Merge branch 'nd/tree-walk-path-exclusion'

[thirdparty/git.git] / diff.c

diff --git a/diff.c b/diff.c
index e82b6341ee539882a7f0a21322ab304070a47a23..e38d1ecaf45d1b79eeab093ba86e34fe3bbd931a 100644 (file)
--- a/diff.c
+++ b/diff.c
@@ -1912,19 +1912,17 @@ static int color_words_output_graph_prefix(struct diff_words_data *diff_words)
        }
 }
 
-static void fn_out_diff_words_aux(void *priv, char *line, unsigned long len)
+static void fn_out_diff_words_aux(void *priv,
+                                 long minus_first, long minus_len,
+                                 long plus_first, long plus_len,
+                                 const char *func, long funclen)
 {
        struct diff_words_data *diff_words = priv;
        struct diff_words_style *style = diff_words->style;
-       int minus_first, minus_len, plus_first, plus_len;
        const char *minus_begin, *minus_end, *plus_begin, *plus_end;
        struct diff_options *opt = diff_words->opt;
        const char *line_prefix;
 
-       if (line[0] != '@' || parse_hunk_header(line, len,
-                       &minus_first, &minus_len, &plus_first, &plus_len))
-               return;
-
        assert(opt);
        line_prefix = diff_line_prefix(opt);
 
@@ -2074,8 +2072,8 @@ static void diff_words_show(struct diff_words_data *diff_words)
        xpp.flags = 0;
        /* as only the hunk header will be parsed, we need a 0-context */
        xecfg.ctxlen = 0;
-       if (xdi_diff_outf(&minus, &plus, fn_out_diff_words_aux, diff_words,
-                         &xpp, &xecfg))
+       if (xdi_diff_outf(&minus, &plus, fn_out_diff_words_aux, NULL,
+                         diff_words, &xpp, &xecfg))
                die("unable to generate word diff");
        free(minus.ptr);
        free(plus.ptr);
@@ -3130,6 +3128,15 @@ static int is_conflict_marker(const char *line, int marker_size, unsigned long l
        return 1;
 }
 
+static void checkdiff_consume_hunk(void *priv,
+                                  long ob, long on, long nb, long nn,
+                                  const char *func, long funclen)
+
+{
+       struct checkdiff_t *data = priv;
+       data->lineno = nb - 1;
+}
+
 static void checkdiff_consume(void *priv, char *line, unsigned long len)
 {
        struct checkdiff_t *data = priv;
@@ -3165,12 +3172,6 @@ static void checkdiff_consume(void *priv, char *line, unsigned long len)
                              data->o->file, set, reset, ws);
        } else if (line[0] == ' ') {
                data->lineno++;
-       } else if (line[0] == '@') {
-               char *plus = strchr(line, '+');
-               if (plus)
-                       data->lineno = strtol(plus, NULL, 10) - 1;
-               else
-                       die("invalid diff");
        }
 }
 
@@ -3526,8 +3527,8 @@ static void builtin_diff(const char *name_a,
                        xecfg.ctxlen = strtoul(v, NULL, 10);
                if (o->word_diff)
                        init_diff_words_data(&ecbdata, o, one, two);
-               if (xdi_diff_outf(&mf1, &mf2, fn_out_consume, &ecbdata,
-                                 &xpp, &xecfg))
+               if (xdi_diff_outf(&mf1, &mf2, NULL, fn_out_consume,
+                                 &ecbdata, &xpp, &xecfg))
                        die("unable to generate diff for %s", one->path);
                if (o->word_diff)
                        free_diff_words_data(&ecbdata);
@@ -3637,8 +3638,8 @@ static void builtin_diffstat(const char *name_a, const char *name_b,
                xpp.anchors_nr = o->anchors_nr;
                xecfg.ctxlen = o->context;
                xecfg.interhunkctxlen = o->interhunkcontext;
-               if (xdi_diff_outf(&mf1, &mf2, diffstat_consume, diffstat,
-                                 &xpp, &xecfg))
+               if (xdi_diff_outf(&mf1, &mf2, discard_hunk_line,
+                                 diffstat_consume, diffstat, &xpp, &xecfg))
                        die("unable to generate diffstat for %s", one->path);
        }
 
@@ -3686,7 +3687,8 @@ static void builtin_checkdiff(const char *name_a, const char *name_b,
                memset(&xecfg, 0, sizeof(xecfg));
                xecfg.ctxlen = 1; /* at least one context line */
                xpp.flags = 0;
-               if (xdi_diff_outf(&mf1, &mf2, checkdiff_consume, &data,
+               if (xdi_diff_outf(&mf1, &mf2, checkdiff_consume_hunk,
+                                 checkdiff_consume, &data,
                                  &xpp, &xecfg))
                        die("unable to generate checkdiff for %s", one->path);
 
@@ -4302,12 +4304,12 @@ static void diff_fill_oid_info(struct diff_filespec *one, struct index_state *is
 static void strip_prefix(int prefix_length, const char **namep, const char **otherp)
 {
        /* Strip the prefix but do not molest /dev/null and absolute paths */
-       if (*namep && **namep != '/') {
+       if (*namep && !is_absolute_path(*namep)) {
                *namep += prefix_length;
                if (**namep == '/')
                        ++*namep;
        }
-       if (*otherp && **otherp != '/') {
+       if (*otherp && !is_absolute_path(*otherp)) {
                *otherp += prefix_length;
                if (**otherp == '/')
                        ++*otherp;
@@ -5666,10 +5668,6 @@ static void patch_id_consume(void *priv, char *line, unsigned long len)
        struct patch_id_t *data = priv;
        int new_len;
 
-       /* Ignore line numbers when computing the SHA1 of the patch */
-       if (starts_with(line, "@@ -"))
-               return;
-
        new_len = remove_space(line, len);
 
        git_SHA1_Update(data->ctx, line, new_len);
@@ -5771,8 +5769,8 @@ static int diff_get_patch_id(struct diff_options *options, struct object_id *oid
                xpp.flags = 0;
                xecfg.ctxlen = 3;
                xecfg.flags = 0;
-               if (xdi_diff_outf(&mf1, &mf2, patch_id_consume, &data,
-                                 &xpp, &xecfg))
+               if (xdi_diff_outf(&mf1, &mf2, discard_hunk_line,
+                                 patch_id_consume, &data, &xpp, &xecfg))
                        return error("unable to generate patch-id diff for %s",
                                     p->one->path);
        }