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init: sometimes, #ifdefs are cleaner.

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This commit is contained in:
Denis Vlasenko 2007-12-25 16:08:53 +00:00
parent 1d61416b5a
commit 5adfa44101
1 changed files with 13 additions and 22 deletions
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15
init/init.c
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@ -326,14 +326,9 @@ static pid_t run(const struct init_action *a)
open_stdio_to_tty(a->terminal, 1 /* - exit if open fails*/);
#ifdef BUT_RUN_ACTIONS_ALREADY_DOES_WAITING
# define BRAADS 1
#else
# define BRAADS 0
#endif
/* If the init Action requires us to wait, then force the
* supplied terminal to be the controlling tty. */
if (BRAADS && a->action & (SYSINIT | WAIT | CTRLALTDEL | SHUTDOWN | RESTART)) {
if (a->action & (SYSINIT | WAIT | CTRLALTDEL | SHUTDOWN | RESTART)) {
/* Now fork off another process to just hang around */
pid = fork();
if (pid < 0) {
@ -370,6 +365,7 @@ static pid_t run(const struct init_action *a)
/* Child - fall though to actually execute things */
}
#endif
/* See if any special /bin/sh requiring characters are present */
if (strpbrk(a->command, "~`!$^&*()=|\\{}[];\"'<>?") != NULL) {
@ -403,11 +399,6 @@ static pid_t run(const struct init_action *a)
++cmdpath;
#ifdef WHY_WE_DO_THIS_SHELL_MUST_HANDLE_THIS_ITSELF
# define WWDTSMHTI 1
#else
# define WWDTSMHTI 0
#endif
if (WWDTSMHTI) {
/* find the last component in the command pathname */
s = bb_get_last_path_component_nostrip(cmdpath);
/* make a new argv[0] */
@ -419,7 +410,7 @@ static pid_t run(const struct init_action *a)
cmd[0][0] = '-';
strcpy(cmd[0] + 1, s);
}
}
#endif
/* Establish this process as session leader and
* _attempt_ to make stdin a controlling tty.