xenocara/app/xinit/launchd/user_startx/launchd_startx.c
2013-05-31 21:44:40 +00:00

85 lines
2.6 KiB
C

/* Copyright (c) 2011 Apple Inc.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation files
* (the "Software"), to deal in the Software without restriction,
* including without limitation the rights to use, copy, modify, merge,
* publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT
* HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Except as contained in this notice, the name(s) of the above
* copyright holders shall not be used in advertising or otherwise to
* promote the sale, use or other dealings in this Software without
* prior written authorization.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <asl.h>
#include <unistd.h>
#include <stdio.h>
#include <assert.h>
#include <sys/wait.h>
#include <string.h>
#include <stdlib.h>
/* Using MIN_REQUIRED instead of MAX_ALLOWED logic due to posix_spawn not
* being marked with availability macros until 10.7
*/
#if MAC_OS_X_VERSION_MIN_REQUIRED >= 1050
#include <spawn.h>
#else
#include <errno.h>
#endif
#include "console_redirect.h"
int main(int argc, char **argv, char **envp) {
aslclient aslc;
pid_t child;
int pstat;
if(argc < 2 || strcmp(argv[1], "--help") == 0) {
fprintf(stderr, "Usage: %s prog [args...]\n", argv[0]);
exit(EXIT_FAILURE);
}
aslc = asl_open(BUNDLE_ID_PREFIX".startx", BUNDLE_ID_PREFIX, ASL_OPT_NO_DELAY);
xi_asl_capture_fd(aslc, NULL, ASL_LEVEL_INFO, STDOUT_FILENO);
xi_asl_capture_fd(aslc, NULL, ASL_LEVEL_NOTICE, STDERR_FILENO);
#if MAC_OS_X_VERSION_MIN_REQUIRED >= 1050
assert(posix_spawnp(&child, argv[1], NULL, NULL, &argv[1], envp) == 0);
#else
switch(child = fork()) {
case -1:
perror("fork");
return errno;
case 0:
return execvp(argv[1], &argv[1]);
default:
break;
}
#endif
wait4(child, &pstat, 0, (struct rusage *)0);
return pstat;
}