git-branch: Mention -d and -D in man-page.

diff --git a/commit.c b/commit.c
index 3ac421ac349e64f89cdd2f319b732cbb6d10cc44..534c03ea59efc3898857e4853536ec4f4c189937 100644 (file)
--- a/commit.c
+++ b/commit.c
@@ -1,8 +1,9 @@
-#include <ctype.h>
 #include "tag.h"
 #include "commit.h"
 #include "cache.h"
 
+int save_commit_buffer = 1;
+
 struct sort_node
 {
        /*
@@ -33,26 +34,39 @@ enum cmit_fmt get_commit_format(const char *arg)
                return CMIT_FMT_SHORT;
        if (!strcmp(arg, "=full"))
                return CMIT_FMT_FULL;
+       if (!strcmp(arg, "=fuller"))
+               return CMIT_FMT_FULLER;
+       if (!strcmp(arg, "=oneline"))
+               return CMIT_FMT_ONELINE;
        die("invalid --pretty format");
 }
 
-static struct commit *check_commit(struct object *obj, const unsigned char *sha1)
+static struct commit *check_commit(struct object *obj,
+                                  const unsigned char *sha1,
+                                  int quiet)
 {
        if (obj->type != commit_type) {
-               error("Object %s is a %s, not a commit", 
-                     sha1_to_hex(sha1), obj->type);
+               if (!quiet)
+                       error("Object %s is a %s, not a commit",
+                             sha1_to_hex(sha1), obj->type);
                return NULL;
        }
        return (struct commit *) obj;
 }
 
-struct commit *lookup_commit_reference(const unsigned char *sha1)
+struct commit *lookup_commit_reference_gently(const unsigned char *sha1,
+                                             int quiet)
 {
-       struct object *obj = deref_tag(parse_object(sha1));
+       struct object *obj = deref_tag(parse_object(sha1), NULL, 0);
 
        if (!obj)
                return NULL;
-       return check_commit(obj, sha1);
+       return check_commit(obj, sha1, quiet);
+}
+
+struct commit *lookup_commit_reference(const unsigned char *sha1)
+{
+       return lookup_commit_reference_gently(sha1, 0);
 }
 
 struct commit *lookup_commit(const unsigned char *sha1)
@@ -67,7 +81,7 @@ struct commit *lookup_commit(const unsigned char *sha1)
        }
        if (!obj->type)
                obj->type = commit_type;
-       return check_commit(obj, sha1);
+       return check_commit(obj, sha1, 0);
 }
 
 static unsigned long parse_commit_date(const char *buf)
@@ -253,7 +267,7 @@ int parse_commit(struct commit *item)
                             sha1_to_hex(item->object.sha1));
        }
        ret = parse_commit_buffer(item, buffer, size);
-       if (!ret) {
+       if (save_commit_buffer && !ret) {
                item->buffer = buffer;
                return 0;
        }
@@ -346,10 +360,13 @@ static int get_one_line(const char *msg, unsigned long len)
 static int add_user_info(const char *what, enum cmit_fmt fmt, char *buf, const char *line)
 {
        char *date;
-       unsigned int namelen;
+       int namelen;
        unsigned long time;
        int tz, ret;
+       const char *filler = "    ";
 
+       if (fmt == CMIT_FMT_ONELINE)
+               return 0;
        date = strchr(line, '>');
        if (!date)
                return 0;
@@ -357,9 +374,20 @@ static int add_user_info(const char *what, enum cmit_fmt fmt, char *buf, const c
        time = strtoul(date, &date, 10);
        tz = strtol(date, NULL, 10);
 
-       ret = sprintf(buf, "%s: %.*s\n", what, namelen, line);
-       if (fmt == CMIT_FMT_MEDIUM)
+       ret = sprintf(buf, "%s: %.*s%.*s\n", what,
+                     (fmt == CMIT_FMT_FULLER) ? 4 : 0,
+                     filler, namelen, line);
+       switch (fmt) {
+       case CMIT_FMT_MEDIUM:
                ret += sprintf(buf + ret, "Date:   %s\n", show_date(time, tz));
+               break;
+       case CMIT_FMT_FULLER:
+               ret += sprintf(buf + ret, "%sDate: %s\n", what, show_date(time, tz));
+               break;
+       default:
+               /* notin' */
+               break;
+       }
        return ret;
 }
 
@@ -373,6 +401,9 @@ static int is_empty_line(const char *line, int len)
 static int add_parent_info(enum cmit_fmt fmt, char *buf, const char *line, int parents)
 {
        int offset = 0;
+
+       if (fmt == CMIT_FMT_ONELINE)
+               return offset;
        switch (parents) {
        case 1:
                break;
@@ -393,6 +424,7 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt, const char *msg, unsigned l
        int hdr = 1, body = 0;
        unsigned long offset = 0;
        int parents = 0;
+       int indent = (fmt == CMIT_FMT_ONELINE) ? 0 : 4;
 
        for (;;) {
                const char *line = msg;
@@ -416,7 +448,8 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt, const char *msg, unsigned l
                if (hdr) {
                        if (linelen == 1) {
                                hdr = 0;
-                               buf[offset++] = '\n';
+                               if (fmt != CMIT_FMT_ONELINE)
+                                       buf[offset++] = '\n';
                                continue;
                        }
                        if (fmt == CMIT_FMT_RAW) {
@@ -429,12 +462,21 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt, const char *msg, unsigned l
                                        die("bad parent line in commit");
                                offset += add_parent_info(fmt, buf + offset, line, ++parents);
                        }
+
+                       /*
+                        * MEDIUM == DEFAULT shows only author with dates.
+                        * FULL shows both authors but not dates.
+                        * FULLER shows both authors and dates.
+                        */
                        if (!memcmp(line, "author ", 7))
-                               offset += add_user_info("Author", fmt, buf + offset, line + 7);
-                       if (fmt == CMIT_FMT_FULL) {
-                               if (!memcmp(line, "committer ", 10))
-                                       offset += add_user_info("Commit", fmt, buf + offset, line + 10);
-                       }
+                               offset += add_user_info("Author", fmt,
+                                                       buf + offset,
+                                                       line + 7);
+                       if (!memcmp(line, "committer ", 10) &&
+                           (fmt == CMIT_FMT_FULL || fmt == CMIT_FMT_FULLER))
+                               offset += add_user_info("Commit", fmt,
+                                                       buf + offset,
+                                                       line + 10);
                        continue;
                }
 
@@ -446,13 +488,23 @@ unsigned long pretty_print_commit(enum cmit_fmt fmt, const char *msg, unsigned l
                } else {
                        body = 1;
                }
-               memset(buf + offset, ' ', 4);
-               memcpy(buf + offset + 4, line, linelen);
-               offset += linelen + 4;
+
+               memset(buf + offset, ' ', indent);
+               memcpy(buf + offset + indent, line, linelen);
+               offset += linelen + indent;
+               if (fmt == CMIT_FMT_ONELINE)
+                       break;
+       }
+       if (fmt == CMIT_FMT_ONELINE) {
+               /* We do not want the terminating newline */
+               if (buf[offset - 1] == '\n')
+                       offset--;
+       }
+       else {
+               /* Make sure there is an EOLN */
+               if (buf[offset - 1] != '\n')
+                       buf[offset++] = '\n';
        }
-       /* Make sure there is an EOLN */
-       if (buf[offset - 1] != '\n')
-               buf[offset++] = '\n';
        buf[offset] = '\0';
        return offset;
 }