439 lines
9.9 KiB
C
439 lines
9.9 KiB
C
/* $NetBSD: subr.c,v 1.5 1997/10/18 14:44:40 lukem Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 1980, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
#ifndef lint
|
|
#if 0
|
|
static char sccsid[] = "@(#)subr.c 8.1 (Berkeley) 6/6/93";
|
|
#endif
|
|
__RCSID("$NetBSD: subr.c,v 1.5 1997/10/18 14:44:40 lukem Exp $");
|
|
#endif /* not lint */
|
|
|
|
#include <ctype.h>
|
|
#include <err.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include "error.h"
|
|
/*
|
|
* Arrayify a list of rules
|
|
*/
|
|
void
|
|
arrayify(e_length, e_array, header)
|
|
int *e_length;
|
|
Eptr **e_array;
|
|
Eptr header;
|
|
{
|
|
Eptr errorp;
|
|
Eptr *array;
|
|
int listlength;
|
|
int listindex;
|
|
|
|
for (errorp = header, listlength = 0;
|
|
errorp; errorp = errorp->error_next, listlength++)
|
|
continue;
|
|
array = (Eptr*)Calloc(listlength+1, sizeof (Eptr));
|
|
for(listindex = 0, errorp = header;
|
|
listindex < listlength;
|
|
listindex++, errorp = errorp->error_next){
|
|
array[listindex] = errorp;
|
|
errorp->error_position = listindex;
|
|
}
|
|
array[listindex] = (Eptr)0;
|
|
*e_length = listlength;
|
|
*e_array = array;
|
|
}
|
|
|
|
char *
|
|
Calloc(nelements, size)
|
|
int nelements;
|
|
int size;
|
|
{
|
|
char *back;
|
|
if ( (back = (char *)calloc(nelements, size)) == (char *)NULL)
|
|
errx(1, "Ran out of memory.");
|
|
return(back);
|
|
}
|
|
|
|
char *
|
|
strsave(instring)
|
|
char *instring;
|
|
{
|
|
char *outstring;
|
|
(void)strcpy(outstring = (char *)Calloc(1, strlen(instring) + 1),
|
|
instring);
|
|
return(outstring);
|
|
}
|
|
|
|
/*
|
|
* find the position of a given character in a string
|
|
* (one based)
|
|
*/
|
|
int
|
|
position(string, ch)
|
|
char *string;
|
|
char ch;
|
|
{
|
|
int i;
|
|
if (string)
|
|
for (i=1; *string; string++, i++){
|
|
if (*string == ch)
|
|
return(i);
|
|
}
|
|
return(-1);
|
|
}
|
|
|
|
/*
|
|
* clobber the first occurance of ch in string by the new character
|
|
*/
|
|
char *
|
|
substitute(string, chold, chnew)
|
|
char *string;
|
|
char chold, chnew;
|
|
{
|
|
char *cp = string;
|
|
|
|
if (cp)
|
|
while (*cp){
|
|
if (*cp == chold){
|
|
*cp = chnew;
|
|
break;
|
|
}
|
|
cp++;
|
|
}
|
|
return(string);
|
|
}
|
|
|
|
char
|
|
lastchar(string)
|
|
char *string;
|
|
{
|
|
int length;
|
|
if (string == 0) return('\0');
|
|
length = strlen(string);
|
|
if (length >= 1)
|
|
return(string[length-1]);
|
|
else
|
|
return('\0');
|
|
}
|
|
|
|
char
|
|
firstchar(string)
|
|
char *string;
|
|
{
|
|
if (string)
|
|
return(string[0]);
|
|
else
|
|
return('\0');
|
|
}
|
|
|
|
char
|
|
next_lastchar(string)
|
|
char *string;
|
|
{
|
|
int length;
|
|
if (string == 0) return('\0');
|
|
length = strlen(string);
|
|
if (length >= 2)
|
|
return(string[length - 2]);
|
|
else
|
|
return('\0');
|
|
}
|
|
|
|
void
|
|
clob_last(string, newstuff)
|
|
char *string, newstuff;
|
|
{
|
|
int length = 0;
|
|
if (string)
|
|
length = strlen(string);
|
|
if (length >= 1)
|
|
string[length - 1] = newstuff;
|
|
}
|
|
|
|
/*
|
|
* parse a string that is the result of a format %s(%d)
|
|
* return TRUE if this is of the proper format
|
|
*/
|
|
boolean
|
|
persperdexplode(string, r_perd, r_pers)
|
|
char *string;
|
|
char **r_perd, **r_pers;
|
|
{
|
|
char *cp;
|
|
int length = 0;
|
|
|
|
if (string)
|
|
length = strlen(string);
|
|
if ( (length >= 4)
|
|
&& (string[length - 1] == ')' ) ){
|
|
for (cp = &string[length - 2];
|
|
(isdigit(*cp)) && (*cp != '(');
|
|
--cp)
|
|
continue;
|
|
if (*cp == '('){
|
|
string[length - 1] = '\0'; /* clobber the ) */
|
|
*r_perd = strsave(cp+1);
|
|
string[length - 1] = ')';
|
|
*cp = '\0'; /* clobber the ( */
|
