git clone: do not issue warning while cloning locally across filesystems
[gitweb.git] / builtin-log.c
index 37447123f924149f012a298eaf31dacb0c87b724..13bae3110e05b804db22149e9eb366669a8147c7 100644 (file)
@@ -16,6 +16,7 @@
 #include "refs.h"
 
 static int default_show_root = 1;
+static const char *fmt_patch_subject_prefix = "PATCH";
 
 /* this is in builtin-diff.c */
 void add_head(struct rev_info *revs);
@@ -55,18 +56,18 @@ static void cmd_log_init(int argc, const char **argv, const char *prefix,
        rev->commit_format = CMIT_FMT_DEFAULT;
        rev->verbose_header = 1;
        rev->show_root_diff = default_show_root;
+       rev->subject_prefix = fmt_patch_subject_prefix;
        argc = setup_revisions(argc, argv, rev, "HEAD");
        if (rev->diffopt.pickaxe || rev->diffopt.filter)
                rev->always_show_header = 0;
+       if (rev->diffopt.follow_renames) {
+               rev->always_show_header = 0;
+               if (rev->diffopt.nr_paths != 1)
+                       usage("git logs can only follow renames on one pathname at a time");
+       }
        for (i = 1; i < argc; i++) {
                const char *arg = argv[i];
-               if (!prefixcmp(arg, "--encoding=")) {
-                       arg += 11;
-                       if (strcmp(arg, "none"))
-                               git_log_output_encoding = xstrdup(arg);
-                       else
-                               git_log_output_encoding = "";
-               } else if (!strcmp(arg, "--decorate")) {
+               if (!strcmp(arg, "--decorate")) {
                        if (!decorate)
                                for_each_ref(add_ref_decoration, NULL);
                        decorate = 1;
@@ -95,6 +96,12 @@ static int cmd_log_walk(struct rev_info *rev)
 
 static int git_log_config(const char *var, const char *value)
 {
+       if (!strcmp(var, "format.subjectprefix")) {
+               if (!value)
+                       die("format.subjectprefix without value");
+               fmt_patch_subject_prefix = xstrdup(value);
+               return 0;
+       }
        if (!strcmp(var, "log.showroot")) {
                default_show_root = git_config_bool(var, value);
                return 0;
@@ -291,6 +298,7 @@ static int git_format_config(const char *var, const char *value)
        if (!strcmp(var, "diff.color") || !strcmp(var, "color.diff")) {
                return 0;
        }
+
        return git_log_config(var, value);
 }
 
@@ -298,7 +306,8 @@ static int git_format_config(const char *var, const char *value)
 static FILE *realstdout = NULL;
 static const char *output_directory = NULL;
 
-static int reopen_stdout(struct commit *commit, int nr, int keep_subject)
+static int reopen_stdout(struct commit *commit, int nr, int keep_subject,
+                        int numbered_files)
 {
        char filename[PATH_MAX];
        char *sol;
@@ -315,53 +324,61 @@ static int reopen_stdout(struct commit *commit, int nr, int keep_subject)
                        filename[len++] = '/';
        }
 
-       sprintf(filename + len, "%04d", nr);
-       len = strlen(filename);
-
-       sol = strstr(commit->buffer, "\n\n");
-       if (sol) {
-               int j, space = 1;
-
-               sol += 2;
-               /* strip [PATCH] or [PATCH blabla] */
-               if (!keep_subject && !prefixcmp(sol, "[PATCH")) {
-                       char *eos = strchr(sol + 6, ']');
-                       if (eos) {
-                               while (isspace(*eos))
-                                       eos++;
-                               sol = eos;
-                       }
-               }
+       if (numbered_files) {
+               sprintf(filename + len, "%d", nr);
+               len = strlen(filename);
+
+       } else {
+               sprintf(filename + len, "%04d", nr);
+               len = strlen(filename);
 
