diff options
| author | Andreas Oberritter <obi@saftware.de> | 2013-04-15 22:46:06 +0200 |
|---|---|---|
| committer | Matt Turner <mattst88@gmail.com> | 2013-07-18 13:54:59 -0700 |
| commit | a48be954ceb250b98fb6ee46d82653532d4e4f2f (patch) | |
| tree | 75af2dceef597c740ec0263dc93b7109f60a1223 /m4 | |
| parent | 2da0bd05268f7fc3b602d4bf380ad7b414726933 (diff) | |
ax_prog_flex.m4: change grep syntax to accept e.g. flex.real
This is required in case a wrapper or symlink is used. This patch
has also been sent upstream, awaiting moderation.
Reviewed-by: Matt Turner <mattst88@gmail.com>
Signed-off-by: Andreas Oberritter <obi@saftware.de>
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/ax_prog_flex.m4 | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/m4/ax_prog_flex.m4 b/m4/ax_prog_flex.m4 index 117f8fe67551..82fbc30c32bc 100644 --- a/m4/ax_prog_flex.m4 +++ b/m4/ax_prog_flex.m4 @@ -53,7 +53,7 @@ AC_DEFUN([AX_PROG_FLEX], [ AC_REQUIRE([AC_PROG_EGREP]) AC_CACHE_CHECK([if flex is the lexer generator],[ax_cv_prog_flex],[ - AS_IF([$LEX --version 2>/dev/null | $EGREP -q '^flex '], + AS_IF([$LEX --version 2>/dev/null | $EGREP -q '^\<flex\>'], [ax_cv_prog_flex=yes], [ax_cv_prog_flex=no]) ]) AS_IF([test "$ax_cv_prog_flex" = "yes"], |