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			2131 lines
		
	
	
	
		
			61 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
			
		
		
	
	
			2131 lines
		
	
	
	
		
			61 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
| dnl
 | |
| dnl  zshconfig.ac: Configure template for zsh.
 | |
| dnl  Process this file with autoconf to produce a configure script.
 | |
| dnl
 | |
| dnl  Copyright (c) 1995-1997 Richard Coleman
 | |
| dnl  All rights reserved.
 | |
| dnl
 | |
| dnl  Permission is hereby granted, without written agreement and without
 | |
| dnl  license or royalty fees, to use, copy, modify, and distribute this
 | |
| dnl  software and to distribute modified versions of this software for any
 | |
| dnl  purpose, provided that the above copyright notice and the following
 | |
| dnl  two paragraphs appear in all copies of this software.
 | |
| dnl
 | |
| dnl  In no event shall Richard Coleman or the Zsh Development Group be liable
 | |
| dnl  to any party for direct, indirect, special, incidental, or consequential
 | |
| dnl  damages arising out of the use of this software and its documentation,
 | |
| dnl  even if Richard Coleman and the Zsh Development Group have been advised of
 | |
| dnl  the possibility of such damage.
 | |
| dnl
 | |
| dnl  Richard Coleman and the Zsh Development Group specifically disclaim any
 | |
| dnl  warranties, including, but not limited to, the implied warranties of
 | |
| dnl  merchantability and fitness for a particular purpose.  The software
 | |
| dnl  provided hereunder is on an "as is" basis, and Richard Coleman and the
 | |
| dnl  Zsh Development Group have no obligation to provide maintenance,
 | |
| dnl  support, updates, enhancements, or modifications.
 | |
| dnl
 | |
| 
 | |
| AC_CONFIG_HEADER(config.h)
 | |
| 
 | |
| dnl What version of zsh are we building ?
 | |
| . ${srcdir}/Config/version.mk
 | |
| echo "configuring for zsh $VERSION"
 | |
| 
 | |
| dnl ----------------------------------------------
 | |
| dnl CHECK FOR MACHINE/VENDOR/OPERATING SYSTEM TYPE
 | |
| dnl ----------------------------------------------
 | |
| dnl Find out machine type, vendor, and operating system
 | |
| dnl What type of host is this?
 | |
| AC_CANONICAL_HOST
 | |
| AC_DEFINE_UNQUOTED(MACHTYPE, "$host_cpu")
 | |
| AC_DEFINE_UNQUOTED(VENDOR,   "$host_vendor")
 | |
| AC_DEFINE_UNQUOTED(OSTYPE,   "$host_os")
 | |
| 
 | |
| dnl -----------------------------
 | |
| dnl CHECKING COMMAND LINE OPTIONS
 | |
| dnl -----------------------------
 | |
| dnl Handle --program-prefix, --program-suffix, etc.
 | |
| zsh_ARG_PROGRAM
 | |
| 
 | |
| dnl Handle setting of compile flags (CPPFLAGS, CFLAGS, LDFLAGS, LIBS).
 | |
| zsh_COMPILE_FLAGS($CPPFLAGS, $CFLAGS, $LDFLAGS, $LIBS)
 | |
| 
 | |
| dnl Do you want to debug zsh?
 | |
| ifdef([zsh-debug],[undefine([zsh-debug])])dnl
 | |
| AC_ARG_ENABLE(zsh-debug,
 | |
| [  --enable-zsh-debug         compile with debug code and debugger symbols],
 | |
| [if test x$enableval = xyes; then
 | |
|   AC_DEFINE(DEBUG)
 | |
| fi])
 | |
| 
 | |
| dnl Do you want zsh memory allocation routines.
 | |
| ifdef([zsh-mem],[undefine([zsh-mem])])dnl
 | |
| AC_ARG_ENABLE(zsh-mem,
 | |
| [  --enable-zsh-mem           compile with zsh memory allocation routines],
 | |
| [if test x$enableval = xyes; then
 | |
|   AC_DEFINE(ZSH_MEM)
 | |
| fi])
 | |
| 
 | |
| dnl Do you want to debug zsh memory allocation routines.
 | |
| ifdef([zsh-mem-debug],[undefine([zsh-mem-debug])])dnl
 | |
| AC_ARG_ENABLE(zsh-mem-debug,
 | |
| [  --enable-zsh-mem-debug     debug zsh memory allocation routines],
 | |
| [if test x$enableval = xyes; then
 | |
|   AC_DEFINE(ZSH_MEM_DEBUG)
 | |
| fi])
 | |
| 
 | |
| dnl Do you want to print warnings when errors in memory allocation.
 | |
| ifdef([zsh-mem-warning],[undefine([zsh-mem-warning])])dnl
 | |
| AC_ARG_ENABLE(zsh-mem-warning,
 | |
| [  --enable-zsh-mem-warning   print warnings for errors in memory allocation],
 | |
| [if test x$enableval = xyes; then
 | |
|   AC_DEFINE(ZSH_MEM_WARNING)
 | |
| fi])
 | |
| 
 | |
| dnl Do you want to turn on error checking for free().
 | |
| ifdef([zsh-secure-free],[undefine([zsh-secure-free])])dnl
 | |
| AC_ARG_ENABLE(zsh-secure-free,
 | |
| [  --enable-zsh-secure-free   turn on error checking for free()],
 | |
| [if test x$enableval = xyes; then
 | |
|   AC_DEFINE(ZSH_SECURE_FREE)
 | |
| fi])
 | |
| 
 | |
| dnl Do you want debugging information on internal hash tables.
 | |
| dnl This turns on the `hashinfo' builtin command.
 | |
| ifdef([zsh-hash-debug],[undefine([zsh-hash-debug])])dnl
 | |
| AC_ARG_ENABLE(zsh-hash-debug,
 | |
| [  --enable-zsh-hash-debug    turn on debugging of internal hash tables],
 | |
| [if test x$enableval = xyes; then
 | |
|   AC_DEFINE(ZSH_HASH_DEBUG)
 | |
| fi])
 | |
| 
 | |
| dnl Pathnames for global zsh scripts
 | |
| ifdef([etcdir],[undefine([etcdir])])dnl
 | |
| AC_ARG_ENABLE(etcdir,
 | |
| [  --enable-etcdir=DIR        the default directory for global zsh scripts],
 | |
| [etcdir="$enableval"], [etcdir=/etc])
 | |
| 
 | |
| ifdef([zshenv],[undefine([zshenv])])dnl
 | |
| AC_ARG_ENABLE(zshenv,
 | |
| [  --enable-zshenv=FILE       the full pathname of the global zshenv script],
 | |
| [zshenv="$enableval"],
 | |
| [if test "x$etcdir" = xno; then
 | |
|   zshenv=no
 | |
| else
 | |
|   zshenv="$etcdir/zshenv"
 | |
| fi])
 | |
| if test "x$zshenv" != xno; then
 | |
|   AC_DEFINE_UNQUOTED(GLOBAL_ZSHENV, "$zshenv")
 | |
| fi
 | |
| 
 | |
| ifdef([zshrc],[undefine([zshrc])])dnl
 | |
| AC_ARG_ENABLE(zshrc,
 | |
| [  --enable-zshrc=FILE        the full pathname of the global zshrc script],
 | |
| [zshrc="$enableval"],
 | |
| [if test "x$etcdir" = xno; then
 | |
|   zshrc=no
 | |
| else
 | |
|   zshrc="$etcdir/zshrc"
 | |
| fi])
 | |
| if test "x$zshrc" != xno; then
 | |
|   AC_DEFINE_UNQUOTED(GLOBAL_ZSHRC, "$zshrc")
 | |
| fi
 | |
| 
 | |
| ifdef([zprofile],[undefine([zprofile])])dnl
 | |
| AC_ARG_ENABLE(zprofile,
 | |
| [  --enable-zprofile=FILE     the full pathname of the global zprofile script],
 | |
| [zprofile="$enableval"],
 | |
| [if test "x$etcdir" = xno; then
 | |
|   zprofile=no
 | |
| else
 | |
|   zprofile="$etcdir/zprofile"
 | |
| fi])
 | |
| if test "x$zprofile" != xno; then
 | |
|   AC_DEFINE_UNQUOTED(GLOBAL_ZPROFILE, "$zprofile")
 | |
| fi
 | |
| 
 | |
| ifdef([zlogin],[undefine([zlogin])])dnl
 | |
| AC_ARG_ENABLE(zlogin,
 | |
| [  --enable-zlogin=FILE       the full pathname of the global zlogin script],
 | |
| [zlogin="$enableval"],
 | |
| [if test "x$etcdir" = xno; then
 | |
|   zlogin=no
 | |
| else
 | |
|   zlogin="$etcdir/zlogin"
 | |
| fi])
 | |
| if test "x$zlogin" != xno; then
 | |
|   AC_DEFINE_UNQUOTED(GLOBAL_ZLOGIN, "$zlogin")
 | |
| fi
 | |
| 
 | |
| ifdef([zlogout],[undefine([zlogout])])dnl
 | |
| AC_ARG_ENABLE(zlogout,
 | |
| [  --enable-zlogout=FILE      the full pathname of the global zlogout script],
 | |
| [zlogout="$enableval"],
 | |
| [if test "x$etcdir" = xno; then
 | |
|   zlogout=no
 | |
| else
 | |
|   zlogout="$etcdir/zlogout"
 | |
| fi])
 | |
| if test "x$zlogout" != xno; then
 | |
|   AC_DEFINE_UNQUOTED(GLOBAL_ZLOGOUT, "$zlogout")
 | |
| fi
 | |
| 
 | |
| AC_SUBST(zshenv)dnl
 | |
| AC_SUBST(zshrc)dnl
 | |
| AC_SUBST(zprofile)dnl
 | |
| AC_SUBST(zlogin)dnl
 | |
| AC_SUBST(zlogout)dnl
 | |
| 
 | |
| dnl Do you want large file support, if available?
 | |
| ifdef([lfs],[undefine([lfs])])dnl
 | |
| AC_ARG_ENABLE(lfs,
 | |
| [  --disable-lfs              turn off support for large files],
 | |
| [lfs="$enableval"], [lfs=yes])
 | |
| 
 | |
| dnl Do you want dynamically loaded binary modules.
 | |
| ifdef([dynamic],[undefine([dynamic])])dnl
 | |
| AC_ARG_ENABLE(dynamic,
 | |
| [  --disable-dynamic          turn off dynamically loaded binary modules],
 | |
| [dynamic="$enableval"], [dynamic=yes])
 | |
| 
 | |
| dnl Do you want to disable restricted on r* commands
 | |
| ifdef([restricted-r],[undefine([restricted-r])])dnl
 | |
| AC_ARG_ENABLE(restricted-r,
 | |
| [  --disable-restricted-r     turn off r* invocation for restricted shell],
 | |
| [if test x$enableval = xyes; then
 | |
|   AC_DEFINE(RESTRICTED_R)
 | |
| fi],
 | |
| AC_DEFINE(RESTRICTED_R)
 | |
| )
 | |
| 
 | |
| dnl Do you want to disable use of locale functions
 | |
| AC_ARG_ENABLE([locale],
 | |
| [  --disable-locale           turn off locale features],
 | |
| [if test x$enableval = xyes; then
 | |
|   AC_DEFINE(CONFIG_LOCALE)
 | |
| fi],
 | |
| AC_DEFINE(CONFIG_LOCALE)
 | |
| )
 | |
| 
 | |
| dnl Do you want to compile as K&R C.
 | |
| AC_ARG_ENABLE(ansi2knr,
 | |
| [  --enable-ansi2knr          translate source to K&R C before compiling],
 | |
| [ansi2knr="$enableval"], [ansi2knr=default])
 | |
| 
 | |
| ifdef([fndir],[undefine([fndir])])dnl
 | |
| AC_ARG_ENABLE(fndir,
 | |
| [  --enable-fndir=DIR         the directory in which to install functions],
 | |
| dnl ${VERSION} to be determined at compile time.
 | |
| [if test $enableval = yes; then
 | |
|   fndir=${datadir}/${tzsh_name}/'${VERSION}'/functions
 | |
| else
 | |
|   fndir="$enableval"
 | |
| fi], [fndir=${datadir}/${tzsh_name}/'${VERSION}'/functions])
 | |
| 
 | |
| ifdef([sitefndir],[undefine([sitefndir])])dnl
 | |
| AC_ARG_ENABLE(site-fndir,
 | |
| [  --enable-site-fndir=DIR    same for site functions (not version specific)],
 | |
| [if test $enableval = yes; then
 | |
|   sitefndir=${datadir}/${tzsh_name}/site-functions
 | |
| else
 | |
|   sitefndir="$enableval"
 | |
| fi], [sitefndir=${datadir}/${tzsh_name}/site-functions])
 | |
| 
 | |
| ifdef([function_subdirs],[undefine([function_subdirs])])
 | |
| AC_ARG_ENABLE(function-subdirs,
 | |
| [  --enable-function-subdirs  install functions in subdirectories])
 | |
| 
 | |
| if test "x${enable_function_subdirs}" != x &&
 | |
|   test "x${enable_function_subdirs}" != xno; then
 | |
|   FUNCTIONS_SUBDIRS=yes
 | |
| else
 | |
|   FUNCTIONS_SUBDIRS=no
 | |
| fi
 | |
| 
 | |
| AC_SUBST(fndir)dnl
 | |
| AC_SUBST(sitefndir)dnl
 | |
| AC_SUBST(FUNCTIONS_SUBDIRS)dnl
 | |
| 
 | |
| dnl Do you want maildir support?
 | |
| ifdef([maildir_support],[undefine([maildir_support])])dnl
 | |
| AC_ARG_ENABLE(maildir-support,
 | |
| [  --enable-maildir-support   enable maildir support in MAIL and MAILPATH],
 | |
| [if test x$enableval = xyes; then
 | |
|   AC_DEFINE(MAILDIR_SUPPORT)
 | |
| fi])
 | |
| 
 | |
| dnl Do you want to set a maximum function depth?
 | |
| ifdef([max_function_depth],[undefine([max_function_depth])])dnl
 | |
| AC_ARG_ENABLE(max-function-depth,
 | |
| [  --enable-max-function-depth=MAX   limit function depth to MAX],
 | |
| [if test x$enableval = xyes; then
 | |
|   AC_DEFINE(MAX_FUNCTION_DEPTH, 4096)
 | |
| else
 | |
|   AC_DEFINE_UNQUOTED(MAX_FUNCTION_DEPTH, $enableval)
 | |
| fi])
 | |
| 
 | |
| dnl ------------------
 | |
| dnl CHECK THE COMPILER
 | |
| dnl ------------------
 | |
| dnl We want these before the checks, so the checks can modify their values.
