quakeforge/tools/qfcc/source/debug.c
Bill Currie d69db50cf9 [qfcc] Remove path stripping
It never really helped sort out the path issues when using build
directories. It worked well enough for single directory projects, but
things got messy very quickly, especially when mixing ruamoko libs with
external progs. A better method based on dwarf is coming.
2020-04-03 00:50:06 +09:00

127 lines
2.6 KiB
C

/*
debug.c
debug info support
Copyright (C) 2001 Bill Currie <bill@taniwha.org>
Author: Bill Currie <bill@taniwha.org>
Date: 2001/7/14
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#ifdef HAVE_STRING_H
# include <string.h>
#endif
#ifdef HAVE_STRINGS_H
# include <strings.h>
#endif
#include <stdlib.h>
#include <ctype.h>
#include "QF/alloc.h"
#include "QF/pr_comp.h"
#include "debug.h"
#include "diagnostic.h"
#include "expr.h"
#include "qfcc.h"
#include "strpool.h"
#include "value.h"
int lineno_base;
static srcline_t *srclines_freelist;
static void
push_source_file (void)
{
srcline_t *srcline;
ALLOC (16, srcline_t, srclines, srcline);
srcline->source_file = pr.source_file;
srcline->source_line = pr.source_line;
srcline->next = pr.srcline_stack;
pr.srcline_stack = srcline;
}
static void
pop_source_file (void)
{
srcline_t *tmp;
if (!pr.srcline_stack) {
notice (0, "unbalanced #includes. bug in preprocessor?");
return;
}
tmp = pr.srcline_stack;
pr.srcline_stack = tmp->next;
FREE (srclines, tmp);
}
void
line_info (char *text)
{
char *p;
char *s;
const char *str;
int line;
int flags;
p = text;
line = strtol (p, &s, 10);
p = s;
while (isspace ((unsigned char)*p))
p++;
if (!*p)
error (0, "Unexpected end of file");
str = make_string (p, &s); // grab the filename
p = s;
while (isspace ((unsigned char) *p))
p++;
flags = strtol (p, &s, 10);
switch (flags) {
case 1:
push_source_file ();
break;
case 2:
pop_source_file ();
break;
}
while (*p && *p != '\n') // ignore rest
p++;
pr.source_line = line - 1;
pr.source_file = ReuseString (str);
}
pr_lineno_t *
new_lineno (void)
{
if (pr.num_linenos == pr.linenos_size) {
pr.linenos_size += 1024;
pr.linenos = realloc (pr.linenos,
pr.linenos_size * sizeof (pr_lineno_t));
}
memset (&pr.linenos[pr.num_linenos], 0, sizeof (pr_lineno_t));
return &pr.linenos[pr.num_linenos++];
}