diff options
Diffstat (limited to 'usr.bin/xinstall/xinstall.c')
| -rw-r--r-- | usr.bin/xinstall/xinstall.c | 358 |
1 files changed, 0 insertions, 358 deletions
diff --git a/usr.bin/xinstall/xinstall.c b/usr.bin/xinstall/xinstall.c deleted file mode 100644 index 4c41fa8..0000000 --- a/usr.bin/xinstall/xinstall.c +++ /dev/null @@ -1,358 +0,0 @@ -/* - * Copyright (c) 1987, 1993 - * 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) 1987, 1993\n\ - The Regents of the University of California. All rights reserved.\n"; -#endif /* not lint */ - -#ifndef lint -static char sccsid[] = "@(#)xinstall.c 8.1 (Berkeley) 7/21/93"; -#endif /* not lint */ - -#include <sys/param.h> -#include <sys/wait.h> -#include <sys/mman.h> -#include <sys/stat.h> - -#include <ctype.h> -#include <errno.h> -#include <fcntl.h> -#include <grp.h> -#include <paths.h> -#include <pwd.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> - -#include "pathnames.h" - -struct passwd *pp; -struct group *gp; -int docopy, dostrip; -int mode = S_IRWXU|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH; -char *group, *owner, pathbuf[MAXPATHLEN]; - -#define DIRECTORY 0x01 /* Tell install it's a directory. */ -#define SETFLAGS 0x02 /* Tell install to set flags. */ - -void copy __P((int, char *, int, char *, off_t)); -void err __P((const char *, ...)); -void install __P((char *, char *, u_long, u_int)); -u_long string_to_flags __P((char **, u_long *, u_long *)); -void strip __P((char *)); -void usage __P((void)); - -int -main(argc, argv) - int argc; - char *argv[]; -{ - struct stat from_sb, to_sb; - mode_t *set; - u_long fset; - u_int iflags; - int ch, no_target; - char *flags, *to_name; - - iflags = 0; - while ((ch = getopt(argc, argv, "cf:g:m:o:s")) != EOF) - switch((char)ch) { - case 'c': - docopy = 1; - break; - case 'f': - flags = optarg; - if (string_to_flags(&flags, &fset, NULL)) - err("%s: invalid flag", flags); - iflags |= SETFLAGS; - break; - case 'g': - group = optarg; - break; - case 'm': - if (!(set = setmode(optarg))) - err("%s: invalid file mode", optarg); - mode = getmode(set, 0); - break; - case 'o': - owner = optarg; - break; - case 's': - dostrip = 1; - break; - case '?': - default: - usage(); - } - argc -= optind; - argv += optind; - if (argc < 2) - usage(); - - /* get group and owner id's */ - if (group && !(gp = getgrnam(group))) - err("unknown group %s", group); - if (owner && !(pp = getpwnam(owner))) - err("unknown user %s", owner); - - no_target = stat(to_name = argv[argc - 1], &to_sb); - if (!no_target && (to_sb.st_mode & S_IFMT) == S_IFDIR) { - for (; *argv != to_name; ++argv) - install(*argv, to_name, fset, iflags | DIRECTORY); - exit(0); - } - - /* can't do file1 file2 directory/file */ - if (argc != 2) - usage(); - - if (!no_target) { - if (stat(*argv, &from_sb)) - err("%s: %s", *argv, strerror(errno)); - if (!S_ISREG(to_sb.st_mode)) - err("%s: %s", to_name, strerror(EFTYPE)); - if (to_sb.st_dev == from_sb.st_dev && - to_sb.st_ino == from_sb.st_ino) - err("%s and %s are the same file", *argv, to_name); - /* - * Unlink now... avoid ETXTBSY errors later. Try and turn - * off the append/immutable bits -- if we fail, go ahead, - * it might work. - */ -#define NOCHANGEBITS (UF_IMMUTABLE | UF_APPEND | SF_IMMUTABLE | SF_APPEND) - if (to_sb.st_flags & NOCHANGEBITS) - (void)chflags(to_name, - to_sb.st_flags & ~(NOCHANGEBITS)); - (void)unlink(to_name); - } - install(*argv, to_name, fset, iflags); - exit(0); -} - -/* - * install -- - * build a path name and install the file - */ -void -install(from_name, to_name, fset, flags) - char *from_name, *to_name; - u_long fset; - u_int flags; -{ - struct stat from_sb, to_sb; - int devnull, from_fd, to_fd, serrno; - char *p; - - /* If try to install NULL file to a directory, fails. */ - if (flags & DIRECTORY || strcmp(from_name, _PATH_DEVNULL)) { - if (stat(from_name, &from_sb)) - err("%s: %s", from_name, strerror(errno)); - if (!S_ISREG(from_sb.st_mode)) - err("%s: %s", from_name, strerror(EFTYPE)); - /* Build the target path. */ - if (flags & DIRECTORY) { - (void)snprintf(pathbuf, sizeof(pathbuf), "%s/%s", - to_name, - (p = rindex(from_name, '/')) ? ++p : from_name); - to_name = pathbuf; - } - devnull = 0; - } else { - from_sb.st_flags = 0; /* XXX */ - devnull = 1; - } - - /* - * Unlink now... avoid ETXTBSY errors later. Try and turn - * off the append/immutable bits -- if we fail, go ahead, - * it might work. - */ - if (stat(to_name, &to_sb) == 0 && - to_sb.st_flags & (NOCHANGEBITS)) - (void)chflags(to_name, to_sb.st_flags & ~(NOCHANGEBITS)); - (void)unlink(to_name); - - /* Create target. */ - if ((to_fd = open(to_name, - O_CREAT | O_WRONLY | O_TRUNC, S_IRUSR | S_IWUSR)) < 0) - err("%s: %s", to_name, strerror(errno)); - if (!devnull) { - if ((from_fd = open(from_name, O_RDONLY, 0)) < 0) { - (void)unlink(to_name); - err("%s: %s", from_name, strerror(errno)); - } - copy(from_fd, from_name, to_fd, to_name, from_sb.st_size); - (void)close(from_fd); - } - if (dostrip) - strip(to_name); - /* - * Set owner, group, mode for target; do the chown first, - * chown may lose the setuid bits. - */ - if ((group || owner) && - fchown(to_fd, owner ? pp->pw_uid : -1, group ? gp->gr_gid : -1)) { - serrno = errno; - (void)unlink(to_name); - err("%s: chown/chgrp: %s", to_name, strerror(serrno)); - } - if (fchmod(to_fd, mode)) { - serrno = errno; - (void)unlink(to_name); - err("%s: chmod: %s", to_name, strerror(serrno)); - } - - /* - * If provided a set of flags, set them, otherwise, preserve the - * flags, except for the dump flag. - */ - if (fchflags(to_fd, - flags & SETFLAGS ? fset : from_sb.st_flags & ~UF_NODUMP)) { - serrno = errno; - (void)unlink(to_name); - err("%s: chflags: %s", to_name, strerror(serrno)); - } - - (void)close(to_fd); - if (!docopy && !devnull && unlink(from_name)) - err("%s: %s", from_name, strerror(errno)); -} - -/* - * copy -- - * copy from one file to another - */ -void -copy(from_fd, from_name, to_fd, to_name, size) - register int from_fd, to_fd; - char *from_name, *to_name; - off_t size; -{ - register int nr, nw; - int serrno; - char *p, buf[MAXBSIZE]; - - /* - * Mmap and write if less than 8M (the limit is so we don't totally - * trash memory on big files. This is really a minor hack, but it - * wins some CPU back. - */ - if (size <= 8 * 1048576) { - if ((p = mmap(NULL, (size_t)size, PROT_READ, - 0, from_fd, (off_t)0)) == (char *)-1) - err("%s: %s", from_name, strerror(errno)); - if (write(to_fd, p, size) != size) - err("%s: %s", to_name, strerror(errno)); - } else { - while ((nr = read(from_fd, buf, sizeof(buf))) > 0) - if ((nw = write(to_fd, buf, nr)) != nr) { - serrno = errno; - (void)unlink(to_name); - err("%s: %s", - to_name, strerror(nw > 0 ? EIO : serrno)); - } - if (nr != 0) { - serrno = errno; - (void)unlink(to_name); - err("%s: %s", from_name, strerror(serrno)); - } - } -} - -/* - * strip -- - * use strip(1) to strip the target file - */ -void -strip(to_name) - char *to_name; -{ - int serrno, status; - - switch (vfork()) { - case -1: - serrno = errno; - (void)unlink(to_name); - err("forks: %s", strerror(errno)); - case 0: - execl(_PATH_STRIP, "strip", to_name, NULL); - err("%s: %s", _PATH_STRIP, strerror(errno)); - default: - if (wait(&status) == -1 || status) - (void)unlink(to_name); - } -} - -/* - * usage -- - * print a usage message and die - */ -void -usage() -{ - (void)fprintf(stderr, -"usage: install [-cs] [-f flags] [-g group] [-m mode] [-o owner] file1 file2;\n\tor file1 ... fileN directory\n"); - exit(1); -} - -#if __STDC__ -#include <stdarg.h> -#else -#include <varargs.h> -#endif - -void -#if __STDC__ -err(const char *fmt, ...) -#else -err(fmt, va_alist) - char *fmt; - va_dcl -#endif -{ - va_list ap; -#if __STDC__ - va_start(ap, fmt); -#else - va_start(ap); -#endif - (void)fprintf(stderr, "install: "); - (void)vfprintf(stderr, fmt, ap); - va_end(ap); - (void)fprintf(stderr, "\n"); - exit(1); - /* NOTREACHED */ -} |
