From: Akim Demaille <akim@epita.fr>
Date: Fri, 7 Jul 2000 17:33:16 +0000 (+0000)
Subject: * acgeneral.m4 (_AC_SHELL_DIRNAME): Return `.', not `' when there
X-Git-Tag: autoconf-2.50~772
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6147495f68fa1d035b50dcf885be9f9ad21ba404;p=thirdparty%2Fautoconf.git

* acgeneral.m4 (_AC_SHELL_DIRNAME): Return `.', not `' when there
is no directory part.
---

diff --git a/ChangeLog b/ChangeLog
index b0fe9c962..ce1fd3f20 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2000-07-07  Akim Demaille  <akim@epita.fr>
+
+	* acgeneral.m4 (_AC_SHELL_DIRNAME): Return `.', not `' when there
+	is no directory part.
+
 2000-07-07  François Pinard  <pinard@iro.umontreal.ca>
 
 	* tests/atgeneral.m4 (AT_CHECK): Fix a redirection problem.
diff --git a/acgeneral.m4 b/acgeneral.m4
index df3c17dbc..10e744e74 100644
--- a/acgeneral.m4
+++ b/acgeneral.m4
@@ -780,7 +780,7 @@ done; }
 # Simulate running `dirname(1)' on PATHNAME, not all systems have it.
 # This macro must be usable from inside ` `.
 define([_AC_SHELL_DIRNAME],
-[echo $1 | sed '/^\/*$/!s,//*$,,;s,[[^/]]*$,,;s,//*$,/,;/^\/$/!s,/$,,'])
+[echo $1 | sed '/^\/*$/!s,//*$,,;s,[[^/]]*$,,;s,//*$,/,;/^\/$/!s,/$,,;s,^$,.,'])
 
 
 
diff --git a/lib/autoconf/general.m4 b/lib/autoconf/general.m4
index df3c17dbc..10e744e74 100644
--- a/lib/autoconf/general.m4
+++ b/lib/autoconf/general.m4
@@ -780,7 +780,7 @@ done; }
 # Simulate running `dirname(1)' on PATHNAME, not all systems have it.
 # This macro must be usable from inside ` `.
 define([_AC_SHELL_DIRNAME],
-[echo $1 | sed '/^\/*$/!s,//*$,,;s,[[^/]]*$,,;s,//*$,/,;/^\/$/!s,/$,,'])
+[echo $1 | sed '/^\/*$/!s,//*$,,;s,[[^/]]*$,,;s,//*$,/,;/^\/$/!s,/$,,;s,^$,.,'])