help screen, along with version set to 1.0

1 files changed, 13 insertions, 1 deletions

diff --git a/fcgiwrap.c b/fcgiwrap.c
index 16bccda..448475d 100644
--- a/fcgiwrap.c
+++ b/fcgiwrap.c
@@ -24,6 +24,7 @@
  */
 
 #define NO_FCGI_DEFINES
+#define FCGIWRAP_VERSION "1.0"
 
 #include <stdarg.h>
 #include <fcgi_stdio.h>
@@ -623,8 +624,19 @@ int main(int argc, char **argv)
 	int nchildren = 1;
 	int c;
 
-	while ((c = getopt(argc, argv, "c:")) != -1) {
+	while ((c = getopt(argc, argv, "c:h")) != -1) {
 		switch (c) {
+			case 'h':
+				printf("Usage: %s [OPTION]\nInvokes CGI scripts as FCGI.\n\n"
+					"fcgiwrap version "FCGIWRAP_VERSION"\n\n"
+					"options are:\n"
+					"  -c 1..x\t\tnumber of processes to prefork\n"
+					"  -h\t\t\tgive this help\n"
+					"\nReport bugs to Grzegorz Nosek <root@localdomain.pl>.\n"
+					"fcgiwrap home page: <http://nginx.localdomain.pl/wiki/FcgiWrap>\n",
+					argv[0]
+				);
+				return 0;
 			case 'c':
 				nchildren = atoi(optarg);
 				break;