/* Support for the DSL of -fdiagnostics-add-output= and -fdiagnostics-set-output=. Copyright (C) 2024-2025 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 . */ #ifndef GCC_DIAGNOSTIC_OUTPUT_SPEC_H #define GCC_DIAGNOSTIC_OUTPUT_SPEC_H #include "diagnostic-format.h" #include "diagnostic-output-file.h" namespace diagnostics_output_spec { /* An abstract base class for handling the DSL of -fdiagnostics-add-output= and -fdiagnostics-set-output=. */ class context { public: std::unique_ptr parse_and_make_sink (const char *, diagnostic_context &dc); void report_error (const char *gmsgid, ...) const ATTRIBUTE_GCC_DIAG(2,3); void report_unknown_key (const char *unparsed_arg, const std::string &key, const std::string &scheme_name, auto_vec &known_keys) const; void report_missing_key (const char *unparsed_arg, const std::string &key, const std::string &scheme_name, const char *metavar) const; diagnostic_output_file open_output_file (label_text &&filename) const; const char * get_option_name () const { return m_option_name; } line_maps * get_affected_location_mgr () const { return m_affected_location_mgr; } virtual ~context () {} virtual void report_error_va (const char *gmsgid, va_list *ap) const = 0; virtual const char * get_base_filename () const = 0; protected: context (const char *option_name, line_maps *affected_location_mgr) : m_option_name (option_name), m_affected_location_mgr (affected_location_mgr) { } const char *m_option_name; line_maps *m_affected_location_mgr; }; /* A subclass that implements reporting errors via a diagnostic_context. */ struct gcc_spec_context : public diagnostics_output_spec::context { public: gcc_spec_context (diagnostic_context &dc, line_maps *affected_location_mgr, line_maps *control_location_mgr, location_t loc, const char *option_name) : context (option_name, affected_location_mgr), m_dc (dc), m_control_location_mgr (control_location_mgr), m_loc (loc) {} void report_error_va (const char *gmsgid, va_list *ap) const final override ATTRIBUTE_GCC_DIAG(2, 0) { m_dc.begin_group (); rich_location richloc (m_control_location_mgr, m_loc); m_dc.diagnostic_impl (&richloc, nullptr, -1, gmsgid, ap, DK_ERROR); m_dc.end_group (); } diagnostic_context &m_dc; line_maps *m_control_location_mgr; location_t m_loc; }; } // namespace diagnostics_output_spec #endif