mirrors/zsh
1
0
Fork 0
mirror of git://git.code.sf.net/p/zsh/code synced 2025-09-17 15:01:40 +02:00
Code Releases Activity

43357: isinf/isnan can be macros so need custom configure tests

Browse source
This commit is contained in:
Oliver Kiddle 2018-08-31 15:45:49 +02:00
parent 410c30a25b
commit 43e9a1dc97
2 changed files with 24 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
ChangeLog
View file

@ -1,5 +1,8 @@
2018-08-31 Oliver Kiddle <okiddle@yahoo.co.uk> 2018-08-31 Oliver Kiddle <okiddle@yahoo.co.uk>
* 43357: configure.ac: isinf/isnan can be macros rather
than functions so need a custom configure test
* unposted: Completion/Unix/Command/_git: git describe's * unposted: Completion/Unix/Command/_git: git describe's
--long and --abbrev options are not mutually exclusive --long and --abbrev options are not mutually exclusive

22
configure.ac
View file

@ -1278,7 +1278,6 @@ AC_CHECK_FUNCS(strftime strptime mktime timelocal \
erand48 open_memstream \ erand48 open_memstream \
posix_openpt \ posix_openpt \
wctomb iconv \ wctomb iconv \
isinf isnan \
grantpt unlockpt ptsname \ grantpt unlockpt ptsname \
htons ntohs \ htons ntohs \
regcomp regexec regerror regfree \ regcomp regexec regerror regfree \
@ -1291,6 +1290,27 @@ AC_CHECK_FUNCS(strftime strptime mktime timelocal \
setutxent getutxent endutxent getutent) setutxent getutxent endutxent getutent)
AC_FUNC_STRCOLL AC_FUNC_STRCOLL
# isinf() and isnan() can exist as either functions or macros.
AH_TEMPLATE([HAVE_ISINF],
[Define to 1 if you have the `isinf' macro or function.])
AC_MSG_CHECKING([for isinf])
AC_LINK_IFELSE([AC_LANG_SOURCE(
[[#include <math.h>
int main () { return (isinf(1.0) != 0); }]])],
[AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_ISINF])],
[AC_MSG_RESULT([no])])
AH_TEMPLATE([HAVE_ISNAN],
[Define to 1 if you have the `isnan' macro or function.])
AC_MSG_CHECKING([for isnan])
AC_LINK_IFELSE([AC_LANG_SOURCE([[
#include <math.h>
int main () { return (isnan(1.0) != 0); }]])],
[AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_ISNAN])],
[AC_MSG_RESULT([no])])
AH_TEMPLATE([REALPATH_ACCEPTS_NULL], AH_TEMPLATE([REALPATH_ACCEPTS_NULL],
[Define if realpath() accepts NULL as its second argument.]) [Define if realpath() accepts NULL as its second argument.])
AC_CACHE_CHECK([if realpath accepts NULL], AC_CACHE_CHECK([if realpath accepts NULL],