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allow custom setjmp/longjmp

This commit is contained in:
Yuichi Nishiwaki 2015-05-28 00:41:55 +09:00
parent bb55bbfdde
commit b9dde91123
5 changed files with 26 additions and 5 deletions
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6
extlib/benz/cont.c
View File

@ -103,7 +103,9 @@ escape_call(pic_state *pic)
pic_load_point(pic, e->data);
longjmp(((struct pic_escape *)e->data)->jmp, 1);
PIC_LONGJMP(pic, (void *)((struct pic_escape *)e->data)->jmp, 1);
PIC_UNREACHABLE();
}
struct pic_proc *
@ -130,7 +132,7 @@ pic_escape(pic_state *pic, struct pic_proc *proc)
pic_save_point(pic, escape);
if (setjmp(escape->jmp)) {
if (PIC_SETJMP(pic, (void *)escape->jmp)) {
return pic_values_by_list(pic, escape->results);
}
else {

1
extlib/benz/include/picrin.h
View File

@ -35,7 +35,6 @@ extern "C" {
#include <stdarg.h>
#include <stdio.h>
#include <setjmp.h>
#include <assert.h>
#include <string.h>
#include <stdlib.h>

20
extlib/benz/include/picrin/config.h
View File

@ -11,6 +11,11 @@
/** treat false value as none */
/* #define PIC_NONE_IS_FALSE 1 */
/** custom setjmp/longjmp */
/* #define PIC_JMPBUF_SIZE sizeof(jmp_buf) */
/* #define PIC_SETJMP(pic, buf) setjmp(buf) */
/* #define PIC_LONGJMP(pic, buf, val) longjmp((buf), (val)) */
/** initial memory size (to be dynamically extended if necessary) */
/* #define PIC_ARENA_SIZE 1000 */
@ -55,6 +60,21 @@
# define PIC_NONE_IS_FALSE 1
#endif
#ifndef PIC_JMPBUF_SIZE
# include <setjmp.h>
# define PIC_JMPBUF_SIZE sizeof(jmp_buf)
#endif
#ifndef PIC_SETJMP
# include <setjmp.h>
# define PIC_SETJMP(pic, buf) setjmp(buf)
#endif
#ifndef PIC_LONGJMP
# include <setjmp.h>
# define PIC_LONGJMP(pic, buf, val) longjmp((buf), (val))
#endif
#ifndef PIC_ARENA_SIZE
# define PIC_ARENA_SIZE (8 * 1024)
#endif

2
extlib/benz/include/picrin/cont.h
View File

@ -10,7 +10,7 @@ extern "C" {
#endif
struct pic_escape {
jmp_buf jmp;
char jmp[PIC_JMPBUF_SIZE];
bool valid;

2
extlib/benz/include/picrin/error.h
View File

@ -34,7 +34,7 @@ struct pic_error *pic_make_error(pic_state *, pic_sym *, const char *, pic_list)
do { \
struct pic_escape *escape = pic_alloc(pic, sizeof(struct pic_escape)); \
pic_save_point(pic, escape); \
if (setjmp(escape->jmp) == 0) { \
if (PIC_SETJMP(pic, (void *)escape->jmp) == 0) { \
pic_push_try(pic, escape); \
do
#define pic_catch_(label) \