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[package] uhttpd: block SIGCHLD until it is expected (#6957)

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@20513 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
jow
2010-03-27 14:31:35 +00:00
parent f52ddee30b
commit f5b350a276
6 changed files with 33 additions and 4 deletions
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10
package/uhttpd/src/uhttpd.c
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@@ -410,6 +410,9 @@ int main (int argc, char **argv)
struct sigaction sa;
struct config conf;
/* signal mask */
sigset_t ss;
/* maximum file descriptor number */
int new_fd, cur_fd, max_fd = 0;
@@ -432,7 +435,7 @@ int main (int argc, char **argv)
FD_ZERO(&serv_fds);
FD_ZERO(&read_fds);
/* handle SIGPIPE, SIGCHILD */
/* handle SIGPIPE, SIGINT, SIGTERM, SIGCHLD */
sa.sa_flags = 0;
sigemptyset(&sa.sa_mask);
@@ -446,6 +449,11 @@ int main (int argc, char **argv)
sigaction(SIGINT, &sa, NULL);
sigaction(SIGTERM, &sa, NULL);
/* defer SIGCHLD */
sigemptyset(&ss);
sigaddset(&ss, SIGCHLD);
sigprocmask(SIG_BLOCK, &ss, NULL);
/* prepare addrinfo hints */
memset(&hints, 0, sizeof(hints));
hints.ai_family = AF_UNSPEC;