 | |
| test -z "${CFLAGS+set}"  && CFLAGS=  auto_cflags=1
 | |
| test -z "${LDFLAGS+set}" && LDFLAGS= auto_ldflags=1
 | |
| 
 | |
| AC_PROG_CC
 | |
| 
 | |
| dnl Check for large file support.
 | |
| dnl This needs to be done early to get the stuff into the flags.
 | |
| if test $lfs != no; then
 | |
| dnl Gross hack for ReliantUNIX - GCC does not understand getconf options
 | |
| dnl For now just disable LFS in this case
 | |
| dnl Any takers?
 | |
|   if test "$host" = mips-sni-sysv4 && test -n "$GCC"; then
 | |
|     : 
 | |
|   else
 | |
|     zsh_LARGE_FILE_SUPPORT
 | |
|   fi
 | |
| fi
 | |
| 
 | |
| dnl if the user hasn't specified CFLAGS, then
 | |
| dnl   if compiler is gcc, then use -O2 and some warning flags
 | |
| dnl   else use -O
 | |
| if test -n "$auto_cflags" && test ."$ansi2knr" != .yes; then
 | |
|   if test "${enable_zsh_debug}" = yes; then
 | |
|     if test -n "$GCC"; then
 | |
|       CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -ggdb"
 | |
|     else
 | |
|       CFLAGS="$CFLAGS -g"
 | |
|     fi
 | |
|   else
 | |
|     if test -n "$GCC"; then
 | |
|       CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -O2"
 | |
|     else
 | |
|       CFLAGS="$CFLAGS -O"
 | |
|     fi
 | |
|   fi
 | |
| fi
 | |
| if test -n "$auto_ldflags"; then
 | |
|   case "${enable_zsh_debug}$host_os" in
 | |
|     yesaix*|yeshpux*|yesnetbsd*|yesopenbsd*) ;;  # "ld -g" is not valid on these systems
 | |
|     darwin*) LDFLAGS=-Wl,-x ;;
 | |
|     yes*)    LDFLAGS=-g ;;
 | |
|     *)       LDFLAGS=-s ;;
 | |
|   esac
 | |
| fi
 | |
| 
 | |
| dnl ----------
 | |
| dnl SCO KLUDGE
 | |
| dnl ----------
 | |
| dnl Sco doesn't define any useful compiler symbol,
 | |
| dnl so we will check for sco and define __sco if
 | |
| dnl found.
 | |
| case "$host_os" in
 | |
|   sco*) CFLAGS="-D__sco $CFLAGS" ;;
 | |
| esac
 | |
| 
 | |
| sed=':1
 | |
|      s/ -s / /g
 | |
|      t1
 | |
|      s/^ *//
 | |
|      s/ *$//'
 | |
| 
 | |
| case " $LDFLAGS " in
 | |
|   *" -s "*) strip_exeldflags=true strip_libldflags=true
 | |
|     LDFLAGS=`echo " $LDFLAGS " | sed "$sed"` ;;
 | |
|   *) strip_exeldflags=false strip_libldflags=false ;;
 | |
| esac
 | |
| 
 | |
| case " ${EXELDFLAGS+$EXELDFLAGS }" in
 | |
|   " ") ;;
 | |
|   *" -s "*) strip_exeldflags=true
 | |
|     EXELDFLAGS=`echo " $EXELDFLAGS " | sed "$sed"` ;;
 | |
|   *) strip_exeldflags=false ;;
 | |
| esac
 | |
| 
 | |
| case " ${LIBLDFLAGS+$LIBLDFLAGS }" in
 | |
|   " ") ;;
 | |
|   *" -s "*) strip_libldflags=true
 | |
|     LIBLDFLAGS=`echo " $LIBLDFLAGS " | sed "$sed"` ;;
 | |
|   *) strip_libldflags=false ;;
 | |
| esac
 | |
| 
 | |
| AC_SUBST(CFLAGS)dnl
 | |
| AC_SUBST(LDFLAGS)dnl
 | |
| AC_SUBST(EXELDFLAGS)dnl
 | |
| AC_SUBST(LIBLDFLAGS)dnl
 | |
| 
 | |
| AC_PROG_CPP                 dnl Figure out how to run C preprocessor.
 | |
| AC_PROG_GCC_TRADITIONAL     dnl Do we need -traditional flag for gcc.
 | |
| AC_C_CONST                  dnl Does compiler support `const'.
 | |
| 
 | |
| AC_CYGWIN                   dnl Check for cygwin environment
 | |
| 
 | |
| AC_EXEEXT                   dnl Check for executable extension, e.g. .exe
 | |
| 
 | |
| fp_PROG_CC_STDC
 | |
| AC_MSG_CHECKING([whether to use prototypes])
 | |
| if test ."$ansi2knr" = .yes || test ."$ansi2knr" = .no; then
 | |
|   msg="(overridden) "
 | |
| else
 | |
|   msg=
 | |
|   if test ."$fp_cv_prog_cc_stdc" = .no; then
 | |
|     ansi2knr=yes
 | |
|   else
 | |
|     ansi2knr=no
 | |
|   fi
 | |
| fi
 | |
| if test "$ansi2knr" = yes; then
 | |
|   AC_MSG_RESULT(${msg}no)
 | |
|   U=_
 | |
| else
 | |
|   AC_MSG_RESULT(${msg}yes)
 | |
|   AC_DEFINE(PROTOTYPES)
 | |
|   U=
 | |
| fi
 | |
| AC_SUBST(U)
 | |
| 
 | |
| AC_FUNC_ALLOCA              dnl Check how to get `alloca'.
 | |
| 
 | |
| dnl If the compiler supports union initialisation
 | |
| AC_CACHE_CHECK(if the compiler supports union initialisation,
 | |
| zsh_cv_c_have_union_init,
 | |
| [AC_TRY_COMPILE([union{void *p;long l;}u={0};], [u.l=1;],
 | |
|   zsh_cv_c_have_union_init=yes,
 | |
|   zsh_cv_c_have_union_init=no)])
 | |
| if test $zsh_cv_c_have_union_init = yes; then
 | |
|   AC_DEFINE(HAVE_UNION_INIT)
 | |
| fi
 | |
| 
 | |
| dnl  Checking if compiler correctly cast signed to unsigned.
 | |
| AC_CACHE_CHECK(if signed to unsigned casting is broken,
 | |
| zsh_cv_c_broken_signed_to_unsigned_casting,
 | |
| [AC_TRY_RUN([main(){return((int)(unsigned char)((char) -1) == 255);}],
 | |
|   zsh_cv_c_broken_signed_to_unsigned_casting=yes,
 | |
|   zsh_cv_c_broken_signed_to_unsigned_casting=no,
 | |
|   zsh_cv_c_broken_signed_to_unsigned_casting=no)])
 | |
| if test $zsh_cv_c_broken_signed_to_unsigned_casting = yes; then
 | |
|   AC_DEFINE(BROKEN_SIGNED_TO_UNSIGNED_CASTING)
 | |
| fi
 | |
| 
 | |
| dnl Checking if the compiler supports variable-length arrays
 | |
| AC_CACHE_CHECK(if the compiler supports variable-length arrays,
 | |
| zsh_cv_c_variable_length_arrays,
 | |
| [AC_TRY_COMPILE([int foo(), n;], [int i[foo()], a[n+1];],
 | |
|   zsh_cv_c_variable_length_arrays=yes,
 | |
|   zsh_cv_c_variable_length_arrays=no)])
 | |
| if test $zsh_cv_c_variable_length_arrays = yes; then
 | |
|   AC_DEFINE(HAVE_VARIABLE_LENGTH_ARRAYS)
 | |
| fi
 | |
| 
 | |
| AC_MSG_CHECKING(what to set MAXJOB to)
 | |
| dnl Do you want to alter the maximum job table size?
 | |
| ifdef([max_jobtable_size],[undefine([max_jobtable_size])])dnl
 | |
| AC_ARG_ENABLE(max-jobtable-size,
 | |
| [  --enable-max-jobtable-size=MAX    limit job table size to MAX],
 | |
| 
 | |
| [if test x$enableval = xyes; then
 | |
| 
 | |
|    AC_EGREP_CPP(yes,
 | |
|    [#include <linux/tasks.h>
 | |
|     #ifdef MAX_TASKS_PER_USER
 | |
|     yes
 | |
|     #endif
 | |
|    ],
 | |
|    maxj=max)
 | |
| 
 | |
|    if test x$maxj = xmax; then
 | |
|     AC_DEFINE(MAXJOB, MAX_TASKS_PER_USER)
 | |
|     AC_DEFINE(NEED_LINUX_TASKS_H)
 | |
|     AC_MSG_RESULT(${msg}MAX_TASKS_PER_USER)
 | |
|    else
 | |
|     AC_DEFINE(MAXJOB, 256)
 | |
|     AC_MSG_RESULT(${msg}256)
 | |
|    fi
 | |
| 
 | |
|  elif test x$enableval = xno; then
 | |
|  AC_DEFINE(MAXJOB,512)
 | |
|  AC_MSG_RESULT(${msg}512)
 | |
|  else
 | |
|  AC_DEFINE_UNQUOTED(MAXJOB,$enableval)
 | |
|  AC_MSG_RESULT(${msg}${enableval}) 
 | |
| fi],
 | |
| [
 | |
| AC_DEFINE(MAXJOB, 50)
 | |
|  AC_MSG_RESULT(${msg}50) 
 | |
| ])
 | |
| 
 | |
| dnl ------------------
 | |
| dnl CHECK FOR PROGRAMS
 | |
| dnl ------------------
 | |
| AC_PROG_MAKE_SET            dnl Does make define $MAKE
 | |
| AC_PROG_INSTALL             dnl Check for BSD compatible `install'
 | |
| AC_PROG_AWK                 dnl Check for mawk,gawk,nawk, then awk.
 | |
| AC_PROG_LN                  dnl Check for working ln, for "make install"
 | |
| AC_CHECK_PROGS([YODL], [yodl], [: yodl])
 | |
| AC_CHECK_PROGS([ANSI2KNR], [ansi2knr], [: ansi2knr])
 | |
| 
 | |
| if test x"$ansi2knr" = xyes && test x"$ANSI2KNR" = x": ansi2knr"; then
 | |
|     echo "----------"
 | |
|     echo "configure fatal error:"
 | |
|     echo "ansi2knr was specified (--enable-ansi2knr) but the program could not be found."
 | |
|     echo "Either remove the configure option if it is not required or build the ansi2knr"
 | |
|     echo "program before reconfiguring Zsh.  The source code for ansi2knr is also"
 | |
|     echo "available in the GPL directory on Zsh distribution sites."
 | |
|     exit 1
 | |
| fi
 | |
| 
 | |
| dnl ------------------
 | |
| dnl CHECK HEADER FILES
 | |
| dnl ------------------
 | |
| AC_HEADER_DIRENT
 | |
| AC_HEADER_STDC
 | |
| AC_HEADER_TIME
 | |
| AC_HEADER_STAT
 | |
| AC_HEADER_SYS_WAIT
 | |
| 
 | |
| oldcflags="$CFLAGS"
 | |
| AC_CHECK_PROG([PCRECONF], pcre-config, pcre-config)
 | |
| if test "x$ac_cv_prog_PCRECONF" = xpcre-config; then
 | |
|   CFLAGS="$CFLAGS `pcre-config --cflags`"
 | |
| fi
 | |
| 
 | |
| AC_CHECK_HEADERS(sys/time.h sys/times.h sys/select.h termcap.h termio.h \
 | |
| 		 termios.h sys/param.h sys/filio.h string.h memory.h \
 | |
| 		 limits.h fcntl.h libc.h sys/utsname.h sys/resource.h \
 | |
| 		 locale.h errno.h stdio.h stdlib.h unistd.h sys/capability.h \
 | |
| 		 utmp.h utmpx.h sys/types.h pwd.h grp.h poll.h sys/mman.h \
 | |
| 		 netinet/in_systm.h pcre.h langinfo.h wchar.h stddef.h)
 | |
| if test $dynamic = yes; then
 | |
|   AC_CHECK_HEADERS(dlfcn.h)
 | |
|   AC_CHECK_HEADERS(dl.h)
 | |
| fi
 | |
| 
 | |
| dnl Some SCO systems cannot include both sys/time.h and sys/select.h
 | |
| if test $ac_cv_header_sys_time_h = yes && test $ac_cv_header_sys_select_h = yes; then
 | |
|   AC_CACHE_CHECK(for conflicts in sys/time.h and sys/select.h,
 | |
|   zsh_cv_header_time_h_select_h_conflicts,
 | |
|   [AC_TRY_COMPILE([#include <sys/time.h>
 | |
| #include <sys/select.h>], [int i;],
 | |
|   zsh_cv_header_time_h_select_h_conflicts=no,
 | |
|   zsh_cv_header_time_h_select_h_conflicts=yes)])
 | |
|   if test $zsh_cv_header_time_h_select_h_conflicts = yes; then
 | |
|     AC_DEFINE(TIME_H_SELECT_H_CONFLICTS)
 | |
|   fi
 | |
| fi
 | |
| 
 | |
| AC_CACHE_CHECK(POSIX termios, zsh_cv_sys_posix_termios,
 | |
| [AC_TRY_LINK([#include <sys/types.h>
 | |
| #include <unistd.h>
 | |
| #include <termios.h>],
 | |
| [/* SunOS 4.0.3 has termios.h but not the library calls.  */
 | |
| tcgetattr(0, 0);],
 | |
|   zsh_cv_sys_posix_termios=yes, zsh_cv_sys_posix_termios=no)])
 | |
| 
 | |
| if test $zsh_cv_sys_posix_termios = yes; then
 | |
|   AC_CACHE_CHECK(TIOCGWINSZ in termios.h,
 | |
|   zsh_cv_header_termios_h_tiocgwinsz,
 | |
|   [AC_TRY_LINK([#include <sys/types.h>
 | |
| #include <termios.h>],
 | |
|   [int x = TIOCGWINSZ;],
 | |
|   zsh_cv_header_termios_h_tiocgwinsz=yes,
 | |
|   zsh_cv_header_termios_h_tiocgwinsz=no)])
 | |
| else
 | |
|   zsh_cv_header_termios_h_tiocgwinsz=no
 | |
| fi
 | |
|  
 | |
| if test $zsh_cv_header_termios_h_tiocgwinsz = no; then
 | |
|   AC_CACHE_CHECK(TIOCGWINSZ in sys/ioctl.h,
 | |
|   zsh_cv_header_sys_ioctl_h_tiocgwinsz,
 | |
|   [AC_TRY_LINK([#include <sys/types.h>
 | |
| #include <sys/ioctl.h>],
 | |
|   [int x = TIOCGWINSZ;],
 | |
|   zsh_cv_header_sys_ioctl_h_tiocgwinsz=yes,
 | |
|   zsh_cv_header_sys_ioctl_h_tiocgwinsz=no)])
 | |
|   if test $zsh_cv_header_sys_ioctl_h_tiocgwinsz = yes; then
 | |
|     AC_DEFINE(GWINSZ_IN_SYS_IOCTL)
 | |
|   fi
 | |
| fi
 | |
|  
 | |
| AC_CHECK_HEADER([sys/ptem.h], AC_DEFINE(WINSIZE_IN_PTEM))
 | |
| 
 | |
| dnl -------------------
 | |
| dnl CHECK FOR LIBRARIES
 | |
| dnl -------------------
 | |
| 
 | |
| dnl On some systems, modules need to be linked against libc explicitly,
 | |
| dnl in case they require objects that exist only in the static version
 | |
| dnl and might not be compiled into the zsh executable.
