Remove variables not needed when using poll

diff --git a/commit.c b/commit.c
index 59e93d4590da927cc956f043407eaff79cc308aa..f735f981bb2d4d7594e416bcb728ac06d09ebd0c 100644 (file)
--- a/commit.c
+++ b/commit.c
@@ -3,6 +3,8 @@
 #include "commit.h"
 #include "cache.h"
 
+int save_commit_buffer = 1;
+
 struct sort_node
 {
        /*
@@ -38,23 +40,32 @@ enum cmit_fmt get_commit_format(const char *arg)
        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));
 
        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)
@@ -69,7 +80,7 @@ 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)
@@ -255,7 +266,7 @@ 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;
        }
@@ -348,7 +359,7 @@ 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;