From: Ben Elliston <bje+keyword+gnu.7caf74@air.net.au>
Date: Sun, 27 Sep 1998 07:05:06 +0000 (+0000)
Subject: 1998-09-28  Ben Elliston  <bje@cygnus.com>
X-Git-Tag: autoconf-2-13-rc1~30
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=312ed465b04d799cd32dda5deafafb4c943de4f0;p=thirdparty%2Fautoconf.git

1998-09-28  Ben Elliston  <bje@cygnus.com>
	* acgeneral.m4 (AC_CHECK_PROG): Fix a bug if the supplied path
	contains colons. This was observed with some versions of NetBSD
	`sh' and some versions of `bash'.
	(AC_PATH_PROG): Likewise. Contributed by Tom Yu <tlyu@mit.edu>.
---

diff --git a/ChangeLog b/ChangeLog
index f5e012a0..6641a7b5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+1998-09-28  Ben Elliston  <bje@cygnus.com>
+
+	* acgeneral.m4 (AC_CHECK_PROG): Fix a bug if the supplied path
+	contains colons. This was observed with some versions of NetBSD
+	`sh' and some versions of `bash'.
+	(AC_PATH_PROG): Likewise. Contributed by Tom Yu <tlyu@mit.edu>.
+
 1998-09-27  Ben Elliston  <bje@cygnus.com>
 
 	* Makefile.in (all): Generate frozen .m4 files at build time.
diff --git a/acgeneral.m4 b/acgeneral.m4
index 6af89acf..d722ff2a 100644
--- a/acgeneral.m4
+++ b/acgeneral.m4
@@ -1288,9 +1288,10 @@ else
 ifelse([$6], , , [  ac_prog_rejected=no
 ])dnl
 dnl $ac_dummy forces splitting on constant user-supplied paths.
-dnl bash word splitting is done only on the output of word expansions,
+dnl POSIX.2 word splitting is done only on the output of word expansions,
 dnl not every word.  This closes a longstanding sh security hole.
-  for ac_dir in ifelse([$5], , $PATH, [$5$ac_dummy]); do
+  ac_dummy="ifelse([$5], , $PATH, [$5])"
+  for ac_dir in $ac_dummy; do
     test -z "$ac_dir" && ac_dir=.
     if test -f $ac_dir/$ac_word; then
 ifelse([$6], , , dnl
@@ -1355,9 +1356,10 @@ AC_CACHE_VAL(ac_cv_path_$1,
   *)
   IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
 dnl $ac_dummy forces splitting on constant user-supplied paths.
-dnl bash word splitting is done only on the output of word expansions,
+dnl POSIX.2 word splitting is done only on the output of word expansions,
 dnl not every word.  This closes a longstanding sh security hole.
-  for ac_dir in ifelse([$4], , $PATH, [$4$ac_dummy]); do
+  ac_dummy="ifelse([$4], , $PATH, [$4])"
+  for ac_dir in $ac_dummy; do 
     test -z "$ac_dir" && ac_dir=.
     if test -f $ac_dir/$ac_word; then
       ac_cv_path_$1="$ac_dir/$ac_word"
diff --git a/lib/autoconf/general.m4 b/lib/autoconf/general.m4
index 6af89acf..d722ff2a 100644
--- a/lib/autoconf/general.m4
+++ b/lib/autoconf/general.m4
@@ -1288,9 +1288,10 @@ else
 ifelse([$6], , , [  ac_prog_rejected=no
 ])dnl
 dnl $ac_dummy forces splitting on constant user-supplied paths.
-dnl bash word splitting is done only on the output of word expansions,
+dnl POSIX.2 word splitting is done only on the output of word expansions,
 dnl not every word.  This closes a longstanding sh security hole.
-  for ac_dir in ifelse([$5], , $PATH, [$5$ac_dummy]); do
+  ac_dummy="ifelse([$5], , $PATH, [$5])"
+  for ac_dir in $ac_dummy; do
     test -z "$ac_dir" && ac_dir=.
     if test -f $ac_dir/$ac_word; then
 ifelse([$6], , , dnl
@@ -1355,9 +1356,10 @@ AC_CACHE_VAL(ac_cv_path_$1,
   *)
   IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
 dnl $ac_dummy forces splitting on constant user-supplied paths.
-dnl bash word splitting is done only on the output of word expansions,
+dnl POSIX.2 word splitting is done only on the output of word expansions,
 dnl not every word.  This closes a longstanding sh security hole.
-  for ac_dir in ifelse([$4], , $PATH, [$4$ac_dummy]); do
+  ac_dummy="ifelse([$4], , $PATH, [$4])"
+  for ac_dir in $ac_dummy; do 
     test -z "$ac_dir" && ac_dir=.
     if test -f $ac_dir/$ac_word; then
       ac_cv_path_$1="$ac_dir/$ac_word"