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authorGaetan Nadon <memsize@videotron.ca>2010-12-07 10:59:13 -0500
committerGaetan Nadon <memsize@videotron.ca>2010-12-08 15:24:21 -0500
commite2f9f51667cf88c398d4536cfcc6996e9d0aa62a (patch)
tree624ece748228adb4fb6da0c15bace483212b6af6
parent2c51e4b1957d331ec82019282d2f35f2ef19496d (diff)
config: allow to build tarball when yacc is missing
Autoconf does not handle this scenario as well as Automake does. If xkbparse.c is already there, do not abort the configuration if yacc is missing as it is not needed. If both xkbparse.c and yacc are missing, abort configuration. Yacc is a required tool to build the package. Acked-by: Daniel Stone <daniel@fooishbar.org> Reviewed-by: Kristian Høgsberg <krh@bitplanet.net> Signed-off-by: Gaetan Nadon <memsize@videotron.ca>
-rw-r--r--configure.ac8
1 files changed, 7 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac
index 61d6f2f..920e1a2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -35,8 +35,14 @@ AM_MAINTAINER_MODE
# Initialize libtool
AC_PROG_LIBTOOL
-AC_PROG_YACC
AC_PROG_LEX
+AC_PROG_YACC
+AC_PATH_PROG([YACC_INST], $YACC)
+if test ! -f "src/xkbcomp/xkbparse.c"; then
+ if test -z "$YACC_INST"; then
+ AC_MSG_ERROR([yacc not found - unable to compile src/xkbcomp/xkbparse.y])
+ fi
+fi
m4_ifndef([PKG_PROG_PKG_CONFIG],
[m4_fatal([Could not locate the pkg-config autoconf macros.