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authorGravatar Denis Vlasenko <vda.linux@googlemail.com>2007-08-26 14:21:55 +0000
committerGravatar Denis Vlasenko <vda.linux@googlemail.com>2007-08-26 14:21:55 +0000
commit614aca61e5800ff2253ba6342fd2ae70129cd4c1 (patch)
treea9f15e3b5ee5192217b5665d4385ca6fb75515fc /coreutils/install.c
parent6dd333dfe677858e73651b80d3d190eebddf2709 (diff)
downloadbusybox-614aca61e5800ff2253ba6342fd2ae70129cd4c1.tar.gz
busybox-614aca61e5800ff2253ba6342fd2ae70129cd4c1.tar.bz2
install: shrink a bit, fix two buglets
Diffstat (limited to 'coreutils/install.c')
-rw-r--r--coreutils/install.c67
1 files changed, 38 insertions, 29 deletions
diff --git a/coreutils/install.c b/coreutils/install.c
index d087306d6..8575043e1 100644
--- a/coreutils/install.c
+++ b/coreutils/install.c
@@ -73,11 +73,14 @@ int install_main(int argc, char **argv)
mode_t mode;
uid_t uid;
gid_t gid;
+ char *arg, *last;
const char *gid_str;
const char *uid_str;
const char *mode_str;
int copy_flags = FILEUTILS_DEREFERENCE | FILEUTILS_FORCE;
- int ret = EXIT_SUCCESS, flags, i, isdir;
+ int flags;
+ int ret = EXIT_SUCCESS;
+ int isdir;
#if ENABLE_SELINUX
security_context_t scontext;
#endif
@@ -103,6 +106,8 @@ int install_main(int argc, char **argv)
flags = getopt32(argv, "cdpsg:m:o:" USE_SELINUX("Z:"),
&gid_str, &mode_str, &uid_str USE_SELINUX(, &scontext));
+ argc -= optind;
+ argv += optind;
#if ENABLE_SELINUX
if (flags & OPT_PRESERVE_SECURITY_CONTEXT) {
@@ -135,48 +140,50 @@ int install_main(int argc, char **argv)
* perhaps bb_make_directory() should be improved.
*/
if (flags & 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 | 0111) == -1) {
+ while ((arg = *argv++) != NULL) {
+ char *slash = arg;
+ while (1) {
+ slash = strchr(slash + 1, '/');
+ if (slash)
+ *slash = '\0';
+ if (mkdir(arg, mode | 0111) == -1) {
if (errno != EEXIST) {
- bb_perror_msg("cannot create %s", *argv);
+ bb_perror_msg("cannot create %s", arg);
ret = EXIT_FAILURE;
break;
}
- }
- if ((flags & (OPT_OWNER|OPT_GROUP))
- && lchown(*argv, uid, gid) == -1
+ } /* dir was created, chown? */
+ else if ((flags & (OPT_OWNER|OPT_GROUP))
+ && lchown(arg, uid, gid) == -1
) {
- bb_perror_msg("cannot change ownership of %s", *argv);
+ bb_perror_msg("cannot change ownership of %s", arg);
ret = EXIT_FAILURE;
break;
}
- if (argv_ptr) {
- *argv_ptr = '/';
- }
- } while (old_argv_ptr);
+ if (!slash)
+ break;
+ *slash = '/';
+ }
}
return ret;
}
- /* coreutils install resolves link in this case, don't use lstat */
- isdir = stat(argv[argc - 1], &statbuf) < 0 ? 0 : S_ISDIR(statbuf.st_mode);
+ if (argc < 2)
+ bb_show_usage();
- for (i = optind; i < argc - 1; i++) {
- char *dest;
+ last = argv[argc - 1];
+ /* coreutils install resolves link in this case, don't use lstat */
+ isdir = stat(last, &statbuf) < 0 ? 0 : S_ISDIR(statbuf.st_mode);
- dest = argv[argc - 1];
+ while ((arg = *argv++) != NULL) {
+ char *dest = last;
if (isdir)
- dest = concat_path_file(argv[argc - 1], basename(argv[i]));
- ret |= copy_file(argv[i], dest, copy_flags);
+ dest = concat_path_file(last, basename(arg));
+ if (copy_file(arg, dest, copy_flags)) {
+ /* copy is not made */
+ ret = EXIT_FAILURE;
+ goto next;
+ }
/* Set the file mode */
if ((flags & OPT_MODE) && chmod(dest, mode) == -1) {
@@ -204,7 +211,9 @@ int install_main(int argc, char **argv)
ret = EXIT_FAILURE;
}
}
- if (ENABLE_FEATURE_CLEAN_UP && isdir) free(dest);
+ next:
+ if (ENABLE_FEATURE_CLEAN_UP && isdir)
+ free(dest);
}
return ret;