gcc/m2/lang-specs.h

   1 /* Definitions for specs for GNU Modula-2.
   2    Copyright (C) 2001-2023 Free Software Foundation, Inc.
   3    Contributed by Gaius Mulley.
   4
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 3, or (at your option)
  10 any later version.
  11
  12 GCC is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GCC; see the file COPYING3.  If not see
  19 <http://www.gnu.org/licenses/>.  */
  20
  21 /* This is the contribution to the `default_compilers' array in gcc.c for
  22    GNU Modula-2.  */
  23
  24 /* A spec for the 'integrated' preprocessor implementation for Modula-2.  */
  25 #define M2CPP \
  26   "%{E|M|MM|fcpp: %{E} -fcpp-begin " \
  27   "      %{!E:-E} %(cpp_unique_options) -traditional-cpp -ansi " \
  28   "      -fcpp-end %{B*} %{save-temps*} ; \
  29      : %{v} %I %{B*} %{save-temps*} } "
  30
  31 /* We have three modes:
  32    1. When the preprocessing step is explict and there is no following
  33       compilation.  Here we do a similar process to cc1 -E where most of
  34       the compilation is short-circuited.
  35    2. When we are mimicking an integrated preprocessor.  Here we use the
  36       modula-2 'fcpp' to construct a command line for the preprocessor and
  37       snarf save-temps and dumpdir inputs to try and be consistent.
  38    3. We can consume a pre-processed modula-2 source.  */
  39
  40   {".mod", "@modula-2", 0, 0, 0},
  41   {"@modula-2",
  42    /* For preprocessing we use cc1 but wrap it in cc1gm2.  */
  43    "%{E|M|MM:\
  44       cc1gm2 " M2CPP " %{!fcpp:-fcpp;:%{fcpp}} %{fm2-pathname*} %i } \
  45     %{!E:%{!M:%{!MM:\
  46       cc1gm2 " M2CPP " %(cc1_options) %{fm2-pathname*} %i %{c} \
  47       %{!fcpp:%{MD|MMD|MF*: \
  48                 %eto generate dependencies you must specify '-fcpp' }} \
  49       %{!fsyntax-only:%(invoke_as)} \
  50     }}}", 0, 0, 0},
  51   {".m2i", "@modula-2-cpp-output", 0, 0, 0},
  52   {"@modula-2-cpp-output",
  53    "%{!M:%{!MM:%{!E: \
  54       cc1gm2 %<fcpp %(cc1_options) %{v} %I -fmod=.mod.m2i -fdef=.def.m2i \
  55         %{fm2-pathname*} \
  56         -fpreprocessed %i %{c} \
  57     %{!fsyntax-only:%(invoke_as)}}}}", 0, 0, 0},