-               for (j = 0;
-                    j < FORMAT_PATCH_NAME_MAX - suffix_len - 5 &&
-                            len < sizeof(filename) - suffix_len &&
-                            sol[j] && sol[j] != '\n';
-                    j++) {
-                       if (istitlechar(sol[j])) {
-                               if (space) {
-                                       filename[len++] = '-';
-                                       space = 0;
+               sol = strstr(commit->buffer, "\n\n");
+               if (sol) {
+                       int j, space = 1;
+
+                       sol += 2;
+                       /* strip [PATCH] or [PATCH blabla] */
+                       if (!keep_subject && !prefixcmp(sol, "[PATCH")) {
+                               char *eos = strchr(sol + 6, ']');
+                               if (eos) {
+                                       while (isspace(*eos))
+                                               eos++;
+                                       sol = eos;
                                }
-                               filename[len++] = sol[j];
-                               if (sol[j] == '.')
-                                       while (sol[j + 1] == '.')
-                                               j++;
-                       } else
-                               space = 1;
+                       }
+
+                       for (j = 0;
+                            j < FORMAT_PATCH_NAME_MAX - suffix_len - 5 &&
+                                    len < sizeof(filename) - suffix_len &&
+                                    sol[j] && sol[j] != '\n';
+                            j++) {
+                               if (istitlechar(sol[j])) {
+                                       if (space) {
+                                               filename[len++] = '-';
+                                               space = 0;
+                                       }
+                                       filename[len++] = sol[j];
+                                       if (sol[j] == '.')
+                                               while (sol[j + 1] == '.')
+                                                       j++;
+                               } else
+                                       space = 1;
+                       }
+                       while (filename[len - 1] == '.'
+                              || filename[len - 1] == '-')
+                               len--;
+                       filename[len] = 0;
                }
-               while (filename[len - 1] == '.' || filename[len - 1] == '-')
-                       len--;
-               filename[len] = 0;
+               if (len + suffix_len >= sizeof(filename))
+                       return error("Patch pathname too long");
+               strcpy(filename + len, fmt_patch_suffix);
        }
-       if (len + suffix_len >= sizeof(filename))
-               return error("Patch pathname too long");
-       strcpy(filename + len, fmt_patch_suffix);
+
        fprintf(realstdout, "%s\n", filename);
        if (freopen(filename, "w", stdout) == NULL)
                return error("Cannot open patch file %s",filename);
-       return 0;
 
+       return 0;
 }
 
 static void get_patch_ids(struct rev_info *rev, struct patch_ids *ids, const char *prefix)
@@ -431,6 +448,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
        int numbered = 0;
        int start_number = -1;
        int keep_subject = 0;
+       int numbered_files = 0;         /* _just_ numbers */
        int subject_prefix = 0;
        int ignore_if_in_upstream = 0;
        int thread = 0;
@@ -450,6 +468,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
        rev.diffopt.msg_sep = "";
        rev.diffopt.recursive = 1;
 
+       rev.subject_prefix = fmt_patch_subject_prefix;
        rev.extra_headers = extra_headers;
 
        /*
@@ -465,6 +484,8 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
                        numbered = 1;
                else if (!prefixcmp(argv[i], "--start-number="))
                        start_number = strtol(argv[i] + 15, NULL, 10);
+               else if (!strcmp(argv[i], "--numbered-files"))
+                       numbered_files = 1;
                else if (!strcmp(argv[i], "--start-number")) {
                        i++;
                        if (i == argc)
@@ -540,6 +561,8 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
                die ("-n and -k are mutually exclusive.");
        if (keep_subject && subject_prefix)
                die ("--subject-prefix and -k are mutually exclusive.");
+       if (numbered_files && use_stdout)
+               die ("--numbered-files and --stdout are mutually exclusive.");
 
        argc = setup_revisions(argc, argv, &rev, "HEAD");
        if (argc > 1)
@@ -576,7 +599,7 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
                get_patch_ids(&rev, &ids, prefix);
 
        if (!use_stdout)
-               realstdout = fdopen(dup(1), "w");
+               realstdout = xfdopen(xdup(1), "w");
 
        prepare_revision_walk(&rev);
        while ((commit = get_revision(&rev)) != NULL) {
@@ -614,7 +637,8 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
                        rev.message_id = message_id;
                }
                if (!use_stdout)
-                       if (reopen_stdout(commit, rev.nr, keep_subject))
+                       if (reopen_stdout(commit, rev.nr, keep_subject,
+                                         numbered_files))
                                die("Failed to create output files");
                shown = log_tree_commit(&rev, commit);
                free(commit->buffer);
@@ -733,11 +757,13 @@ int cmd_cherry(int argc, const char **argv, const char *prefix)
                        sign = '-';
 
                if (verbose) {
-                       static char buf[16384];
+                       char *buf = NULL;
+                       unsigned long buflen = 0;
                        pretty_print_commit(CMIT_FMT_ONELINE, commit, ~0,
-                                           buf, sizeof(buf), 0, NULL, NULL, 0);
+                                           &buf, &buflen, 0, NULL, NULL, 0);
                        printf("%c %s %s\n", sign,
                               sha1_to_hex(commit->object.sha1), buf);
+                       free(buf);
                }
                else {
                        printf("%c %s\n", sign,