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authorMatt Turner <[email protected]>2012-01-13 14:31:39 -0500
committerMatt Turner <[email protected]>2012-01-30 21:09:32 -0500
commitdfb6142548df0dccbe6eed2c57986e208eb0d437 (patch)
tree61d4d262dcc3ccb99d2682ff81e4008d2b615d74
parent4ff8fd93e8e91672bb02543ecaa0c6e462a87551 (diff)
autoconf: use AC_PROG_YACC/LEX
Needed for automake. Using AC_PROG_PATH(bison/flex) causes automake to fail to build .y and .l files. It is up to the builder to use bison/flex instead of yacc/lex. Reviewed-by: Eric Anholt <[email protected]> Tested-by: Eric Anholt <[email protected]> Signed-off-by: Matt Turner <[email protected]>
-rw-r--r--bin/.gitignore1
-rw-r--r--configs/autoconf.in4
-rw-r--r--configure.ac13
3 files changed, 11 insertions, 7 deletions
diff --git a/bin/.gitignore b/bin/.gitignore
index 3b3f168e4ba..5cf62d9e079 100644
--- a/bin/.gitignore
+++ b/bin/.gitignore
@@ -1,2 +1,3 @@
/depcomp
/missing
+ylwrap
diff --git a/configs/autoconf.in b/configs/autoconf.in
index a8aa42dd887..bb8f2c3c901 100644
--- a/configs/autoconf.in
+++ b/configs/autoconf.in
@@ -63,8 +63,8 @@ PYTHON2 = @PYTHON2@
PYTHON_FLAGS = -t -O -O
# Flex and Bison for GLSL compiler
-FLEX = @FLEX@
-BISON = @BISON@
+FLEX = @LEX@
+BISON = @YACC@
# Library names (base name)
GL_LIB = @GL_LIB@
diff --git a/configure.ac b/configure.ac
index 94817987713..1700058338d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -54,11 +54,14 @@ if test "x$MKDEP" = "x"; then
AC_MSG_ERROR([makedepend is required to build Mesa])
fi
-AC_PATH_PROG([FLEX], [flex])
-test "x$FLEX" = "x" && AC_MSG_ERROR([flex is needed to build Mesa])
-
-AC_PATH_PROG([BISON], [bison])
-test "x$BISON" = "x" && AC_MSG_ERROR([bison is needed to build Mesa])
+AC_PROG_YACC
+AC_PATH_PROG([YACC_INST], $YACC)
+if test ! -f "$srcdir/src/glsl/glcpp/glcpp-parse.y"; then
+ if test -z "$YACC_INST"; then
+ AC_MSG_ERROR([yacc not found - unable to compile glcpp-parse.y])
+ fi
+fi
+AC_PROG_LEX
dnl Our fallback install-sh is a symlink to minstall. Use the existing
dnl configuration in that case.