Shell utilities: Guard against expr' magic tokens.
Some words, e.g., `match', are special to expr(1), and cause strange
parsing effects. Track down all uses of expr and mangle the arguments
so that this isn't a problem.
Signed-off-by: Mark Wooding <mdw@distorted.org.uk>
Signed-off-by: Junio C Hamano <junkio@cox.net>
diff --git a/git-commit.sh b/git-commit.sh
index bd3dc71..01c73bd 100755
--- a/git-commit.sh
+++ b/git-commit.sh
@@ -549,8 +549,8 @@
# Author
if test '' != "$force_author"
then
- GIT_AUTHOR_NAME=`expr "$force_author" : '\(.*[^ ]\) *<.*'` &&
- GIT_AUTHOR_EMAIL=`expr "$force_author" : '.*\(<.*\)'` &&
+ GIT_AUTHOR_NAME=`expr "z$force_author" : 'z\(.*[^ ]\) *<.*'` &&
+ GIT_AUTHOR_EMAIL=`expr "z$force_author" : '.*\(<.*\)'` &&
test '' != "$GIT_AUTHOR_NAME" &&
test '' != "$GIT_AUTHOR_EMAIL" ||
die "malformatted --author parameter"
