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NetBSD/usr.bin/error/input.c

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/* $NetBSD: input.c,v 1.7 1998/11/06 23:10:08 christos 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[] = "@(#)input.c 8.1 (Berkeley) 6/6/93";
#endif
__RCSID("$NetBSD: input.c,v 1.7 1998/11/06 23:10:08 christos Exp $");
#endif /* not lint */
#include <stdio.h>
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#include "error.h"
int wordc; /* how long the current error message is */
char **wordv; /* the actual error message */
Errorclass catchall __P((void));
Errorclass cpp __P((void));
Errorclass f77 __P((void));
Errorclass lint0 __P((void));
Errorclass lint1 __P((void));
Errorclass lint2 __P((void));
Errorclass lint3 __P((void));
Errorclass make __P((void));
Errorclass mod2 __P((void));
Errorclass onelong __P((void));
Errorclass pccccom __P((void)); /* Portable C Compiler C Compiler */
Errorclass pi __P((void));
Errorclass ri __P((void));
Errorclass richieccom __P((void)); /* Richie Compiler for 11 */
Errorclass troff __P((void));
/*
* Eat all of the lines in the input file, attempting to categorize
* them by their various flavors
*/
void
eaterrors(r_errorc, r_errorv)
int *r_errorc;
Eptr **r_errorv;
{
Errorclass errorclass = C_SYNC;
char *line;
char *inbuffer;
size_t inbuflen;
for (;;){
if ((inbuffer = fgetln(errorfile, &inbuflen)) == NULL)
break;
line = Calloc(inbuflen + 1, sizeof(char));
memcpy(line, inbuffer, inbuflen);
line[inbuflen] = '\0';
wordvbuild(line, &wordc, &wordv);
/*
* for convience, convert wordv to be 1 based, instead
* of 0 based.
*/
wordv -= 1;
if ( wordc > 0 &&
((( errorclass = onelong() ) != C_UNKNOWN)
|| (( errorclass = cpp() ) != C_UNKNOWN)
|| (( errorclass = pccccom() ) != C_UNKNOWN)
|| (( errorclass = richieccom() ) != C_UNKNOWN)
|| (( errorclass = lint0() ) != C_UNKNOWN)
|| (( errorclass = lint1() ) != C_UNKNOWN)
|| (( errorclass = lint2() ) != C_UNKNOWN)
|| (( errorclass = lint3() ) != C_UNKNOWN)
|| (( errorclass = make() ) != C_UNKNOWN)
|| (( errorclass = f77() ) != C_UNKNOWN)
|| ((errorclass = pi() ) != C_UNKNOWN)
|| (( errorclass = ri() )!= C_UNKNOWN)
|| (( errorclass = mod2() )!= C_UNKNOWN)
|| (( errorclass = troff() )!= C_UNKNOWN))
) ;
else
errorclass = catchall();
if (wordc)
erroradd(wordc, wordv+1, errorclass, C_UNKNOWN);
}
#ifdef FULLDEBUG
printf("%d errorentrys\n", nerrors);
#endif
arrayify(r_errorc, r_errorv, er_head);
}
/*
* create a new error entry, given a zero based array and count
*/
void
erroradd(errorlength, errorv, errorclass, errorsubclass)
int errorlength;
char **errorv;
Errorclass errorclass;
Errorclass errorsubclass;
{
Eptr newerror;
char *cp;
if (errorclass == C_TRUE){
/* check canonicalization of the second argument*/
for(cp = errorv[1]; *cp && isdigit((unsigned char)*cp); cp++)
continue;
errorclass = (*cp == '\0') ? C_TRUE : C_NONSPEC;
#ifdef FULLDEBUG
if (errorclass != C_TRUE)
printf("The 2nd word, \"%s\" is not a number.\n",
errorv[1]);
#endif
}
if (errorlength > 0){
newerror = (Eptr)Calloc(1, sizeof(Edesc));
newerror->error_language = language; /* language is global */
newerror->error_text = errorv;
newerror->error_lgtext = errorlength;
if (errorclass == C_TRUE)
newerror->error_line = atoi(errorv[1]);
newerror->error_e_class = errorclass;
newerror->error_s_class = errorsubclass;
switch(newerror->error_e_class = discardit(newerror)){
case C_SYNC: nsyncerrors++; break;
case C_DISCARD: ndiscard++; break;
case C_NULLED: nnulled++; break;
case C_NONSPEC: nnonspec++; break;
case C_THISFILE: nthisfile++; break;
case C_TRUE: ntrue++; break;
case C_UNKNOWN: nunknown++; break;
case C_IGNORE: nignore++; break;
}
newerror->error_next = er_head;
er_head = newerror;
newerror->error_no = nerrors++;
} /* length > 0 */
}
Errorclass
onelong()
{
char **nwordv;
if ( (wordc == 1) && (language != INLD) ){
/*
* We have either:
* a) file name from cc
* b) Assembler telling world that it is complaining
* c) Noise from make ("Stop.")
