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Moving back to the stone age.

This commit is contained in:
Christoph Lohmann 2012-04-23 16:32:41 +02:00
parent 120d817920
commit 3817f78f87
2 changed files with 9 additions and 46 deletions
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15
basename.1
View File

@ -3,10 +3,6 @@
basename \- strip leading path component basename \- strip leading path component
.SH SYNOPSIS .SH SYNOPSIS
.B basename .B basename
.RB [ \-a ]
.RB [ \-z ]
.RB [ \-s
.IR suffix ]
.I string .I string
.RI [ suffix ] .RI [ suffix ]
.SH DESCRIPTION .SH DESCRIPTION
@ -16,17 +12,6 @@ prints the
with any leading path components, and the with any leading path components, and the
.IR suffix , .IR suffix ,
removed. removed.
.SH OPTIONS
.TP
.BI \-a
multiple arguments will each be treated as strings
.TP
.BI \-s " suffix"
specifies the suffix that should be removed
.TP
.BI \-z
output will be separated with NUL
.TP
.SH SEE ALSO .SH SEE ALSO
.IR dirname (1), .IR dirname (1),
.IR basename (3) .IR basename (3)

40
basename.c
View File

@ -14,28 +14,16 @@ char *argv0;
void void
usage(void) usage(void)
{ {
eprintf("usage: %s [-ahz] [-s suffix] name [suffix]\n", eprintf("usage: %s name [suffix]\n", basename(argv0));
basename(argv0));
} }
int int
main(int argc, char *argv[]) main(int argc, char *argv[])
{ {
char *s, *suffix = NULL; char *s;
size_t n, sn; size_t n;
bool aflag = false, zflag = false;
ARGBEGIN { ARGBEGIN {
case 'a':
aflag = true;
break;
case 's':
suffix = EARGF(usage());
break;
case 'z':
zflag = true;
break;
case 'h':
default: default:
usage(); usage();
} ARGEND; } ARGEND;
@ -43,23 +31,13 @@ main(int argc, char *argv[])
if (argc < 1) if (argc < 1)
usage(); usage();
if (!aflag && argc == 2) s = basename(argv[0]);
suffix = argv[1]; if (suffix) {
if (suffix) n = strlen(s) - strlen(suffix);
sn = strlen(suffix); if (!strcmp(&s[n], suffix))
s[n] = '\0';
for (; argc > 0; argc--, argv++) {
s = basename(argv[0]);
if (suffix) {
n = strlen(s) - sn;
if (!strcmp(&s[n], suffix))
s[n] = '\0';
}
printf("%s%c", s, (zflag)? '\0' : '\n');
if (!aflag)
break;
} }
puts(s);
return EXIT_SUCCESS; return EXIT_SUCCESS;
} }