62 lines
2.9 KiB
C
62 lines
2.9 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ This program is free software; you can redistribute it and/or modify │
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│ it under the terms of the GNU General Public License as published by │
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│ the Free Software Foundation; version 2 of the License. │
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│ │
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│ This program is distributed in the hope that it will be useful, but │
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│ WITHOUT ANY WARRANTY; without even the implied warranty of │
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│ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU │
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│ General Public License for more details. │
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│ │
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│ You should have received a copy of the GNU General Public License │
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│ along with this program; if not, write to the Free Software │
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│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
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│ 02110-1301 USA │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/runtime/runtime.h"
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#include "libc/stdio/stdio.h"
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#include "libc/sysv/consts/ex.h"
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#include "libc/sysv/consts/fileno.h"
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#include "libc/x/x.h"
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#include "tool/build/lib/loader.h"
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#include "tool/build/lib/machine.h"
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#include "tool/build/lib/syscall.h"
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struct Machine m[1];
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int main(int argc, char *argv[]) {
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int rc;
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struct Elf elf;
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const char *codepath;
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codepath = argv[1];
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if (argc < 2) {
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fputs("Usage: ", stderr);
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fputs(argv[0], stderr);
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fputs(" PROG [ARGS...]\n", stderr);
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return EX_USAGE;
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}
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InitMachine(m);
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LoadProgram(m, argv[1], argv + 2, environ, &elf);
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m->fds.i = 3;
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m->fds.n = 8;
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m->fds.p = xcalloc(m->fds.n, sizeof(struct MachineFd));
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m->fds.p[0].fd = STDIN_FILENO;
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m->fds.p[0].cb = &kMachineFdCbHost;
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m->fds.p[1].fd = STDOUT_FILENO;
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m->fds.p[1].cb = &kMachineFdCbHost;
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m->fds.p[2].fd = STDERR_FILENO;
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m->fds.p[2].cb = &kMachineFdCbHost;
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if (!(rc = setjmp(m->onhalt))) {
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for (;;) {
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LoadInstruction(m);
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ExecuteInstruction(m);
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}
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} else {
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return rc;
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}
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}
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