* c) Random noise
*/
wordc = 0;
if (strcmp(wordv[1], "Stop.") == 0){
language = INMAKE; return(C_SYNC);
}
if (strcmp(wordv[1], "Assembler:") == 0){
/* assembler always alerts us to what happened*/
language = INAS; return(C_SYNC);
} else
if (strcmp(wordv[1], "Undefined:") == 0){
/* loader complains about unknown symbols*/
language = INLD; return(C_SYNC);
}
if (lastchar(wordv[1]) == ':'){
/* cc tells us what file we are in */
currentfilename = wordv[1];
(void)substitute(currentfilename, ':', '\0');
language = INCC; return(C_SYNC);
}
} else
if ( (wordc == 1) && (language == INLD) ){
nwordv = (char **)Calloc(4, sizeof(char *));
nwordv[0] = "ld:";
nwordv[1] = wordv[1];
nwordv[2] = "is";
nwordv[3] = "undefined.";
wordc = 4;
wordv = nwordv - 1;
return(C_NONSPEC);
} else
if (wordc == 1){
return(C_SYNC);
}
return(C_UNKNOWN);
} /* end of one long */
Errorclass
cpp()
{
/*
* Now attempt a cpp error message match
* Examples:
* ./morse.h: 23: undefined control
* morsesend.c: 229: MAGNIBBL: argument mismatch
* morsesend.c: 237: MAGNIBBL: argument mismatch
* test1.c: 6: undefined control
*/
if ( (language != INLD) /* loader errors have almost same fmt*/
&& (lastchar(wordv[1]) == ':')
&& (isdigit((unsigned char)firstchar(wordv[2])))
&& (lastchar(wordv[2]) == ':') ){
language = INCPP;
clob_last(wordv[1], '\0');
clob_last(wordv[2], '\0');
return(C_TRUE);
}
return(C_UNKNOWN);
} /*end of cpp*/
Errorclass
pccccom()
{
/*
* Now attempt a ccom error message match:
* Examples:
* "morsesend.c", line 237: operands of & have incompatible types
* "test.c", line 7: warning: old-fashioned initialization: use =
* "subdir.d/foo2.h", line 1: illegal initialization
*/
if ( (firstchar(wordv[1]) == '"')
&& (lastchar(wordv[1]) == ',')
&& (next_lastchar(wordv[1]) == '"')
&& (strcmp(wordv[2],"line") == 0)
&& (isdigit((unsigned char)firstchar(wordv[3])))
&& (lastchar(wordv[3]) == ':') ){
clob_last(wordv[1], '\0'); /* drop last , */
clob_last(wordv[1], '\0'); /* drop last " */
wordv[1]++; /* drop first " */
clob_last(wordv[3], '\0'); /* drop : on line number */
wordv[2] = wordv[1]; /* overwrite "line" */
wordv++; /*compensate*/
wordc--;
currentfilename = wordv[1];
language = INCC;
return(C_TRUE);
}
return(C_UNKNOWN);
} /* end of ccom */
/*
* Do the error message from the Richie C Compiler for the PDP11,
* which has this source:
*
* if (filename[0])
* fprintf(stderr, "%s:", filename);
* fprintf(stderr, "%d: ", line);
*
*/
Errorclass
richieccom()
{
char *cp;
char **nwordv;
char *file;
if (lastchar(wordv[1]) == ':'){
cp = wordv[1] + strlen(wordv[1]) - 1;
while (isdigit((unsigned char)*--cp))
continue;
if (*cp == ':'){
clob_last(wordv[1], '\0'); /* last : */
*cp = '\0'; /* first : */
file = wordv[1];
nwordv = wordvsplice(1, wordc, wordv+1);
nwordv[0] = file;
nwordv[1] = cp + 1;
wordc += 1;
wordv = nwordv - 1;
language = INCC;
currentfilename = wordv[1];
return(C_TRUE);
}
}
return(C_UNKNOWN);
}
Errorclass
lint0()
{
char **nwordv;
char *line, *file;
/*
* Attempt a match for the new lint style normal compiler
* error messages, of the form
*
* printf("%s(%d): %s\n", filename, linenumber, message);
*/
if (wordc >= 2){
if ( (lastchar(wordv[1]) == ':')
&& (next_lastchar(wordv[1]) == ')')
) {
clob_last(wordv[1], '\0'); /* colon */
if (persperdexplode(wordv[1], &line, &file)){
nwordv = wordvsplice(1, wordc, wordv+1);
nwordv[0] = file; /* file name */
nwordv[1] = line; /* line number */
wordc += 1;
wordv = nwordv - 1;
language = INLINT;
return(C_TRUE);
}
wordv[1][strlen(wordv[1])] = ':';
}
}
return (C_UNKNOWN);
}
Errorclass
lint1()
{
char *line1, *line2;
char *file1, *file2;
char **nwordv1, **nwordv2;
/*
* Now, attempt a match for the various errors that lint
* can complain about.
