mirror of git://git.suckless.org/sbase
83 lines
1.3 KiB
C
83 lines
1.3 KiB
C
/* See LICENSE file for copyright and license details. */
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#include <sys/stat.h>
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#include <errno.h>
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#include <grp.h>
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#include <unistd.h>
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#include "util.h"
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static int gid;
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static int status;
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static int Rflag;
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static struct stat st;
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static char *chownf_name = "chown";
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static int (*chownf)(const char *, uid_t, gid_t) = chown;
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static void
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chgrp(const char *path, int depth)
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{
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if (chownf(path, st.st_uid, gid) < 0) {
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weprintf("%s %s:", chownf_name, path);
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status = 1;
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}
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if (Rflag)
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recurse(path, chgrp, depth);
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}
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static void
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usage(void)
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{
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eprintf("usage: chgrp [-h] [-R [-H | -L | -P]] group file ...\n");
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}
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int
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main(int argc, char *argv[])
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{
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struct group *gr;
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ARGBEGIN {
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case 'h':
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chownf_name = "lchown";
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chownf = lchown;
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break;
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case 'R':
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Rflag = 1;
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break;
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case 'H':
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case 'L':
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case 'P':
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recurse_follow = ARGC();
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break;
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default:
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usage();
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} ARGEND;
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if (argc < 2)
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usage();
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if (recurse_follow == 'P') {
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chownf_name = "lchown";
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chownf = lchown;
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}
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errno = 0;
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gr = getgrnam(argv[0]);
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if (!gr) {
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if (errno)
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eprintf("getgrnam %s:", argv[0]);
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else
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eprintf("getgrnam %s: no such group\n", argv[0]);
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}
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gid = gr->gr_gid;
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while (*++argv) {
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if (stat(*argv, &st) < 0) {
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weprintf("stat %s:", *argv);
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status = 1;
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continue;
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}
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chgrp(*argv, 0);
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}
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return status;
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}
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