Makefile: fix shell quoting

diff --git a/parse-options.c b/parse-options.c
index 8e64316fe002fe90c58de61e4d6558ee4ad87157..f8d52e21fe1f0bced3d4abf081f02000bbd7df62 100644 (file)
--- a/parse-options.c
+++ b/parse-options.c
@@ -344,7 +344,10 @@ void usage_with_options_internal(const char * const *usagestr,
                        break;
                case OPTION_INTEGER:
                        if (opts->flags & PARSE_OPT_OPTARG)
-                               pos += fprintf(stderr, " [<n>]");
+                               if (opts->long_name)
+                                       pos += fprintf(stderr, "[=<n>]");
+                               else
+                                       pos += fprintf(stderr, "[<n>]");
                        else
                                pos += fprintf(stderr, " <n>");
                        break;
@@ -355,12 +358,18 @@ void usage_with_options_internal(const char * const *usagestr,
                case OPTION_STRING:
                        if (opts->argh) {
                                if (opts->flags & PARSE_OPT_OPTARG)
-                                       pos += fprintf(stderr, " [<%s>]", opts->argh);
+                                       if (opts->long_name)
+                                               pos += fprintf(stderr, "[=<%s>]", opts->argh);
+                                       else
+                                               pos += fprintf(stderr, "[<%s>]", opts->argh);
                                else
                                        pos += fprintf(stderr, " <%s>", opts->argh);
                        } else {
                                if (opts->flags & PARSE_OPT_OPTARG)
-                                       pos += fprintf(stderr, " [...]");
+                                       if (opts->long_name)
+                                               pos += fprintf(stderr, "[=...]");
+                                       else
+                                               pos += fprintf(stderr, "[...]");
                                else
                                        pos += fprintf(stderr, " ...");
                        }
@@ -409,3 +418,10 @@ int parse_opt_abbrev_cb(const struct option *opt, const char *arg, int unset)
        *(int *)(opt->value) = v;
        return 0;
 }
+
+int parse_opt_approxidate_cb(const struct option *opt, const char *arg,
+                            int unset)
+{
+       *(unsigned long *)(opt->value) = approxidate(arg);
+       return 0;
+}