/usr/include/d/4.8/__entrypoint.di is in libphobos-4.8-dev 4.8.2-19ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 | /* GDC -- D front-end for GCC
Copyright (C) 2013 Free Software Foundation, Inc.
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/>.
*/
/* This module provides the C main() function supplied by the user's program. */
module __entrypoint;
extern(C):
/* The memory between the addresses of _tlsstart and _tlsend is the storage for
thread-local data in D 2.0. Both of these rely on the default linker script
of:
.tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
.tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
to group the sections in that order.
Sadly, this does not work because ld orders .tdata after .tdata.*, despite
what the linker script says.
*/
size_t _tlsstart = 3;
size_t _tlsend = void;
/* The D main() function supplied by the user's program
It always has `_Dmain` symbol name and uses C calling convention.
But D frontend returns its type as `extern(D)` because of Issue 9028.
As we need to deal with actual calling convention we have to mark it
as `extern(C)` and use its symbol name.
*/
int _Dmain(char[][] args);
int _d_run_main(int argc, char **argv, void* mainFunc);
/* Substitutes for the C main() function. Just calls into d_run_main with
the default main function. Applications are free to implement their own
main function and call the _d_run_main function themselves with any main
function.
*/
int main(int argc, char **argv)
{
return _d_run_main(argc, argv, &_Dmain);
}
/* This is apparently needed on Solaris because the C tool chain seems to
expect the main function to be called _main. It needs both not just one!
*/
version (Solaris)
int _main(int argc, char** argv)
{
return main(argc, argv);
}
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