 | |
| dnl On ReliantUNIX -lc better be the last library, else funny things
 | |
| dnl may happen.
 | |
| AC_CHECK_LIB(c, printf, [LIBS="$LIBS -lc"])
 | |
| 
 | |
| AC_CHECK_LIB(m, pow)
 | |
| 
 | |
| dnl Prefer BSD termcap library to SysV curses library, except on certain
 | |
| dnl SYSV-derived systems.
 | |
| dnl On HPUX, Hcurses is reported to work better than curses.
 | |
| AC_ARG_WITH(curses-terminfo,
 | |
| [  --with-curses-terminfo     use terminfo support from curses library],
 | |
| [if test x$withval = xyes; then
 | |
|   termcap_curses_order="curses ncurses termcap"
 | |
|   AC_SEARCH_LIBS(tigetstr, [$termcap_curses_order])
 | |
| else
 | |
|   termcap_curses_order="termcap curses ncurses"
 | |
| fi],
 | |
| [case "$host_os" in
 | |
|   hpux10.*|hpux11.*|solaris*)
 | |
|       termcap_curses_order="Hcurses curses ncurses termcap" ;;
 | |
|   *)             termcap_curses_order="termcap curses ncurses" ;;
 | |
| esac])dnl
 | |
| 
 | |
| AC_SEARCH_LIBS(tgetent, [$termcap_curses_order])
 | |
| case "$LIBS" in
 | |
| *curses*)
 | |
| AC_CHECK_HEADERS(curses.h, [],
 | |
| [AC_CACHE_CHECK(for Solaris 8 curses.h mistake, ac_cv_header_curses_solaris,
 | |
| AC_TRY_COMPILE([#include <curses.h>], [],
 | |
| [ac_cv_header_curses_h=yes
 | |
| ac_cv_header_curses_solaris=yes],
 | |
| ac_cv_header_curses_h=no
 | |
| ac_cv_header_curses_solaris=no))
 | |
| if test x$ac_cv_header_curses_solaris = xyes; then
 | |
| AC_DEFINE(HAVE_CURSES_H)
 | |
| fi])
 | |
| AC_CHECK_HEADERS(term.h,
 | |
| [AC_MSG_CHECKING(if term.h needs curses.h)
 | |
| AC_TRY_COMPILE([#include <term.h>], [char **test = boolcodes;], boolcodes_with_only_term_h=yes,
 | |
| boolcodes_with_only_term_h=no)
 | |
| AC_TRY_COMPILE([#include <curses.h>
 | |
| #include <term.h>], [char **test = boolcodes;], boolcodes_with_curses_h_and_term_h=yes,
 | |
| boolcodes_with_curses_h_and_term_h=no)
 | |
| if test "x$boolcodes_with_curses_h_and_term_h" = xyes && test "x$boolcodes_with_only_term_h" = xno;
 | |
| then
 | |
| AC_DEFINE(TERM_H_NEEDS_CURSES_H)
 | |
| AC_MSG_RESULT(yes)
 | |
| else
 | |
| AC_MSG_RESULT(no)
 | |
| fi
 | |
| 
 | |
| AC_MSG_CHECKING(if boolcodes is available)
 | |
| AC_TRY_LINK([#ifdef TERM_H_NEEDS_CURSES_H
 | |
| #include <curses.h>
 | |
| #endif
 | |
| #include <term.h>], [char **test = boolcodes; printf(*test);],
 | |
| AC_DEFINE(HAVE_BOOLCODES) boolcodes=yes, boolcodes=no)
 | |
| AC_MSG_RESULT($boolcodes)
 | |
| AC_MSG_CHECKING(if numcodes is available)
 | |
| AC_TRY_LINK([#ifdef TERM_H_NEEDS_CURSES_H
 | |
| #include <curses.h>
 | |
| #endif
 | |
| #include <term.h>], [char **test = numcodes; printf(*test);],
 | |
| AC_DEFINE(HAVE_NUMCODES) numcodes=yes, numcodes=no)
 | |
| AC_MSG_RESULT($numcodes)
 | |
| AC_MSG_CHECKING(if strcodes is available)
 | |
| AC_TRY_LINK([#ifdef TERM_H_NEEDS_CURSES_H
 | |
| #include <curses.h>
 | |
| #endif
 | |
| #include <term.h>], [char **test = strcodes; printf(*test);],
 | |
| AC_DEFINE(HAVE_STRCODES) strcodes=yes, strcodes=no)
 | |
| AC_MSG_RESULT($strcodes)
 | |
| AC_MSG_CHECKING(if boolnames is available)
 | |
| AC_TRY_LINK([#include <curses.h>
 | |
| #include <term.h>], [char **test = boolnames; printf(*test);],
 | |
| AC_DEFINE(HAVE_BOOLNAMES) boolnames=yes, boolnames=no)
 | |
| AC_MSG_RESULT($boolnames)
 | |
| AC_MSG_CHECKING(if numnames is available)
 | |
| AC_TRY_LINK([#include <curses.h>
 | |
| #include <term.h>], [char **test = numnames; printf(*test);],
 | |
| AC_DEFINE(HAVE_NUMNAMES) numnames=yes, numnames=no)
 | |
| AC_MSG_RESULT($numnames)
 | |
| AC_MSG_CHECKING(if strnames is available)
 | |
| AC_TRY_LINK([#include <curses.h>
 | |
| #include <term.h>], [char **test = strnames; printf(*test);],
 | |
| AC_DEFINE(HAVE_STRNAMES) strnames=yes, strnames=no)
 | |
| AC_MSG_RESULT($strnames)
 | |
| ]);;
 | |
| esac
 | |
| 
 | |
| dnl Some systems (Solaris 2.x, Linux Redhat 5.x) require
 | |
| dnl libnsl (Network Services Library) to find yp_all
 | |
| 
 | |
| AC_SEARCH_LIBS(yp_all, nsl)
 | |
| 
 | |
| dnl I am told that told that unicos reqire these for nis_list
 | |
| if test `echo $host_os | sed 's/^\(unicos\).*/\1/'` = unicos; then
 | |
|   LIBS="-lcraylm -lkrb -lnisdb -lnsl -lrpcsvc $LIBS"
 | |
| fi
 | |
| 
 | |
| if test "x$dynamic" = xyes; then
 | |
|   AC_CHECK_LIB(dl, dlopen)
 | |
| fi
 | |
| 
 | |
| AC_CHECK_LIB(cap, cap_get_proc)
 | |
| 
 | |
| AC_CHECK_LIB(socket, socket)
 | |
| 
 | |
| AC_CHECK_LIB(iconv, iconv)
 | |
| 
 | |
| dnl pcre-config should probably be employed here
 | |
| AC_SEARCH_LIBS(pcre_compile, pcre)
 | |
| 
 | |
| dnl ---------------------
 | |
| dnl CHECK TERMCAP LIBRARY
 | |
| dnl ---------------------
 | |
| dnl Checks for external variable ospeed in the termcap library.
 | |
| AC_CACHE_CHECK(if an include file defines ospeed,
 | |
| zsh_cv_decl_ospeed_include_defines,
 | |
| [AC_TRY_LINK(
 | |
| [#include <sys/types.h>
 | |
| #if HAVE_TERMIOS_H
 | |
| #include <termios.h>
 | |
| #endif
 | |
| #if HAVE_TERMCAP_H
 | |
| #include <termcap.h>
 | |
| #endif], [ospeed = 0;],
 | |
| zsh_cv_decl_ospeed_include_defines=yes,
 | |
| zsh_cv_decl_ospeed_include_defines=no)])
 | |
| 
 | |
| if test $zsh_cv_decl_ospeed_include_defines = no; then
 | |
|   AC_CACHE_CHECK(if you must define ospeed,
 | |
|   zsh_cv_decl_ospeed_must_define,
 | |
|   [AC_TRY_LINK( ,[extern short ospeed; ospeed = 0;],
 | |
|   zsh_cv_decl_ospeed_must_define=yes,
 | |
|   zsh_cv_decl_ospeed_must_define=no)])
 | |
| fi
 | |
| 
 | |
| if test $zsh_cv_decl_ospeed_include_defines = yes; then
 | |
|   AC_DEFINE(HAVE_OSPEED)
 | |
| elif test $zsh_cv_decl_ospeed_must_define = yes; then
 | |
|   AC_DEFINE(HAVE_OSPEED)
 | |
|   AC_DEFINE(MUST_DEFINE_OSPEED)
 | |
| fi
 | |
| 
 | |
| dnl --------------
 | |
| dnl CHECK TYPEDEFS
 | |
| dnl --------------
 | |
| 
 | |
| AC_TYPE_SIGNAL
 | |
| AC_TYPE_PID_T
 | |
| AC_TYPE_OFF_T
 | |
| AC_CHECK_TYPE(ino_t, unsigned long)
 | |
| AC_TYPE_MODE_T
 | |
| AC_TYPE_UID_T
 | |
| AC_TYPE_SIZE_T
 | |
| 
 | |
| dnl ------------------------------------------------
 | |
| dnl Check size of long and try to find a 64-bit type
 | |
| dnl ------------------------------------------------
 | |
| dnl AC_CHECK_SIZEOF is no good, because we need the result here,
 | |
| dnl and that doesn't seem to define a shell parameter.
 | |
| AC_CACHE_CHECK(if long is 64 bits, zsh_cv_long_is_64_bit,
 | |
| [AC_TRY_RUN([int main() { return sizeof(long) < 8; }],
 | |
| zsh_cv_long_is_64_bit=yes,
 | |
| zsh_cv_long_is_64_bit=no,
 | |
| zsh_cv_long_is_64_bit=no)])
 | |
| 
 | |
| if test $zsh_cv_long_is_64_bit = yes; then
 | |
|   AC_DEFINE(LONG_IS_64_BIT)
 | |
| else
 | |
|   AC_CACHE_CHECK(if off_t is 64 bit, zsh_cv_off_t_is_64_bit,
 | |
|   [AC_TRY_RUN([
 | |
| #include <sys/types.h>
 | |
| 
 | |
| main() { return sizeof(off_t) < 8; }
 | |
| ],
 | |
|   zsh_cv_off_t_is_64_bit=yes,
 | |
|   zsh_cv_off_t_is_64_bit=no,
 | |
|   zsh_cv_off_t_is_64_bit=no)])
 | |
|   if test $zsh_cv_off_t_is_64_bit = yes; then
 | |
|     AC_DEFINE(OFF_T_IS_64_BIT)
 | |
|   fi
 | |
| 
 | |
|   AC_CACHE_CHECK(if ino_t is 64 bit, zsh_cv_ino_t_is_64_bit,
 | |
|   [AC_TRY_RUN([
 | |
| #include <sys/types.h>
 | |
| 
 | |
| main() { return sizeof(ino_t) < 8; }
 | |
| ],
 | |
|   zsh_cv_ino_t_is_64_bit=yes,
 | |
|   zsh_cv_ino_t_is_64_bit=no,
 | |
|   zsh_cv_ino_t_is_64_bit=no)])
 | |
|   if test $zsh_cv_ino_t_is_64_bit = yes; then
 | |
|     AC_DEFINE(INO_T_IS_64_BIT)
 | |
|   fi
 | |
| 
 | |
|   if test $lfs != no -o $zsh_cv_off_t_is_64_bit = yes \
 | |
|   -o $zsh_cv_ino_t_is_64_bit = yes; then
 | |
|     AC_CACHE_CHECK(if compiler has a 64 bit type, zsh_cv_64_bit_type,
 | |
|     [if test $lfs != yes && test $lfs != no; then
 | |
|       zsh_64_BIT_TYPE(${lfs}, zsh_cv_64_bit_type, force)
 | |
|      else
 | |
|        zsh_64_BIT_TYPE(long long, zsh_cv_64_bit_type)
 | |
|        if test "$zsh_cv_64_bit_type" = no; then
 | |
|          zsh_64_BIT_TYPE(quad_t, zsh_cv_64_bit_type)
 | |
|        fi
 | |
|        if test "$zsh_cv_64_bit_type" = no; then
 | |
|          zsh_64_BIT_TYPE(__int64_t, zsh_cv_64_bit_type)
 | |
|        fi
 | |
|        dnl As a last resort, if we know off_t has 64 bits, use that as
 | |
|        dnl the 64-bit integer type.  I don't dare try ino_t since there's
 | |
|        dnl probably nothing to stop that being unsigned.
 | |
|        if test "$zsh_cv_64_bit_type" = no &&
 | |
|           test "$zsh_cv_off_t_is_64_bit" = yes; then
 | |
|          zsh_64_BIT_TYPE(off_t, zsh_cv_64_bit_type)
 | |
|        fi
 | |
|      fi])
 | |
|     if test "$zsh_cv_64_bit_type" != no; then
 | |
|       AC_DEFINE_UNQUOTED(ZSH_64_BIT_TYPE, $zsh_cv_64_bit_type)
 | |
| 
 | |
|       dnl Handle cases where unsigned type cannot be simply
 | |
|       dnl `unsigned ZSH_64_BIT_TYPE'.  More tests may be required.
