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| author | Karel Zak | 2016-12-19 13:13:34 +0100 |
|---|---|---|
| committer | Karel Zak | 2016-12-19 13:13:34 +0100 |
| commit | 677ec86cef983a106c6e5d175f44b125858c3016 (patch) | |
| tree | b993641faa65700acd62768da189a103da4c40ec /text-utils | |
| parent | include/c.h: add errtryhelp() (diff) | |
| download | kernel-qcow2-util-linux-677ec86cef983a106c6e5d175f44b125858c3016.tar.gz kernel-qcow2-util-linux-677ec86cef983a106c6e5d175f44b125858c3016.tar.xz kernel-qcow2-util-linux-677ec86cef983a106c6e5d175f44b125858c3016.zip | |
Use --help suggestion on invalid option
The current default is to print all usage() output. This is overkill
in many case.
Addresses: https://github.com/karelzak/util-linux/issues/338
Signed-off-by: Karel Zak <kzak@redhat.com>
Diffstat (limited to 'text-utils')
| -rw-r--r-- | text-utils/col.c | 2 | ||||
| -rw-r--r-- | text-utils/colcrt.c | 2 | ||||
| -rw-r--r-- | text-utils/colrm.c | 2 | ||||
| -rw-r--r-- | text-utils/column.c | 2 | ||||
| -rw-r--r-- | text-utils/hexdump.c | 2 | ||||
| -rw-r--r-- | text-utils/line.c | 2 | ||||
| -rw-r--r-- | text-utils/rev.c | 2 | ||||
| -rw-r--r-- | text-utils/tailf.c | 2 | ||||
| -rw-r--r-- | text-utils/ul.c | 2 |
9 files changed, 9 insertions, 9 deletions
diff --git a/text-utils/col.c b/text-utils/col.c index 0823573f4..9b0e23058 100644 --- a/text-utils/col.c +++ b/text-utils/col.c @@ -223,7 +223,7 @@ int main(int argc, char **argv) case 'H': usage(stdout); default: - usage(stderr); + errtryhelp(EXIT_FAILURE); } if (optind != argc) diff --git a/text-utils/colcrt.c b/text-utils/colcrt.c index 62f84251a..c6bba4b50 100644 --- a/text-utils/colcrt.c +++ b/text-utils/colcrt.c @@ -266,7 +266,7 @@ int main(int argc, char **argv) case 'h': usage(stdout); default: - usage(stderr); + errtryhelp(EXIT_FAILURE); } } diff --git a/text-utils/colrm.c b/text-utils/colrm.c index 431eae0d2..9510b7296 100644 --- a/text-utils/colrm.c +++ b/text-utils/colrm.c @@ -178,7 +178,7 @@ int main(int argc, char **argv) case 'h': usage(stdout); default: - usage(stderr); + errtryhelp(EXIT_FAILURE); } if (argc > 1) diff --git a/text-utils/column.c b/text-utils/column.c index b8d31c989..a642d8432 100644 --- a/text-utils/column.c +++ b/text-utils/column.c @@ -196,7 +196,7 @@ int main(int argc, char **argv) xflag = 1; break; default: - usage(EXIT_FAILURE); + errtryhelp(EXIT_FAILURE); } argc -= optind; argv += optind; diff --git a/text-utils/hexdump.c b/text-utils/hexdump.c index 9d26c4e48..125734dfe 100644 --- a/text-utils/hexdump.c +++ b/text-utils/hexdump.c @@ -137,7 +137,7 @@ parse_args(int argc, char **argv, struct hexdump *hex) exit(EXIT_SUCCESS); break; default: - usage(stderr); + errtryhelp(EXIT_FAILURE); } } diff --git a/text-utils/line.c b/text-utils/line.c index 7bee6d2fd..486e5dd31 100644 --- a/text-utils/line.c +++ b/text-utils/line.c @@ -64,7 +64,7 @@ int main(int argc, char **argv) case 'h': usage(stdout); default: - usage(stderr); + errtryhelp(EXIT_FAILURE); } setvbuf(stdin, NULL, _IONBF, 0); diff --git a/text-utils/rev.c b/text-utils/rev.c index 735aaef3d..fe3884389 100644 --- a/text-utils/rev.c +++ b/text-utils/rev.c @@ -127,7 +127,7 @@ int main(int argc, char *argv[]) case 'h': usage(stdout); default: - usage(stderr); + errtryhelp(EXIT_FAILURE); } argc -= optind; diff --git a/text-utils/tailf.c b/text-utils/tailf.c index c111d02c0..9f175822c 100644 --- a/text-utils/tailf.c +++ b/text-utils/tailf.c @@ -268,7 +268,7 @@ int main(int argc, char **argv) case 'h': usage(stdout); default: - usage(stderr); + errtryhelp(EXIT_FAILURE); } if (argc == optind) diff --git a/text-utils/ul.c b/text-utils/ul.c index 3fd0b6a85..5421c24a0 100644 --- a/text-utils/ul.c +++ b/text-utils/ul.c @@ -192,7 +192,7 @@ int main(int argc, char **argv) case 'h': usage(stdout); default: - usage(stderr); + errtryhelp(EXIT_FAILURE); } setupterm(termtype, STDOUT_FILENO, &ret); switch (ret) { |