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| author | Denys Vlasenko | 2021-08-02 19:58:13 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2021-08-02 19:58:13 +0200 |
| commit | 3d40dfabe1049ecfbe05570b2287cfc5dbd33456 (patch) | |
| tree | 47a1c8a49e82492b0651de3017d8fa027fb159bb | |
| parent | 37460f5daff9b9ed751ce37b912cc61de94adf09 (diff) | |
| download | busybox-3d40dfabe1049ecfbe05570b2287cfc5dbd33456.zip busybox-3d40dfabe1049ecfbe05570b2287cfc5dbd33456.tar.gz | |
tar: simplify addition of --exclude=GLOB to the expansion of -X EXCLFILE
function old new delta
tar_main 1115 1105 -10
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| -rw-r--r-- | archival/tar.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/archival/tar.c b/archival/tar.c index 4a540b7..879f6bf 100644 --- a/archival/tar.c +++ b/archival/tar.c @@ -1132,14 +1132,15 @@ int tar_main(int argc UNUSED_PARAM, char **argv) tar_handle->ah_flags &= ~ARCHIVE_RESTORE_DATE; #if ENABLE_FEATURE_TAR_FROM + /* Convert each -X EXCLFILE to list of to-be-rejected glob patterns */ tar_handle->reject = append_file_list_to_list(tar_handle->reject); # if ENABLE_FEATURE_TAR_LONG_OPTIONS - /* Append excludes to reject */ - while (excludes) { - llist_t *next = excludes->link; - excludes->link = tar_handle->reject; - tar_handle->reject = excludes; - excludes = next; + /* Append --exclude=GLOBPATTERNs to reject */ + if (excludes) { + llist_t **p2next = &tar_handle->reject; + while (*p2next) + p2next = &((*p2next)->link); + *p2next = excludes; } # endif tar_handle->accept = append_file_list_to_list(tar_handle->accept); |