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authorGaetan Nadon <memsize@videotron.ca>2010-06-04 13:07:23 -0400
committerGaetan Nadon <memsize@videotron.ca>2010-06-04 13:07:23 -0400
commitcb6b4bc515442fa5e910e45c030e1382ae44468c (patch)
tree4a1d75b78288f2cb9f11d4237f0a22c1b00ae9c8
parent737bfb709a910795a827491459427b09e971643c (diff)
config: add check for yacc to insure it is installed #27973
Unlike other macros AC_PROG_YACC sets the YACC variable to "yacc" as a last resort, even if no programs have been found. Improve error checking by issuing an error message if yacc is not found. The module cannot build anyway. Signed-off-by: Gaetan Nadon <memsize@videotron.ca>
-rw-r--r--configure.ac2
1 files changed, 2 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index d125bc9..eff694d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -35,6 +35,8 @@ AM_CONFIG_HEADER(config.h)
AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_YACC
+AC_PATH_PROG([YACC_INST], $YACC)
+test -z "$YACC_INST" && AC_MSG_ERROR([yacc not found - unable to compile cfgparse.y])
XORG_DEFAULT_OPTIONS