*
* Look first for type 1 lint errors
*/
if (wordc > 1 && strcmp(wordv[wordc-1], "::") == 0){
/*
* %.7s, arg. %d used inconsistently %s(%d) :: %s(%d)
* %.7s value used inconsistently %s(%d) :: %s(%d)
* %.7s multiply declared %s(%d) :: %s(%d)
* %.7s value declared inconsistently %s(%d) :: %s(%d)
* %.7s function value type must be declared before use %s(%d) :: %s(%d)
*/
language = INLINT;
if (wordc > 2
&& (persperdexplode(wordv[wordc], &line2, &file2))
&& (persperdexplode(wordv[wordc-2], &line1, &file1)) ){
nwordv1 = wordvsplice(2, wordc, wordv+1);
nwordv2 = wordvsplice(2, wordc, wordv+1);
nwordv1[0] = file1; nwordv1[1] = line1;
erroradd(wordc+2, nwordv1, C_TRUE, C_DUPL); /* takes 0 based*/
nwordv2[0] = file2; nwordv2[1] = line2;
wordc = wordc + 2;
wordv = nwordv2 - 1; /* 1 based */
return(C_TRUE);
}
}
return(C_UNKNOWN);
} /* end of lint 1*/
Errorclass
lint2()
{
char *file;
char *line;
char **nwordv;
/*
* Look for type 2 lint errors
*
* %.7s used( %s(%d) ), but not defined
* %.7s defined( %s(%d) ), but never used
* %.7s declared( %s(%d) ), but never used or defined
*
* bufp defined( "./metric.h"(10) ), but never used
*/
if ( (lastchar(wordv[2]) == '(' /* ')' */ )
&& (strcmp(wordv[4], "),") == 0) ){
language = INLINT;
if (persperdexplode(wordv[3], &line, &file)){
nwordv = wordvsplice(2, wordc, wordv+1);
nwordv[0] = file; nwordv[1] = line;
wordc = wordc + 2;
wordv = nwordv - 1; /* 1 based */
return(C_TRUE);
}
}
return(C_UNKNOWN);
} /* end of lint 2*/
char *Lint31[4] = {"returns", "value", "which", "is"};
char *Lint32[6] = {"value", "is", "used,", "but", "none", "returned"};
Errorclass
lint3()
{
if ( (wordvcmp(wordv+2, 4, Lint31) == 0)
|| (wordvcmp(wordv+2, 6, Lint32) == 0) ){
language = INLINT;
return(C_NONSPEC);
}
return(C_UNKNOWN);
}
/*
* Special word vectors for use by F77 recognition
*/
char *F77_fatal[3] = {"Compiler", "error", "line"};
char *F77_error[3] = {"Error", "on", "line"};
char *F77_warning[3] = {"Warning", "on", "line"};
char *F77_no_ass[3] = {"Error.","No","assembly."};
Errorclass
f77()
{
char **nwordv;
/*
* look for f77 errors:
* Error messages from /usr/src/cmd/f77/error.c, with
* these printf formats:
*
* Compiler error line %d of %s: %s
* Error on line %d of %s: %s
* Warning on line %d of %s: %s
* Error. No assembly.
