quakeforge/tools/qfcc/source/debug.c
Bill Currie eb8fd55677 Move set.c into libQFutil.
Also move the ALLOC/FREE macros from qfcc.h to QF/alloc.h (needed to for
set.c).

Both modules are more generally useful than just for qfcc (eg, set
builtins for ruamoko).
2012-12-06 20:52:53 +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 *free_srclines;
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 (strip_path (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++];
}