 | |
|       AC_CACHE_CHECK(for a corresponding unsigned 64 bit type,
 | |
|       zsh_cv_64_bit_utype,
 | |
|       [zsh_64_BIT_TYPE(unsigned $zsh_cv_64_bit_type, zsh_cv_64_bit_utype,
 | |
|        force)
 | |
|        if test "$zsh_cv_64_bit_utype" = no; then
 | |
|          zsh_64_BIT_TYPE(__uint64_t, zsh_cv_64_bit_utype)
 | |
|        fi])
 | |
|       if test "$zsh_cv_64_bit_utype" != no; then
 | |
|         AC_DEFINE_UNQUOTED(ZSH_64_BIT_UTYPE, $zsh_cv_64_bit_utype)
 | |
|       fi
 | |
|     fi
 | |
|   fi
 | |
| fi
 | |
| 
 | |
| dnl Check for sigset_t.  Currently I'm looking in
 | |
| dnl <sys/types.h> and <signal.h>.  Others might need
 | |
| dnl to be added.
 | |
| AC_CACHE_CHECK(for sigset_t, zsh_cv_type_sigset_t,
 | |
| [AC_TRY_COMPILE(
 | |
| [#include <sys/types.h>
 | |
| #include <signal.h>], [sigset_t tempsigset;],
 | |
|   zsh_cv_type_sigset_t=yes, zsh_cv_type_sigset_t=no)])
 | |
| if test $zsh_cv_type_sigset_t = no; then
 | |
|   AC_DEFINE(sigset_t, unsigned int)
 | |
| fi
 | |
| 
 | |
| dnl Check for struct timezone since some old SCO versions do not define it
 | |
| zsh_TYPE_EXISTS([
 | |
| #ifdef HAVE_SYS_TIME_H
 | |
| # include <sys/time.h>
 | |
| #endif
 | |
| ], struct timezone)
 | |
| 
 | |
| dnl Check for utmp structures, for watch
 | |
| zsh_TYPE_EXISTS([
 | |
| #ifdef HAVE_SYS_TYPES_H
 | |
| # include <sys/types.h>
 | |
| #endif
 | |
| #ifdef HAVE_UTMP_H
 | |
| # include <utmp.h>
 | |
| #endif
 | |
| ], struct utmp)
 | |
| zsh_TYPE_EXISTS([
 | |
| #ifdef HAVE_SYS_TYPES_H
 | |
| # include <sys/types.h>
 | |
| #endif
 | |
| #ifdef HAVE_UTMPX_H
 | |
| # include <utmpx.h>
 | |
| #endif
 | |
| ], struct utmpx)
 | |
| 
 | |
| dnl Check contents of utmp structures
 | |
| zsh_STRUCT_MEMBER([
 | |
| #ifdef HAVE_SYS_TYPES_H
 | |
| # include <sys/types.h>
 | |
| #endif
 | |
| #ifdef HAVE_UTMP_H
 | |
| # include <utmp.h>
 | |
| #endif
 | |
| ], struct utmp, ut_host)
 | |
| zsh_STRUCT_MEMBER([
 | |
| #ifdef HAVE_SYS_TYPES_H
 | |
| # include <sys/types.h>
 | |
| #endif
 | |
| #ifdef HAVE_UTMPX_H
 | |
| # include <utmpx.h>
 | |
| #endif
 | |
| ], struct utmpx, ut_host)
 | |
| zsh_STRUCT_MEMBER([
 | |
| #ifdef HAVE_SYS_TYPES_H
 | |
| # include <sys/types.h>
 | |
| #endif
 | |
| #ifdef HAVE_UTMPX_H
 | |
| # include <utmpx.h>
 | |
| #endif
 | |
| ], struct utmpx, ut_xtime)
 | |
| zsh_STRUCT_MEMBER([
 | |
| #ifdef HAVE_SYS_TYPES_H
 | |
| # include <sys/types.h>
 | |
| #endif
 | |
| #ifdef HAVE_UTMPX_H
 | |
| # include <utmpx.h>
 | |
| #endif
 | |
| ], struct utmpx, ut_tv)
 | |
| 
 | |
| dnl Check for inode numbers in directory entry structures
 | |
| zsh_STRUCT_MEMBER([
 | |
| #ifdef HAVE_SYS_TYPES_H
 | |
| # include <sys/types.h>
 | |
| #endif
 | |
| #ifdef HAVE_DIRENT_H
 | |
| # include <dirent.h>
 | |
| #endif
 | |
| ], struct dirent, d_ino)
 | |
| zsh_STRUCT_MEMBER([
 | |
| #ifdef HAVE_SYS_TYPES_H
 | |
| # include <sys/types.h>
 | |
| #endif
 | |
| #ifdef HAVE_DIRENT_H
 | |
| # include <dirent.h>
 | |
| #endif
 | |
| ], struct dirent, d_stat)
 | |
| zsh_STRUCT_MEMBER([
 | |
| #ifdef HAVE_SYS_TYPES_H
 | |
| # include <sys/types.h>
 | |
| #endif
 | |
| #ifdef HAVE_SYS_NDIR_H
 | |
| # include <sys/ndir.h>
 | |
| #endif
 | |
| #ifdef HAVE_SYS_DIR_H
 | |
| # include <sys/dir.h>
 | |
| #endif
 | |
| #ifdef HAVE_NDIR_H
 | |
| # include <ndir.h>
 | |
| #endif
 | |
| ], struct direct, d_ino)
 | |
| zsh_STRUCT_MEMBER([
 | |
| #ifdef HAVE_SYS_TYPES_H
 | |
| # include <sys/types.h>
 | |
| #endif
 | |
| #ifdef HAVE_SYS_NDIR_H
 | |
| # include <sys/ndir.h>
 | |
| #endif
 | |
| #ifdef HAVE_SYS_DIR_H
 | |
| # include <sys/dir.h>
 | |
| #endif
 | |
| #ifdef HAVE_NDIR_H
 | |
| # include <ndir.h>
 | |
| #endif
 | |
| ], struct direct, d_stat)
 | |
| 
 | |
| dnl Check IPv6 socket address structure type
 | |
| zsh_STRUCT_MEMBER([
 | |
| #ifdef HAVE_SYS_TYPES_H
 | |
| # include <sys/types.h>
 | |
| #endif
 | |
| #include <netinet/in.h>
 | |
| ], struct sockaddr_in6, sin6_scope_id)
 | |
| 
 | |
| dnl Check for h_errno external variable
 | |
| AC_CACHE_CHECK(if we need our own h_errno,
 | |
|   zsh_cv_decl_h_errno_use_local,
 | |
|   [AC_TRY_LINK( ,[extern int h_errno; h_errno = 0;],
 | |
|   zsh_cv_decl_h_errno_use_local=no,
 | |
|   zsh_cv_decl_h_errno_use_local=yes)])
 | |
| 
 | |
| if test $zsh_cv_decl_h_errno_use_local = yes; then
 | |
|   AC_DEFINE(USE_LOCAL_H_ERRNO)
 | |
| fi
 | |
| 
 | |
| dnl ---------------
 | |
| dnl CHECK FUNCTIONS
 | |
| dnl ---------------
 | |
| 
 | |
| dnl need to integrate this function
 | |
| dnl AC_FUNC_STRFTIME
 | |
| 
 | |
| AC_CHECK_FUNCS(strftime difftime gettimeofday \
 | |
| 	       select poll \
 | |
| 	       readlink faccessx fchdir ftruncate \
 | |
| 	       fstat lstat lchown \
 | |
| 	       fseeko ftello \
 | |
| 	       mkfifo _mktemp mkstemp \
 | |
| 	       waitpid wait3 \
 | |
| 	       sigaction sigblock sighold sigrelse sigsetmask sigprocmask \
 | |
| 	       killpg setpgid setpgrp tcsetpgrp tcgetattr nice \
 | |
| 	       gethostname gethostbyname2 getipnodebyname \
 | |
| 	       inet_aton inet_pton inet_ntop \
 | |
| 	       getlogin getpwent getpwnam getpwuid getgrgid getgrnam \
 | |
| 	       initgroups nis_list \
 | |
| 	       setuid seteuid setreuid setresuid setsid \
 | |
| 	       memcpy memmove strstr strerror \
 | |
| 	       cap_get_proc \
 | |
| 	       getrlimit \
 | |
| 	       setlocale \
 | |
| 	       uname \
 | |
| 	       signgam \
 | |
| 	       putenv getenv \
 | |
| 	       brk sbrk \
 | |
| 	       pathconf sysconf \
 | |
| 	       tgetent tigetflag tigetnum tigetstr setupterm \
 | |
| 	       pcre_compile pcre_study pcre_exec \
 | |
| 	       nl_langinfo \
 | |
| 	       erand48 open_memstream \
 | |
| 	       wctomb iconv)
 | |
| AC_FUNC_STRCOLL
 | |
| 
 | |
| dnl  Check if tgetent accepts NULL (and will allocate its own termcap buffer)
 | |
| dnl  Some termcaps reportedly accept a zero buffer, but then dump core
 | |
| dnl  in tgetstr().
 | |
| dnl  Under Cygwin test program crashes but exit code is still 0. So,
 | |
| dnl  we test for a file that porgram should create
 | |
| AC_CACHE_CHECK(if tgetent accepts NULL,
 | |
| zsh_cv_func_tgetent_accepts_null,
 | |
| [AC_TRY_RUN([
 | |
| main()
 | |
| {
 | |
|     char buf[4096];
 | |
|     int r1 = tgetent(buf, "vt100");
 | |
|     int r2 = tgetent((char*)0,"vt100");
 | |
|     if (r1 >= 0 && r1 == r2) {
 | |
|         char tbuf[1024], *u;
 | |
|         u = tbuf;
 | |
|     	tgetstr("cl", &u);
 | |
| 	creat("conftest.tgetent", 0640);
 | |
|     }
 | |
|     exit((r1 != r2) || r2 == -1);
 | |
| }
 | |
| ],
 | |
|   if test -f conftest.tgetent; then
 | |
|     zsh_cv_func_tgetent_accepts_null=yes
 | |
|   else
 | |
|     zsh_cv_func_tgetent_accepts_null=no
 | |
|   fi,
 | |
|   zsh_cv_func_tgetent_accepts_null=no,
 | |
|   zsh_cv_func_tgetent_accepts_null=no)])
 | |
| if test $zsh_cv_func_tgetent_accepts_null = yes; then
 | |
|   AC_DEFINE(TGETENT_ACCEPTS_NULL)
 | |
| fi
 | |
| AC_CACHE_CHECK(if tgetent returns 0 on success,
 | |
| zsh_cv_func_tgetent_zero_success,
 | |
| [AC_TRY_RUN([
 | |
| main()
 | |
| {
 | |
|     char buf[4096];
 | |
|     int r1 = tgetent(buf, "!@#$%^&*");
 | |
|     int r2 = tgetent(buf, "vt100");
 | |
|     if (r1 < 0 && r2 == 0) {
 | |
|         char tbuf[1024], *u;
 | |
|         u = tbuf;
 | |
|     	tgetstr("cl", &u);
 | |
| 	creat("conftest.tgetent0", 0640);
 | |
|     }
 | |
|     exit(r1 == r2);
 | |
| }
 | |
| ],
 | |
|   if test -f conftest.tgetent0; then
 | |
|     zsh_cv_func_tgetent_zero_success=yes
 | |
|   else
 | |
|     zsh_cv_func_tgetent_zero_success=no
 | |
|   fi,
 | |
|   zsh_cv_func_tgetent_zero_success=no,
 | |
|   zsh_cv_func_tgetent_zero_success=no)])
 | |
| if test $zsh_cv_func_tgetent_zero_success = yes; then
 | |
|   AC_DEFINE(TGETENT_SUCCESS, 0)
 | |
| else
 | |
|   AC_DEFINE(TGETENT_SUCCESS, 1)
 | |
| fi
 | |
| 
 | |
| AC_FUNC_MMAP
 | |
| if test x$ac_cv_func_mmap_fixed_mapped = xyes; then
 | |
|   AC_CHECK_FUNCS(munmap msync)
 | |
| fi
 | |
| 
 | |
| if test $ac_cv_func_setpgrp = yes; then
 | |
|   AC_FUNC_GETPGRP
 | |
| else
 | |
|   dnl If there is no setpgrp, the test for getpgrp(void) will fail
 | |
|   dnl because the program will not compile.  However, in that case
 | |
|   dnl we can be reasonably confident we are not dealing with a
 | |
|   dnl Berkeleyesque system, so assume getpgrp does take void.
 | |
|   ac_cv_func_getpgrp_void=yes
 | |
|   AC_DEFINE(GETPGRP_VOID)
 | |
| fi
 | |
| 
 | |
| if test $dynamic = yes; then
 | |
|   AC_CHECK_FUNCS(dlopen dlerror dlsym dlclose load loadquery loadbind unload \
 | |
| 		shl_load shl_unload shl_findsym)
 | |
| fi
 | |
| 
 | |
| 
 | |
| dnl -------------
 | |
| dnl CHECK SIGNALS
 | |
| dnl -------------
 | |
| dnl What style of signal do you have (POSIX, BSD, or SYSV)?
 | |
| AC_MSG_CHECKING(what style of signals to use)
 | |
| if test $ac_cv_func_sigaction = yes && test $ac_cv_func_sigprocmask = yes; then
 | |
|   signals_style=POSIX_SIGNALS
 | |
|   AC_DEFINE(POSIX_SIGNALS)
 | |
| elif test $ac_cv_func_sigblock = yes && test $ac_cv_func_sigsetmask = yes; then
 | |
|   signals_style=BSD_SIGNALS
 | |
|   AC_DEFINE(BSD_SIGNALS)
 | |
| elif test $ac_cv_func_sighold = yes && test $ac_cv_func_sigrelse = yes; then
 | |
|   signals_style=SYSV_SIGNALS
 | |
|   AC_DEFINE(SYSV_SIGNALS)
 | |
| else
 | |
|   signals_style=NO_SIGNAL_BLOCKING
 | |
|   AC_DEFINE(NO_SIGNAL_BLOCKING)
 | |
| fi
 | |
| AC_DEFINE_UNQUOTED($signals_style)
 | |
| AC_MSG_RESULT($signals_style)
 | |
| 
 | |
| dnl Where is <signal.h> located?  Needed as input for signals.awk
 | |
| AC_CACHE_CHECK(where signal.h is located, zsh_cv_path_signal_h,
 | |
| [dnl Look at the output from the preprocessor.
