Implemented project structure

xpack-riscv-none-elf-gcc-13.4.0-1/lib/gcc/riscv-none-elf/13.4.0/plugin/include/gcc.h

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+/* Header file for modules that link with gcc.cc
+   Copyright (C) 1999-2023 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 3, or (at your option) any later
+version.
+
+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+for more details.
+
+You should have received a copy of the GNU General Public License
+along with GCC; see the file COPYING3.  If not see
+<http://www.gnu.org/licenses/>.  */
+
+#ifndef GCC_GCC_H
+#define GCC_GCC_H
+
+#include "version.h"
+#include "diagnostic-core.h"
+
+/* The top-level "main" within the driver would be ~1000 lines long.
+   This class breaks it up into smaller functions and contains some
+   state shared by them.  */
+
+class driver
+{
+ public:
+  driver (bool can_finalize, bool debug);
+  ~driver ();
+  int main (int argc, char **argv);
+  void finalize ();
+
+ private:
+  void set_progname (const char *argv0) const;
+  void expand_at_files (int *argc, char ***argv) const;
+  void decode_argv (int argc, const char **argv);
+  void global_initializations ();
+  void build_multilib_strings () const;
+  void set_up_specs () const;
+  void putenv_COLLECT_GCC (const char *argv0) const;
+  void maybe_putenv_COLLECT_LTO_WRAPPER () const;
+  void maybe_putenv_OFFLOAD_TARGETS () const;
+  void handle_unrecognized_options ();
+  int maybe_print_and_exit () const;
+  bool prepare_infiles ();
+  void do_spec_on_infiles () const;
+  void maybe_run_linker (const char *argv0) const;
+  void final_actions () const;
+  void detect_jobserver () const;
+  int get_exit_code () const;
+
+ private:
+  char *explicit_link_files;
+  struct cl_decoded_option *decoded_options;
+  unsigned int decoded_options_count;
+  option_proposer m_option_proposer;
+};
+
+/* The mapping of a spec function name to the C function that
+   implements it.  */
+struct spec_function
+{
+  const char *name;
+  const char *(*func) (int, const char **);
+};
+
+/* These are exported by gcc.cc.  */
+extern int do_spec (const char *);
+extern void record_temp_file (const char *, int, int);
+extern void set_input (const char *);
+
+/* Spec files linked with gcc.cc must provide definitions for these.  */
+
+/* Called before processing to change/add/remove arguments.  */
+extern void lang_specific_driver (struct cl_decoded_option **,
+				  unsigned int *, int *);
+
+/* Called before linking.  Returns 0 on success and -1 on failure.  */
+extern int lang_specific_pre_link (void);
+
+extern int n_infiles;
+
+/* Number of extra output files that lang_specific_pre_link may generate.  */
+extern int lang_specific_extra_outfiles;
+
+/* A vector of corresponding output files is made up later.  */
+
+extern const char **outfiles;
+
+extern void
+driver_get_configure_time_options (void (*cb)(const char *option,
+					      void *user_data),
+				   void *user_data);
+
+#endif /* ! GCC_GCC_H */