refs.c: extract function search_for_subdir()

diff --git a/builtin/merge-file.c b/builtin/merge-file.c
index 1e70073a7ed022675031706a8e9f8c57ff3aa2a9..237abd3c0b27b601aca140bfb67a302666ff9cf2 100644 (file)
--- a/builtin/merge-file.c
+++ b/builtin/merge-file.c
@@ -25,32 +25,36 @@ int cmd_merge_file(int argc, const char **argv, const char *prefix)
        const char *names[3] = { NULL, NULL, NULL };
        mmfile_t mmfs[3];
        mmbuffer_t result = {NULL, 0};
-       xmparam_t xmp = {{XDF_NEED_MINIMAL}};
+       xmparam_t xmp = {{0}};
        int ret = 0, i = 0, to_stdout = 0;
-       int level = XDL_MERGE_ZEALOUS_ALNUM;
-       int style = 0, quiet = 0;
-       int favor = 0;
-       int nongit;
-
+       int quiet = 0;
+       int prefixlen = 0;
        struct option options[] = {
                OPT_BOOLEAN('p', "stdout", &to_stdout, "send results to standard output"),
-               OPT_SET_INT(0, "diff3", &style, "use a diff3 based merge", XDL_MERGE_DIFF3),
-               OPT_SET_INT(0, "ours", &favor, "for conflicts, use our version",
+               OPT_SET_INT(0, "diff3", &xmp.style, "use a diff3 based merge", XDL_MERGE_DIFF3),
+               OPT_SET_INT(0, "ours", &xmp.favor, "for conflicts, use our version",
                            XDL_MERGE_FAVOR_OURS),
-               OPT_SET_INT(0, "theirs", &favor, "for conflicts, use their version",
+               OPT_SET_INT(0, "theirs", &xmp.favor, "for conflicts, use their version",
                            XDL_MERGE_FAVOR_THEIRS),
-               OPT__QUIET(&quiet),
+               OPT_SET_INT(0, "union", &xmp.favor, "for conflicts, use a union version",
+                           XDL_MERGE_FAVOR_UNION),
+               OPT_INTEGER(0, "marker-size", &xmp.marker_size,
+                           "for conflicts, use this marker size"),
+               OPT__QUIET(&quiet, "do not warn about conflicts"),
                OPT_CALLBACK('L', NULL, names, "name",
                             "set labels for file1/orig_file/file2", &label_cb),
                OPT_END(),
        };
 
-       prefix = setup_git_directory_gently(&nongit);
-       if (!nongit) {
+       xmp.level = XDL_MERGE_ZEALOUS_ALNUM;
+       xmp.style = 0;
+       xmp.favor = 0;
+
+       if (startup_info->have_repository) {
                /* Read the configuration file */
                git_config(git_xmerge_config, NULL);
                if (0 <= git_xmerge_style)
-                       style = git_xmerge_style;
+                       xmp.style = git_xmerge_style;
        }
 
        argc = parse_options(argc, argv, prefix, options, merge_file_usage, 0);
@@ -62,18 +66,24 @@ int cmd_merge_file(int argc, const char **argv, const char *prefix)
                                     "%s\n", strerror(errno));
        }
 
+       if (prefix)
+               prefixlen = strlen(prefix);
+
        for (i = 0; i < 3; i++) {
+               const char *fname = prefix_filename(prefix, prefixlen, argv[i]);
                if (!names[i])
                        names[i] = argv[i];
-               if (read_mmfile(mmfs + i, argv[i]))
+               if (read_mmfile(mmfs + i, fname))
                        return -1;
                if (buffer_is_binary(mmfs[i].ptr, mmfs[i].size))
                        return error("Cannot merge binary files: %s\n",
                                        argv[i]);
        }
 
-       ret = xdl_merge(mmfs + 1, mmfs + 0, names[0], mmfs + 2, names[2],
-                       &xmp, XDL_MERGE_FLAGS(level, style, favor), &result);
+       xmp.ancestor = names[1];
+       xmp.file1 = names[0];
+       xmp.file2 = names[2];
+       ret = xdl_merge(mmfs + 1, mmfs + 0, mmfs + 2, &xmp, &result);
 
        for (i = 0; i < 3; i++)
                free(mmfs[i].ptr);