diff options
Diffstat (limited to 'usr.bin/chflags')
| -rw-r--r-- | usr.bin/chflags/Makefile | 7 | ||||
| -rw-r--r-- | usr.bin/chflags/chflags.1 | 123 | ||||
| -rw-r--r-- | usr.bin/chflags/chflags.c | 180 |
3 files changed, 310 insertions, 0 deletions
diff --git a/usr.bin/chflags/Makefile b/usr.bin/chflags/Makefile new file mode 100644 index 0000000..a432e5f --- /dev/null +++ b/usr.bin/chflags/Makefile @@ -0,0 +1,7 @@ +# @(#)Makefile 8.1 (Berkeley) 6/6/93 + +PROG= chflags +SRCS= chflags.c stat_flags.c +.PATH: ${.CURDIR}/../../bin/ls + +.include <bsd.prog.mk> diff --git a/usr.bin/chflags/chflags.1 b/usr.bin/chflags/chflags.1 new file mode 100644 index 0000000..79c1a72 --- /dev/null +++ b/usr.bin/chflags/chflags.1 @@ -0,0 +1,123 @@ +.\" Copyright (c) 1989, 1990, 1993, 1994 +.\" The Regents of the University of California. All rights reserved. +.\" +.\" This code is derived from software contributed to Berkeley by +.\" the Institute of Electrical and Electronics Engineers, Inc. +.\" +.\" Redistribution and use in source and binary forms, with or without +.\" modification, are permitted provided that the following conditions +.\" are met: +.\" 1. Redistributions of source code must retain the above copyright +.\" notice, this list of conditions and the following disclaimer. +.\" 2. Redistributions in binary form must reproduce the above copyright +.\" notice, this list of conditions and the following disclaimer in the +.\" documentation and/or other materials provided with the distribution. +.\" 3. All advertising materials mentioning features or use of this software +.\" must display the following acknowledgement: +.\" This product includes software developed by the University of +.\" California, Berkeley and its contributors. +.\" 4. Neither the name of the University nor the names of its contributors +.\" may be used to endorse or promote products derived from this software +.\" without specific prior written permission. +.\" +.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND +.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE +.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +.\" SUCH DAMAGE. +.\" +.\" @(#)chflags.1 8.2 (Berkeley) 3/31/94 +.\" +.Dd March 31, 1994 +.Dt CHFLAGS 1 +.Os +.Sh NAME +.Nm chflags +.Nd change file flags +.Sh SYNOPSIS +.Nm chflags +.Oo +.Fl R +.Op Fl H | Fl L | Fl P +.Oc +.Ar flags +.Ar file ... +.Sh DESCRIPTION +The +.Nm chflags +utility modifies the file flags of the listed files +as specified by the +.Ar flags +operand. +.Pp +The options are as follows: +.Bl -tag -width Ds +.It Fl H +If the +.Fl R +option is specified, symbolic links on the command line are followed. +(Symbolic links encountered in the tree traversal are not followed.) +.It Fl L +If the +.Fl R +option is specified, all symbolic links are followed. +.It Fl P +If the +.Fl R +option is specified, no symbolic links are followed. +.It Fl R +Change the file flags for the file hierarchies rooted +in the files instead of just the files themselves. +.El +.Pp +Flags are a comma separated list of keywords. +The following keywords are currently defined: +.Bd -literal -offset indent compact +.