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Compatibility fixes:

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grep: support -z
find: support --mindepth
  together +45 bytes
cpio: support -p (configurable, +230 bytes)
libbb: tweaks for cpio
This commit is contained in:
Denis Vlasenko
2009-03-20 22:17:13 +00:00
parent 0b28103cc7
commit 83518d18a3
10 changed files with 137 additions and 59 deletions
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10
include/libbb.h
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@@ -797,9 +797,9 @@ int run_nofork_applet_prime(struct nofork_save_area *old, int applet_no, char **
* Both of the above will redirect fd 0,1,2 to /dev/null and drop ctty
* (will do setsid()).
*
* forkexit_or_rexec(argv) = bare-bones "fork + parent exits" on MMU,
* fork_or_rexec(argv) = bare-bones "fork" on MMU,
* "vfork + re-exec ourself" on NOMMU. No fd redirection, no setsid().
* Currently used for setsid only. On MMU ignores argv.
* On MMU ignores argv.
*
* Helper for network daemons in foreground mode:
*
@@ -813,14 +813,14 @@ enum {
DAEMON_ONLY_SANITIZE = 8, /* internal use */
};
#if BB_MMU
void forkexit_or_rexec(void) FAST_FUNC;
pid_t fork_or_rexec(void) FAST_FUNC;
enum { re_execed = 0 };
# define forkexit_or_rexec(argv) forkexit_or_rexec()
# define fork_or_rexec(argv) fork_or_rexec()
# define bb_daemonize_or_rexec(flags, argv) bb_daemonize_or_rexec(flags)
# define bb_daemonize(flags) bb_daemonize_or_rexec(flags, bogus)
#else
void re_exec(char **argv) NORETURN FAST_FUNC;
void forkexit_or_rexec(char **argv) FAST_FUNC;
pid_t fork_or_rexec(char **argv) FAST_FUNC;
extern bool re_execed;
int BUG_fork_is_unavailable_on_nommu(void) FAST_FUNC;
int BUG_daemon_is_unavailable_on_nommu(void) FAST_FUNC;