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authorGravatar "Vladimir N. Oleynik" <dzo@simtreas.ru>2005-10-14 09:56:52 +0000
committerGravatar "Vladimir N. Oleynik" <dzo@simtreas.ru>2005-10-14 09:56:52 +0000
commitf704b27b5bb8bd5acaed9464714db34ccef06cc8 (patch)
tree06f15d778a64ba361219d8227f87422173bf0da8 /coreutils/env.c
parent8c7a7e6e63c01d2d575bbaa43e1768ad2b97179b (diff)
downloadbusybox-f704b27b5bb8bd5acaed9464714db34ccef06cc8.tar.gz
busybox-f704b27b5bb8bd5acaed9464714db34ccef06cc8.tar.bz2
- new bb_opt_complementally syntax, use [-:?] only - 'free' chars
- new bb_getopt_ulflags features: check max and min args, convert first argv to options special for ar and tar applets - use bb_default_error_retval for env applet
Diffstat (limited to 'coreutils/env.c')
-rw-r--r--coreutils/env.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/coreutils/env.c b/coreutils/env.c
index 1a8ad7c78..d59e738f1 100644
--- a/coreutils/env.c
+++ b/coreutils/env.c
@@ -38,7 +38,7 @@
* - correct "-" option usage
* - multiple "-u unsetenv" support
* - GNU long option support
- * - save errno after exec failed before bb_perror_msg()
+ * - use bb_default_error_retval
*/
@@ -65,7 +65,7 @@ extern int env_main(int argc, char** argv)
llist_t *unset_env = NULL;
extern char **environ;
- bb_opt_complementally = "u*";
+ bb_opt_complementally = "u::";
bb_applet_long_options = env_long_options;
opt = bb_getopt_ulflags(argc, argv, "+iu:", &unset_env);
@@ -93,12 +93,10 @@ extern int env_main(int argc, char** argv)
}
if (*argv) {
- int er;
-
execvp(*argv, argv);
- er = errno;
- bb_perror_msg("%s", *argv); /* Avoid multibyte problems. */
- return (er == ENOENT) ? 127 : 126; /* SUSv3-mandated exit codes. */
+ /* SUSv3-mandated exit codes. */
+ bb_default_error_retval = (errno == ENOENT) ? 127 : 126;
+ bb_perror_msg_and_die("%s", *argv);
}
for (ep = environ; *ep; ep++) {