 | |
| dnl We should get lines of the form `# 1 "/usr/include/signal.h"'
 | |
| dnl The following assumes the real definitions are in a file which
 | |
| dnl contains the name `sig'; we could relax this if necessary,
 | |
| dnl but then you can get a rather long list of files to test.
 | |
| dnl The backslash substitution is to persuade cygwin to cough up
 | |
| dnl slashes rather than doubled backslashes in the path.
 | |
| echo "#include <signal.h>" > nametmp.c
 | |
| sigfile_list="`$CPP nametmp.c |
 | |
| sed -n 's/^#[ 	].*\"\(.*\)\"/\1/p' |
 | |
| sed 's/\\\\\\\\/\//g' |
 | |
| $AWK '{ if (\$1 ~ \"sig\") files[[\$1]] = \$1 }
 | |
|   END { for (var in files) print var }'`"
 | |
| rm -f nametmp.c
 | |
| if test -z "$sigfile_list"; then
 | |
|   dnl In case we don't get the stuff from the preprocesor, use the old
 | |
|   dnl list of standard places.
 | |
|   sigfile_list="/usr/include/sys/iso/signal_iso.h
 | |
| /usr/include/bsd/sys/signal.h
 | |
| /usr/include/signum.h
 | |
| /usr/include/asm/signum.h
 | |
| /usr/include/asm/signal.h
 | |
| /usr/include/linux/signal.h
 | |
| /usr/include/sys/signal.h
 | |
| /usr/include/bits/signum.h
 | |
| /dev/null"
 | |
| fi
 | |
| for SIGNAL_H in $sigfile_list
 | |
| do
 | |
|   dnl Try to make sure it doesn't get confused by files that don't
 | |
|   dnl have real signal definitions in, but do #define SIG* by counting
 | |
|   dnl the number of signals.  Maybe we could even check for e.g. SIGHUP?
 | |
|   nsigs=`test -f $SIGNAL_H && \
 | |
|   grep '#[ 	]*define[ 	][ 	]*SIG[0-9A-Z]*[ 	]*[0-9][0-9]*' $SIGNAL_H | \
 | |
|   wc -l | sed 's/[ 	]//g'`
 | |
|   test "x$nsigs" != x && test "$nsigs" -ge 7 && break
 | |
| done
 | |
| if test $SIGNAL_H = "/dev/null"; then
 | |
|   AC_MSG_ERROR(SIGNAL MACROS NOT FOUND:  please report to developers)
 | |
| fi
 | |
| zsh_cv_path_signal_h=$SIGNAL_H
 | |
| ])
 | |
| SIGNAL_H=$zsh_cv_path_signal_h
 | |
| AC_SUBST(SIGNAL_H)dnl
 | |
| 
 | |
| dnl -----------------------------------------------------
 | |
| dnl Look for the file containing the RLIMIT_* definitions
 | |
| dnl -----------------------------------------------------
 | |
| dnl CALL FOR MORE (FEWER?) LOCATIONS:  I've just copied the signal checking.
 | |
| AC_CACHE_CHECK(where the RLIMIT macros are located,zsh_cv_path_rlimit_h,
 | |
| [for RESOURCE_H in /usr/include/bsd/sys/resource.h   dnl
 | |
|                    /usr/include/asm/resource.h	     dnl
 | |
|                    /usr/include/linux/resource.h     dnl
 | |
|                    /usr/include/sys/resource.h       dnl
 | |
|                    /usr/include/bits/resource.h      dnl
 | |
|                    /usr/include/resourcebits.h       dnl
 | |
|                    /dev/null;
 | |
| do
 | |
|   test -f $RESOURCE_H && \
 | |
|   grep '#[ 	]*define[ 	][ 	]*RLIMIT_[A-Z]*[ 	]*[0-9A-Z][0-9]*' $RESOURCE_H > /dev/null && \
 | |
|   break
 | |
| done
 | |
| zsh_cv_path_rlimit_h=$RESOURCE_H
 | |
| if test $RESOURCE_H = "/dev/null" && test $ac_cv_func_getrlimit = yes; then
 | |
|   AC_MSG_WARN(RLIMIT MACROS NOT FOUND:  please report to developers)
 | |
| fi])
 | |
| RLIMITS_INC_H=$zsh_cv_path_rlimit_h
 | |
| if test "$RLIMITS_INC_H" = "/dev/null"; then
 | |
|   RLIMITS_INC_H=''
 | |
| fi
 | |
| dnl rlimits.h only appears in dependencies if we are actually using it.
 | |
| dnl We are using it any time we have getrlimit, though if the macros were
 | |
| dnl not found we simply awk through /dev/null and fail to find them.
 | |
| dnl Thus, limit won't work, but at least the shell will compile.
 | |
| AC_SUBST(RLIMITS_INC_H)dnl
 | |
| 
 | |
| dnl ------------------
 | |
| dnl rlimit type checks
 | |
| dnl ------------------
 | |
| DEFAULT_RLIM_T=long
 | |
| AC_CACHE_CHECK(if rlim_t is longer than a long,
 | |
| zsh_cv_rlim_t_is_longer,
 | |
| [AC_TRY_RUN([
 | |
| #ifdef HAVE_SYS_TIME_H
 | |
| #include <sys/time.h>
 | |
| #endif
 | |
| #include <sys/resource.h>
 | |
| main(){struct rlimit r;exit(sizeof(r.rlim_cur) <= sizeof(long));}],
 | |
| zsh_cv_rlim_t_is_longer=yes,
 | |
| zsh_cv_rlim_t_is_longer=no,
 | |
| zsh_cv_rlim_t_is_longer=yes)])
 | |
| if test $zsh_cv_rlim_t_is_longer = yes; then
 | |
|   AC_CACHE_CHECK(if rlim_t is a quad,
 | |
|   zsh_cv_rlim_t_is_quad_t,
 | |
|   [AC_TRY_RUN([
 | |
| #ifdef HAVE_SYS_TIME_H
 | |
| #include <sys/time.h>
 | |
| #endif
 | |
| #include <stdio.h>
 | |
| #include <sys/resource.h>
 | |
| main() { 
 | |
|   struct rlimit r;
 | |
|   char buf[20];
 | |
|   r.rlim_cur = 0;
 | |
|   sprintf(buf, "%qd", r.rlim_cur);
 | |
|   exit(strcmp(buf, "0"));
 | |
| }],
 | |
|   zsh_cv_rlim_t_is_quad_t=yes,
 | |
|   zsh_cv_rlim_t_is_quad_t=no,
 | |
|   zsh_cv_rlim_t_is_quad_t=no)])
 | |
|   if test $zsh_cv_rlim_t_is_quad_t = yes; then
 | |
|     AC_DEFINE(RLIM_T_IS_QUAD_T)
 | |
|     DEFAULT_RLIM_T=quad_t
 | |
|   else
 | |
|     AC_DEFINE(RLIM_T_IS_LONG_LONG)
 | |
|     DEFAULT_RLIM_T='long long'
 | |
|   fi
 | |
| else
 | |
|   AC_CACHE_CHECK(if the rlim_t is unsigned,
 | |
|   zsh_cv_type_rlim_t_is_unsigned,
 | |
|   [AC_TRY_RUN([
 | |
| #ifdef HAVE_SYS_TIME_H
 | |
| #include <sys/time.h>
 | |
| #endif
 | |
| #include <sys/resource.h>
 | |
|   main(){struct rlimit r;r.rlim_cur=-1;exit(r.rlim_cur<0);}],
 | |
|   zsh_cv_type_rlim_t_is_unsigned=yes,
 | |
|   zsh_cv_type_rlim_t_is_unsigned=no,
 | |
|   zsh_cv_type_rlim_t_is_unsigned=no)])
 | |
|   if test $zsh_cv_type_rlim_t_is_unsigned = yes; then
 | |
|     AC_DEFINE(RLIM_T_IS_UNSIGNED)
 | |
|     DEFAULT_RLIM_T="unsigned $DEFAULT_RLIM_T"
 | |
|   fi
 | |
| fi
 | |
| 
 | |
| AC_CACHE_CHECK(for rlim_t, zsh_cv_type_rlim_t,
 | |
| [AC_TRY_COMPILE([
 | |
| #include <sys/types.h>
 | |
| #ifdef HAVE_SYS_TIME_H
 | |
| #include <sys/time.h>
 | |
| #endif
 | |
| #include <sys/resource.h>],
 | |
| [rlim_t l;],
 | |
| zsh_cv_type_rlim_t=yes,
 | |
| zsh_cv_type_rlim_t=no)])
 | |
| if test $zsh_cv_type_rlim_t = no; then
 | |
|   AC_DEFINE_UNQUOTED(rlim_t, $DEFAULT_RLIM_T)
 | |
| fi
 | |
| 
 | |
| 
 | |
| dnl On some systems the RLIMIT_* don't evaluate to integers at compile time
 | |
| dnl (they may be enums).  In this case we are not able to do preprocessor
 | |
| dnl comparisons and need our tests to determine what values exist and
 | |
| dnl if there are clashing definitions.
 | |
| 
 | |
| zsh_LIMIT_PRESENT(RLIMIT_AIO_MEM)
 | |
| zsh_LIMIT_PRESENT(RLIMIT_AIO_OPS)
 | |
| zsh_LIMIT_PRESENT(RLIMIT_AS)
 | |
| zsh_LIMIT_PRESENT(RLIMIT_LOCKS)
 | |
| zsh_LIMIT_PRESENT(RLIMIT_MEMLOCK)
 | |
| zsh_LIMIT_PRESENT(RLIMIT_NPROC)
 | |
| zsh_LIMIT_PRESENT(RLIMIT_NOFILE)
 | |
| zsh_LIMIT_PRESENT(RLIMIT_PTHREAD)
 | |
| zsh_LIMIT_PRESENT(RLIMIT_RSS)
 | |
| zsh_LIMIT_PRESENT(RLIMIT_SBSIZE)
 | |
| zsh_LIMIT_PRESENT(RLIMIT_TCACHE)
 | |
| zsh_LIMIT_PRESENT(RLIMIT_VMEM)
 | |
| 
 | |
| AC_CACHE_CHECK(if RLIMIT_VMEM and RLIMIT_RSS are the same,
 | |
| zsh_cv_rlimit_vmem_is_rss,
 | |
| [AC_TRY_RUN([
 | |
| #include <sys/types.h>
 | |
| #ifdef HAVE_SYS_TIME_H
 | |
| #include <sys/time.h>
 | |
| #endif
 | |
| #include <sys/resource.h>
 | |
| int main()
 | |
| {
 | |
| int ret = 1;
 | |
| #if defined(HAVE_RLIMIT_VMEM) && defined(HAVE_RLIMIT_RSS)
 | |
| if (RLIMIT_RSS == RLIMIT_VMEM) ret = 0;
 | |
| #endif
 | |
| return ret;
 | |
| }],
 | |
|   zsh_cv_rlimit_vmem_is_rss=yes,
 | |
|   zsh_cv_rlimit_vmem_is_rss=no,
 | |
|   zsh_cv_rlimit_vmem_is_rss=no)])
 | |
| 
 | |
| if test $zsh_cv_rlimit_vmem_is_rss = yes; then
 | |
|   AC_DEFINE(RLIMIT_VMEM_IS_RSS)
 | |
| fi
 | |
| 
 | |
| 
 | |
| AC_CACHE_CHECK(if RLIMIT_VMEM and RLIMIT_AS are the same,
 | |
| zsh_cv_rlimit_vmem_is_as,
 | |
| [AC_TRY_RUN([
 | |
| #include <sys/types.h>
 | |
| #ifdef HAVE_SYS_TIME_H
 | |
| #include <sys/time.h>
 | |
| #endif
 | |
| #include <sys/resource.h>
 | |
| int main()
 | |
| {
 | |
| int ret = 1;
 | |
| #if defined(HAVE_RLIMIT_VMEM) && defined(HAVE_RLIMIT_AS)
 | |
| if (RLIMIT_AS == RLIMIT_VMEM) ret = 0;
 | |
| #endif
 | |
| return ret;
 | |
| }],
 | |
|   zsh_cv_rlimit_vmem_is_as=yes,
 | |
|   zsh_cv_rlimit_vmem_is_as=no,
 | |
|   zsh_cv_rlimit_vmem_is_as=no)])
 | |
| 
 | |
| if test $zsh_cv_rlimit_vmem_is_as = yes; then
 | |
|   AC_DEFINE(RLIMIT_VMEM_IS_AS)
 | |
| fi
 | |
| 
 | |
| 
 | |
| dnl ----------------------------
 | |
| dnl CHECK FOR /dev/fd FILESYSTEM
 | |
| dnl ----------------------------
 | |
| AC_CACHE_CHECK(for /dev/fd filesystem, zsh_cv_sys_path_dev_fd,
 | |
| [for zsh_cv_sys_path_dev_fd in /proc/self/fd /dev/fd no; do
 | |
|    test x`echo ok|cat $zsh_cv_sys_path_dev_fd/0 2>/dev/null` = xok && break
 | |
|  done])
 | |
| if test $zsh_cv_sys_path_dev_fd != no; then
 | |
|   AC_DEFINE_UNQUOTED(PATH_DEV_FD, "$zsh_cv_sys_path_dev_fd")
 | |
| fi
 | |
| 
 | |
| dnl ---------------------------------
 | |
| dnl CHECK FOR RFS SUPERROOT DIRECTORY
 | |
| dnl ---------------------------------
 | |
| AC_CACHE_CHECK(for RFS superroot directory, zsh_cv_sys_superroot,
 | |
| [test -d /../.LOCALROOT && zsh_cv_sys_superroot=yes || zsh_cv_sys_superroot=no])
 | |
| if test $zsh_cv_sys_superroot = yes; then
 | |
|   AC_DEFINE(HAVE_SUPERROOT)
 | |
| fi
 | |
| 
 | |
| dnl CHECK FOR SYSTEMS REQUIRING GETCWD
 | |
| AC_CACHE_CHECK(whether we should use the native getcwd,
 | |
| zsh_cv_use_getcwd,
 | |
| [case "${host_cpu}-${host_vendor}-${host_os}" in
 | |
|     *QNX*) zsh_cv_use_getcwd=yes ;;
 | |
|     *) zsh_cv_use_getcwd=no ;;
 | |
|  esac])
 | |
| if test $zsh_cv_use_getcwd = yes; then
 | |
|   AC_DEFINE(USE_GETCWD)
 | |
| fi
 | |
| 
 | |
| dnl -------------
 | |
| dnl CHECK FOR NIS
 | |
| dnl -------------
 | |
| AC_CACHE_CHECK(for NIS, zsh_cv_sys_nis,
 | |
| [test -f /usr/bin/ypcat && /usr/bin/ypcat passwd.byname > /dev/null 2>&1 && \
 | |
| zsh_cv_sys_nis=yes || zsh_cv_sys_nis=no])
 | |
| if test $zsh_cv_sys_nis = yes; then
 | |
|   AC_DEFINE(HAVE_NIS)
 | |
| fi
 | |
| 
 | |
| dnl -----------------
 | |
| dnl CHECK FOR NISPLUS
 | |
| dnl -----------------
 | |
| AC_CACHE_CHECK(for NIS+, zsh_cv_sys_nis_plus,
 | |
| [test $ac_cv_func_nis_list = yes && test -f /usr/bin/nisls && \
 | |
|  /usr/bin/nisls > /dev/null 2>&1 && \
 | |
| zsh_cv_sys_nis_plus=yes || zsh_cv_sys_nis_plus=no])
 | |
| if test $zsh_cv_sys_nis_plus = yes; then
 | |
|   AC_DEFINE(HAVE_NIS_PLUS)
 | |
| fi
 | |
| 
 | |
| dnl ----------------------------------------
 | |
| dnl CHECK FOR LOCATION OF {U,W}TMP{,X} FILES
 | |
| dnl ----------------------------------------
 | |
| zsh_PATH_UTMP(utmp)
 | |
| zsh_PATH_UTMP(wtmp)
 | |
| zsh_PATH_UTMP(utmpx)
