[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
AC_LIBOBJ minor optimization
From: |
Eric Blake |
Subject: |
AC_LIBOBJ minor optimization |
Date: |
Mon, 20 Feb 2006 20:36:53 +0000 |
Are minor optimizations such as this worthwhile? It leads to
smaller generated configures, and allows the shell to perform
fewer pattern matches during operation.
2006-02-20 Eric Blake <address@hidden>
* lib/autoconf/general.m4 (_AC_LIBOBJ): Minor optimization.
Index: lib/autoconf/general.m4
===================================================================
RCS file: /sources/autoconf/autoconf/lib/autoconf/general.m4,v
retrieving revision 1.889
diff -u -p -r1.889 general.m4
--- lib/autoconf/general.m4 15 Feb 2006 22:07:12 -0000 1.889
+++ lib/autoconf/general.m4 20 Feb 2006 20:28:14 -0000
@@ -2497,10 +2497,7 @@ m4_define([_AC_LIBOBJ],
[AS_LITERAL_IF([$1],
[AC_LIBSOURCE([$1.c])],
[$2])dnl
-case $LIB@&address@hidden in
- "$1.$ac_objext" | \
- *" $1.$ac_objext" | \
- "$1.$ac_objext "* | \
+case " $LIB@&address@hidden " in
*" $1.$ac_objext "* ) ;;
*) AC_SUBST([LIB@&address@hidden, ["$LIB@&address@hidden $1.$ac_objext"]) ;;
esac
--
Eric Blake
- AC_LIBOBJ minor optimization,
Eric Blake <=