From e66188633af6be06e0159089e71265ef321c062a Mon Sep 17 00:00:00 2001
From: Jon Bergli Heier <snakebite@jvnv.net>
Date: Wed, 17 Nov 2010 19:58:39 +0100
Subject: Use getopt to parse commandline options.

---
 main.c | 39 ++++++++++++++++++++++++++++++++++-----
 1 file changed, 34 insertions(+), 5 deletions(-)

diff --git a/main.c b/main.c
index dbc3688..ffa8001 100644
--- a/main.c
+++ b/main.c
@@ -1,4 +1,6 @@
+#include <stdio.h>
 #include <locale.h>
+#include <getopt.h>
 
 #include "config.h"
 #include "regexset.h"
@@ -10,9 +12,32 @@
 #include "pg.h"
 
 int main(int argc, char **argv) {
+	int opt, init, upgrade, drop, clear;
+	init = upgrade = drop = clear = 0;
+
 	/* Set locale. */
 	setlocale(LC_CTYPE, "");
 
+	while((opt = getopt(argc, argv, "iudc")) != -1) {
+		switch(opt) {
+			case 'i':
+				init = 1;
+				break;
+			case 'u':
+				upgrade = 1;
+				break;
+			case 'd':
+				drop = 1;
+				break;
+			case 'c':
+				clear = 1;
+				break;
+			default:
+				fprintf(stderr, "Usage: %s [-i|-u|-d|-c]\n", argv[0]);
+				return 1;
+		}
+	}
+
 	/* Regex sets must be initialized before config. */
 	rs_init();
 	channel_init();
@@ -26,23 +51,27 @@ int main(int argc, char **argv) {
 	}
 
 	if(!pg_connect(ircstats_config.db_connection_string)) {
-		printf("failed to connect\n");
+		fprintf(stderr, "Failed to connect to database\n");
 		goto main_free;
 	}
 
-	if(argc == 2 && strcmp(argv[1], "-i") == 0) {
+	if(init) {
+		printf("Creating tables\n");
 		pg_init();
 		goto disconnect;
 	}
-	if(argc == 2 && strcmp(argv[1], "-u") == 0) {
+	if(upgrade) {
+		printf("Upgrading database schema.\n");
 		pg_upgrade();
 		goto disconnect;
 	}
-	if(argc == 2 && strcmp(argv[1], "-d") == 0) {
+	if(drop) {
+		printf("Dropping all tables\n");
 		pg_dropall();
 		goto disconnect;
 	}
-	if(argc == 2 && strcmp(argv[1], "-c") == 0) {
+	if(clear) {
+		printf("Clearing database content\n");
 		pg_dropall();
 		pg_init();
 		goto disconnect;
-- 
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