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/* $Id: dump.c,v 4.5 2011/01/02 19:17:15 tom Exp $
*
* useful dumps for cproto
*/
#include <trace.h>
#include <dump.h>
static char *whatFuncDefStyle(FuncDefStyle func_def);
static char *flagsDeclSpec(int flags);
#define PAD char pad[80]; sprintf(pad, "%-*s", level * 3, ".")
#ifndef DEBUG
#define DEBUG 0
#endif
#if DEBUG > 1
#define SHOW_CMTS(p) Trace p;
#else
#define SHOW_CMTS(p)
#endif
static char *
whatFuncDefStyle(FuncDefStyle func_def) /* style of function definition */
{
switch (func_def) {
case FUNC_NONE:
return "FUNC_NONE";
case FUNC_TRADITIONAL:
return "FUNC_TRADITIONAL";
case FUNC_ANSI:
return "FUNC_ANSI";
case FUNC_BOTH:
return "FUNC_BOTH";
}
return "?";
}
void
dump_parameter(Parameter * p, int level)
{
dump_declarator(p->declarator, level + 1);
dump_decl_spec(&(p->decl_spec), level + 1);
}
void
dump_param_list(ParameterList * p, int level)
{
struct parameter *q;
for (q = p->first; q != 0; q = q->next) {
dump_parameter(q, level);
}
}
void
dump_declarator(Declarator * d, int level)
{
PAD;
Trace("%sdeclarator %p\n", pad, d);
Trace("%s name /%s/\n", pad, d->name);
Trace("%s text /%s/\n", pad, d->text);
SHOW_CMTS(("%s begin %ld\n", pad, d->begin))
SHOW_CMTS(("%s begin_comment %ld\n", pad, d->begin_comment))
SHOW_CMTS(("%s end_comment %ld\n", pad, d->end_comment))
Trace("%s func_def %s\n", pad, whatFuncDefStyle(d->func_def));
#if DEBUG > 1
if (d->func_def != FUNC_NONE) {
Trace("%s >PARAMS of %p\n", pad, d);
dump_param_list(&(d->params), level + 1);
}
#endif
Trace("%s pointer %s\n", pad, d->pointer ? "YES" : "NO");
if (d->head != 0 && d != d->head) {
Trace("%s >HEAD of %p\n", pad, d);
dump_declarator(d->head, level + 1);
}
if (d->func_stack != 0) {
Trace("%s >FUNC_STACK of %p\n", pad, d);
dump_declarator(d->func_stack, level + 1);
}
if (d->next != 0) {
Trace("%s >NEXT of %p\n", pad, d);
dump_declarator(d->next, level + 1);
}
}
static char *
flagsDeclSpec(int flags)
{
static char temp[100];
static struct {
int mask;
char *text;
} table[] = {
{
DS_EXTERN, "extern"
},
{
DS_STATIC, "static"
},
{
DS_CHAR, "char"
},
{
DS_SHORT, "short"
},
{
DS_FLOAT, "float"
},
{
DS_JUNK, "junk"
},
};
unsigned j;
*temp = 0;
for (j = 0; j < sizeof(table) / sizeof(table[0]); j++) {
if (flags & table[j].mask) {
if (*temp)
(void) strcat(temp, ",");
(void) strcat(temp, table[j].text);
}
}
return temp;
}
void
dump_decl_spec(DeclSpec * d, int level)
{
PAD;
Trace("%sdecl_spec %p\n", pad, d);
Trace("%s flags %s\n", pad, flagsDeclSpec(d->flags));
Trace("%s text /%s/\n", pad, d->text);
SHOW_CMTS(("%s begin %ld\n", pad, d->begin))
}
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