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authorGravatar Adam Chlipala <adamc@hcoop.net>2008-11-08 09:55:36 -0500
committerGravatar Adam Chlipala <adamc@hcoop.net>2008-11-08 09:55:36 -0500
commitc5e1cb8c69d62a6ff64cb06d7f263f9c274cb4de (patch)
treeaf15ca989d28ff4dd9d4e7c5edc7d4e90b3b2501
parent24b68e6d7408f50023272e765687eab777596363 (diff)
Generated web servers use getopt()
-rw-r--r--src/c/driver.c38
1 files changed, 28 insertions, 10 deletions
diff --git a/src/c/driver.c b/src/c/driver.c
index 1eef9742..be5d7b6c 100644
--- a/src/c/driver.c
+++ b/src/c/driver.c
@@ -4,12 +4,12 @@
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
+#include <unistd.h>
#include <pthread.h>
#include "urweb.h"
-int uw_port = 8080;
int uw_backlog = 10;
int uw_bufsize = 1024;
@@ -298,18 +298,36 @@ int main(int argc, char *argv[]) {
struct sockaddr_in my_addr;
struct sockaddr_in their_addr; // connector's address information
int sin_size, yes = 1;
- int nthreads, i, *names;
+ int uw_port = 8080, nthreads = 1, i, *names, opt;
+
+ while ((opt = getopt(argc, argv, "p:t:")) != -1) {
+ switch (opt) {
+ case '?':
+ fprintf(stderr, "Unknown command-line option");
+ return 1;
- if (argc < 2) {
- fprintf(stderr, "No thread count specified\n");
- return 1;
- }
+ case 'p':
+ uw_port = atoi(optarg);
+ if (uw_port <= 0) {
+ fprintf(stderr, "Invalid port number\n");
+ return 1;
+ }
+ break;
- nthreads = atoi(argv[1]);
- if (nthreads <= 0) {
- fprintf(stderr, "Invalid thread count\n");
- return 1;
+ case 't':
+ nthreads = atoi(optarg);
+ if (nthreads <= 0) {
+ fprintf(stderr, "Invalid thread count\n");
+ return 1;
+ }
+ break;
+
+ default:
+ fprintf(stderr, "Unexpected getopt() behavior\n");
+ return 1;
+ }
}
+
names = calloc(nthreads, sizeof(int));
sockfd = socket(PF_INET, SOCK_STREAM, 0); // do some error checking!