 | |
| zsh_PATH_UTMP(wtmpx)
 | |
| 
 | |
| dnl -------------------
 | |
| dnl brk/sbrk PROTOTYPES
 | |
| dnl -------------------
 | |
| AC_CACHE_CHECK(for brk() prototype in <unistd.h>,
 | |
| zsh_cv_header_unistd_h_brk_proto,
 | |
| [AC_TRY_COMPILE([#include <unistd.h>
 | |
| double brk();], [int i;],
 | |
| zsh_cv_header_unistd_h_brk_proto=no, zsh_cv_header_unistd_h_brk_proto=yes)])
 | |
| if test $zsh_cv_header_unistd_h_brk_proto = yes; then
 | |
|   AC_DEFINE(HAVE_BRK_PROTO)
 | |
| fi
 | |
| 
 | |
| AC_CACHE_CHECK(for sbrk() prototype in <unistd.h>,
 | |
| zsh_cv_header_unistd_h_sbrk_proto,
 | |
| [AC_TRY_COMPILE([#include <unistd.h>
 | |
| double sbrk();], [int i;],
 | |
| zsh_cv_header_unistd_h_sbrk_proto=no, zsh_cv_header_unistd_h_sbrk_proto=yes)])
 | |
| if test $zsh_cv_header_unistd_h_sbrk_proto = yes; then
 | |
|   AC_DEFINE(HAVE_SBRK_PROTO)
 | |
| fi
 | |
| 
 | |
| dnl ----------------------------------
 | |
| dnl ioctl and mknod prototypes for OSF
 | |
| dnl ----------------------------------
 | |
| 
 | |
| if test "$ac_cv_prog_cc_stdc" != no; then
 | |
|   AC_CACHE_CHECK(for ioctl prototype in <sys/ioctl.h>,
 | |
|   zsh_cv_header_sys_ioctl_h_ioctl_proto,
 | |
|   [AC_TRY_COMPILE([#include <sys/ioctl.h>
 | |
|    int ioctl(double x);], [int i;],
 | |
|   zsh_cv_header_sys_ioctl_h_ioctl_proto=no,
 | |
|   zsh_cv_header_sys_ioctl_h_ioctl_proto=yes)])
 | |
|   if test $zsh_cv_header_sys_ioctl_h_ioctl_proto = yes; then
 | |
|     AC_DEFINE(HAVE_IOCTL_PROTO)
 | |
|   fi
 | |
|   AC_CACHE_CHECK(for mknod prototype in <sys/stat.h>,
 | |
|   zsh_cv_header_sys_stat_h_mknod_proto,
 | |
|   [AC_TRY_COMPILE([#include <sys/stat.h>
 | |
|    int mknod(double x);], [int i;],
 | |
|   zsh_cv_header_sys_stat_h_mknod_proto=no,
 | |
|   zsh_cv_header_sys_stat_h_mknod_proto=yes)])
 | |
|   if test $zsh_cv_header_sys_stat_h_mknod_proto = yes; then
 | |
|     AC_DEFINE(HAVE_MKNOD_PROTO)
 | |
|   fi
 | |
| fi
 | |
| 
 | |
| dnl -------------------
 | |
| dnl select() defined in <sys/socket.h>, ie BeOS R4.51
 | |
| dnl -------------------
 | |
| if test $ac_cv_header_sys_select_h != yes; then
 | |
|   AC_CACHE_CHECK(for select() in <sys/socket.h>,
 | |
|   zsh_cv_header_socket_h_select_proto,
 | |
|   [AC_TRY_COMPILE([#include <sys/socket.h>], [fd_set fd;],
 | |
|   zsh_cv_header_socket_h_select_proto=yes, 
 | |
|   zsh_cv_header_socket_h_select_proto=no)])
 | |
|   if test $zsh_cv_header_socket_h_select_proto = yes; then
 | |
|     AC_DEFINE(SELECT_IN_SYS_SOCKET_H)
 | |
|   fi
 | |
| fi
 | |
| 
 | |
| dnl -----------
 | |
| dnl named FIFOs
 | |
| dnl -----------
 | |
| AC_CACHE_CHECK(if named FIFOs work,
 | |
| zsh_cv_sys_fifo,
 | |
| [AC_TRY_RUN([
 | |
| #include <fcntl.h>
 | |
| #include <signal.h>
 | |
| main()
 | |
| {
 | |
|     char c;
 | |
|     int fd;
 | |
|     int pid, ret;
 | |
|     unlink("/tmp/fifo$$");
 | |
| #ifdef HAVE_MKFIFO
 | |
|     if(mkfifo("/tmp/fifo$$", 0600) < 0)
 | |
| #else
 | |
|     if(mknod("/tmp/fifo$$", 0010600, 0) < 0)
 | |
| #endif
 | |
| 	exit(1);
 | |
|     pid = fork();
 | |
|     if(pid < 0)
 | |
| 	exit(1);
 | |
|     if(pid) {
 | |
| 	fd = open("/tmp/fifo$$", O_RDONLY);
 | |
| 	exit(fd < 0 || read(fd, &c, 1) != 1 || c != 'x');
 | |
|     }
 | |
|     fd = open("/tmp/fifo$$", O_WRONLY);
 | |
|     ret = (fd < 0 || write(fd, "x", 1) < 1);
 | |
|     unlink("/tmp/fifo$$");
 | |
|     exit(ret);
 | |
| }
 | |
| ],
 | |
|   zsh_cv_sys_fifo=yes,
 | |
|   zsh_cv_sys_fifo=no,
 | |
|   zsh_cv_sys_fifo=yes)])
 | |
| if test $zsh_cv_sys_fifo = yes; then
 | |
|   AC_DEFINE(HAVE_FIFOS)
 | |
| fi
 | |
| dnl ---------------------
 | |
| dnl echo style of /bin/sh
 | |
| dnl ---------------------
 | |
| AC_CACHE_CHECK(if echo in /bin/sh interprets escape sequences,
 | |
| zsh_cv_prog_sh_echo_escape,
 | |
| [if test "`/bin/sh -c \"echo '\\n'\"`" = "\\n"; then
 | |
|   zsh_cv_prog_sh_echo_escape=no
 | |
| else
 | |
|   zsh_cv_prog_sh_echo_escape=yes
 | |
| fi])
 | |
| if test $zsh_cv_prog_sh_echo_escape = no; then
 | |
|   AC_DEFINE(SH_USE_BSD_ECHO)
 | |
| fi
 | |
| 
 | |
| dnl -----------
 | |
| dnl test for whether link() works
 | |
| dnl for instance, BeOS R4.51 doesn't support hard links yet
 | |
| dnl -----------
 | |
| AC_CACHE_CHECK(if link() works,
 | |
| zsh_cv_sys_link,
 | |
| [AC_TRY_RUN([
 | |
| #include <unistd.h>
 | |
| #include <fcntl.h>
 | |
| main()
 | |
| {
 | |
|     int ret;
 | |
|     char *tmpfile, *newfile;
 | |
|     tmpfile="/tmp/zsh.linktest$$";
 | |
|     newfile="/tmp/zsh.linktest2$$";
 | |
|     unlink(tmpfile);
 | |
|     unlink(newfile);
 | |
|     if(creat(tmpfile, 0644) < 0)
 | |
| 	exit(1);
 | |
|     ret = link(tmpfile, newfile);
 | |
|     unlink(tmpfile);
 | |
|     unlink(newfile);
 | |
|     exit(ret<0);
 | |
| }
 | |
| ],
 | |
|   zsh_cv_sys_link=yes,
 | |
|   zsh_cv_sys_link=no,
 | |
|   zsh_cv_sys_link=yes)])
 | |
| if test $zsh_cv_sys_link = yes; then
 | |
|   AC_DEFINE(HAVE_LINK)
 | |
| fi
 | |
| 
 | |
| dnl -----------
 | |
| dnl test for whether kill(pid, 0) where pid doesn't exit
 | |
| dnl should set errno to ESRCH, but some like BeOS R4.51 set to EINVAL
 | |
| dnl -----------
 | |
| AC_CACHE_CHECK(if kill(pid, 0) returns ESRCH correctly,
 | |
| zsh_cv_sys_killesrch,
 | |
| [AC_TRY_RUN([
 | |
| #include <unistd.h>
 | |
| #include <signal.h>
 | |
| #include <errno.h>
 | |
| main()
 | |
| {
 | |
|     int pid = (getpid() + 10000) & 0xffffff;
 | |
|     while (pid && (kill(pid, 0) == 0 || errno != ESRCH)) pid >>= 1;
 | |
|     exit(errno!=ESRCH);
 | |
| }
 | |
| ],
 | |
|   zsh_cv_sys_killesrch=yes,
 | |
|   zsh_cv_sys_killesrch=no,
 | |
|   zsh_cv_sys_killesrch=yes)])
 | |
| if test $zsh_cv_sys_killesrch = no; then
 | |
|   AC_DEFINE(BROKEN_KILL_ESRCH)
 | |
| fi
 | |
| 
 | |
| dnl -----------
 | |
| dnl if POSIX, test for working sigsuspend().
 | |
| dnl for instance, BeOS R4.51 is broken.
 | |
| dnl -----------
 | |
| if test $signals_style = POSIX_SIGNALS; then
 | |
|     AC_CACHE_CHECK(if POSIX sigsuspend() works,
 | |
|     zsh_cv_sys_sigsuspend,
 | |
|     [AC_TRY_RUN([
 | |
| #include <signal.h>
 | |
| #include <unistd.h>
 | |
| int child=0;
 | |
| void handler(sig)
 | |
|     int sig;
 | |
| {if(sig==SIGCHLD) child=1;}
 | |
| main() {
 | |
|     struct sigaction act;
 | |
|     sigset_t set;
 | |
|     int pid, ret;
 | |
|     act.sa_handler = &handler;
 | |
|     sigfillset(&act.sa_mask);
 | |
|     act.sa_flags = 0;
 | |
|     sigaction(SIGCHLD, &act, 0);
 | |
|     sigfillset(&set);
 | |
|     sigprocmask(SIG_SETMASK, &set, 0);
 | |
|     pid=fork();
 | |
|     if(pid==0) return 0;
 | |
|     if(pid>0) {
 | |
|     sigemptyset(&set);
 | |
|         ret=sigsuspend(&set);
 | |
|         exit(child==0);
 | |
|     }
 | |
| }
 | |
| ],
 | |
|       zsh_cv_sys_sigsuspend=yes,
 | |
|       zsh_cv_sys_sigsuspend=no,
 | |
|       zsh_cv_sys_sigsuspend=yes)])
 | |
|     if test $zsh_cv_sys_sigsuspend = no; then
 | |
|       AC_DEFINE(BROKEN_POSIX_SIGSUSPEND)
 | |
|     fi
 | |
| fi
 | |
| 
 | |
| dnl -----------
 | |
| dnl if found tcsetpgrp, test to see if it actually works
 | |
| dnl for instance, BeOS R4.51 does not support it yet
 | |
| dnl -----------
 | |
| if test -t 0 && test $ac_cv_func_tcsetpgrp = yes; then
 | |
|     AC_CACHE_CHECK(if tcsetpgrp() actually works,
 | |
|     zsh_cv_sys_tcsetpgrp,
 | |
|     [AC_TRY_RUN([
 | |
| #include <sys/types.h>
 | |
| #include <unistd.h>
 | |
| main() {
 | |
|     int ret;
 | |
|     ret=tcsetpgrp(0, tcgetpgrp(0));
 | |
|     exit(ret<0);
 | |
| }
 | |
| ],
 | |
|       zsh_cv_sys_tcsetpgrp=yes,
 | |
|       zsh_cv_sys_tcsetpgrp=no,
 | |
|       zsh_cv_sys_tcsetpgrp=yes)])
 | |
|     if test $zsh_cv_sys_tcsetpgrp = no; then
 | |
|       AC_DEFINE(BROKEN_TCSETPGRP)
 | |
|     fi
 | |
| fi
 | |
| 
 | |
| dnl -----------
 | |
| dnl test for faked getpwnam() entry, ie a single entry returned for any username
 | |
| dnl for instance, BeOS R4.51 is not multiuser yet, and fakes getpwnam()
 | |
| dnl test by looking up two usernames that shouldn't succeed, and compare entry
 | |
| dnl -----------
 | |
| if test $ac_cv_func_getpwnam = yes; then
 | |
|     AC_CACHE_CHECK(if getpwnam() is faked,
 | |
|     zsh_cv_sys_getpwnam_faked,
 | |
|     [AC_TRY_RUN([
 | |
| #include <pwd.h>
 | |
| main() {
 | |
|     struct passwd *pw1, *pw2;
 | |
|     char buf[1024], name[1024];
 | |
|     sprintf(buf, "%d:%d", getpid(), rand());
 | |
|     pw1=getpwnam(buf);
 | |
|     if (pw1) strcpy(name, pw1->pw_name);
 | |
|     sprintf(buf, "%d:%d", rand(), getpid());
 | |
|     pw2=getpwnam(buf);
 | |
|     exit(pw1!=0 && pw2!=0 && !strcmp(name, pw2->pw_name));
 | |
| }
 | |
| ],
 | |
|       zsh_cv_sys_getpwnam_faked=no,
 | |
|       zsh_cv_sys_getpwnam_faked=yes,
 | |
|       zsh_cv_sys_getpwnam_faked=no)])
 | |
|     if test $zsh_cv_sys_getpwnam_faked = yes; then
 | |
|       AC_DEFINE(GETPWNAM_FAKED)
 | |
|     fi
 | |
| fi
 | |
| 
 | |
| 
 | |
| dnl ---------------
 | |
| dnl check for the type of third argument of accept
 | |
| dnl ---------------
 | |
| 
 | |
| zsh_CHECK_SOCKLEN_T
 | |
| 
 | |
| dnl ---------------
 | |
| dnl dynamic loading
 | |
| dnl ---------------
 | |
| L=N
 | |
| INSTLIB="install.bin-\$(L)"
 | |
| UNINSTLIB="uninstall.bin-\$(L)"
 | |
| LINKMODS=NOLINKMODS
 | |
| MOD_EXPORT=
 | |
| MOD_IMPORT_VARIABLE=
 | |
| MOD_IMPORT_FUNCTION=
 | |
| aixdynamic=no
 | |
| hpuxdynamic=no
 | |
| if test "$ac_cv_func_load"      = yes &&
 | |
|    test "$ac_cv_func_unload"    = yes &&
 | |
|    test "$ac_cv_func_loadbind"  = yes &&
 | |
|    test "$ac_cv_func_loadquery" = yes; then
 | |
|   dnl Force AIXDYNAMIC even on newer versions that have dl family
 | |
|   if test "x$dynamic" = xyes; then
 | |
|     aixdynamic=yes
 | |
|   fi
 | |
| elif test "$ac_cv_func_dlopen"  != yes ||
 | |
|      test "$ac_cv_func_dlsym"   != yes ||
 | |
|      test "$ac_cv_func_dlerror" != yes; then
 | |
|   if test "$ac_cv_func_shl_load" != yes ||
 | |
|      test "$ac_cv_func_shl_unload" != yes ||
 | |
|      test "$ac_cv_func_shl_findsym" != yes; then
 | |
|     dynamic=no
 | |
|   elif test "x$dynamic" = xyes; then
 | |
|     hpuxdynamic=yes
 | |
|     DL_EXT="${DL_EXT=sl}"
 | |
|     dnl autoheader won't allow us to define anything which isn't
 | |
|     dnl going into a header, and we can't undefine anything, so
 | |
|     dnl just define this anyway and rely on the later tests to
 | |
|     dnl define DYNAMIC or not.
