Teach notes code to properly preserve non-notes in the notes tree

[thirdparty/git.git] / pretty.c

diff --git a/pretty.c b/pretty.c
index 5661cba5952e2e68dd067a8afebe144bc1ca63af..f999485a54acdb63c699ee1fce00f80433889e81 100644 (file)
--- a/pretty.c
+++ b/pretty.c
@@ -83,7 +83,7 @@ static int get_one_line(const char *msg)
 }
 
 /* High bit set, or ISO-2022-INT */
-int non_ascii(int ch)
+static int non_ascii(int ch)
 {
        return !isascii(ch) || ch == '\033';
 }
@@ -628,8 +628,8 @@ static void rewrap_message_tail(struct strbuf *sb,
        c->indent2 = new_indent2;
 }
 
-static size_t format_commit_item(struct strbuf *sb, const char *placeholder,
-                               void *context)
+static size_t format_commit_one(struct strbuf *sb, const char *placeholder,
+                               void *context)
 {
        struct format_commit_context *c = context;
        const struct commit *commit = c->commit;
@@ -775,8 +775,9 @@ static size_t format_commit_item(struct strbuf *sb, const char *placeholder,
                }
                return 0;       /* unknown %g placeholder */
        case 'N':
-               get_commit_notes(commit, sb, git_log_output_encoding ?
-                            git_log_output_encoding : git_commit_encoding, 0);
+               format_note(NULL, commit->object.sha1, sb,
+                           git_log_output_encoding ? git_log_output_encoding
+                                                   : git_commit_encoding, 0);
                return 1;
        }
 
@@ -816,6 +817,44 @@ static size_t format_commit_item(struct strbuf *sb, const char *placeholder,
        return 0;       /* unknown placeholder */
 }
 
+static size_t format_commit_item(struct strbuf *sb, const char *placeholder,
+                                void *context)
+{
+       int consumed;
+       size_t orig_len;
+       enum {
+               NO_MAGIC,
+               ADD_LF_BEFORE_NON_EMPTY,
+               DEL_LF_BEFORE_EMPTY,
+       } magic = NO_MAGIC;
+
+       switch (placeholder[0]) {
+       case '-':
+               magic = DEL_LF_BEFORE_EMPTY;
+               break;
+       case '+':
+               magic = ADD_LF_BEFORE_NON_EMPTY;
+               break;
+       default:
+               break;
+       }
+       if (magic != NO_MAGIC)
+               placeholder++;
+
+       orig_len = sb->len;
+       consumed = format_commit_one(sb, placeholder, context);
+       if (magic == NO_MAGIC)
+               return consumed;
+
+       if ((orig_len == sb->len) && magic == DEL_LF_BEFORE_EMPTY) {
+               while (sb->len && sb->buf[sb->len - 1] == '\n')
+                       strbuf_setlen(sb, sb->len - 1);
+       } else if ((orig_len != sb->len) && magic == ADD_LF_BEFORE_NON_EMPTY) {
+               strbuf_insert(sb, orig_len, "\n", 1);
+       }
+       return consumed + 1;
+}
+
 void format_commit_message(const struct commit *commit,
                           const char *format, struct strbuf *sb,
                           const struct pretty_print_context *pretty_ctx)
@@ -1056,9 +1095,9 @@ void pretty_print_commit(enum cmit_fmt fmt, const struct commit *commit,
        if (fmt == CMIT_FMT_EMAIL && sb->len <= beginning_of_body)
                strbuf_addch(sb, '\n');
 
-       if (fmt != CMIT_FMT_ONELINE)
-               get_commit_notes(commit, sb, encoding,
-                                NOTES_SHOW_HEADER | NOTES_INDENT);
+       if (context->show_notes)
+               format_note(NULL, commit->object.sha1, sb, encoding,
+                           NOTES_SHOW_HEADER | NOTES_INDENT);
 
        free(reencoded);
 }