mirror/autoconf
2
0
Fork 0
mirror of git://git.sv.gnu.org/autoconf synced 2025-03-31 15:00:26 +08:00
Code Issues Packages Projects Releases Wiki Activity

Fix parsing of empty variable settings on the command line.

Browse Source 
* lib/autoconf/general.m4 (_AC_INIT_PARSE_ARGS): Work around
expr bug returning 0 instead of the empty string.
* lib/autotest/general.m4 (AT_INIT): Likewise.

Signed-off-by: Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
This commit is contained in:
Ralf Wildenhues 2010-07-20 07:58:14 +02:00 committed by Eric Blake
parent e4d629f5b5
commit f3c508423f
3 changed files with 10 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
ChangeLog
View File

@ -1,5 +1,10 @@
2010-07-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
Fix parsing of empty variable settings on the command line.
* lib/autoconf/general.m4 (_AC_INIT_PARSE_ARGS): Work around
expr bug returning 0 instead of the empty string.
* lib/autotest/general.m4 (AT_INIT): Likewise.
Fix typo in the manual.
* doc/autoconf.texi (AC_ACT_IFELSE vs AC_TRY_ACT): Fix typo.

5
lib/autoconf/general.m4
View File

@ -613,8 +613,9 @@ do
fi
case $ac_option in
*=*) ac_optarg=`expr "X$ac_option" : '[[^=]]*=\(.*\)'` ;;
*) ac_optarg=yes ;;
*=?*) ac_optarg=`expr "X$ac_option" : '[[^=]]*=\(.*\)'` ;;
*=) ac_optarg= ;;
*) ac_optarg=yes ;;
esac
# Accept the important Cygnus configure options, so we can diagnose typos.

4
lib/autotest/general.m4
View File

@ -474,8 +474,8 @@ do
fi
case $at_option in
*=*) at_optarg=`expr "x$at_option" : 'x[[^=]]*=\(.*\)'` ;;
*) at_optarg= ;;
*=?*) at_optarg=`expr "X$at_option" : '[[^=]]*=\(.*\)'` ;;
*) at_optarg= ;;
esac
# Accept the important Cygnus configure options, so we can diagnose typos.