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style(9) tweak

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Approved by:	dd
This commit is contained in:
David E. O'Brien 2001-08-14 14:14:20 +00:00
parent 2fa4b9b3d6
commit 94ddc5afe9
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=81628
1 changed files with 24 additions and 24 deletions
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48
sbin/mdmfs/mdmfs.c
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@ -86,7 +86,7 @@ static int run(int *, const char *, ...) __printflike(2, 3);
static void usage(void);
int
main(int ac, char **av)
main(int argc, char **argv)
{
struct mtpt_info mi; /* Mountpoint info. */
char *mdconfig_arg, *newfs_arg, /* Args to helper programs. */
@ -115,7 +115,7 @@ main(int ac, char **av)
newfs_arg = strdup("");
mount_arg = strdup("");
while ((ch = getopt(ac, av,
while ((ch = getopt(argc, argv,
"a:b:c:Dd:e:F:f:hi:LMm:Nn:O:o:p:Ss:t:w:X")) != -1)
switch (ch) {
case 'a':
@ -198,13 +198,13 @@ main(int ac, char **av)
default:
usage();
}
ac -= optind;
av += optind;
if (ac < 2)
argc -= optind;
argv += optind;
if (argc < 2)
usage();
/* Derive 'unit' (global). */
unitstr = av[0];
unitstr = argv[0];
if (strncmp(unitstr, "/dev/", 5) == 0)
unitstr += 5;
if (strncmp(unitstr, mdname, mdnamelen) == 0)
@ -218,7 +218,7 @@ main(int ac, char **av)
errx(1, "bad device unit: %s", unitstr);
}
mtpoint = av[1];
mtpoint = argv[1];
if (!have_mdtype)
mdtype = MD_SWAP;
if (softdep)
@ -540,8 +540,8 @@ extract_ugid(const char *str, struct mtpt_info *mip)
static int
run(int *ofd, const char *cmdline, ...)
{
char **av, **avp; /* Result of splitting 'cmd'. */
int ac;
char **argv, **argvp; /* Result of splitting 'cmd'. */
int argc;
char *cmd; /* Expansion of 'cmdline'. */
int pid, status; /* Child info. */
int pfd[2]; /* Pipe to the child. */
@ -558,18 +558,18 @@ run(int *ofd, const char *cmdline, ...)
err(1, "vasprintf");
va_end(ap);
/* Split up 'cmd' into 'av' for use with execve. */
for (ac = 1, p = cmd; (p = strchr(p, ' ')) != NULL; p++)
ac++; /* 'ac' generation loop. */
av = (char **)malloc(sizeof(*av) * (ac + 1));
assert(av != NULL);
for (p = cmd, avp = av; (*avp = strsep(&p, " ")) != NULL;)
if (**av != '\0')
if (++avp >= &av[ac]) {
*avp = NULL;
/* Split up 'cmd' into 'argv' for use with execve. */
for (argc = 1, p = cmd; (p = strchr(p, ' ')) != NULL; p++)
argc++; /* 'argc' generation loop. */
argv = (char **)malloc(sizeof(*argv) * (argc + 1));
assert(argv != NULL);
for (p = cmd, argvp = argv; (*argvp = strsep(&p, " ")) != NULL;)
if (**argv != '\0')
if (++argvp >= &argv[argc]) {
*argvp = NULL;
break;
}
assert(*av);
assert(*argv);
/* Make sure the above loop works as expected. */
if (debug) {
@ -583,8 +583,8 @@ run(int *ofd, const char *cmdline, ...)
*/
(void)fprintf(stderr, "DEBUG: running:");
/* Should be equivilent to 'cmd' (before strsep, of course). */
for (i = 0; av[i] != NULL; i++)
(void)fprintf(stderr, " %s", av[i]);
for (i = 0; argv[i] != NULL; i++)
(void)fprintf(stderr, " %s", argv[i]);
(void)fprintf(stderr, "\n");
}
@ -617,15 +617,15 @@ run(int *ofd, const char *cmdline, ...)
err(1, "dup2");
}
(void)execv(av[0], av);
warn("exec: %s", av[0]);
(void)execv(argv[0], argv);
warn("exec: %s", argv[0]);
_exit(-1);
case -1:
err(1, "fork");
}
free(cmd);
free(av);
free(argv);
while (waitpid(pid, &status, 0) != pid)
;
return (WEXITSTATUS(status));