mirror of
https://github.com/sheumann/hush.git
synced 2024-12-22 14:30:31 +00:00
132 lines
3.4 KiB
C
132 lines
3.4 KiB
C
/* vi: set sw=4 ts=4: */
|
|
/*
|
|
* Copyright (C) 2003 by Glenn McGrath <bug1@iinet.net.au>
|
|
*
|
|
* Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
|
|
*
|
|
* TODO: -d option, need a way of recursively making directories and changing
|
|
* owner/group, will probably modify bb_make_directory(...)
|
|
*/
|
|
|
|
#include "busybox.h"
|
|
#include "libcoreutils/coreutils.h"
|
|
#include <libgen.h>
|
|
#include <getopt.h> /* struct option */
|
|
|
|
#define INSTALL_OPT_CMD 1
|
|
#define INSTALL_OPT_DIRECTORY 2
|
|
#define INSTALL_OPT_PRESERVE_TIME 4
|
|
#define INSTALL_OPT_STRIP 8
|
|
#define INSTALL_OPT_GROUP 16
|
|
#define INSTALL_OPT_MODE 32
|
|
#define INSTALL_OPT_OWNER 64
|
|
|
|
#if ENABLE_FEATURE_INSTALL_LONG_OPTIONS
|
|
static const struct option install_long_options[] = {
|
|
{ "directory", 0, NULL, 'd' },
|
|
{ "preserve-timestamps", 0, NULL, 'p' },
|
|
{ "strip", 0, NULL, 's' },
|
|
{ "group", 0, NULL, 'g' },
|
|
{ "mode", 0, NULL, 'm' },
|
|
{ "owner", 0, NULL, 'o' },
|
|
{ 0, 0, 0, 0 }
|
|
};
|
|
#endif
|
|
|
|
int install_main(int argc, char **argv)
|
|
{
|
|
mode_t mode;
|
|
uid_t uid;
|
|
gid_t gid;
|
|
char *gid_str = "-1";
|
|
char *uid_str = "-1";
|
|
char *mode_str = "0755";
|
|
int copy_flags = FILEUTILS_DEREFERENCE | FILEUTILS_FORCE;
|
|
int ret = EXIT_SUCCESS, flags, i, isdir;
|
|
|
|
#if ENABLE_FEATURE_INSTALL_LONG_OPTIONS
|
|
applet_long_options = install_long_options;
|
|
#endif
|
|
opt_complementary = "?:s--d:d--s";
|
|
/* -c exists for backwards compatibility, its needed */
|
|
flags = getopt32(argc, argv, "cdpsg:m:o:", &gid_str, &mode_str, &uid_str); /* 'a' must be 2nd */
|
|
|
|
/* preserve access and modification time, this is GNU behaviour, BSD only preserves modification time */
|
|
if (flags & INSTALL_OPT_PRESERVE_TIME) {
|
|
copy_flags |= FILEUTILS_PRESERVE_STATUS;
|
|
}
|
|
bb_parse_mode(mode_str, &mode);
|
|
gid = get_ug_id(gid_str, bb_xgetgrnam);
|
|
uid = get_ug_id(uid_str, bb_xgetpwnam);
|
|
umask(0);
|
|
|
|
/* Create directories
|
|
* don't use bb_make_directory() as it can't change uid or gid
|
|
* perhaps bb_make_directory() should be improved.
|
|
*/
|
|
if (flags & INSTALL_OPT_DIRECTORY) {
|
|
for (argv += optind; *argv; argv++) {
|
|
char *old_argv_ptr = *argv + 1;
|
|
char *argv_ptr;
|
|
do {
|
|
argv_ptr = strchr(old_argv_ptr, '/');
|
|
old_argv_ptr = argv_ptr;
|
|
if (argv_ptr) {
|
|
*argv_ptr = '\0';
|
|
old_argv_ptr++;
|
|
}
|
|
if (mkdir(*argv, mode) == -1) {
|
|
if (errno != EEXIST) {
|
|
bb_perror_msg("cannot create %s", *argv);
|
|
ret = EXIT_FAILURE;
|
|
break;
|
|
}
|
|
}
|
|
else if (lchown(*argv, uid, gid) == -1) {
|
|
bb_perror_msg("cannot change ownership of %s", *argv);
|
|
ret = EXIT_FAILURE;
|
|
break;
|
|
}
|
|
if (argv_ptr) {
|
|
*argv_ptr = '/';
|
|
}
|
|
} while (old_argv_ptr);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
{
|
|
struct stat statbuf;
|
|
isdir = lstat(argv[argc - 1], &statbuf)<0
|
|
? 0 : S_ISDIR(statbuf.st_mode);
|
|
}
|
|
for (i = optind; i < argc - 1; i++) {
|
|
char *dest;
|
|
|
|
dest = argv[argc - 1];
|
|
if (isdir) dest = concat_path_file(argv[argc - 1], basename(argv[i]));
|
|
ret |= copy_file(argv[i], dest, copy_flags);
|
|
|
|
/* Set the file mode */
|
|
if (chmod(dest, mode) == -1) {
|
|
bb_perror_msg("cannot change permissions of %s", dest);
|
|
ret = EXIT_FAILURE;
|
|
}
|
|
|
|
/* Set the user and group id */
|
|
if (lchown(dest, uid, gid) == -1) {
|
|
bb_perror_msg("cannot change ownership of %s", dest);
|
|
ret = EXIT_FAILURE;
|
|
}
|
|
if (flags & INSTALL_OPT_STRIP) {
|
|
if (execlp("strip", "strip", dest, NULL) == -1) {
|
|
bb_error_msg("strip failed");
|
|
ret = EXIT_FAILURE;
|
|
}
|
|
}
|
|
if(ENABLE_FEATURE_CLEAN_UP && isdir) free(dest);
|
|
}
|
|
|
|
return ret;
|
|
}
|