 | |
|     AC_DEFINE(HPUXDYNAMIC)dnl
 | |
|   fi
 | |
| fi
 | |
| 
 | |
| test -n "$GCC" && LDARG=-Wl,
 | |
| 
 | |
| if test "x$aixdynamic" = xyes; then
 | |
|   DL_EXT="${DL_EXT=so}"
 | |
|   DLLD="${DLLD=$CC}"
 | |
|   zsh_cv_func_dlsym_needs_underscore=no
 | |
|   if test -n "$GCC"; then
 | |
|     DLLDFLAGS=${DLLDFLAGS=-shared}
 | |
|   else
 | |
|     DLLDFLAGS=${DLLDFLAGS=-bM:SRE}
 | |
|   fi
 | |
|   DLLDFLAGS=${DLLDFLAGS=}
 | |
|   EXTRA_LDFLAGS=${EXTRA_LDFLAGS=}
 | |
|   EXPOPT=${LDARG}-bE:
 | |
|   IMPOPT=${LDARG}-bI:
 | |
|   zsh_cv_sys_dynamic_clash_ok="${zsh_cv_sys_dynamic_clash_ok=yes}"
 | |
|   zsh_cv_sys_dynamic_rtld_global="${zsh_cv_sys_dynamic_rtld_global=yes}"
 | |
|   zsh_cv_sys_dynamic_execsyms="${zsh_cv_sys_dynamic_execsyms=yes}"
 | |
|   zsh_cv_sys_dynamic_strip_exe="${zsh_cv_sys_dynamic_strip_exe=yes}"
 | |
|   zsh_cv_sys_dynamic_strip_lib="${zsh_cv_sys_dynamic_strip_lib=yes}"
 | |
|   zsh_cv_shared_environ="${zsh_cv_shared_environ=yes}"
 | |
| elif test "$host_os" = cygwin; then
 | |
|   DL_EXT="${DL_EXT=dll}"
 | |
|   DLLD="${DLLD=dllwrap}"
 | |
|   DLLDFLAGS="${DLLDFLAGS=--export-all-symbols}"
 | |
|   zsh_cv_func_dlsym_needs_underscore=no
 | |
|   DLLDFLAGS=${DLLDFLAGS=}
 | |
|   EXTRA_LDFLAGS=${EXTRA_LDFLAGS=}
 | |
|   zsh_cv_sys_dynamic_clash_ok="${zsh_cv_sys_dynamic_clash_ok=no}"
 | |
|   zsh_cv_sys_dynamic_rtld_global="${zsh_cv_sys_dynamic_rtld_global=yes}"
 | |
|   zsh_cv_sys_dynamic_execsyms="${zsh_cv_sys_dynamic_execsyms=no}"
 | |
|   zsh_cv_sys_dynamic_strip_exe="${zsh_cv_sys_dynamic_strip_exe=yes}"
 | |
|   zsh_cv_sys_dynamic_strip_lib="${zsh_cv_sys_dynamic_strip_lib=yes}"
 | |
|   #
 | |
|   # THAT SUCKS! and must be changed
 | |
|   #
 | |
|   zsh_cv_shared_environ="${zsh_cv_shared_environ=yes}"
 | |
|   LINKMODS=LINKMODS
 | |
|   MOD_EXPORT="__attribute__((__dllexport__))"
 | |
|   MOD_IMPORT_VARIABLE="__attribute__((__dllimport__))"
 | |
|   MOD_IMPORT_FUNCTION=
 | |
| elif test "x$dynamic" = xyes; then
 | |
|   AC_CACHE_CHECK(if your system uses ELF binaries,
 | |
|    zsh_cv_sys_elf,
 | |
|    [AC_TRY_RUN([/* Test for whether ELF binaries are produced */
 | |
| #include <fcntl.h>
 | |
| #include <stdlib.h>
 | |
| main(argc, argv)
 | |
| int argc;
 | |
| char *argv[];
 | |
| {
 | |
| 	char b[4];
 | |
| 	int i = open(argv[0],O_RDONLY);
 | |
| 	if(i == -1) 
 | |
| 		exit(1); /* fail */
 | |
| 	if(read(i,b,4)==4 && b[0]==127 && b[1]=='E' && b[2]=='L' && b[3]=='F')
 | |
| 		exit(0); /* succeed (yes, it's ELF) */
 | |
| 	else
 | |
| 		exit(1); /* fail */
 | |
| }],
 | |
|   zsh_cv_sys_elf=yes,
 | |
|   zsh_cv_sys_elf=no,
 | |
|   zsh_cv_sys_elf=yes)])
 | |
|   DL_EXT="${DL_EXT=so}"
 | |
|   if test $zsh_cv_sys_elf = yes; then
 | |
|     case "$host" in
 | |
|       mips-sni-sysv4*)
 | |
|         # Forcibly set ld to native compiler to avoid obscure GCC problems
 | |
| 	DLLD="${DLLD=/usr/ccs/bin/cc}"
 | |
| 	DLLDARG="${LDARG}"
 | |
|       ;;
 | |
|       * )
 | |
| 	DLLD="${DLLD=$CC}"
 | |
| 	DLLDARG="${LDARG}"
 | |
|       ;;
 | |
|     esac
 | |
|   else
 | |
|     case "$host" in
 | |
|       *openbsd*)
 | |
| 	case "$host_os" in
 | |
| 	  openbsd[01].* | openbsd2.[0-7] | openbsd2.[0-7].*)
 | |
| 	    DLLD="${DLLD=ld}"
 | |
| 	  ;;
 | |
| 	  *)
 | |
| 	    DLLD="${DLLD=$CC}"
 | |
| 	  ;;
 | |
| 	esac
 | |
| 	DLLDARG="${LDARG}"
 | |
|       ;;
 | |
|       *darwin*)
 | |
|         DLLD="${DLLD=$CC}"
 | |
|         DLLDARG=""
 | |
|       ;;
 | |
|       * )
 | |
| 	DLLD="${DLLD=ld}"
 | |
| 	DLLDARG=""
 | |
|       ;;
 | |
|     esac
 | |
|   fi
 | |
|   if test -n "$GCC"; then
 | |
|     case "$host_os" in
 | |
|       darwin*) DLCFLAGS="${DLCFLAGS=-fno-common}" ;;
 | |
|       *)       DLCFLAGS="${DLCFLAGS=-fPIC}" ;;
 | |
|     esac
 | |
|   else
 | |
|     case "$host_os" in
 | |
|       hpux*)                 DLCFLAGS="${DLCFLAGS=+z}" ;;
 | |
|       sunos*)                DLCFLAGS="${DLCFLAGS=-pic}" ;;
 | |
|       solaris*|sysv4*|esix*) DLCFLAGS="${DLCFLAGS=-KPIC}" ;;
 | |
|     esac
 | |
|   fi
 | |
|   case "$host_os" in
 | |
|     hpux*)        DLLDFLAGS="${DLLDFLAGS=-b}" ;;
 | |
|     freebsd*|linux*|irix*|osf*|gnu*) DLLDFLAGS="${DLLDFLAGS=-shared}" ;;
 | |
|     sunos*)       DLLDFLAGS="${DLLDFLAGS=-assert nodefinitions}" ;;
 | |
|     sysv4*|esix*) DLLDFLAGS="${DLLDFLAGS=-G $ldflags}" ;;
 | |
|     netbsd*)      DLLDFLAGS="${DLLDFLAGS=${DLLDARG}-x -shared --whole-archive}" ;;
 | |
|     aix*)         DLLDFLAGS="${DLLDFLAGS=-G -bexpall -lc}" ;;
 | |
|     solaris*|sysv4*|esix*) DLLDFLAGS="${DLLDFLAGS=-G}" ;;
 | |
|     darwin*)      DLLDFLAGS="${DLLDFLAGS=-bundle -flat_namespace -undefined suppress}" ;;
 | |
|     openbsd*)
 | |
|       if test $zsh_cv_sys_elf = yes; then
 | |
| 	DLLDFLAGS="${DLLDFLAGS=-shared -fPIC}"
 | |
|       else
 | |
| 	case "$host_os" in
 | |
| 	  openbsd[01].* | openbsd2.[0-7] | openbsd2.[0-7].*)
 | |
| 	   DLLDFLAGS="${DLLDFLAGS=-Bshareable}"
 | |
| 	  ;;
 | |
| 	  *)
 | |
| 	    DLLDFLAGS="${DLLDFLAGS=-shared -fPIC}"
 | |
| 	  ;;
 | |
| 	esac
 | |
|       fi
 | |
|     ;;
 | |
|   esac
 | |
|   case "$host" in
 | |
|     *-hpux*)  EXTRA_LDFLAGS="${EXTRA_LDFLAGS=-Wl,-E}" ;;
 | |
|     *-freebsd[3-9]*|*-linux*|gnu*) EXTRA_LDFLAGS="${EXTRA_LDFLAGS=-rdynamic}" ;;
 | |
|     *openbsd*)
 | |
|        if test $zsh_cv_sys_elf = yes; then
 | |
| 	 EXTRA_LDFLAGS="${EXTRA_LDFLAGS=-Wl,-E}"
 | |
|        fi
 | |
|     ;;
 | |
|     mips-sni-sysv4)
 | |
|       #
 | |
|       # unfortunately, we have different compilers
 | |
|       # that need different flags
 | |
|       #
 | |
|       if test -n "$GCC"; then
 | |
|         sni_cc_version=GCC
 | |
|       else
 | |
|         sni_cc_version=`$CC -V 2>&1 | head -1`
 | |
|       fi
 | |
|       case "$sni_cc_version" in
 | |
|         *CDS*|GCC )
 | |
|          EXTRA_LDFLAGS="${EXTRA_LDFLAGS=-Wl,-Blargedynsym}"
 | |
|        ;;
 | |
|        * )
 | |
|          EXTRA_LDFLAGS="${EXTRA_LDFLAGS=-LD-Blargedynsym}"
 | |
|        ;;
 | |
|       esac
 | |
|     ;;
 | |
|   esac
 | |
|   AC_CACHE_CHECK(if your dlsym() needs a leading underscore,
 | |
|    zsh_cv_func_dlsym_needs_underscore,
 | |
|    [echo failed >conftestval && cat >conftest.c <<EOM
 | |
| fred () { }
 | |
| EOM
 | |
|     AC_TRY_COMMAND($CC -c $CFLAGS $CPPFLAGS $DLCFLAGS conftest.c 1>&AC_FD_CC) &&
 | |
|     AC_TRY_COMMAND($DLLD $LDFLAGS $DLLDFLAGS -o conftest.$DL_EXT conftest.o 1>&AC_FD_CC) &&
 | |
|     AC_TRY_RUN([
 | |
| #include <stdio.h>
 | |
| #ifdef HPUXDYNAMIC
 | |
| #include <dl.h>
 | |
| #define RTLD_LAZY BIND_DEFERRED
 | |
| #define RTLD_GLOBAL DYNAMIC_PATH
 | |
| 
 | |
| char *zsh_gl_sym_addr ;
 | |
| 
 | |
| #define dlopen(file,mode) (void *)shl_load((file), (mode), (long) 0)
 | |
| #define dlclose(handle) shl_unload((shl_t)(handle))
 | |
| #define dlsym(handle,name) (zsh_gl_sym_addr=0,shl_findsym((shl_t *)&(handle),name,TYPE_UNDEFINED,&zsh_gl_sym_addr), (void *)zsh_gl_sym_addr)
 | |
| #define dlerror() 0
 | |
| #else
 | |
| #ifdef HAVE_DLFCN_H
 | |
| #include <dlfcn.h>
 | |
| #else
 | |
| #include <sys/types.h>
 | |
| #include <nlist.h>
 | |
| #include <link.h>
 | |
| #endif
 | |
| #endif
 | |
| #ifndef RTLD_LAZY
 | |
| #define RTLD_LAZY 1
 | |
| #endif
 | |
| 
 | |
| extern int fred() ;
 | |
| 
 | |
| main()
 | |
| {
 | |
|     void * handle ;
 | |
|     void * symbol ;
 | |
|     FILE *f=fopen("conftestval", "w");
 | |
|     if (!f) exit(1);
 | |
|     handle = dlopen("./conftest.$DL_EXT", RTLD_LAZY) ;
 | |
|     if (handle == NULL) {
 | |
|         fprintf (f, "dlopen failed") ;
 | |
|             exit(1);
 | |
|     }
 | |
|     symbol = dlsym(handle, "fred") ;
 | |
|     if (symbol == NULL) {
 | |
|                 /* try putting a leading underscore */
 | |
|         symbol = dlsym(handle, "_fred") ;
 | |
|         if (symbol == NULL) {
 | |
|             fprintf (f, "dlsym failed") ;
 | |
|                 exit(1);
 | |
|                 }
 | |
|         fprintf (f, "yes") ;
 | |
|     }
 | |
|     else
 | |
|         fprintf (f, "no") ;
 | |
|     exit(0);
 | |
| }], zsh_cv_func_dlsym_needs_underscore=`cat conftestval`,
 | |
|     zsh_cv_func_dlsym_needs_underscore=failed
 | |
|     dynamic=no,
 | |
|     zsh_cv_func_dlsym_needs_underscore=no)])
 | |
|   if test "x$zsh_cv_func_dlsym_needs_underscore" = xyes; then
 | |
|     AC_DEFINE(DLSYM_NEEDS_UNDERSCORE)
 | |
|   elif test "x$zsh_cv_func_dlsym_needs_underscore" != xno; then
 | |
|     dnl Do not cache failed value
 | |
|     unset zsh_cv_func_dlsym_needs_underscore
 | |
|   fi
 | |
| fi
 | |
| 
 | |
