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find: fix spurious -exec error messages

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(bug reported by Bernhard Fischer <rep.nop@aon.at>)
This commit is contained in:
Denis Vlasenko 2006-12-23 00:49:10 +00:00
parent 4cccc03768
commit 8f6c79240d
2 changed files with 8 additions and 4 deletions
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3
findutils/find.c
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@ -197,9 +197,8 @@ ACTF(exec)
for (i = 0; i < ap->exec_argc; i++)
argv[i] = subst(ap->exec_argv[i], ap->subst_count[i], fileName);
argv[i] = NULL; /* terminate the list */
errno = 0;
rc = wait4pid(spawn(argv));
if (errno)
if (rc)
bb_perror_msg("%s", argv[0]);
for (i = 0; i < ap->exec_argc; i++)
free(argv[i]);

9
libbb/xfuncs.c
View File

@ -181,6 +181,7 @@ void xfflush_stdout(void)
// -1 for failure. Runs argv[0], searching path if that has no / in it.
pid_t spawn(char **argv)
{
/* Why static? */
static int failed;
pid_t pid;
void *app = ENABLE_FEATURE_SH_STANDALONE_SHELL ? find_applet_by_name(argv[0]) : 0;
@ -196,10 +197,14 @@ pid_t spawn(char **argv)
// and then exit to unblock parent (but don't run atexit() stuff, which
// would screw up parent.)
failed = -1;
failed = errno;
_exit(0);
}
return failed ? failed : pid;
if (failed) {
errno = failed;
return -1;
}
return pid;
}
// Die with an error message if we can't spawn a child process.