summaryrefslogtreecommitdiff
path: root/t/helper/test-regex.c
diff options
context:
space:
mode:
Diffstat (limited to 't/helper/test-regex.c')
-rw-r--r--t/helper/test-regex.c59
1 files changed, 57 insertions, 2 deletions
diff --git a/t/helper/test-regex.c b/t/helper/test-regex.c
index 0dc598ecdc..b5ea8a97c5 100644
--- a/t/helper/test-regex.c
+++ b/t/helper/test-regex.c
@@ -1,6 +1,23 @@
#include "git-compat-util.h"
+#include "gettext.h"
-int main(int argc, char **argv)
+struct reg_flag {
+ const char *name;
+ int flag;
+};
+
+static struct reg_flag reg_flags[] = {
+ { "EXTENDED", REG_EXTENDED },
+ { "NEWLINE", REG_NEWLINE },
+ { "ICASE", REG_ICASE },
+ { "NOTBOL", REG_NOTBOL },
+#ifdef REG_STARTEND
+ { "STARTEND", REG_STARTEND },
+#endif
+ { NULL, 0 }
+};
+
+static int test_regex_bug(void)
{
char *pat = "[^={} \t]+";
char *str = "={}\nfred";
@@ -16,5 +33,43 @@ int main(int argc, char **argv)
if (m[0].rm_so == 3) /* matches '\n' when it should not */
die("regex bug confirmed: re-build git with NO_REGEX=1");
- exit(0);
+ return 0;
+}
+
+int cmd_main(int argc, const char **argv)
+{
+ const char *pat;
+ const char *str;
+ int flags = 0;
+ regex_t r;
+ regmatch_t m[1];
+
+ if (argc == 2 && !strcmp(argv[1], "--bug"))
+ return test_regex_bug();
+ else if (argc < 3)
+ usage("test-regex --bug\n"
+ "test-regex <pattern> <string> [<options>]");
+
+ argv++;
+ pat = *argv++;
+ str = *argv++;
+ while (*argv) {
+ struct reg_flag *rf;
+ for (rf = reg_flags; rf->name; rf++)
+ if (!strcmp(*argv, rf->name)) {
+ flags |= rf->flag;
+ break;
+ }
+ if (!rf->name)
+ die("do not recognize %s", *argv);
+ argv++;
+ }
+ git_setup_gettext();
+
+ if (regcomp(&r, pat, flags))
+ die("failed regcomp() for pattern '%s'", pat);
+ if (regexec(&r, str, 1, m, 0))
+ return 1;
+
+ return 0;
}