zsh-workers/9120

.distfiles

@@ -1,5 +1,5 @@
 DISTFILES_SRC='
-    .cvsignore .distfiles Makefile.in
+    .cvsignore .distfiles .preconfig Makefile.in
     ChangeLog ChangeLog.3.0 INSTALL META-FAQ README
     acconfig.h aclocal.m4 aczsh.m4 configure.in
     configure config.h.in stamp-h.in

.preconfig

@@ -0,0 +1,7 @@
+#! /bin/sh
+
+set -e
+
+autoconf
+autoheader
+echo > stamp-h.in

INSTALL

@@ -19,6 +19,16 @@ that zsh is known to compile on, as well as any special instructions
 for your particular architecture.  Most architectures will not require any
 special instructions.
 
+Pre-configuration
+-----------------
+
+If you are using a normal source release, skip this section.
+
+If the `configure' script does not already exist -- e.g., if you've got
+a snapshot of the bare sources just checked out from a CVS repository
+-- some things need to be built before the configuration can proceed.
+Run the script `./Util/preconfig' to do this.
+
 Configuring Zsh
 ---------------
 

Util/.distfiles

@@ -1,4 +1,5 @@
 DISTFILES_SRC='
     .distfiles
     helpfiles mkdisttree.sh reporter
+    preconfig
 '

Util/preconfig

@@ -0,0 +1,14 @@
+#! /bin/sh
+
+find . \( -name '*.*' -prune \) -o \( -name .preconfig -print \) | (
+    while read pre; do
+	cmd=`echo $pre | sed 's,^,cd ,;s,/\([^/]*\)$, \&\& ./\1,'`
+	echo >&2 "$cmd"
+	if ( eval "$cmd" ); then :; else
+	    echo "$0: $pre failed (status $?)"
+	    exit 1
+	fi
+    done
+)
+
+exit 0