\"arch nothing yet. +dump set the dump flag +sappnd set the system append-only flag (super-user only) +schg set the system immutable flag (super-user only) +uappnd set the user append-only flag (owner or super-user only) +uchg set the user immutable flag (owner or super-user only) +.Ed +.Pp +Putting the letters +.Dq no +before an option causes the flag to be turned off. +For example: +.Bd -literal -offset indent compact +nodump the file should never be dumped +.Ed +.Pp +Symbolic links do not have flags, so unless the +.Fl H +or +.Fl L +option is set, +.Nm chflags +on a symbolic link always succeeds and has no effect. +The +.Fl H , +.Fl L +and +.Fl P +options are ignored unless the +.Fl R +option is specified. +In addition, these options override each other and the +command's actions are determined by the last one specified. +.Pp +The +.Nm chflags +utility exits 0 on success, and >0 if an error occurs. +.Sh SEE ALSO +.Xr chflags 2 , +.Xr stat 2 , +.Xr fts 3 , +.Xr symlink 7 diff --git a/usr.bin/chflags/chflags.c b/usr.bin/chflags/chflags.c new file mode 100644 index 0000000..8abeee1 --- /dev/null +++ b/usr.bin/chflags/chflags.c @@ -0,0 +1,180 @@ +/* + * Copyright (c) 1992, 1993, 1994 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef lint +static char copyright[] = +"@(#) Copyright (c) 1992, 1993, 1994\n\ + The Regents of the University of California. All rights reserved.\n"; +#endif /* not lint */ + +#ifndef lint +static char sccsid[] = "@(#)chflags.c 8.5 (Berkeley) 4/1/94"; +#endif /* not lint */ + +#include <sys/types.h> +#include <sys/stat.h> + +#include <err.h> +#include <errno.h> +#include <fts.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +u_long string_to_flags __P((char **, u_long *, u_long *)); +void usage __P((void)); + +int +main(argc, argv) + int argc; + char *argv[]; +{ + FTS *ftsp; + FTSENT *p; + u_long clear, set; + long val; + int Hflag, Lflag, Pflag, Rflag, ch, fts_options, oct, rval; + char *flags, *ep; + + Hflag = Lflag = Pflag = Rflag = 0; + while ((ch = getopt(argc, argv, "HLPR")) != EOF) + switch (ch) { + case 'H': + Hflag = 1; + Lflag = Pflag = 0; + break; + case 'L': + Lflag = 1; + Hflag = Pflag = 0; + break; + case 'P': + Pflag = 1; + Hflag = Lflag = 0; + break; + case 'R': + Rflag = 1; + break; + case '?': + default: + usage(); + } + argv += optind; + argc -= optind; + + if (argc < 2) + usage(); + + fts_options = FTS_PHYSICAL; + if (Rflag) { + if (Hflag) + fts_options |= FTS_COMFOLLOW; + if (Lflag) { + fts_options &= ~FTS_PHYSICAL; + fts_options |= FTS_LOGICAL; + } + } + + flags = *argv; + if (*flags >= '0' && *flags <= '7') { + errno = 0; + val = strtol(flags, &ep, 8); + if (val < 0) + errno = ERANGE; + if (errno) + err(1, "invalid flags: %s", flags); + if (*ep) + errx(1, "invalid flags: %s", flags); + set = val; + oct = 1; + } else { + if (string_to_flags(&flags, &set, &clear)) + errx(1, "invalid flag: %s", flags); + clear = ~clear; + oct = 0; + } + + if ((ftsp = fts_open(++argv, fts_options , 0)) == NULL) + err(1, NULL); + + for (rval = 0; (p = fts_read(ftsp)) != NULL;) { + switch (p->fts_info) { + case FTS_D: + if (Rflag) /* Change it at FTS_DP. */ + continue; + fts_set(ftsp, p, FTS_SKIP); + break; + case FTS_DNR: /* Warn, chflag, continue. */ + warnx("%s: %s", p->fts_path, strerror(p->fts_errno)); + rval = 1; + break; + case FTS_ERR: /* Warn, continue. */ + case FTS_NS: + warnx("%s: %s", p->fts_path, strerror(p->fts_errno)); + rval = 1; + continue; + case FTS_SL: /* Ignore. */ + case FTS_SLNONE: + /* + * The only symlinks that end up here are ones that + * don't point to anything and ones that we found + * doing a physical walk. + */ + continue; + default: + break; + } + if (oct) { + if (!chflags(p->fts_accpath, set)) + continue; + } else { + p->fts_statp->st_flags |= set; + p->fts_statp->st_flags &= clear; + if (!chflags(p->fts_accpath, p->fts_statp->st_flags)) + continue; + } + warn("%s", p->fts_path); + rval = 1; + } + if (errno) + err(1, "fts_read"); + exit(rval); +} + +void +usage() +{ + (void)fprintf(stderr, + "usage: chflags [-R [-H | -L | -P]] flags file ...\n"); + exit(1); +} |
