free(NULL) is perfectly valid.

[git.git] / log-tree.c

diff --git a/log-tree.c b/log-tree.c
index 9d8d46fa0038202bd49dee9cf5d1a60f781e5d7d..031af88933fe1b21de2da701855b9e9604121d3c 100644 (file)
--- a/log-tree.c
+++ b/log-tree.c
@@ -19,7 +19,7 @@ static int append_signoff(char *buf, int buf_sz, int at, const char *signoff)
        char *cp = buf;
 
        /* Do we have enough space to add it? */
-       if (buf_sz - at <= strlen(signed_off_by) + signoff_len + 2)
+       if (buf_sz - at <= strlen(signed_off_by) + signoff_len + 3)
                return at;
 
        /* First see if we already have the sign-off by the signer */
@@ -34,6 +34,48 @@ static int append_signoff(char *buf, int buf_sz, int at, const char *signoff)
                        return at; /* we already have him */
        }
 
+       /* Does the last line already end with "^[-A-Za-z]+: [^@]+@"?
+        * If not, add a blank line to separate the message from
+        * the run of Signed-off-by: and Acked-by: lines.
+        */
+       {
+               char ch;
+               int seen_colon, seen_at, seen_name, seen_head, not_signoff;
+               seen_colon = 0;
+               seen_at = 0;
+               seen_name = 0;
+               seen_head = 0;
+               not_signoff = 0;
+               cp = buf + at;
+               while (buf <= --cp && (ch = *cp) == '\n')
+                       ;
+               while (!not_signoff && buf <= cp && (ch = *cp--) != '\n') {
+                       if (!seen_at) {
+                               if (ch == '@')
+                                       seen_at = 1;
+                               continue;
+                       }
+                       if (!seen_colon) {
+                               if (ch == '@')
+                                       not_signoff = 1;
+                               else if (ch == ':')
+                                       seen_colon = 1;
+                               else
+                                       seen_name = 1;
+                               continue;
+                       }
+                       if (('A' <= ch && ch <= 'Z') ||
+                           ('a' <= ch && ch <= 'z') ||
+                           ch == '-') {
+                               seen_head = 1;
+                               continue;
+                       }
+                       not_signoff = 1;
+               }
+               if (not_signoff || !seen_head || !seen_name)
+                       buf[at++] = '\n';
+       }
+
        strcpy(buf + at, signed_off_by);
        at += strlen(signed_off_by);
        strcpy(buf + at, signoff);
@@ -59,7 +101,7 @@ void show_log(struct rev_info *opt, const char *sep)
                fputs(diff_unique_abbrev(commit->object.sha1, abbrev_commit), stdout);
                if (opt->parents)
                        show_parents(commit, abbrev_commit);
-               putchar('\n');
+               putchar(opt->diffopt.line_termination);
                return;
        }
 
@@ -97,6 +139,11 @@ void show_log(struct rev_info *opt, const char *sep)
                        subject = "Subject: ";
 
                printf("From %s Mon Sep 17 00:00:00 2001\n", sha1);
+               if (opt->message_id)
+                       printf("Message-Id: <%s>\n", opt->message_id);
+               if (opt->ref_message_id)
+                       printf("In-Reply-To: <%s>\nReferences: <%s>\n",
+                              opt->ref_message_id, opt->ref_message_id);
                if (opt->mime_boundary) {
                        static char subject_buffer[1024];
                        static char buffer[1024];
@@ -129,7 +176,8 @@ void show_log(struct rev_info *opt, const char *sep)
                        opt->diffopt.stat_sep = buffer;
                }
        } else {
-               printf("%s%s",
+               printf("%s%s%s",
+                      diff_get_color(opt->diffopt.color_diff, DIFF_COMMIT),
                       opt->commit_format == CMIT_FMT_ONELINE ? "" : "commit ",
                       diff_unique_abbrev(commit->object.sha1, abbrev_commit));
                if (opt->parents)
@@ -138,6 +186,8 @@ void show_log(struct rev_info *opt, const char *sep)
                        printf(" (from %s)",
                               diff_unique_abbrev(parent->object.sha1,
                                                  abbrev_commit));
+               printf("%s",
+                      diff_get_color(opt->diffopt.color_diff, DIFF_RESET));
                putchar(opt->commit_format == CMIT_FMT_ONELINE ? ' ' : '\n');
        }