void usage(char *prog)
{
- printf("usage: %s filenamefmt count\n", prog);
- printf(" %s filenamefmt start count\n", prog);
+ printf("usage: %s [option] filenamefmt count\n", prog);
+ printf(" %s [option] filenamefmt start count\n", prog);
+ printf("Options are:\n");
+ printf(" -d : remove directory\n");
+ printf("Examples:\n");
+ printf("unlinkmany $DIR/dir 100 # Remove file dir0..dir99\n");
+ printf("unlinkmany -d $DIR/dir 100 # Remove directory dir0..dir99\n");
}
-int main(int argc, char ** argv)
+int main(int argc, char **argv)
{
- int i, rc = 0, do_rmdir = 0;
- char format[4096], *fmt;
- char filename[4096];
- long start, last;
+ int i, rc = 0, do_rmdir = 0;
+ char format[4096], *fmt;
+ char filename[4096];
+ long start, last;
long begin = 0, count;
- if (argc < 3 || argc > 5) {
+ if (argc < 3 || argc > 5) {
usage(argv[0]);
- return 1;
- }
+ return 1;
+ }
if (strcmp(argv[1], "-d") == 0) {
do_rmdir = 1;
argc--;
}
- if (strlen(argv[1]) > 4080) {
- printf("name too long\n");
- return 1;
- }
+ if (strlen(argv[1]) > 4080) {
+ printf("name too long\n");
+ return 1;
+ }
- start = last = time(0);
+ start = time(0);
+ last = start;
if (argc == 3) {
count = strtol(argv[2], NULL, 0);
if (count < 1) {
- printf("count must be at least one\n");
- return 1;
- }
+ printf("count must be at least one\n");
+ return 1;
+ }
} else {
begin = strtol(argv[2], NULL, 0);
count = strtol(argv[3], NULL, 0);
if (strchr(argv[1], '%')) {
fmt = argv[1];
- } else {
+ } else {
sprintf(format, "%s%%d", argv[1]);
fmt = format;
}
- for (i = 0; i < count; i++, begin++) {
- sprintf(filename, fmt, begin);
+
+ for (i = 0; i < count; i++, begin++) {
+ sprintf(filename, fmt, begin);
if (do_rmdir)
rc = rmdir(filename);
else
rc = unlink(filename);
- if (rc) {
- printf("%s(%s) error: %s\n",
+ if (rc) {
+ printf("%s(%s) error: %s\n",
do_rmdir ? "rmdir" : "unlink",
- filename, strerror(errno));
- rc = errno;
- break;
- }
- if ((i % 10000) == 0) {
- printf(" - unlinked %d (time %ld ; total %ld ; last "
- "%ld)\n", i, time(0), time(0) - start,
- time(0) - last);
- last = time(0);
- }
- }
- printf("total: %d unlinks in %ld seconds: %f unlinks/second\n", i,
- time(0) - start, ((float)i / (time(0) - start)));
+ filename, strerror(errno));
+ rc = errno;
+ break;
+ }
+ if ((i % 10000) == 0) {
+ printf(" - unlinked %d (time %ld ; total %ld ; last %ld)\n",
+ i, time(0), time(0) - start, time(0) - last);
+ last = time(0);
+ }
+ }
+ printf("total: %d unlinks in %ld seconds: %f unlinks/second\n", i,
+ time(0) - start, ((float)i / (time(0) - start)));
- return rc;
+ return rc;
}