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Upgrade the One True Awk

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Justine Tunney 2024-04-06 19:21:48 -07:00
parent b9d6e6e348
commit 49a32136f8
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GPG key ID: BE714B4575D6E328
15 changed files with 5280 additions and 4322 deletions
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75
third_party/awk/tran.c vendored
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@ -1,36 +1,34 @@
/*-*- mode:c;indent-tabs-mode:t;c-basic-offset:8;tab-width:8;coding:utf-8 -*-│
│ vi: set noet ft=c ts=8 sw=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 "libc/fmt/conv.h"
#include "libc/math.h"
#include "libc/mem/mem.h"
#include "libc/str/str.h"
#include "third_party/awk/awk.h"
/****************************************************************
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 <math.h>
#include <ctype.h>
#include <string.h>
#include <stdlib.h>
#include "awk.h"
#define FULLTAB 2 /* rehash when table gets this x full */
#define GROWTAB 4 /* grow table by this factor */
@ -310,7 +308,7 @@ Awkfloat setfval(Cell *vp, Awkfloat f) /* set float val of a Cell */
} else if (&vp->fval == NF) {
donerec = false; /* mark $0 invalid */
setlastfld(f);
DPRINTF("setting NF to %g\n", f);
DPRINTF("setfval: setting NF to %g\n", f);
} else if (isrec(vp)) {
donefld = false; /* mark $1... invalid */
donerec = true;
@ -350,6 +348,10 @@ char *setsval(Cell *vp, const char *s) /* set string val of a Cell */
(void*)vp, NN(vp->nval), s, vp->tval, donerec, donefld);
if ((vp->tval & (NUM | STR)) == 0)
funnyvar(vp, "assign to");
if (CSV && (vp == rsloc))
WARNING("danger: don't set RS when --csv is in effect");
if (CSV && (vp == fsloc))
WARNING("danger: don't set FS when --csv is in effect");
if (isfld(vp)) {
donerec = false; /* mark $0 invalid */
fldno = atoi(vp->nval);
@ -377,7 +379,7 @@ char *setsval(Cell *vp, const char *s) /* set string val of a Cell */
donerec = false; /* mark $0 invalid */
f = getfval(vp);
setlastfld(f);
DPRINTF("setting NF to %g\n", f);
DPRINTF("setsval: setting NF to %g\n", f);
}
return(vp->sval);
@ -565,7 +567,6 @@ Cell *catstr(Cell *a, Cell *b) /* concatenate a and b */
char *qstring(const char *is, int delim) /* collect string up to next delim */
{
const char *os = is;
int c, n;
const uschar *s = (const uschar *) is;
uschar *buf, *bp;
@ -574,7 +575,7 @@ char *qstring(const char *is, int delim) /* collect string up to next delim */
FATAL( "out of space in qstring(%s)", s);
for (bp = buf; (c = *s) != delim; s++) {
if (c == '\n')
SYNTAX( "newline in string %.20s...", os );
SYNTAX( "newline in string %.20s...", is );
else if (c != '\\')
*bp++ = c;
else { /* \something */