cgit: add --version argument for printing info

We need this to do runtime tests for make test.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>

diff --git a/cgit.c b/cgit.c
index 09fce0c7a49163a902a0e6675d9d8dbd7ee26465..36251e7280b7f3ed651b4442eceeaa1b07939cb8 100644 (file)
--- a/cgit.c
+++ b/cgit.c
@@ -921,6 +921,23 @@ static void cgit_parse_args(int argc, const char **argv)
        int scan = 0;
 
        for (i = 1; i < argc; i++) {
+               if (!strcmp(argv[i], "--version")) {
+                       printf("CGit %s | http://git.zx2c4.com/cgit/\n\nCompiled in features:\n", CGIT_VERSION);
+#ifdef NO_LUA
+                       printf("[-] ");
+#else
+                       printf("[+] ");
+#endif
+                       printf("Lua scripting\n");
+#ifndef HAVE_LINUX_SENDFILE
+                       printf("[-] ");
+#else
+                       printf("[+] ");
+#endif
+                       printf("Linux sendfile() usage\n");
+
+                       exit(0);
+               }
                if (!prefixcmp(argv[i], "--cache=")) {
                        ctx.cfg.cache_root = xstrdup(argv[i] + 8);
                } else if (!strcmp(argv[i], "--nocache")) {