From a3d223f0d204670696338d61fe4870ff2a41f210 Mon Sep 17 00:00:00 2001 From: Dan Nicholson Date: Fri, 30 Jan 2009 10:52:09 -0800 Subject: autoconf: Use include-fixed directory with makedepend on newer GCC On newer GCC releases, the compiler's headers have been split between the include and include-fixed directories. Add both if the directories exist. Signed-off-by: Dan Nicholson Signed-off-by: Julien Cristau --- configure.ac | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) (limited to 'configure.ac') diff --git a/configure.ac b/configure.ac index 33c107266a..ba48e9d132 100644 --- a/configure.ac +++ b/configure.ac @@ -46,10 +46,14 @@ esac MKDEP_OPTIONS=-fdepend dnl Ask gcc where it's keeping its secret headers if test "x$GCC" = xyes; then - GCC_INCLUDES=`$CC -print-file-name=include` - if test "x$GCC_INCLUDES" != x; then - MKDEP_OPTIONS="$MKDEP_OPTIONS -I$GCC_INCLUDES" - fi + for dir in include include-fixed; do + GCC_INCLUDES=`$CC -print-file-name=$dir` + if test "x$GCC_INCLUDES" != x && \ + test "$GCC_INCLUDES" != "$dir" && \ + test -d "$GCC_INCLUDES"; then + MKDEP_OPTIONS="$MKDEP_OPTIONS -I$GCC_INCLUDES" + fi + done fi AC_SUBST([MKDEP_OPTIONS]) -- cgit v1.2.3