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mdev: add commented-out debug code to open stdio.

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Denis Vlasenko 2008-05-31 18:27:58 +00:00
parent 1d1bba4e99
commit f4e6bd0bf3
1 changed files with 9 additions and 0 deletions
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9
util-linux/mdev.c
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@ -392,6 +392,15 @@ int mdev_main(int argc, char **argv)
char *env_path; char *env_path;
RESERVE_CONFIG_BUFFER(temp, PATH_MAX + SCRATCH_SIZE); RESERVE_CONFIG_BUFFER(temp, PATH_MAX + SCRATCH_SIZE);
#ifdef YOU_WANT_TO_DEBUG_HOTPLUG_EVENTS
/* Kernel cannot provide suitable stdio fds for us, do it ourself */
/* Replace LOGFILE by other file or device name if you need */
#define LOGFILE "/dev/console"
xmove_fd(xopen("/dev/null", O_RDONLY), STDIN_FILENO);
xmove_fd(xopen(LOGFILE, O_WRONLY|O_APPEND), STDOUT_FILENO);
xmove_fd(xopen(LOGFILE, O_WRONLY|O_APPEND), STDERR_FILENO);
#endif
xchdir("/dev"); xchdir("/dev");
if (argc == 2 && !strcmp(argv[1], "-s")) { if (argc == 2 && !strcmp(argv[1], "-s")) {