aboutsummaryrefslogtreecommitdiffstats
path: root/autoconf/m4/check_gnu_make.m4
diff options
context:
space:
mode:
authorShih-wei Liao <sliao@google.com>2010-02-10 11:10:31 -0800
committerShih-wei Liao <sliao@google.com>2010-02-10 11:10:31 -0800
commite264f62ca09a8f65c87a46d562a4d0f9ec5d457e (patch)
tree59e3d57ef656cef79afa708ae0a3daf25cd91fcf /autoconf/m4/check_gnu_make.m4
downloadexternal_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.zip
external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.tar.gz
external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.tar.bz2
Check in LLVM r95781.
Diffstat (limited to 'autoconf/m4/check_gnu_make.m4')
-rw-r--r--autoconf/m4/check_gnu_make.m426
1 files changed, 26 insertions, 0 deletions
diff --git a/autoconf/m4/check_gnu_make.m4 b/autoconf/m4/check_gnu_make.m4
new file mode 100644
index 0000000..7355e1c
--- /dev/null
+++ b/autoconf/m4/check_gnu_make.m4
@@ -0,0 +1,26 @@
+#
+# Check for GNU Make. This is originally from
+# http://www.gnu.org/software/ac-archive/htmldoc/check_gnu_make.html
+#
+AC_DEFUN([AC_CHECK_GNU_MAKE],
+[AC_CACHE_CHECK([for GNU make],[llvm_cv_gnu_make_command],
+dnl Search all the common names for GNU make
+[llvm_cv_gnu_make_command=''
+ for a in "$MAKE" make gmake gnumake ; do
+ if test -z "$a" ; then continue ; fi ;
+ if ( sh -c "$a --version" 2> /dev/null | grep GNU 2>&1 > /dev/null )
+ then
+ llvm_cv_gnu_make_command=$a ;
+ break;
+ fi
+ done])
+dnl If there was a GNU version, then set @ifGNUmake@ to the empty string,
+dnl '#' otherwise
+ if test "x$llvm_cv_gnu_make_command" != "x" ; then
+ ifGNUmake='' ;
+ else
+ ifGNUmake='#' ;
+ AC_MSG_RESULT("Not found");
+ fi
+ AC_SUBST(ifGNUmake)
+])