diff: omit found pointer from emit_callback

We keep the actual data in the diff options, which are just as accessible.
Remove the pointer stored in struct emit_callback for readability.

Signed-off-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/diff.c b/diff.c
index 4a6501c56209928b7f7b5e1ed38a7bd9485754ed..34aa855df732c4ffa35c174ea1ba2a8dc81bbfd9 100644 (file)
--- a/diff.c
+++ b/diff.c
@@ -354,7 +354,6 @@ struct emit_callback {
        const char **label_path;
        struct diff_words_data *diff_words;
        struct diff_options *opt;
-       int *found_changesp;
        struct strbuf *header;
 };
 
@@ -722,7 +721,6 @@ static void emit_rewrite_diff(const char *name_a,
 
        memset(&ecbdata, 0, sizeof(ecbdata));
        ecbdata.color_diff = want_color(o->use_color);
-       ecbdata.found_changesp = &o->found_changes;
        ecbdata.ws_rule = whitespace_rule(name_b);
        ecbdata.opt = o;
        if (ecbdata.ws_rule & WS_BLANK_AT_EOF) {
@@ -1216,12 +1214,13 @@ static void fn_out_consume(void *priv, char *line, unsigned long len)
        struct diff_options *o = ecbdata->opt;
        const char *line_prefix = diff_line_prefix(o);
 
+       o->found_changes = 1;
+
        if (ecbdata->header) {
                fprintf(o->file, "%s", ecbdata->header->buf);
                strbuf_reset(ecbdata->header);
                ecbdata->header = NULL;
        }
-       *(ecbdata->found_changesp) = 1;
 
        if (ecbdata->label_path[0]) {
                const char *name_a_tab, *name_b_tab;
@@ -2437,7 +2436,6 @@ static void builtin_diff(const char *name_a,
                memset(&ecbdata, 0, sizeof(ecbdata));
                ecbdata.label_path = lbl;
                ecbdata.color_diff = want_color(o->use_color);
-               ecbdata.found_changesp = &o->found_changes;
                ecbdata.ws_rule = whitespace_rule(name_b);
                if (ecbdata.ws_rule & WS_BLANK_AT_EOF)
                        check_blank_at_eof(&mf1, &mf2, &ecbdata);