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>

1 files changed, 17 insertions, 0 deletions

diff --git a/cgit.c b/cgit.c
index 09fce0c..36251e7 100644
--- 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")) {