Add compat/unsetenv.c .

diff --git a/rev-parse.c b/rev-parse.c
index 0c951af0d49da459fc6c85c32707b016bf581a57..7abad35de90b190c5d5e5456661853cf8167954a 100644 (file)
--- a/rev-parse.c
+++ b/rev-parse.c
@@ -154,6 +154,7 @@ int main(int argc, char **argv)
        const char *prefix = setup_git_directory();
        
        for (i = 1; i < argc; i++) {
+               struct stat st;
                char *arg = argv[i];
                char *dotdot;
        
@@ -293,6 +294,8 @@ int main(int argc, char **argv)
                }
                if (verify)
                        die("Needed a single revision");
+               if (lstat(arg, &st) < 0)
+                       die("'%s': %s", arg, strerror(errno));
                as_is = 1;
                show_file(arg);
        }