detect copies and renames based on the threshold of changes - stagit-gopher - A git gopher frontend. (mirror)

git clone git://bitreich.org/stagit-gopher/ git://enlrupgkhuxnvlhsf6lc3fziv5h2hhfrinws65d7roiv6bfj7d652fid.onion/stagit-gopher/

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---

commit 3a00e5bb2bf0415338ff08d1a7bc9a47b4b751e2

parent 8bad0e073142b1347085d04646fd64e11a7a7c2a

Author: Hiltjo Posthuma 

Date:   Sun, 11 Nov 2018 18:57:50 +0100

detect copies and renames based on the threshold of changes

Diffstat:
  M stagit-gopher.c                     |       9 +++++++++

1 file changed, 9 insertions(+), 0 deletions(-)
---

diff --git a/stagit-gopher.c b/stagit-gopher.c

@@ -140,6 +140,7 @@ commitinfo_getstats(struct commitinfo *ci)
 {
         struct deltainfo *di;
         git_diff_options opts;
+        git_diff_find_options fopts;
         const git_diff_delta *delta;
         const git_diff_hunk *hunk;
         const git_diff_line *line;
@@ -161,6 +162,12 @@ commitinfo_getstats(struct commitinfo *ci)
         if (git_diff_tree_to_tree(&(ci->diff), repo, ci->parent_tree, ci->commit_tree, &opts))
                 goto err;
 
+        if (git_diff_find_init_options(&fopts, GIT_DIFF_FIND_OPTIONS_VERSION))
+                goto err;
+        fopts.flags |= GIT_DIFF_FIND_RENAMES | GIT_DIFF_FIND_COPIES;
+        if (git_diff_find_similar(ci->diff, &fopts))
+                goto err;
+
         ndeltas = git_diff_num_deltas(ci->diff);
         if (ndeltas && !(ci->deltas = calloc(ndeltas, sizeof(struct deltainfo *))))
                 err(1, "calloc");
@@ -168,6 +175,7 @@ commitinfo_getstats(struct commitinfo *ci)
         for (i = 0; i < ndeltas; i++) {
                 if (git_patch_from_diff(&patch, ci->diff, i))
                         goto err;
+
                 if (!(di = calloc(1, sizeof(struct deltainfo))))
                         err(1, "calloc");
                 di->patch = patch;
@@ -567,6 +575,7 @@ printshowfile(FILE *fp, struct commitinfo *ci)
         fputs("Diffstat:\n", fp);
         for (i = 0; i < ci->ndeltas; i++) {
                 delta = git_patch_get_delta(ci->deltas[i]->patch);
+
                 if (strcmp(delta->old_file.path, delta->new_file.path)) {
                         snprintf(filename, sizeof(filename), "%s -> %s",
                                 delta->old_file.path, delta->new_file.path);