mirror of
https://github.com/GnoConsortium/gno.git
synced 2024-12-22 14:30:29 +00:00
137 lines
2.3 KiB
C
137 lines
2.3 KiB
C
/*
|
|
* rmdir - remove directory
|
|
*
|
|
* ChangeLog:
|
|
* v1.1 - incorporated into GNO base distribution
|
|
* - added -p flag for POSIX conformance
|
|
* - moved rmdir(2) implementation to libc
|
|
* v1.0 - initial revision
|
|
*
|
|
* Version 1.1 by Devin Reade <gdr@myrias.ab.ca>
|
|
*/
|
|
|
|
#include <types.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
#include <err.h>
|
|
#include <gno/gno.h>
|
|
|
|
#include "contrib.h"
|
|
|
|
#ifdef __STACK_CHECK__
|
|
static void
|
|
printStack (void) {
|
|
fprintf(stderr, "stack usage: %d bytes\n", _endStackCheck());
|
|
}
|
|
#endif
|
|
|
|
static void
|
|
usage (void) {
|
|
fprintf(stderr, "usage: rmdir [-p] directory ...\n");
|
|
exit(1);
|
|
}
|
|
|
|
const char *nodup = "couldn't duplicate %s";
|
|
|
|
int
|
|
main(int argc, char **argv) {
|
|
int c, result, pflag;
|
|
char delim, *path, *root, *p, *q;
|
|
|
|
#ifdef __STACK_CHECK__
|
|
_beginStackCheck();
|
|
atexit(printStack);
|
|
#endif
|
|
|
|
pflag = 0;
|
|
while ((c = getopt (argc, argv, "p")) != EOF) {
|
|
switch (c) {
|
|
case 'p':
|
|
pflag = 1;
|
|
break;
|
|
default:
|
|
usage();
|
|
}
|
|
}
|
|
|
|
if ((argc - optind) == 0) {
|
|
usage();
|
|
}
|
|
result = 0;
|
|
|
|
/* loop over all filenames */
|
|
for (; optind<argc; optind++) {
|
|
|
|
path = argv[optind];
|
|
|
|
if (pflag == 0) {
|
|
/*
|
|
* Just do the last directory component, and
|
|
* skip the mess below
|
|
*/
|
|
if (rmdir(path)!=0) {
|
|
warn("%s skipped", path);
|
|
result++;
|
|
}
|
|
|
|
} else {
|
|
|
|
/* get the full pathname */
|
|
if ((path = LC_ExpandPath (path)) == NULL) {
|
|
warn("couldn't expand %s", argv[optind]);
|
|
continue;
|
|
}
|
|
if ((q = strdup(path)) == NULL) {
|
|
err(1, nodup, path);
|
|
}
|
|
path = q;
|
|
|
|
/* what is the volume component? */
|
|
q = (*path == ':') ? path+1 : path;
|
|
q = strchr(q, ':');
|
|
if (q != NULL) {
|
|
*q = '\0';
|
|
}
|
|
|
|
if (*path == ':') {
|
|
if ((root = strdup(path)) == NULL) {
|
|
err(1, nodup, path);
|
|
}
|
|
} else {
|
|
root = NULL;
|
|
}
|
|
if (q != NULL) {
|
|
*q = ':';
|
|
}
|
|
|
|
for(;;) {
|
|
if (*path == '\0') {
|
|
/* deleted all the directories */
|
|
break;
|
|
}
|
|
if ((root != NULL) && !strcmp(root, path)) {
|
|
/* don't try to delete the volume */
|
|
break;
|
|
}
|
|
if (rmdir(path)!=0) {
|
|
warn("%s skipped", path);
|
|
result++;
|
|
break;
|
|
}
|
|
p = path + strlen(path) - 1;
|
|
while (p >= path) {
|
|
if (*p == ':') {
|
|
*p = '\0';
|
|
break;
|
|
} else {
|
|
*p-- = '\0';
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return result;
|
|
}
|