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authorEric Andersen2002-09-16 09:23:22 +0000
committerEric Andersen2002-09-16 09:23:22 +0000
commit403a73a351d6275b095874cb28c7677d50aa10eb (patch)
tree2edffed2db6459f0843474c5ac4ea44ce6f99c0d /libbb
parent18b76e6f8047edf2e9e3d8fcc962a2e40ed8ffbd (diff)
downloadbusybox-403a73a351d6275b095874cb28c7677d50aa10eb.zip
busybox-403a73a351d6275b095874cb28c7677d50aa10eb.tar.gz
Properly honor FILEUTILS_INTERACTIVE and FILEUTILS_FORCE for
file all file types (not just regular files and dirs). Unlink destination files when needed. -Erik
Diffstat (limited to 'libbb')
-rw-r--r--libbb/copy_file.c66
1 files changed, 65 insertions, 1 deletions
diff --git a/libbb/copy_file.c b/libbb/copy_file.c
index 3d174dd..1a58401 100644
--- a/libbb/copy_file.c
+++ b/libbb/copy_file.c
@@ -203,17 +203,81 @@ int copy_file(const char *source, const char *dest, int flags)
}
} else if (S_ISBLK(source_stat.st_mode) || S_ISCHR(source_stat.st_mode) ||
S_ISSOCK(source_stat.st_mode)) {
+
+ if (dest_exists) {
+ if (flags & FILEUTILS_INTERACTIVE) {
+ fprintf(stderr, "%s: overwrite `%s'? ", applet_name, dest);
+ if (!ask_confirmation())
+ return 0;
+ }
+
+ if (!(flags & FILEUTILS_FORCE)) {
+ perror_msg("unable to remove `%s'", dest);
+ return -1;
+ }
+
+ if (unlink(dest) < 0) {
+ perror_msg("unable to remove `%s'", dest);
+ return -1;
+ }
+
+ dest_exists = 0;
+ }
+
if (mknod(dest, source_stat.st_mode, source_stat.st_rdev) < 0) {
perror_msg("unable to create `%s'", dest);
return -1;
}
} else if (S_ISFIFO(source_stat.st_mode)) {
+
+ if (dest_exists) {
+ if (flags & FILEUTILS_INTERACTIVE) {
+ fprintf(stderr, "%s: overwrite `%s'? ", applet_name, dest);
+ if (!ask_confirmation())
+ return 0;
+ }
+
+ if (!(flags & FILEUTILS_FORCE)) {
+ perror_msg("unable to remove `%s'", dest);
+ return -1;
+ }
+
+ if (unlink(dest) < 0) {
+ perror_msg("unable to remove `%s'", dest);
+ return -1;
+ }
+
+ dest_exists = 0;
+ }
+
if (mkfifo(dest, source_stat.st_mode) < 0) {
perror_msg("cannot create fifo `%s'", dest);
return -1;
}
} else if (S_ISLNK(source_stat.st_mode)) {
- char *lpath = xreadlink(source);
+ char *lpath;
+
+ if (dest_exists) {
+ if (flags & FILEUTILS_INTERACTIVE) {
+ fprintf(stderr, "%s: overwrite `%s'? ", applet_name, dest);
+ if (!ask_confirmation())
+ return 0;
+ }
+
+ if (!(flags & FILEUTILS_FORCE)) {
+ perror_msg("unable to remove `%s'", dest);
+ return -1;
+ }
+
+ if (unlink(dest) < 0) {
+ perror_msg("unable to remove `%s'", dest);
+ return -1;
+ }
+
+ dest_exists = 0;
+ }
+
+ lpath = xreadlink(source);
if (symlink(lpath, dest) < 0) {
perror_msg("cannot create symlink `%s'", dest);
return -1;