Use arg.h as much as possible and add usage() where missing
Rename eusage() to usage() as well.
This commit is contained in:
parent
5b5f062184
commit
f349dd5987
10
nice.c
10
nice.c
@ -6,7 +6,7 @@
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#include <unistd.h>
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#include "util.h"
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static void eusage(void);
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static void usage(void);
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int
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main(int argc, char **argv)
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@ -15,15 +15,15 @@ main(int argc, char **argv)
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ARGBEGIN {
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case 'n':
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val = estrtol(EARGF(eusage()), 10);
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val = estrtol(EARGF(usage()), 10);
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break;
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default:
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eusage();
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usage();
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break;
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} ARGEND;
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if(argc == 0)
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eusage();
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usage();
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errno = 0;
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nice((int)MAX(INT_MIN, MIN(val, INT_MAX)));
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@ -38,7 +38,7 @@ main(int argc, char **argv)
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}
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static void
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eusage(void)
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usage(void)
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{
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eprintf("usage: nice [-n inc] command [options ...]\n");
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}
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12
printenv.c
12
printenv.c
@ -1,14 +1,26 @@
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/* See LICENSE file for copyright and license details. */
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#include <stdio.h>
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#include <stdlib.h>
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#include "util.h"
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extern char **environ;
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static void
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usage(void)
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{
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eprintf("usage: %s [variable...]\n", argv0);
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}
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int
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main(int argc, char **argv)
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{
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char *var;
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ARGBEGIN {
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default:
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usage();
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} ARGEND;
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if(argc == 1) {
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while(*environ)
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printf("%s\n", *environ++);
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10
renice.c
10
renice.c
@ -11,7 +11,7 @@
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static int strtop(const char *);
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static bool renice(int, int, long);
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static void eusage(void);
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static void usage(void);
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int
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main(int argc, char **argv)
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@ -22,7 +22,7 @@ main(int argc, char **argv)
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ARGBEGIN {
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case 'n':
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adj = EARGF(eusage());
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adj = EARGF(usage());
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break;
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case 'g':
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which = PRIO_PGRP;
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@ -34,12 +34,12 @@ main(int argc, char **argv)
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which = PRIO_USER;
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break;
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default:
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eusage();
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usage();
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break;
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} ARGEND;
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if(argc == 0 || !adj)
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eusage();
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usage();
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val = estrtol(adj, 10);
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for(i = 0; i < argc; i++) {
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@ -112,7 +112,7 @@ renice(int which, int who, long adj)
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}
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static void
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eusage(void)
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usage(void)
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{
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eprintf("renice -n inc [-g | -p | -u] ID ...\n");
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}
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8
wc.c
8
wc.c
@ -14,6 +14,12 @@ static bool wflag = false;
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static char cmode = 0;
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static long tc = 0, tl = 0, tw = 0;
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static void
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usage(void)
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{
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eprintf("usage: %s [-clmw] [files...]\n", argv0);
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}
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int
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main(int argc, char *argv[])
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{
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@ -34,7 +40,7 @@ main(int argc, char *argv[])
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wflag = true;
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break;
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default:
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eprintf("usage: %s [-clmw] [files...]\n", argv0);
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usage();
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} ARGEND;
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if (argc == 0) {
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