X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=generate-version.sh;h=7d2ef6fd0bf651f77ee5ea098018283b2f90f8f5;hb=HEAD;hp=ff7ea4908043634c83cbb6663368cde8be6b416c;hpb=1ae15ca163c85f5bce5fdfca5fa73af39ee7ffaa;p=sbcl.git

diff --git a/generate-version.sh b/generate-version.sh
index ff7ea49..7d2ef6f 100755
--- a/generate-version.sh
+++ b/generate-version.sh
@@ -26,7 +26,7 @@ generate_version() {
     fi
     # Build it.
     version_head=`git rev-parse HEAD`
-    if expr "`cat .git/HEAD`" : "ref: refs/heads/.*" > /dev/null 2>&1
+    if grep -q "ref: refs/heads/.*" .git/HEAD > /dev/null 2>&1
     then
         version_branchname=`cut -d / -f 3- < .git/HEAD`
     else