|
*r_pers = strsave(string);
|
|
*cp = '(';
|
|
return(TRUE);
|
|
}
|
|
}
|
|
return(FALSE);
|
|
}
|
|
|
|
/*
|
|
* parse a quoted string that is the result of a format \"%s\"(%d)
|
|
* return TRUE if this is of the proper format
|
|
*/
|
|
boolean
|
|
qpersperdexplode(string, r_perd, r_pers)
|
|
char *string;
|
|
char **r_perd, **r_pers;
|
|
{
|
|
char *cp;
|
|
int length = 0;
|
|
|
|
if (string)
|
|
length = strlen(string);
|
|
if ( (length >= 4)
|
|
&& (string[length - 1] == ')' ) ){
|
|
for (cp = &string[length - 2];
|
|
(isdigit(*cp)) && (*cp != '(');
|
|
--cp)
|
|
continue;
|
|
if (*cp == '(' && *(cp - 1) == '"'){
|
|
string[length - 1] = '\0';
|
|
*r_perd = strsave(cp+1);
|
|
string[length - 1] = ')';
|
|
*(cp - 1) = '\0'; /* clobber the " */
|
|
*r_pers = strsave(string + 1);
|
|
*(cp - 1) = '"';
|
|
return(TRUE);
|
|
}
|
|
}
|
|
return(FALSE);
|
|
}
|
|
|
|
static char cincomment[] = CINCOMMENT;
|
|
static char coutcomment[] = COUTCOMMENT;
|
|
static char fincomment[] = FINCOMMENT;
|
|
static char foutcomment[] = FOUTCOMMENT;
|
|
static char newline[] = NEWLINE;
|
|
static char piincomment[] = PIINCOMMENT;
|
|
static char pioutcomment[] = PIOUTCOMMENT;
|
|
static char lispincomment[] = LISPINCOMMENT;
|
|
static char riincomment[] = RIINCOMMENT;
|
|
static char rioutcomment[] = RIOUTCOMMENT;
|
|
static char troffincomment[] = TROFFINCOMMENT;
|
|
static char troffoutcomment[] = TROFFOUTCOMMENT;
|
|
static char mod2incomment[] = MOD2INCOMMENT;
|
|
static char mod2outcomment[] = MOD2OUTCOMMENT;
|
|
|
|
struct lang_desc lang_table[] = {
|
|
{ /*INUNKNOWN 0*/ "unknown", cincomment, coutcomment },
|
|
{ /*INCPP 1*/ "cpp", cincomment, coutcomment },
|
|
{ /*INCC 2*/ "cc", cincomment, coutcomment },
|
|
{ /*INAS 3*/ "as", ASINCOMMENT, newline },
|
|
{ /*INLD 4*/ "ld", cincomment, coutcomment },
|
|
{ /*INLINT 5*/ "lint", cincomment, coutcomment },
|
|
{ /*INF77 6*/ "f77", fincomment, foutcomment },
|
|
{ /*INPI 7*/ "pi", piincomment, pioutcomment },
|
|
{ /*INPC 8*/ "pc", piincomment, pioutcomment },
|
|
{ /*INFRANZ 9*/ "franz",lispincomment, newline },
|
|
{ /*INLISP 10*/ "lisp", lispincomment, newline },
|
|
{ /*INVAXIMA 11*/ "vaxima",lispincomment,newline },
|
|
{ /*INRATFOR 12*/ "ratfor",fincomment, foutcomment },
|
|
{ /*INLEX 13*/ "lex", cincomment, coutcomment },
|
|
{ /*INYACC 14*/ "yacc", cincomment, coutcomment },
|
|
{ /*INAPL 15*/ "apl", ".lm", newline },
|
|
{ /*INMAKE 16*/ "make", ASINCOMMENT, newline },
|
|
{ /*INRI 17*/ "ri", riincomment, rioutcomment },
|
|
{ /*INTROFF 18*/ "troff",troffincomment,troffoutcomment },
|
|
{ /*INMOD2 19*/ "mod2", mod2incomment, mod2outcomment },
|
|
{ 0, 0, 0 }
|
|
};
|
|
|
|
void
|
|
printerrors(look_at_subclass, errorc, errorv)
|
|
boolean look_at_subclass;
|
|
int errorc;
|
|
Eptr errorv[];
|
|
{
|
|
int i;
|
|
Eptr errorp;
|
|
|
|
for (errorp = errorv[i = 0]; i < errorc; errorp = errorv[++i]){
|
|
if (errorp->error_e_class == C_IGNORE)
|
|
continue;
|
|
if (look_at_subclass && errorp->error_s_class == C_DUPL)
|
|
continue;
|
|
printf("Error %d, (%s error) [%s], text = \"",
|
|
i,
|
|
class_table[errorp->error_e_class],
|
|
lang_table[errorp->error_language].lang_name);
|
|
wordvprint(stdout,errorp->error_lgtext,errorp->error_text);
|
|
printf("\"\n");
|
|
}
|
|
}
|
|
|
|
void
|
|
wordvprint(fyle, wordc, wordv)
|
|
FILE *fyle;
|
|
int wordc;
|
|
char *wordv[];
|
|
{
|
|
int i;
|
|
char *sep = "";
|
|
|
|
for(i = 0; i < wordc; i++)
|
|
if (wordv[i]) {
|
|
fprintf(fyle, "%s%s",sep,wordv[i]);
|
|
sep = " ";
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Given a string, parse it into a number of words, and build
|
|
* a wordc wordv combination pointing into it.
