Removed BIN_SH=xpg4, moved DUALCASE=1 to AS_SHELL_SANITIZE.

diff --git a/ChangeLog b/ChangeLog
index a619c27a7df5799c8c98bbb4a5a3947b3f0602f3..8224da3d6fb667cabec8b41760e9cfc7b072ca93 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2006-03-17  Stepan Kasal  <kasal@ucw.cz>
+
+       * lib/m4sugar/m4sh.m4 (AS_BOURNE_COMPATIBLE): Removed BIN_SH=xpg4,
+         moved DUALCASE=1 ...
+       (AS_SHELL_SANITIZE): ... here.
+       * doc/autoconf.texi (Special Shell Variables) <BIN_SH>: Do not say
+         that it is set.
+
 2006-03-17  Stepan Kasal  <kasal@ucw.cz>
 
        * lib/autoconf/programs.m4 (AC_CHECK_PROG): Quote the parameter of

diff --git a/doc/autoconf.texi b/doc/autoconf.texi
index e609377b814c3d6a1d043b07fa8dd374e4ef38e6..127bf7963b050104db84d5d0a5916dfd3abe42ac 100644 (file)
--- a/doc/autoconf.texi
+++ b/doc/autoconf.texi
@@ -11091,7 +11091,6 @@ the last command executed.
 @evindex BIN_SH
 In Tru64, if @env{BIN_SH} is set to @code{xpg4}, subsidiary invocations of
 the standard shell conform to Posix.
-Autoconf-generated scripts export this variable when they start up.
 
 @item CDPATH
 @evindex CDPATH

diff --git a/lib/m4sugar/m4sh.m4 b/lib/m4sugar/m4sh.m4
index d6e93ee6e0126fdc21a58b33ca3e96cb015feaa3..7da99f07a59d956260b0fc412b295b0faaa8fb59 100644 (file)
--- a/lib/m4sugar/m4sh.m4
+++ b/lib/m4sugar/m4sh.m4
@@ -172,8 +172,6 @@ if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
 else
   case `(set -o) 2>/dev/null` in *posix*) set -o posix;; esac
 fi
-BIN_SH=xpg4; export BIN_SH # for Tru64
-DUALCASE=1; export DUALCASE # for MKS sh
 ])
 
 
@@ -320,6 +318,7 @@ m4_defun([AS_SHELL_SANITIZE],
 ## --------------------- ##
 
 AS_BOURNE_COMPATIBLE
+DUALCASE=1; export DUALCASE # for MKS sh
 
 # PATH needs CR
 _AS_CR_PREPARE