| if test "x$dynamic" = xyes; then
 | |
|   zsh_SHARED_VARIABLE([environ], [char **])
 | |
|   test "$zsh_cv_shared_environ" = yes || dynamic=no
 | |
|   if test "$ac_cv_func_tgetent" = yes; then
 | |
|     zsh_SHARED_FUNCTION([tgetent])
 | |
|   fi
 | |
|   if test "$ac_cv_func_tigetstr" = yes; then
 | |
|     zsh_SHARED_FUNCTION([tigetstr])
 | |
|   fi
 | |
| fi
 | |
| 
 | |
| if test "x$dynamic" = xyes; then
 | |
|   zsh_SYS_DYNAMIC_CLASH
 | |
|   zsh_SYS_DYNAMIC_GLOBAL
 | |
|   RTLD_GLOBAL_OK=$zsh_cv_sys_dynamic_rtld_global
 | |
|   zsh_SYS_DYNAMIC_EXECSYMS
 | |
|   if test "$zsh_cv_sys_dynamic_execsyms" != yes; then
 | |
|     L=L
 | |
|   fi
 | |
|   zsh_SYS_DYNAMIC_STRIP_EXE
 | |
|   zsh_SYS_DYNAMIC_STRIP_LIB
 | |
|   if $strip_exeldflags && test "$zsh_cv_sys_dynamic_strip_exe" = yes; then
 | |
|     EXELDFLAGS="$EXELDFLAGS -s"
 | |
|   fi
 | |
|   if $strip_libldflags && test "$zsh_cv_sys_dynamic_strip_lib" = yes; then
 | |
|     LIBLDFLAGS="$LIBLDFLAGS -s"
 | |
|   fi
 | |
|   if test "$host_os" = cygwin; then
 | |
|     INSTLIB="install.cygwin-lib"
 | |
|     UNINSTLIB="uninstall.cygwin-lib"
 | |
|   fi
 | |
| else
 | |
|   $strip_exeldflags && EXELDFLAGS="$EXELDFLAGS -s"
 | |
|   $strip_libldflags && LIBLDFLAGS="$LIBLDFLAGS -s"
 | |
|   RTLD_GLOBAL_OK=no
 | |
| fi
 | |
| 
 | |
| if test "x$dynamic" = xyes; then
 | |
|   D=D
 | |
|   AC_DEFINE(DYNAMIC)dnl
 | |
| else
 | |
|   D=N
 | |
| fi
 | |
| 
 | |
| if test "x$aixdynamic" = xyes; then
 | |
|   E=E
 | |
|   AC_DEFINE(AIXDYNAMIC)dnl
 | |
| else
 | |
|   E=N
 | |
| fi
 | |
| 
 | |
| if test "x$zsh_cv_sys_dynamic_clash_ok" = xyes; then
 | |
|   SHORTBOOTNAMES=yes
 | |
| else
 | |
|   SHORTBOOTNAMES=no
 | |
| fi
 | |
| AC_SUBST(SHORTBOOTNAMES)
 | |
| 
 | |
| AC_SUBST(INSTLIB)dnl
 | |
| AC_SUBST(UNINSTLIB)dnl
 | |
| 
 | |
| if test "$host_os" = cygwin; then
 | |
|   EXTRAZSHOBJS="$EXTRAZSHOBJS zsh.res.o"
 | |
| fi
 | |
| 
 | |
| AC_DEFINE_UNQUOTED(DL_EXT, "$DL_EXT")dnl
 | |
| AC_SUBST(D)dnl
 | |
| AC_SUBST(DL_EXT)dnl
 | |
| AC_SUBST(DLLD)dnl
 | |
| AC_SUBST(DLCFLAGS)dnl
 | |
| AC_SUBST(DLLDFLAGS)dnl
 | |
| AC_SUBST(E)dnl
 | |
| AC_SUBST(EXTRA_LDFLAGS)dnl
 | |
| AC_SUBST(EXPOPT)dnl
 | |
| AC_SUBST(IMPOPT)dnl
 | |
| AC_SUBST(L)dnl
 | |
| AC_SUBST(LINKMODS)dnl
 | |
| AC_SUBST(MOD_EXPORT)dnl
 | |
| AC_SUBST(MOD_IMPORT_VARIABLE)dnl
 | |
| AC_SUBST(MOD_IMPORT_FUNCTION)dnl
 | |
| AC_SUBST(EXTRAZSHOBJS)dnl
 | |
| 
 | |
| # Generate config.modules.  We look for *.mdd files in first and second
 | |
| # level subdirectories.  Any existing line not containing 'auto=y' will be
 | |
| # retained, provided the .mdd file itself was found.
 | |
| CONFIG_MODULES=./config.modules
 | |
| cat <<EOM > ${CONFIG_MODULES}.sh
 | |
| srcdir="$srcdir"
 | |
| dynamic="$dynamic"
 | |
| CONFIG_MODULES="${CONFIG_MODULES}"
 | |
| EOM
 | |
| cat <<\EOM >> ${CONFIG_MODULES}.sh
 | |
| echo "creating ${CONFIG_MODULES}"
 | |
| userlist=" "
 | |
| if test -f ${CONFIG_MODULES}; then
 | |
|   userlist="`sed -e '/^#/d' -e '/auto=y/d' -e 's/ .*/ /' -e 's/^name=/ /' \
 | |
|         ${CONFIG_MODULES}`"
 | |
|   mv ${CONFIG_MODULES} ${CONFIG_MODULES}.old
 | |
| fi
 | |
| (echo "# Edit this file to change the way modules are loaded."
 | |
| echo "# The format is strict; do not break lines or add extra spaces."
 | |
| echo "# Run \`make prep' if you change anything here after compiling"
 | |
| echo "# (there is no need if you change this just after the first time"
 | |
| echo "# you run \`configure')."
 | |
| echo "#"
 | |
| echo "# Values of \`link' are \`static', \`dynamic' or \`no' to compile the"
 | |
| echo "# module into the shell, link it in at run time, or not use it at all."
 | |
| echo "# In the final case, no attempt will be made to compile it."
 | |
| echo "# Use \`static' or \`no' if you do not have dynamic loading."
 | |
| echo "#"
 | |
| echo "# Values of \`load' are \`yes' or \`no'; if yes, any builtins etc."
 | |
| echo "# provided by the module will be autoloaded by the main shell"
 | |
| echo "# (so long as \`link' is not set to \`no')."
 | |
| echo "#"
 | |
| echo "# Values of \`auto' are \`yes' or \`no'. configure sets the value to"
 | |
| echo "# \`yes'.  If you set it by hand to \`no', the line will be retained"
 | |
| echo "# when the file is regenerated in future."
 | |
| echo "#"
 | |
| echo "# Note that the \`functions' entry extends to the end of the line."
 | |
| echo "# It should not be quoted; it is used verbatim to find files to install."
 | |
| echo "#"
 | |
| echo "# You will need to run \`config.status --recheck' if you add a new"
 | |
| echo "# module."
 | |
| echo "#"
 | |
| echo "# You should not change the values for the pseudo-module zsh/main,"
 | |
| echo "# which is the main shell (apart from the functions entry)."
 | |
| for modfile in `cd ${srcdir}; echo */*.mdd */*/*.mdd`; do
 | |
|   name=
 | |
|   link=
 | |
|   load=
 | |
|   functions=
 | |
|   . ${srcdir}/$modfile
 | |
|   if test x$name != x && test x"$link" != x; then
 | |
|     case "$userlist" in
 | |
|     *" $name "*) # not autogenerated, keep original
 | |
|                 grep "^name=$name " ${CONFIG_MODULES}.old
 | |
| 		;;
 | |
|     *) case "$link" in
 | |
| 	  *\ *) eval "link=\`$link\`"
 | |
| 	       ;;
 | |
|        esac
 | |
|        case "${load}" in
 | |
| 	y*) load=" load=yes"
 | |
| 	    ;;
 | |
| 	 *) load=" load=no"
 | |
| 	    ;;
 | |
|        esac
 | |
|        if test "x$functions" != x; then
 | |
|          # N.B. no additional quotes
 | |
|          f=" functions=$functions"
 | |
|        else
 | |
|          f=
 | |
|        fi
 | |
|        case "$link" in
 | |
| 	 static) echo "name=$name modfile=$modfile link=static auto=yes${load}$f"
 | |
| 	         ;;
 | |
| 	 dynamic) if test $dynamic != no; then
 | |
| 		    echo "name=$name modfile=$modfile link=dynamic\
 | |
|  auto=yes${load}$f"
 | |
| 		  else
 | |
| 		    echo "name=$name modfile=$modfile link=no\
 | |
|  auto=yes load=no$f"
 | |
| 		  fi
 | |
| 		  ;;
 | |
| 	 either) if test $dynamic != no; then
 | |
| 		   echo "name=$name modfile=$modfile link=dynamic\
 | |
|  auto=yes${load}$f"
 | |
| 		 else
 | |
| 		   echo "name=$name modfile=$modfile link=static\
 | |
|  auto=yes${load}$f"
 | |
| 		 fi
 | |
| 		 ;;
 | |
| 	      *) echo "name=$name modfile=$modfile link=no auto=yes load=no$f"
 | |
| 		 ;;
 | |
|        esac
 | |
|        ;;
 | |
|     esac
 | |
|   fi
 | |
| done) >${CONFIG_MODULES}
 | |
| rm -f ${CONFIG_MODULES}.old
 | |
| EOM
 | |
| AC_OUTPUT_COMMANDS(,[if test -z "\$CONFIG_FILES\$CONFIG_HEADERS"; then
 | |
| `cat ./${CONFIG_MODULES}.sh && rm -f ./${CONFIG_MODULES}.sh`
 | |
| fi])
 | |
| . ./${CONFIG_MODULES}.sh
 | |
| 
 | |
| CLEAN_MK="${srcdir}/Config/clean.mk"
 | |
| CONFIG_MK="${srcdir}/Config/config.mk"
 | |
| dnl defs.mk is in the build tree, not the source tree
 | |
| DEFS_MK="Config/defs.mk"
 | |
| VERSION_MK="${srcdir}/Config/version.mk"
 | |
| 
 | |
| AC_SUBST_FILE(CLEAN_MK)dnl
 | |
| AC_SUBST_FILE(CONFIG_MK)dnl
 | |
| AC_SUBST_FILE(DEFS_MK)dnl
 | |
| AC_SUBST_FILE(VERSION_MK)dnl
 | |
| 
 | |
| AC_OUTPUT(Config/defs.mk Makefile Doc/Makefile Etc/Makefile Src/Makefile \
 | |
| Test/Makefile,
 | |
| [test -z "$CONFIG_HEADERS" || echo > stamp-h])
 | |
| 
 | |
| eval "zshbin1=${bindir}"
 | |
| eval "zshbin2=${zshbin1}"
 | |
| eval "zshman=${mandir}"
 | |
| eval "zshinfo=${infodir}"
 | |
| eval "zshfndir=${fndir}"
 | |
| 
 | |
| echo "
 | |
| zsh configuration
 | |
| -----------------
 | |
| zsh version               : ${VERSION}
 | |
| host operating system     : ${host_cpu}-${host_vendor}-${host_os}
 | |
| source code location      : ${srcdir}
 | |
| compiler                  : ${CC}
 | |
| preprocessor flags        : ${CPPFLAGS}
 | |
| executable compiler flags : ${CFLAGS}"
 | |
| if test "$dynamic" = yes; then
 | |
|   echo "\
 | |
| module compiler flags     : ${CFLAGS} ${DLCFLAGS}"
 | |
| fi
 | |
| echo "\
 | |
| executable linker flags   : ${LDFLAGS} ${EXELDFLAGS} ${EXTRA_LDFLAGS}"
 | |
| if test "$dynamic" = yes; then
 | |
|   echo "\
 | |
| module linker flags       : ${LDFLAGS} ${LIBLDFLAGS} ${DLLDFLAGS}"
 | |
| fi
 | |
| echo "\
 | |
| library flags             : ${LIBS}
 | |
| installation basename     : ${tzsh_name}
 | |
| binary install path       : ${zshbin2}
 | |
| man page install path     : ${zshman}
 | |
| info install path         : ${zshinfo}"
 | |
| if test "$zshfndir" != no; then
 | |
|   echo "functions install path    : ${zshfndir}"
 | |
| fi
 | |
| echo "See config.modules for installed modules and functions.
 | |
| "
 |