57 lines
1.8 KiB
D
57 lines
1.8 KiB
D
/* GDC -- D front-end for GCC
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Copyright (C) 2013-2019 Free Software Foundation, Inc.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>.
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*/
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/* This module provides the C main() function supplied by the user's program. */
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module __entrypoint;
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extern(C):
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/* The D main() function supplied by the user's program
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It always has `_Dmain` symbol name and uses C calling convention.
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But D frontend returns its type as `extern(D)` because of Issue 9028.
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As we need to deal with actual calling convention we have to mark it
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as `extern(C)` and use its symbol name.
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*/
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int _Dmain(char[][] args);
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int _d_run_main(int argc, char **argv, void* mainFunc);
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/* Substitutes for the C main() function. Just calls into d_run_main with
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the default main function. Applications are free to implement their own
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main function and call the _d_run_main function themselves with any main
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function.
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*/
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int main(int argc, char **argv)
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{
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return _d_run_main(argc, argv, &_Dmain);
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}
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/* This is apparently needed on Solaris because the C tool chain seems to
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expect the main function to be called _main. It needs both not just one!
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*/
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version (Solaris)
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int _main(int argc, char** argv)
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{
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return main(argc, argv);
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}
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