From c05e00039f6bbbdace5c76f8b60d5ca252b11576 Mon Sep 17 00:00:00 2001
From: Anselm R Garbe <anselm@garbe.us>
Date: Sat, 15 Aug 2009 22:11:26 +0100
Subject: [PATCH] some el cheapo handle release

---
 config.h |  6 +++---
 quark.c  | 20 ++++++++++++++++++--
 2 files changed, 21 insertions(+), 5 deletions(-)

diff --git a/config.h b/config.h
index fb7e9be..1a0ca62 100644
--- a/config.h
+++ b/config.h
@@ -1,11 +1,11 @@
 /* quark configuration */
 
-static const char servername[] = "127.0.0.1";
+static const char servername[] = "192.168.1.66";
 static const char serverport[] = "80";
 static const char docroot[]    = ".";
 static const char docindex[]   = "index.html";
-static const char user[]       = "www-data";
-static const char group[]      = "www-data";
+static const char user[]       = "nobody";
+static const char group[]      = "nobody";
 
 static const MimeType servermimes[] = {
 	{ "html", "text/html; charset=UTF-8" },
diff --git a/quark.c b/quark.c
index 82519af..d4429e3 100644
--- a/quark.c
+++ b/quark.c
@@ -300,13 +300,18 @@ request(void) {
 void
 serve(int fd) {
 	int result;
+	unsigned int timeout = 1;
 	socklen_t salen;
 	struct sockaddr sa;
 
 	salen = sizeof sa;
 	while(running) {
-		if((cfd = accept(fd, &sa, &salen)) == -1)
-			break;
+		if((cfd = accept(fd, &sa, &salen)) == -1) {
+			/* el cheapo socket release */
+			fprintf(stderr, "%s: cannot accept(), sleep %u seconds\n", tstamp(), timeout);
+			sleep(timeout++);
+			continue;
+		}
 		if(fork() == 0) {
 			close(fd);
 			name[0] = 0;
@@ -319,12 +324,21 @@ serve(int fd) {
 			close(cfd);
 			exit(EXIT_SUCCESS);
 		}
+		timeout = 1;
 	}
 	fprintf(stdout, "%s: shutting down\n", tstamp());
 }
 
 void
 sighandler(int sig) {
+	static const char *signame[64] = {
+		[SIGHUP] = "SIGHUP",
+		[SIGINT] = "SIGINT",
+		[SIGQUIT] = "SIGQUIT",
+		[SIGABRT] = "SIGABRT",
+		[SIGTERM] = "SIGTERM",
+		[SIGCHLD] = "SIGCHLD"
+	};
 	switch(sig) {
 	default: break;
 	case SIGHUP:
@@ -332,6 +346,7 @@ sighandler(int sig) {
 	case SIGQUIT:
 	case SIGABRT:
 	case SIGTERM:
+		fprintf(stderr, "%s: received signal %s, closing down\n", tstamp(), signame[sig] ? signame[sig] : "");
 		close(fd);
 		running = 0;
 		break;
@@ -372,6 +387,7 @@ main(int argc, char *argv[]) {
 
 	/* init */
 	setbuf(stdout, NULL); /* unbuffered stdout */
+	setbuf(stderr, NULL); /* unbuffered stdout */
 	memset(&hints, 0, sizeof hints);
 	hints.ai_family = AF_INET;
 	hints.ai_socktype = SOCK_STREAM;