vcs-svn: allow input from file descriptor

diff --git a/parse-options.h b/parse-options.h
index 7581e931da13151473739036a89d9d19303eb18b..31ec5d24763b13b3e97c79f7a3edd6e7799bcd91 100644 (file)
--- a/parse-options.h
+++ b/parse-options.h
@@ -17,6 +17,7 @@ enum parse_opt_type {
        OPTION_STRING,
        OPTION_INTEGER,
        OPTION_CALLBACK,
+       OPTION_LOWLEVEL_CALLBACK,
        OPTION_FILENAME
 };
 
@@ -25,7 +26,7 @@ enum parse_opt_flags {
        PARSE_OPT_STOP_AT_NON_OPTION = 2,
        PARSE_OPT_KEEP_ARGV0 = 4,
        PARSE_OPT_KEEP_UNKNOWN = 8,
-       PARSE_OPT_NO_INTERNAL_HELP = 16,
+       PARSE_OPT_NO_INTERNAL_HELP = 16
 };
 
 enum parse_opt_option_flags {
@@ -37,11 +38,16 @@ enum parse_opt_option_flags {
        PARSE_OPT_NODASH = 32,
        PARSE_OPT_LITERAL_ARGHELP = 64,
        PARSE_OPT_NEGHELP = 128,
+       PARSE_OPT_SHELL_EVAL = 256
 };
 
 struct option;
 typedef int parse_opt_cb(const struct option *, const char *arg, int unset);
 
+struct parse_opt_ctx_t;
+typedef int parse_opt_ll_cb(struct parse_opt_ctx_t *ctx,
+                               const struct option *opt, int unset);
+
 /*
  * `type`::
  *   holds the type of the option, you must have an OPTION_END last in your
@@ -68,7 +74,7 @@ typedef int parse_opt_cb(const struct option *, const char *arg, int unset);
  * `flags`::
  *   mask of parse_opt_option_flags.
  *   PARSE_OPT_OPTARG: says that the argument is optional (not for BOOLEANs)
- *   PARSE_OPT_NOARG: says that this option takes no argument
+ *   PARSE_OPT_NOARG: says that this option does not take an argument
  *   PARSE_OPT_NONEG: says that this option cannot be negated
  *   PARSE_OPT_HIDDEN: this option is skipped in the default usage, and
  *                     shown only in the full usage.
@@ -86,7 +92,8 @@ typedef int parse_opt_cb(const struct option *, const char *arg, int unset);
  *                             useful for users of OPTION_NEGBIT.
  *
  * `callback`::
- *   pointer to the callback to use for OPTION_CALLBACK.
+ *   pointer to the callback to use for OPTION_CALLBACK or
+ *   OPTION_LOWLEVEL_CALLBACK.
  *
  * `defval`::
  *   default value to fill (*->value) with for PARSE_OPT_OPTARG.
@@ -160,7 +167,8 @@ extern NORETURN void usage_msg_opt(const char *msg,
 enum {
        PARSE_OPT_HELP = -1,
        PARSE_OPT_DONE,
-       PARSE_OPT_UNKNOWN,
+       PARSE_OPT_NON_OPTION,
+       PARSE_OPT_UNKNOWN
 };
 
 /*
@@ -179,7 +187,7 @@ struct parse_opt_ctx_t {
 
 extern void parse_options_start(struct parse_opt_ctx_t *ctx,
                                int argc, const char **argv, const char *prefix,
-                               int flags);
+                               const struct option *options, int flags);
 
 extern int parse_options_step(struct parse_opt_ctx_t *ctx,
                              const struct option *options,
@@ -197,14 +205,15 @@ 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_tertiary(const struct option *, const char *, int);
 
-#define OPT__VERBOSE(var)  OPT_BOOLEAN('v', "verbose", (var), "be verbose")
-#define OPT__QUIET(var)    OPT_BOOLEAN('q', "quiet",   (var), "be quiet")
+#define OPT__VERBOSE(var, h)  OPT_BOOLEAN('v', "verbose", (var), (h))
+#define OPT__QUIET(var, h)    OPT_BOOLEAN('q', "quiet",   (var), (h))
 #define OPT__VERBOSITY(var) \
        { OPTION_CALLBACK, 'v', "verbose", (var), NULL, "be more verbose", \
          PARSE_OPT_NOARG, &parse_opt_verbosity_cb, 0 }, \
        { OPTION_CALLBACK, 'q', "quiet", (var), NULL, "be more quiet", \
          PARSE_OPT_NOARG, &parse_opt_verbosity_cb, 0 }
-#define OPT__DRY_RUN(var)  OPT_BOOLEAN('n', "dry-run", (var), "dry run")
+#define OPT__DRY_RUN(var, h)  OPT_BOOLEAN('n', "dry-run", (var), (h))
+#define OPT__FORCE(var, h)    OPT_BOOLEAN('f', "force",   (var), (h))
 #define OPT__ABBREV(var)  \
        { OPTION_CALLBACK, 0, "abbrev", (var), "n", \
          "use <n> digits to display SHA-1s", \