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author | Ruediger Meier | 2017-06-19 09:24:10 +0200 |
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committer | Ruediger Meier | 2017-06-26 14:38:24 +0200 |
commit | 9325dbfd2018b2a3b510617f4aa13777fbbe23c3 (patch) | |
tree | 07b7b9f9e99a77d9575284ae5b1b5ee9eb34101a /sys-utils | |
parent | flock, getopt: write --help to stdout and return 0 (diff) | |
download | kernel-qcow2-util-linux-9325dbfd2018b2a3b510617f4aa13777fbbe23c3.tar.gz kernel-qcow2-util-linux-9325dbfd2018b2a3b510617f4aa13777fbbe23c3.tar.xz kernel-qcow2-util-linux-9325dbfd2018b2a3b510617f4aa13777fbbe23c3.zip |
misc: cleanup and fix --unknownopt issues
Fixed checkusage.sh warnings:
rtcwake: --unknownopt, non-empty stdout
rtcwake: --unknownopt, stderr too long: 21
blockdev: --unknownopt, stderr too long: 28
lsipc: --unknownopt, stderr too long: 77
pg: --unknownopt, stderr too long: 23
renice: --unknownopt, stderr too long: 18
sulogin: --unknownopt, stderr too long: 17
write: --unknownopt, stderr too long: 12
Signed-off-by: Ruediger Meier <ruediger.meier@ga-group.nl>
Diffstat (limited to 'sys-utils')
-rw-r--r-- | sys-utils/lsipc.c | 9 | ||||
-rw-r--r-- | sys-utils/renice.c | 20 | ||||
-rw-r--r-- | sys-utils/rtcwake.c | 17 |
3 files changed, 25 insertions, 21 deletions
diff --git a/sys-utils/lsipc.c b/sys-utils/lsipc.c index 3e7586b32..8ac50d67a 100644 --- a/sys-utils/lsipc.c +++ b/sys-utils/lsipc.c @@ -269,8 +269,9 @@ static int parse_time_mode(const char *s) errx(EXIT_FAILURE, _("unknown time format: %s"), s); } -static void __attribute__ ((__noreturn__)) usage(FILE * out) +static void __attribute__((__noreturn__)) usage(void) { + FILE *out = stdout; size_t i; fputs(USAGE_HEADER, out); @@ -327,7 +328,7 @@ static void __attribute__ ((__noreturn__)) usage(FILE * out) fprintf(out, " %14s %s\n", coldescs[i].name, _(coldescs[i].help)); fprintf(out, USAGE_MAN_TAIL("lsipc(1)")); - exit(out == stderr ? EXIT_FAILURE : EXIT_SUCCESS); + exit(EXIT_SUCCESS); } static struct libscols_table *new_table(struct lsipc_control *ctl) @@ -1223,12 +1224,12 @@ int main(int argc, char *argv[]) show_creat = 1; break; case 'h': - usage(stdout); + usage(); case 'V': printf(UTIL_LINUX_VERSION); return EXIT_SUCCESS; default: - usage(stderr); + errtryhelp(EXIT_FAILURE); } } diff --git a/sys-utils/renice.c b/sys-utils/renice.c index bc6e3c849..a88f590fb 100644 --- a/sys-utils/renice.c +++ b/sys-utils/renice.c @@ -54,8 +54,9 @@ static const char *idtype[] = { [PRIO_USER] = N_("user ID"), }; -static void __attribute__((__noreturn__)) usage(FILE *out) +static void __attribute__((__noreturn__)) usage(void) { + FILE *out = stdout; fputs(USAGE_HEADER, out); fprintf(out, _(" %1$s [-n] <priority> [-p|--pid] <pid>...\n" @@ -75,7 +76,7 @@ static void __attribute__((__noreturn__)) usage(FILE *out) fputs(USAGE_HELP, out); fputs(USAGE_VERSION, out); fprintf(out, USAGE_MAN_TAIL("renice(1)")); - exit(out == stderr ? EXIT_FAILURE : EXIT_SUCCESS); + exit(EXIT_SUCCESS); } static int getprio(const int which, const int who, int *prio) @@ -127,7 +128,7 @@ int main(int argc, char **argv) if (argc == 1) { if (strcmp(*argv, "-h") == 0 || strcmp(*argv, "--help") == 0) - usage(stdout); + usage(); if (strcmp(*argv, "-v") == 0 || strcmp(*argv, "-V") == 0 || @@ -142,13 +143,16 @@ int main(int argc, char **argv) argv++; } - if (argc < 2) - usage(stderr); + if (argc < 2) { + warnx(_("not enough arguments")); + errtryhelp(EXIT_FAILURE); + } prio = strtol(*argv, &endptr, 10); - if (*endptr) - usage(stderr); - + if (*endptr) { + warnx(_("invalid priorty '%s'"), *argv); + errtryhelp(EXIT_FAILURE); + } argc--; argv++; diff --git a/sys-utils/rtcwake.c b/sys-utils/rtcwake.c index de0ac4d85..86c009536 100644 --- a/sys-utils/rtcwake.c +++ b/sys-utils/rtcwake.c @@ -88,8 +88,9 @@ struct rtcwake_control { dryrun:1; /* do not set alarm, suspend system, etc */ }; -static void __attribute__((__noreturn__)) usage(FILE *out) +static void __attribute__((__noreturn__)) usage(void) { + FILE *out = stdout; fputs(USAGE_HEADER, out); fprintf(out, _(" %s [options]\n"), program_invocation_short_name); @@ -113,13 +114,11 @@ static void __attribute__((__noreturn__)) usage(FILE *out) fputs(_(" -u, --utc RTC uses UTC\n"), out); fputs(_(" -v, --verbose verbose messages\n"), out); - printf(USAGE_SEPARATOR); - printf(USAGE_HELP); - printf(USAGE_VERSION); - + fputs(USAGE_SEPARATOR, out); + fputs(USAGE_HELP, out); + fputs(USAGE_VERSION, out); printf(USAGE_MAN_TAIL("rtcwake(8)")); - - exit(out == stderr ? EXIT_FAILURE : EXIT_SUCCESS); + exit(EXIT_SUCCESS); } static int is_wakeup_enabled(const char *devname) @@ -496,9 +495,9 @@ int main(int argc, char **argv) printf(UTIL_LINUX_VERSION); exit(EXIT_SUCCESS); case 'h': - usage(stdout); + usage(); default: - usage(stderr); + errtryhelp(EXIT_FAILURE); } } |