[oe-commits] [openembedded-core] 19/31: qemu-helper-native: showing help shouldn't be an error
git at git.openembedded.org
git at git.openembedded.org
Wed Nov 13 22:02:52 UTC 2019
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rpurdie pushed a commit to branch zeus
in repository openembedded-core.
commit a1d9cfef7f247d616cd6ca482916ad0469e4fc58
Author: Ross Burton <ross.burton at intel.com>
AuthorDate: Mon Oct 14 15:08:43 2019 +0100
qemu-helper-native: showing help shouldn't be an error
Displaying a help message if help was requested isn't an error.
Signed-off-by: Ross Burton <ross.burton at intel.com>
Signed-off-by: Armin Kuster <akuster808 at gmail.com>
---
meta/recipes-devtools/qemu/qemu-helper/tunctl.c | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/meta/recipes-devtools/qemu/qemu-helper/tunctl.c b/meta/recipes-devtools/qemu/qemu-helper/tunctl.c
index fc00e99..d745dd0 100644
--- a/meta/recipes-devtools/qemu/qemu-helper/tunctl.c
+++ b/meta/recipes-devtools/qemu/qemu-helper/tunctl.c
@@ -19,7 +19,7 @@
#define TUNSETGROUP _IOW('T', 206, int)
#endif
-static void Usage(char *name)
+static void Usage(char *name, int status)
{
fprintf(stderr, "Create: %s [-b] [-u owner] [-g group] [-t device-name] "
"[-f tun-clone-device]\n", name);
@@ -28,7 +28,7 @@ static void Usage(char *name)
fprintf(stderr, "The default tun clone device is /dev/net/tun - some systems"
" use\n/dev/misc/net/tun instead\n\n");
fprintf(stderr, "-b will result in brief output (just the device name)\n");
- exit(1);
+ exit(status);
}
int main(int argc, char **argv)
@@ -63,7 +63,7 @@ int main(int argc, char **argv)
if(*end != '\0'){
fprintf(stderr, "'%s' is neither a username nor a numeric uid.\n",
optarg);
- Usage(name);
+ Usage(name, 1);
}
break;
case 'g':
@@ -76,7 +76,7 @@ int main(int argc, char **argv)
if(*end != '\0'){
fprintf(stderr, "'%s' is neither a groupname nor a numeric group.\n",
optarg);
- Usage(name);
+ Usage(name, 1);
}
break;
@@ -84,8 +84,10 @@ int main(int argc, char **argv)
tun = optarg;
break;
case 'h':
+ Usage(name, 0);
+ break;
default:
- Usage(name);
+ Usage(name, 1);
}
}
@@ -93,7 +95,7 @@ int main(int argc, char **argv)
argc -= optind;
if(argc > 0)
- Usage(name);
+ Usage(name, 1);
if((tap_fd = open(file, O_RDWR)) < 0){
fprintf(stderr, "Failed to open '%s' : ", file);
--
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