From 15e47291414a0ec73dfd4183492a3b6a8a295da4 Mon Sep 17 00:00:00 2001
From: Tom Yu <tlyu@mit.edu>
Date: Wed, 12 Jun 1996 23:34:35 +0000
Subject: [PATCH] 	* acgeneral.m4 (AC_OUTPUT_FILES): allow for multiple
 files in 		AC_OUTPUT; this is done via 	
 AC_OUTPUT(outfile[:infile1[+infile2[+infile3...]]]).  The 		source
 files are concatenated and substituted over.

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@8341 dc483132-0cff-0310-8789-dd5450dbe970
---
 src/util/autoconf/acgeneral.m4 | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/src/util/autoconf/acgeneral.m4 b/src/util/autoconf/acgeneral.m4
index f2ac545cd..4e3d2a870 100644
--- a/src/util/autoconf/acgeneral.m4
+++ b/src/util/autoconf/acgeneral.m4
@@ -1987,7 +1987,19 @@ changequote([, ])dnl
 ])dnl
   echo creating "$ac_file"
   rm -f "$ac_file"
-  configure_input="Generated automatically from `echo $ac_file_in|sed 's%.*/%%'` by configure."
+  # allow for outfile[:infile1[+infile2[+infile3...]]] syntax
+  IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS="${IFS}+"
+  ac_files_in=
+  for ac_file_name in $ac_file_in
+  do
+    ac_files_in="$ac_files_in $ac_given_srcdir/$ac_file_name"
+  done
+  IFS="$ac_save_ifs"
+  configure_input=`echo $ac_files_in | sed 's%/./%/%g
+s%  *./%%g
+s%  *%+%g
+s%^%Generated automatically from %
+s%$% by configure.%'`
   case "$ac_file" in
   *Makefile*) ac_comsub="1i\\
 # $configure_input" ;;
@@ -1999,7 +2011,7 @@ s%@srcdir@%$srcdir%g
 s%@top_srcdir@%$top_srcdir%g
 ifdef([AC_PROVIDE_AC_PROG_INSTALL], [s%@INSTALL@%$INSTALL%g
 ])dnl
-" -f conftest.subs $ac_given_srcdir/$ac_file_in > $ac_file
+" -f conftest.subs $ac_files_in > $ac_file
 dnl This would break Makefile dependencies.
 dnl  if cmp -s $ac_file conftest.out 2>/dev/null; then
 dnl    echo "$ac_file is unchanged"
-- 
2.26.2