/* Command line option handling.
- Copyright (C) 2002, 2003 Free Software Foundation, Inc.
+ Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
This file is part of GCC.
#ifndef GCC_OPTS_H
#define GCC_OPTS_H
-extern int handle_option (int argc, char **argv, int lang_mask);
+/* Specifies how a switch's VAR_VALUE relates to its FLAG_VAR. */
+enum cl_var_type {
+ /* The switch is enabled when FLAG_VAR is nonzero. */
+ CLVC_BOOLEAN,
-#define CL_C (1 << 0) /* Only C. */
-#define CL_OBJC (1 << 1) /* Only ObjC. */
-#define CL_CXX (1 << 2) /* Only C++. */
-#define CL_OBJCXX (1 << 3) /* Only ObjC++. */
-#define CL_JOINED (1 << 4) /* If takes joined argument. */
-#define CL_SEPARATE (1 << 5) /* If takes a separate argument. */
-#define CL_REJECT_NEGATIVE (1 << 6) /* Reject no- form. */
+ /* The switch is enabled when FLAG_VAR == VAR_VALUE. */
+ CLVC_EQUAL,
+
+ /* The switch is enabled when VAR_VALUE is not set in FLAG_VAR. */
+ CLVC_BIT_CLEAR,
+
+ /* The switch is enabled when VAR_VALUE is set in FLAG_VAR. */
+ CLVC_BIT_SET,
+
+ /* The switch takes a string argument and FLAG_VAR points to that
+ argument. */
+ CLVC_STRING
+};
+
+struct cl_option
+{
+ const char *opt_text;
+ const char *help;
+ unsigned short back_chain;
+ unsigned char opt_len;
+ unsigned int flags;
+ void *flag_var;
+ enum cl_var_type var_type;
+ int var_value;
+};
+
+/* Records that the state of an option consists of SIZE bytes starting
+ at DATA. DATA might point to CH in some cases. */
+struct cl_option_state {
+ const void *data;
+ size_t size;
+ char ch;
+};
+
+extern const struct cl_option cl_options[];
+extern const unsigned int cl_options_count;
+extern const char *const lang_names[];
+
+#define CL_DISABLED (1 << 21) /* Disabled in this configuration. */
+#define CL_TARGET (1 << 22) /* Target-specific option. */
+#define CL_REPORT (1 << 23) /* Report argument with -fverbose-asm */
+#define CL_JOINED (1 << 24) /* If takes joined argument. */
+#define CL_SEPARATE (1 << 25) /* If takes a separate argument. */
+#define CL_REJECT_NEGATIVE (1 << 26) /* Reject no- form. */
+#define CL_MISSING_OK (1 << 27) /* Missing argument OK (joined). */
+#define CL_UINTEGER (1 << 28) /* Argument is an integer >=0. */
+#define CL_COMMON (1 << 29) /* Language-independent. */
+#define CL_UNDOCUMENTED (1 << 30) /* Do not output with --help. */
+
+/* Input file names. */
+
+extern const char **in_fnames;
+
+/* The count of input filenames. */
+
+extern unsigned num_in_fnames;
+
+extern void decode_options (unsigned int argc, const char **argv);
+extern int option_enabled (int opt_idx);
+extern bool get_option_state (int, struct cl_option_state *);
#endif