diff options
Diffstat (limited to 'chgrp.c')
| -rw-r--r-- | chgrp.c | 18 |
1 files changed, 14 insertions, 4 deletions
@@ -25,6 +25,7 @@ #define _XOPEN_SOURCE 700 #include <errno.h> #include <ftw.h> +#include <limits.h> #include <stdio.h> #include <stdlib.h> #include <string.h> @@ -32,6 +33,11 @@ #include <sys/stat.h> #include <unistd.h> +#ifndef OPEN_MAX +#define OPEN_MAX _POSIX_OPEN_MAX +#endif + +static int changelink = 0; static int newgid = 0; static int retval = 0; static enum { UNSET, COMMANDLINE, RECURSIVE, NONE } follow = UNSET; @@ -64,10 +70,9 @@ static gid_t strtogid(const char *s) int main(int argc, char **argv) { - int c = 0; - int changelink = 0; int recursive = 0; + int c; while ((c = getopt(argc, argv, "hHLPR")) != -1) { switch (c) { case 'h': @@ -101,14 +106,19 @@ int main(int argc, char **argv) } if (optind >= argc - 1) { - fprintf(stderr, "chgrp: Group and at least one file are required\n"); + fprintf(stderr, "chgrp: missing operand\n"); return 1; } newgid = strtogid(argv[optind++]); + /* TODO: handle -hHLP */ while (optind < argc) { - chgrp(argv[optind++], NULL, 0, NULL); + if (recursive) { + nftw(argv[optind++], chgrp, OPEN_MAX, 0); + } else { + chgrp(argv[optind++], NULL, 0, NULL); + } } return retval; |