2 * Builtin "git log" and related commands (show, whatchanged)
4 * (C) Copyright 2006 Linus Torvalds
14 static int cmd_log_wc(int argc, const char **argv, char **envp,
17 struct commit *commit;
19 rev->abbrev = DEFAULT_ABBREV;
20 rev->commit_format = CMIT_FMT_DEFAULT;
21 rev->verbose_header = 1;
22 argc = setup_revisions(argc, argv, rev, "HEAD");
25 die("unrecognized argument: %s", argv[1]);
27 prepare_revision_walk(rev);
29 while ((commit = get_revision(rev)) != NULL) {
30 log_tree_commit(rev, commit);
32 commit->buffer = NULL;
37 int cmd_whatchanged(int argc, const char **argv, char **envp)
43 rev.diffopt.recursive = 1;
44 return cmd_log_wc(argc, argv, envp, &rev);
47 int cmd_show(int argc, const char **argv, char **envp)
53 rev.diffopt.recursive = 1;
54 rev.combine_merges = 1;
55 rev.dense_combined_merges = 1;
56 rev.always_show_header = 1;
57 rev.ignore_merges = 0;
59 return cmd_log_wc(argc, argv, envp, &rev);
62 int cmd_log(int argc, const char **argv, char **envp)
67 rev.always_show_header = 1;
68 rev.diffopt.recursive = 1;
69 return cmd_log_wc(argc, argv, envp, &rev);
72 static int istitlechar(char c)
74 return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') ||
75 (c >= '0' && c <= '9') || c == '.' || c == '_';
78 static FILE *realstdout = NULL;
80 static void reopen_stdout(struct commit *commit, int nr)
87 sprintf(filename, "%04d", nr);
88 len = strlen(filename);
90 sol = strstr(commit->buffer, "\n\n");
95 /* strip [PATCH] or [PATCH blabla] */
96 if (!strncmp(sol, "[PATCH", 6)) {
97 char *eos = strchr(sol + 6, ']');
105 for (j = 0; len < 1024 - 6 && sol[j] && sol[j] != '\n'; j++) {
106 if (istitlechar(sol[j])) {
108 filename[len++] = '-';
111 filename[len++] = sol[j];
113 while (sol[j + 1] == '.')
118 while (filename[len - 1] == '.' || filename[len - 1] == '-')
121 strcpy(filename + len, ".txt");
122 fprintf(realstdout, "%s\n", filename);
123 freopen(filename, "w", stdout);
126 int cmd_format_patch(int argc, const char **argv, char **envp)
128 struct commit *commit;
129 struct commit **list = NULL;
134 init_revisions(&rev);
135 rev.commit_format = CMIT_FMT_EMAIL;
136 rev.verbose_header = 1;
138 rev.diffopt.with_raw = 0;
139 rev.diffopt.with_stat = 1;
140 rev.combine_merges = 0;
141 rev.ignore_merges = 1;
142 rev.diffopt.output_format = DIFF_FORMAT_PATCH;
143 argc = setup_revisions(argc, argv, &rev, "HEAD");
146 if (!strcmp(argv[1], "--stdout"))
149 die ("unrecognized argument: %s", argv[1]);
155 realstdout = fdopen(dup(1), "w");
157 prepare_revision_walk(&rev);
158 while ((commit = get_revision(&rev)) != NULL) {
160 if (commit->parents && commit->parents->next)
163 list = realloc(list, nr * sizeof(list[0]));
164 list[nr - 1] = commit;
171 reopen_stdout(commit, total - nr);
172 shown = log_tree_commit(&rev, commit);
173 free(commit->buffer);
174 commit->buffer = NULL;
176 printf("-- \n%s\n\n", git_version_string);