mirror of
https://github.com/9fans/plan9port.git
synced 2025-01-12 11:10:07 +00:00
912fba95e7
which were completely bogus. (Libthread used to ignore them but not anymore. Maybe we really should ignore them, but that breaks Venti, which needs *really* big stacks.)
104 lines
1.6 KiB
C
104 lines
1.6 KiB
C
#include <u.h>
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#include <libc.h>
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#define rmdir p9rmdir
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char errbuf[ERRMAX];
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int ignerr = 0;
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static void
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err(char *f)
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{
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if(!ignerr){
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errbuf[0] = '\0';
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errstr(errbuf, sizeof errbuf);
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fprint(2, "rm: %s: %s\n", f, errbuf);
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}
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}
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/*
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* f is a non-empty directory. Remove its contents and then it.
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*/
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void
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rmdir(char *f)
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{
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char *name;
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int fd, i, j, n, ndir, nname;
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Dir *dirbuf;
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fd = open(f, OREAD);
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if(fd < 0){
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err(f);
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return;
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}
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n = dirreadall(fd, &dirbuf);
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close(fd);
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if(n < 0){
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err("dirreadall");
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return;
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}
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nname = strlen(f)+1+STATMAX+1; /* plenty! */
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name = malloc(nname);
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if(name == 0){
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err("memory allocation");
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return;
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}
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ndir = 0;
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for(i=0; i<n; i++){
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snprint(name, nname, "%s/%s", f, dirbuf[i].name);
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if(remove(name) != -1)
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dirbuf[i].qid.type = QTFILE; /* so we won't recurse */
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else{
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if(dirbuf[i].qid.type & QTDIR)
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ndir++;
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else
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err(name);
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}
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}
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if(ndir)
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for(j=0; j<n; j++)
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if(dirbuf[j].qid.type & QTDIR){
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snprint(name, nname, "%s/%s", f, dirbuf[j].name);
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rmdir(name);
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}
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if(remove(f) == -1)
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err(f);
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free(name);
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free(dirbuf);
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}
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void
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main(int argc, char *argv[])
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{
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int i;
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int recurse;
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char *f;
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Dir *db;
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ignerr = 0;
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recurse = 0;
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ARGBEGIN{
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case 'r':
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recurse = 1;
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break;
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case 'f':
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ignerr = 1;
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break;
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default:
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fprint(2, "usage: rm [-fr] file ...\n");
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exits("usage");
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}ARGEND
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for(i=0; i<argc; i++){
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f = argv[i];
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if(remove(f) != -1)
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continue;
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db = nil;
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if(recurse && (db=dirstat(f))!=nil && (db->qid.type&QTDIR))
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rmdir(f);
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else
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err(f);
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free(db);
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}
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exits(errbuf);
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}
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