revision.c: allow handle_revision_arg() to take other flags

The existing "cant_be_filename" that tells the function that the
caller knows the arg is not a path (hence it does not have to be
checked for absense of the file whose name matches it) is made into
a bit in the flag word.

Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin/pack-objects.c b/builtin/pack-objects.c
index 0f2e7b8f5cb26910679c39550d59ef23353a278f..48ccaddadf1a9cd9906867ccde62480c753355f1 100644 (file)
--- a/builtin/pack-objects.c
+++ b/builtin/pack-objects.c
@@ -2290,7 +2290,7 @@ static void get_object_list(int ac, const char **av)
                        }
                        die("not a rev '%s'", line);
                }
-               if (handle_revision_arg(line, &revs, flags, 1))
+               if (handle_revision_arg(line, &revs, flags, REVARG_CANNOT_BE_FILENAME))
                        die("bad revision '%s'", line);
        }
 

diff --git a/revision.c b/revision.c
index c3160f2e6fd13bb2ca8cc6f5817a2a2206784d94..929497f0134e465836750fcd1938ceb765eba807 100644 (file)
--- a/revision.c
+++ b/revision.c
@@ -1093,9 +1093,7 @@ static void prepare_show_merge(struct rev_info *revs)
        revs->limited = 1;
 }
 
-int handle_revision_arg(const char *arg_, struct rev_info *revs,
-                       int flags,
-                       int cant_be_filename)
+int handle_revision_arg(const char *arg_, struct rev_info *revs, int flags, unsigned revarg_opt)
 {
        struct object_context oc;
        char *dotdot;
@@ -1103,6 +1101,7 @@ int handle_revision_arg(const char *arg_, struct rev_info *revs,
        unsigned char sha1[20];
        int local_flags;
        const char *arg = arg_;
+       int cant_be_filename = revarg_opt & REVARG_CANNOT_BE_FILENAME;
 
        dotdot = strstr(arg, "..");
        if (dotdot) {
@@ -1236,7 +1235,7 @@ static void read_revisions_from_stdin(struct rev_info *revs,
                        }
                        die("options not supported in --stdin mode");
                }
-               if (handle_revision_arg(sb.buf, revs, 0, 1))
+               if (handle_revision_arg(sb.buf, revs, 0, REVARG_CANNOT_BE_FILENAME))
                        die("bad revision '%s'", sb.buf);
        }
        if (seen_dashdash)
@@ -1684,7 +1683,7 @@ static int handle_revision_pseudo_opt(const char *submodule,
  */
 int setup_revisions(int argc, const char **argv, struct rev_info *revs, struct setup_revision_opt *opt)
 {
-       int i, flags, left, seen_dashdash, read_from_stdin, got_rev_arg = 0;
+       int i, flags, left, seen_dashdash, read_from_stdin, got_rev_arg = 0, revarg_opt;
        struct cmdline_pathspec prune_data;
        const char *submodule = NULL;
 
@@ -1708,6 +1707,7 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, struct s
 
        /* Second, deal with arguments and options */
        flags = 0;
+       revarg_opt = seen_dashdash ? REVARG_CANNOT_BE_FILENAME : 0;
        read_from_stdin = 0;
        for (left = i = 1; i < argc; i++) {
                const char *arg = argv[i];
@@ -1743,7 +1743,8 @@ int setup_revisions(int argc, const char **argv, struct rev_info *revs, struct s
                        continue;
                }
 
-               if (handle_revision_arg(arg, revs, flags, seen_dashdash)) {
+
+               if (handle_revision_arg(arg, revs, flags, revarg_opt)) {
                        int j;
                        if (seen_dashdash || *arg == '^')
                                die("bad revision '%s'", arg);

diff --git a/revision.h b/revision.h
index b8e9223954a5d66e01bd1eb342a936495aa67ad1..8eceaec65db95cc02122cab5693478e8dee5f9fe 100644 (file)
--- a/revision.h
+++ b/revision.h
@@ -190,7 +190,8 @@ extern int setup_revisions(int argc, const char **argv, struct rev_info *revs, s
 extern void parse_revision_opt(struct rev_info *revs, struct parse_opt_ctx_t *ctx,
                                 const struct option *options,
                                 const char * const usagestr[]);
-extern int handle_revision_arg(const char *arg, struct rev_info *revs,int flags,int cant_be_filename);
+#define REVARG_CANNOT_BE_FILENAME 01
+extern int handle_revision_arg(const char *arg, struct rev_info *revs, int flags, unsigned revarg_opt);
 
 extern int prepare_revision_walk(struct rev_info *revs);
 extern struct commit *get_revision(struct rev_info *revs);