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authorJunio C Hamano <gitster@pobox.com>2008-07-21 08:24:17 (GMT)
committerJunio C Hamano <gitster@pobox.com>2008-07-26 04:14:21 (GMT)
commit041aee31be378b3b38e3a0913b29970a7f78873b (patch)
tree88a21edbf55413666e1835e7e0e57b327efe011b /read-cache.c
parentb0320eaf6a25fbc4adf35d611c27006e6d853aa8 (diff)
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builtin-add.c: restructure the code for maintainability
A private function add_files_to_cache() in builtin-add.c was borrowed by checkout and commit re-implementors without getting properly refactored to more library-ish place. This does the refactoring. Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'read-cache.c')
-rw-r--r--read-cache.c61
1 files changed, 61 insertions, 0 deletions
diff --git a/read-cache.c b/read-cache.c
index a50a851..6833af6 100644
--- a/read-cache.c
+++ b/read-cache.c
@@ -8,6 +8,11 @@
#include "cache-tree.h"
#include "refs.h"
#include "dir.h"
+#include "tree.h"
+#include "commit.h"
+#include "diff.h"
+#include "diffcore.h"
+#include "revision.h"
/* Index extensions.
*
@@ -1444,3 +1449,59 @@ int read_index_unmerged(struct index_state *istate)
istate->cache_nr = dst - istate->cache;
return !!last;
}
+
+struct update_callback_data
+{
+ int flags;
+ int add_errors;
+};
+
+static void update_callback(struct diff_queue_struct *q,
+ struct diff_options *opt, void *cbdata)
+{
+ int i;
+ struct update_callback_data *data = cbdata;
+
+ for (i = 0; i < q->nr; i++) {
+ struct diff_filepair *p = q->queue[i];
+ const char *path = p->one->path;
+ switch (p->status) {
+ default:
+ die("unexpected diff status %c", p->status);
+ case DIFF_STATUS_UNMERGED:
+ case DIFF_STATUS_MODIFIED:
+ case DIFF_STATUS_TYPE_CHANGED:
+ if (add_file_to_index(&the_index, path, data->flags)) {
+ if (!(data->flags & ADD_CACHE_IGNORE_ERRORS))
+ die("updating files failed");
+ data->add_errors++;
+ }
+ break;
+ case DIFF_STATUS_DELETED:
+ if (data->flags & ADD_CACHE_IGNORE_REMOVAL)
+ break;
+ if (!(data->flags & ADD_CACHE_PRETEND))
+ remove_file_from_index(&the_index, path);
+ if (data->flags & (ADD_CACHE_PRETEND|ADD_CACHE_VERBOSE))
+ printf("remove '%s'\n", path);
+ break;
+ }
+ }
+}
+
+int add_files_to_cache(const char *prefix, const char **pathspec, int flags)
+{
+ struct update_callback_data data;
+ struct rev_info rev;
+ init_revisions(&rev, prefix);
+ setup_revisions(0, NULL, &rev, NULL);
+ rev.prune_data = pathspec;
+ rev.diffopt.output_format = DIFF_FORMAT_CALLBACK;
+ rev.diffopt.format_callback = update_callback;
+ data.flags = flags;
+ data.add_errors = 0;
+ rev.diffopt.format_callback_data = &data;
+ run_diff_files(&rev, DIFF_RACY_IS_MODIFIED);
+ return !!data.add_errors;
+}
+