|
|
*/
|
|
void
|
|
wordvbuild(string, r_wordc, r_wordv)
|
|
char *string;
|
|
int *r_wordc;
|
|
char ***r_wordv;
|
|
{
|
|
char *cp;
|
|
char **wordv;
|
|
int wordcount;
|
|
int wordindex;
|
|
|
|
for (wordcount = 0, cp = string; *cp; wordcount++){
|
|
while (*cp && isspace(*cp))
|
|
cp++;
|
|
if (*cp == 0)
|
|
break;
|
|
while (!isspace(*cp))
|
|
cp++;
|
|
}
|
|
wordv = (char **)Calloc(wordcount + 1, sizeof (char *));
|
|
for (cp=string,wordindex=0; wordcount; wordindex++,--wordcount){
|
|
while (*cp && isspace(*cp))
|
|
cp++;
|
|
if (*cp == 0)
|
|
break;
|
|
wordv[wordindex] = cp;
|
|
while(!isspace(*cp))
|
|
cp++;
|
|
*cp++ = '\0';
|
|
}
|
|
if (wordcount != 0)
|
|
errx(6, "Initial miscount of the number of words in a line");
|
|
wordv[wordindex] = (char *)0;
|
|
#ifdef FULLDEBUG
|
|
for (wordcount = 0; wordcount < wordindex; wordcount++)
|
|
printf("Word %d = \"%s\"\n", wordcount, wordv[wordcount]);
|
|
printf("\n");
|
|
#endif
|
|
*r_wordc = wordindex;
|
|
*r_wordv = wordv;
|
|
}
|
|
|
|
/*
|
|
* Compare two 0 based wordvectors
|
|
*/
|
|
int
|
|
wordvcmp(wordv1, wordc, wordv2)
|
|
char **wordv1;
|
|
int wordc;
|
|
char **wordv2;
|
|
{
|
|
int i;
|
|
int back;
|
|
|
|
for (i = 0; i < wordc; i++){
|
|
if (wordv1[i] == 0 || wordv2[i] == 0)
|
|
return(-1);
|
|
if ((back = strcmp(wordv1[i], wordv2[i])) != NULL)
|
|
return(back);
|
|
}
|
|
return(0); /* they are equal */
|
|
}
|
|
|
|
/*
|
|
* splice a 0 basedword vector onto the tail of a
|
|
* new wordv, allowing the first emptyhead slots to be empty
|
|
*/
|
|
char **
|
|
wordvsplice(emptyhead, wordc, wordv)
|
|
int emptyhead;
|
|
int wordc;
|
|
char **wordv;
|
|
{
|
|
char **nwordv;
|
|
int nwordc = emptyhead + wordc;
|
|
int i;
|
|
|
|
nwordv = (char **)Calloc(nwordc, sizeof (char *));
|
|
for (i = 0; i < emptyhead; i++)
|
|
nwordv[i] = 0;
|
|
for(i = emptyhead; i < nwordc; i++){
|
|
nwordv[i] = wordv[i-emptyhead];
|
|
}
|
|
return(nwordv);
|
|
}
|
|
|
|
/*
|
|
* plural'ize and verb forms
|
|
*/
|
|
static char *S = "s";
|
|
static char *N = "";
|
|
|
|
char *
|
|
plural(n)
|
|
int n;
|
|
{
|
|
return( n > 1 ? S : N);
|
|
}
|
|
|
|
char *
|
|
verbform(n)
|
|
int n;
|
|
{
|
|
return( n > 1 ? N : S);
|
|
}
|