mmap(win32): avoid copy-on-write when it is unnecessary

diff --git a/parse-options.h b/parse-options.h
index 08d7818935b8c1a7cab5ff2366bb75b9903594b5..ea4af92a5110554c450665e08fce3a97310e5640 100644 (file)
--- a/parse-options.h
+++ b/parse-options.h
@@ -16,6 +16,7 @@ enum parse_opt_type {
        /* options with arguments (usually) */
        OPTION_STRING,
        OPTION_INTEGER,
+       OPTION_MAGNITUDE,
        OPTION_CALLBACK,
        OPTION_LOWLEVEL_CALLBACK,
        OPTION_FILENAME
@@ -129,6 +130,8 @@ struct option {
 #define OPT_CMDMODE(s, l, v, h, i)  { OPTION_CMDMODE, (s), (l), (v), NULL, \
                                      (h), PARSE_OPT_NOARG|PARSE_OPT_NONEG, NULL, (i) }
 #define OPT_INTEGER(s, l, v, h)     { OPTION_INTEGER, (s), (l), (v), N_("n"), (h) }
+#define OPT_MAGNITUDE(s, l, v, h)   { OPTION_MAGNITUDE, (s), (l), (v), \
+                                     N_("n"), (h), PARSE_OPT_NONEG }
 #define OPT_STRING(s, l, v, a, h)   { OPTION_STRING,  (s), (l), (v), (a), (h) }
 #define OPT_STRING_LIST(s, l, v, a, h) \
                                    { OPTION_CALLBACK, (s), (l), (v), (a), \
@@ -196,7 +199,7 @@ enum {
 struct parse_opt_ctx_t {
        const char **argv;
        const char **out;
-       int argc, cpidx;
+       int argc, cpidx, total;
        const char *opt;
        int flags;
        const char *prefix;
@@ -220,10 +223,13 @@ extern int parse_opt_approxidate_cb(const struct option *, const char *, int);
 extern int parse_opt_expiry_date_cb(const struct option *, const char *, int);
 extern int parse_opt_color_flag_cb(const struct option *, const char *, int);
 extern int parse_opt_verbosity_cb(const struct option *, const char *, int);
-extern int parse_opt_with_commit(const struct option *, const char *, int);
+extern int parse_opt_object_name(const struct option *, const char *, int);
+extern int parse_opt_commits(const struct option *, const char *, int);
 extern int parse_opt_tertiary(const struct option *, const char *, int);
 extern int parse_opt_string_list(const struct option *, const char *, int);
 extern int parse_opt_noop_cb(const struct option *, const char *, int);
+extern int parse_opt_passthru(const struct option *, const char *, int);
+extern int parse_opt_passthru_argv(const struct option *, const char *, int);
 
 #define OPT__VERBOSE(var, h)  OPT_COUNTUP('v', "verbose", (var), (h))
 #define OPT__QUIET(var, h)    OPT_COUNTUP('q', "quiet",   (var), (h))
@@ -242,5 +248,16 @@ extern int parse_opt_noop_cb(const struct option *, const char *, int);
        OPT_COLOR_FLAG(0, "color", (var), (h))
 #define OPT_COLUMN(s, l, v, h) \
        { OPTION_CALLBACK, (s), (l), (v), N_("style"), (h), PARSE_OPT_OPTARG, parseopt_column_callback }
+#define OPT_PASSTHRU(s, l, v, a, h, f) \
+       { OPTION_CALLBACK, (s), (l), (v), (a), (h), (f), parse_opt_passthru }
+#define OPT_PASSTHRU_ARGV(s, l, v, a, h, f) \
+       { OPTION_CALLBACK, (s), (l), (v), (a), (h), (f), parse_opt_passthru_argv }
+#define _OPT_CONTAINS_OR_WITH(name, variable, help, flag) \
+       { OPTION_CALLBACK, 0, name, (variable), N_("commit"), (help), \
+         PARSE_OPT_LASTARG_DEFAULT | flag, \
+         parse_opt_commits, (intptr_t) "HEAD" \
+       }
+#define OPT_CONTAINS(v, h) _OPT_CONTAINS_OR_WITH("contains", v, h, 0)
+#define OPT_WITH(v, h) _OPT_CONTAINS_OR_WITH("with", v, h, PARSE_OPT_HIDDEN)
 
 #endif