ComputerSurge/bind9
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use isc_app_block instead of an ugly hack.

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This commit is contained in:
Brian Wellington
2001-01-17 00:48:19 +00:00
parent d7483d67f7
commit 427f933ece
2 changed files with 10 additions and 33 deletions
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35
bin/dig/dighost.c
View File

@@ -15,7 +15,7 @@
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: dighost.c,v 1.183 2001/01/16 23:15:54 bwelling Exp $ */
/* $Id: dighost.c,v 1.184 2001/01/17 00:48:18 bwelling Exp $ */
/*
* Notice to programmers: Do not use this code as an example of how to
@@ -83,8 +83,7 @@ isc_boolean_t
usesearch = ISC_FALSE,
qr = ISC_FALSE,
is_dst_up = ISC_FALSE,
have_domain = ISC_FALSE,
is_blocking = ISC_FALSE;
have_domain = ISC_FALSE;
in_port_t port = 53;
unsigned int timeout = 0;
@@ -2627,9 +2626,9 @@ get_address(char *host, in_port_t port, isc_sockaddr_t *sockaddr) {
else {
#if defined(HAVE_ADDRINFO) && defined(HAVE_GETADDRINFO)
debug ("before getaddrinfo()");
is_blocking = ISC_TRUE;
isc_app_block();
result = getaddrinfo(host, NULL, NULL, &res);
is_blocking = ISC_FALSE;
isc_app_unblock();
if (result != 0) {
fatal("Couldn't find server '%s': %s",
host, gai_strerror(result));
@@ -2640,9 +2639,9 @@ get_address(char *host, in_port_t port, isc_sockaddr_t *sockaddr) {
freeaddrinfo(res);
#else
debug ("before gethostbyname()");
is_blocking = ISC_TRUE;
isc_app_block();
he = gethostbyname(host);
is_blocking = ISC_FALSE;
isc_app_unblock();
if (he == NULL)
fatal("Couldn't find server '%s' (h_errno=%d)",
host, h_errno);
@@ -2694,17 +2693,6 @@ cancel_all(void) {
debug("cancel_all()");
if (is_blocking) {
/*
* If we get here while another thread is blocking, there's
* really nothing we can do to make a clean shutdown
* without waiting for the block to complete. The only
* way to get the system down now is to just exit out,
* and trust the OS to clean up for us.
*/
fputs("Abort.\n", stderr);
exit(1);
}
LOCK_LOOKUP;
if (free_now) {
UNLOCK_LOOKUP;
@@ -2749,17 +2737,6 @@ destroy_libs(void) {
dig_searchlist_t *o;
debug("destroy_libs()");
if (is_blocking) {
/*
* If we get here while another thread is blocking, there's
* really nothing we can do to make a clean shutdown
* without waiting for the block to complete. The only
* way to get the system down now is to just exit out,
* and trust the OS to clean up for us.
*/
fputs("Abort.\n", stderr);
exit(1);
}
if (global_task != NULL) {
debug("freeing task");
isc_task_detach(&global_task);

8
bin/dig/nslookup.c
View File

@@ -15,7 +15,7 @@
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: nslookup.c,v 1.75 2001/01/16 23:15:55 bwelling Exp $ */
/* $Id: nslookup.c,v 1.76 2001/01/17 00:48:19 bwelling Exp $ */
#include <config.h>
@@ -50,7 +50,7 @@ extern ISC_LIST(dig_server_t) server_list;
extern ISC_LIST(dig_searchlist_t) search_list;
extern isc_boolean_t have_ipv6,
usesearch, trace, qr, debugging, is_blocking;
usesearch, trace, qr, debugging;
extern in_port_t port;
extern unsigned int timeout;
extern isc_mem_t *mctx;
@@ -740,9 +740,9 @@ get_next_command(void) {
if (buf == NULL)
fatal("Memory allocation failure.");
fputs("> ", stderr);
is_blocking = ISC_TRUE;
isc_app_block();
ptr = fgets(buf, COMMSIZE, stdin);
is_blocking = ISC_FALSE;
isc_app_unblock();
if (ptr == NULL) {
in_use = ISC_FALSE;
goto cleanup;