git-credential-netrc: use in-tree Git.pm for tests
[gitweb.git] / builtin / rev-parse.c
index 96d06a5d01d6189a647baae4f8c401d8435fff37..a1e680b5e912beeed183dc271b0ae970a45a4814 100644 (file)
@@ -243,28 +243,28 @@ static int show_file(const char *arg, int output_prefix)
 static int try_difference(const char *arg)
 {
        char *dotdot;
-       struct object_id oid;
-       struct object_id end;
-       const char *next;
-       const char *this;
+       struct object_id start_oid;
+       struct object_id end_oid;
+       const char *end;
+       const char *start;
        int symmetric;
        static const char head_by_default[] = "HEAD";
 
        if (!(dotdot = strstr(arg, "..")))
                return 0;
-       next = dotdot + 2;
-       this = arg;
-       symmetric = (*next == '.');
+       end = dotdot + 2;
+       start = arg;
+       symmetric = (*end == '.');
 
        *dotdot = 0;
-       next += symmetric;
+       end += symmetric;
 
-       if (!*next)
-               next = head_by_default;
+       if (!*end)
+               end = head_by_default;
        if (dotdot == arg)
-               this = head_by_default;
+               start = head_by_default;
 
-       if (this == head_by_default && next == head_by_default &&
+       if (start == head_by_default && end == head_by_default &&
            !symmetric) {
                /*
                 * Just ".."?  That is not a range but the
@@ -274,14 +274,14 @@ static int try_difference(const char *arg)
                return 0;
        }
 
-       if (!get_oid_committish(this, &oid) && !get_oid_committish(next, &end)) {
-               show_rev(NORMAL, &end, next);
-               show_rev(symmetric ? NORMAL : REVERSED, &oid, this);
+       if (!get_oid_committish(start, &start_oid) && !get_oid_committish(end, &end_oid)) {
+               show_rev(NORMAL, &end_oid, end);
+               show_rev(symmetric ? NORMAL : REVERSED, &start_oid, start);
                if (symmetric) {
                        struct commit_list *exclude;
                        struct commit *a, *b;
-                       a = lookup_commit_reference(&oid);
-                       b = lookup_commit_reference(&end);
+                       a = lookup_commit_reference(&start_oid);
+                       b = lookup_commit_reference(&end_oid);
                        exclude = get_merge_bases(a, b);
                        while (exclude) {
                                struct commit *commit = pop_commit(&exclude);