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Standardized routines for forking processes (keeps all the specialized code in one place).

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@114188 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Tilghman Lesher
2008-04-16 22:57:54 +00:00
parent 752f6681b1
commit 123ac5fd64
13 changed files with 163 additions and 137 deletions
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14
apps/app_externalivr.c
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@@ -319,14 +319,10 @@ static int app_exec(struct ast_channel *chan, void *data)
.finishlist = AST_LIST_HEAD_INIT_VALUE,
};
struct ivr_localuser *u = &foo;
sigset_t fullset, oldset;
AST_DECLARE_APP_ARGS(args,
AST_APP_ARG(cmd)[32];
);
sigfillset(&fullset);
pthread_sigmask(SIG_BLOCK, &fullset, &oldset);
u->abort_current_sound = 0;
u->chan = chan;
@@ -405,7 +401,7 @@ static int app_exec(struct ast_channel *chan, void *data)
gen_active = 1;
}
pid = fork();
pid = ast_safe_fork(0);
if (pid < 0) {
ast_log(LOG_WARNING, "Failed to fork(): %s\n", strerror(errno));
goto exit;
@@ -413,19 +409,13 @@ static int app_exec(struct ast_channel *chan, void *data)
if (!pid) {
/* child process */
int i;
signal(SIGPIPE, SIG_DFL);
pthread_sigmask(SIG_UNBLOCK, &fullset, NULL);
if (ast_opt_high_priority)
ast_set_priority(0);
dup2(child_stdin[0], STDIN_FILENO);
dup2(child_stdout[1], STDOUT_FILENO);
dup2(child_stderr[1], STDERR_FILENO);
for (i = STDERR_FILENO + 1; i < 1024; i++)
close(i);
ast_close_fds_above_n(STDERR_FILENO);
execv(args.cmd[0], args.cmd);
fprintf(stderr, "Failed to execute '%s': %s\n", args.cmd[0], strerror(errno));
_exit(1);