git wrapper: add --git-dir=<path> and --bare options

diff --git a/builtin-log.c b/builtin-log.c
index 0aeeaa4e20ceaaad32707749b0aed03bd390c46a..4052cc75bdb2e3915ff17af4d1dc59a3f84f99dd 100644 (file)
--- a/builtin-log.c
+++ b/builtin-log.c
@@ -10,6 +10,8 @@
 #include "revision.h"
 #include "log-tree.h"
 #include "builtin.h"
+#include <time.h>
+#include <sys/time.h>
 
 /* this is in builtin-diff.c */
 void add_head(struct rev_info *revs);
@@ -47,7 +49,7 @@ int cmd_whatchanged(int argc, const char **argv, char **envp)
 {
        struct rev_info rev;
 
-       git_config(git_diff_config);
+       git_config(git_diff_ui_config);
        init_revisions(&rev);
        rev.diff = 1;
        rev.diffopt.recursive = 1;
@@ -62,7 +64,7 @@ int cmd_show(int argc, const char **argv, char **envp)
 {
        struct rev_info rev;
 
-       git_config(git_diff_config);
+       git_config(git_diff_ui_config);
        init_revisions(&rev);
        rev.diff = 1;
        rev.diffopt.recursive = 1;
@@ -79,7 +81,7 @@ int cmd_log(int argc, const char **argv, char **envp)
 {
        struct rev_info rev;
 
-       git_config(git_diff_config);
+       git_config(git_diff_ui_config);
        init_revisions(&rev);
        rev.always_show_header = 1;
        cmd_log_init(argc, argv, envp, &rev);
@@ -108,7 +110,7 @@ static int git_format_config(const char *var, const char *value)
        if (!strcmp(var, "diff.color")) {
                return 0;
        }
-       return git_diff_config(var, value);
+       return git_diff_ui_config(var, value);
 }
 
 
@@ -226,6 +228,18 @@ static void get_patch_ids(struct rev_info *rev, struct diff_options *options)
        o2->flags = flags2;
 }
 
+static void gen_message_id(char *dest, unsigned int length, char *base)
+{
+       const char *committer = git_committer_info(1);
+       const char *email_start = strrchr(committer, '<');
+       const char *email_end = strrchr(committer, '>');
+       if(!email_start || !email_end || email_start > email_end - 1)
+               die("Could not extract email from committer identity.");
+       snprintf(dest, length, "%s.%lu.git.%.*s", base,
+                (unsigned long) time(NULL),
+                (int)(email_end - email_start - 1), email_start + 1);
+}
+
 int cmd_format_patch(int argc, const char **argv, char **envp)
 {
        struct commit *commit;
@@ -237,8 +251,12 @@ int cmd_format_patch(int argc, const char **argv, char **envp)
        int start_number = -1;
        int keep_subject = 0;
        int ignore_if_in_upstream = 0;
+       int thread = 0;
+       const char *in_reply_to = NULL;
        struct diff_options patch_id_opts;
        char *add_signoff = NULL;
+       char message_id[1024];
+       char ref_message_id[1024];
 
        git_config(git_format_config);
        init_revisions(&rev);
@@ -304,6 +322,16 @@ int cmd_format_patch(int argc, const char **argv, char **envp)
                        rev.mime_boundary = argv[i] + 9;
                else if (!strcmp(argv[i], "--ignore-if-in-upstream"))
                        ignore_if_in_upstream = 1;
+               else if (!strcmp(argv[i], "--thread"))
+                       thread = 1;
+               else if (!strncmp(argv[i], "--in-reply-to=", 14))
+                       in_reply_to = argv[i] + 14;
+               else if (!strcmp(argv[i], "--in-reply-to")) {
+                       i++;
+                       if (i == argc)
+                               die("Need a Message-Id for --in-reply-to");
+                       in_reply_to = argv[i];
+               }
                else
                        argv[j++] = argv[i];
        }
@@ -361,10 +389,23 @@ int cmd_format_patch(int argc, const char **argv, char **envp)
        if (numbered)
                rev.total = total + start_number - 1;
        rev.add_signoff = add_signoff;
+       rev.ref_message_id = in_reply_to;
        while (0 <= --nr) {
                int shown;
                commit = list[nr];
                rev.nr = total - nr + (start_number - 1);
+               /* Make the second and subsequent mails replies to the first */
+               if (thread) {
+                       if (nr == (total - 2)) {
+                               strncpy(ref_message_id, message_id,
+                                       sizeof(ref_message_id));
+                               ref_message_id[sizeof(ref_message_id)-1]='\0';
+                               rev.ref_message_id = ref_message_id;
+                       }
+                       gen_message_id(message_id, sizeof(message_id),
+                                      sha1_to_hex(commit->object.sha1));
+                       rev.message_id = message_id;
+               }
                if (!use_stdout)
                        reopen_stdout(commit, rev.nr, keep_subject);
                shown = log_tree_commit(&rev, commit);