Get awk to build and make it hackable

This commit is contained in:
Justine Tunney 2022-08-21 13:38:45 -07:00
parent 2f1679e5cf
commit 99a92048b4
19 changed files with 885 additions and 596 deletions

100
third_party/awk/run.c vendored
View file

@ -1,44 +1,46 @@
/****************************************************************
Copyright (C) Lucent Technologies 1997
All Rights Reserved
Permission to use, copy, modify, and distribute this software and
its documentation for any purpose and without fee is hereby
granted, provided that the above copyright notice appear in all
copies and that both that the copyright notice and this
permission notice and warranty disclaimer appear in supporting
documentation, and that the name Lucent Technologies or any of
its entities not be used in advertising or publicity pertaining
to distribution of the software without specific, written prior
permission.
LUCENT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.
IN NO EVENT SHALL LUCENT OR ANY OF ITS ENTITIES BE LIABLE FOR ANY
SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
THIS SOFTWARE.
****************************************************************/
/*-*- mode:c;indent-tabs-mode:t;c-basic-offset:8;tab-width:8;coding:utf-8 -*-│
vi: set et ft=c ts=8 tw=8 fenc=utf-8 :vi
Copyright (C) Lucent Technologies 1997
All Rights Reserved
Permission to use, copy, modify, and distribute this software and
its documentation for any purpose and without fee is hereby
granted, provided that the above copyright notice appear in all
copies and that both that the copyright notice and this
permission notice and warranty disclaimer appear in supporting
documentation, and that the name Lucent Technologies or any of
its entities not be used in advertising or publicity pertaining
to distribution of the software without specific, written prior
permission.
LUCENT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.
IN NO EVENT SHALL LUCENT OR ANY OF ITS ENTITIES BE LIABLE FOR ANY
SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF
THIS SOFTWARE.
*/
#define DEBUG
#include <stdio.h>
#include <ctype.h>
#include <errno.h>
#include <wchar.h>
#include <wctype.h>
#include <fcntl.h>
#include <setjmp.h>
#include <limits.h>
#include <math.h>
#include <string.h>
#include <stdlib.h>
#include <time.h>
#include <sys/types.h>
#include <sys/wait.h>
#include "awk.h"
#include "awkgram.tab.h"
#include "libc/calls/calls.h"
#include "libc/calls/weirdtypes.h"
#include "libc/errno.h"
#include "libc/fmt/conv.h"
#include "libc/fmt/fmt.h"
#include "libc/mem/mem.h"
#include "libc/runtime/runtime.h"
#include "libc/str/str.h"
#include "libc/sysv/consts/f.h"
#include "libc/sysv/consts/fd.h"
#include "libc/time/time.h"
#include "third_party/awk/awk.h"
#include "third_party/awk/awkgram.tab.h"
#include "third_party/libcxx/math.h"
// clang-format off
static void stdinit(void);
static void flush_all(void);
@ -56,23 +58,7 @@ void tempfree(Cell *p) {
}
#endif
/* do we really need these? */
/* #ifdef _NFILE */
/* #ifndef FOPEN_MAX */
/* #define FOPEN_MAX _NFILE */
/* #endif */
/* #endif */
/* */
/* #ifndef FOPEN_MAX */
/* #define FOPEN_MAX 40 */ /* max number of open files */
/* #endif */
/* */
/* #ifndef RAND_MAX */
/* #define RAND_MAX 32767 */ /* all that ansi guarantees */
/* #endif */
jmp_buf env;
extern int pairstack[];
extern Awkfloat srand_seed;
Node *winner = NULL; /* root of parse tree */
@ -1659,10 +1645,8 @@ Cell *bltin(Node **a, int n) /* builtin functions. a[0] is type, a[1] is arg lis
u = WEXITSTATUS(status);
} else if (WIFSIGNALED(status)) {
u = WTERMSIG(status) + 256;
#ifdef WCOREDUMP
if (WCOREDUMP(status))
u += 256;
#endif
} else /* something else?!? */
u = 0;
}