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reload /etc/resolv.conf in SIGALRM handler

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Armin Fisslthaler 2014-04-25 14:44:06 +02:00 committed by Guus Sliepen
parent 132bdb77a0
commit e76df30cb2
2 changed files with 13 additions and 1 deletions
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7
configure.ac
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@ -163,7 +163,7 @@ AC_CHECK_HEADERS([stdbool.h syslog.h sys/file.h sys/ioctl.h sys/mman.h sys/param
AC_CHECK_HEADERS([net/if.h net/if_types.h linux/if_tun.h net/if_tun.h net/tun/if_tun.h net/if_tap.h net/tap/if_tap.h net/ethernet.h net/if_arp.h netinet/in_systm.h netinet/in.h netinet/in6.h time.h netpacket/packet.h],
[], [], [#include "src/have.h"]
)
AC_CHECK_HEADERS([netinet/if_ether.h netinet/ip.h netinet/ip6.h],
AC_CHECK_HEADERS([netinet/if_ether.h netinet/ip.h netinet/ip6.h resolv.h],
[], [], [#include "src/have.h"]
)
AC_CHECK_HEADERS([netinet/tcp.h netinet/ip_icmp.h netinet/icmp6.h],
@ -204,6 +204,11 @@ AC_CHECK_DECLS([freeaddrinfo, gai_strerror, getaddrinfo, getnameinfo],
[], [], [#include "src/have.h"]
)
AC_CHECK_DECLS([res_init], [], [], [
#include <netinet/in.h>
#include <resolv.h>
])
AC_CACHE_SAVE
dnl These are defined in files in m4/

7
src/net.c
View file

@ -36,6 +36,10 @@
#include "subnet.h"
#include "xalloc.h"
#ifdef HAVE_RESOLV_H
#include <resolv.h>
#endif
int contradicting_add_edge = 0;
int contradicting_del_edge = 0;
static int sleeptime = 10;
@ -309,6 +313,9 @@ static void sighup_handler(void *data) {
static void sigalrm_handler(void *data) {
logger(DEBUG_ALWAYS, LOG_NOTICE, "Got %s signal", strsignal(((signal_t *)data)->signum));
#ifdef HAVE_DECL_RES_INIT
res_init();
#endif
retry();
}
#endif