*/
if (wordc == 3 && wordvcmp(wordv+1, 3, F77_no_ass) == 0) {
wordc = 0;
return(C_SYNC);
}
if (wordc < 6)
return(C_UNKNOWN);
if ( (lastchar(wordv[6]) == ':')
&&(
(wordvcmp(wordv+1, 3, F77_fatal) == 0)
|| (wordvcmp(wordv+1, 3, F77_error) == 0)
|| (wordvcmp(wordv+1, 3, F77_warning) == 0) )
){
language = INF77;
nwordv = wordvsplice(2, wordc, wordv+1);
nwordv[0] = wordv[6];
clob_last(nwordv[0],'\0');
nwordv[1] = wordv[4];
wordc += 2;
wordv = nwordv - 1; /* 1 based */
return(C_TRUE);
}
return(C_UNKNOWN);
} /* end of f77 */
char *Make_Croak[3] = {"***", "Error", "code"};
char *Make_NotRemade[5] = {"not", "remade", "because", "of", "errors"};
Errorclass
make()
{
if (wordvcmp(wordv+1, 3, Make_Croak) == 0){
language = INMAKE;
return(C_SYNC);
}
if (wordvcmp(wordv+2, 5, Make_NotRemade) == 0){
language = INMAKE;
return(C_SYNC);
}
return(C_UNKNOWN);
}
Errorclass
ri()
{
/*
* Match an error message produced by ri; here is the
* procedure yanked from the distributed version of ri
* April 24, 1980.
*
* serror(str, x1, x2, x3)
* char str[];
* char *x1, *x2, *x3;
* {
* extern int yylineno;
*
* putc('"', stdout);
* fputs(srcfile, stdout);
* putc('"', stdout);
* fprintf(stdout, " %d: ", yylineno);
* fprintf(stdout, str, x1, x2, x3);
* fprintf(stdout, "\n");
* synerrs++;
* }
*/
if ( (firstchar(wordv[1]) == '"')
&&(lastchar(wordv[1]) == '"')
&&(lastchar(wordv[2]) == ':')
&&(isdigit((unsigned char)firstchar(wordv[2]))) ){
clob_last(wordv[1], '\0'); /* drop the last " */
wordv[1]++; /* skip over the first " */
clob_last(wordv[2], '\0');
language = INRI;
return(C_TRUE);
}
return(C_UNKNOWN);
}
Errorclass
catchall()
{
/*
* Catches random things.
*/
language = INUNKNOWN;
return(C_NONSPEC);
} /* end of catch all*/
Errorclass
troff()
{
/*
* troff source error message, from eqn, bib, tbl...
* Just like pcc ccom, except uses `'
*/
if ( (firstchar(wordv[1]) == '`')
&& (lastchar(wordv[1]) == ',')
&& (next_lastchar(wordv[1]) == '\'')
&& (strcmp(wordv[2],"line") == 0)
&& (isdigit((unsigned char)firstchar(wordv[3])))
&& (lastchar(wordv[3]) == ':') ){
clob_last(wordv[1], '\0'); /* drop last , */
clob_last(wordv[1], '\0'); /* drop last " */
wordv[1]++; /* drop first " */
clob_last(wordv[3], '\0'); /* drop : on line number */
wordv[2] = wordv[1]; /* overwrite "line" */
wordv++; /*compensate*/
currentfilename = wordv[1];
language = INTROFF;
return(C_TRUE);
}
return(C_UNKNOWN);
}
Errorclass
mod2()
{
/*
* for decwrl modula2 compiler (powell)
*/
if ( ( (strcmp(wordv[1], "!!!") == 0) /* early version */
||(strcmp(wordv[1], "File") == 0)) /* later version */
&& (lastchar(wordv[2]) == ',') /* file name */
&& (strcmp(wordv[3], "line") == 0)
&& (isdigit((unsigned char)firstchar(wordv[4]))) /* line number */
&& (lastchar(wordv[4]) == ':') /* line number */
){
clob_last(wordv[2], '\0'); /* drop last , on file name */
clob_last(wordv[4], '\0'); /* drop last : on line number */
wordv[3] = wordv[2]; /* file name on top of "line" */
wordv += 2;
wordc -= 2;
currentfilename = wordv[1];
language = INMOD2;
return(C_TRUE);
}
return(C_UNKNOWN);
}
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