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current-*-port family are not provided when PIC_USE_STDIO=0

This commit is contained in:
Yuichi Nishiwaki 2017-04-09 17:29:25 +09:00
parent 339e8e8419
commit b62ec2ad9a
1 changed files with 0 additions and 45 deletions
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45
lib/port.c
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@ -388,47 +388,6 @@ pic_fopen(pic_state *pic, FILE *fp, const char *mode) {
}
}
#else
static int
null_read(pic_state *PIC_UNUSED(pic), void *PIC_UNUSED(cookie), char *PIC_UNUSED(ptr), int PIC_UNUSED(size)) {
return 0;
}
static int
null_write(pic_state *PIC_UNUSED(pic), void *PIC_UNUSED(cookie), const char *PIC_UNUSED(ptr), int size) {
return size;
}
static long
null_seek(pic_state *PIC_UNUSED(pic), void *PIC_UNUSED(cookie), long PIC_UNUSED(pos), int PIC_UNUSED(whence)) {
return 0;
}
static int
null_close(pic_state *PIC_UNUSED(pic), void *PIC_UNUSED(cookie)) {
return 0;
}
static const pic_port_type null_rd = {
null_read, 0, null_seek, null_close
};
static const pic_port_type null_wr = {
0, null_write, null_seek, null_close
};
static pic_value
pic_fopen_null(pic_state *PIC_UNUSED(pic), const char *mode)
{
switch (*mode) {
case 'r':
return pic_funopen(pic, 0, &null_rd);
default:
return pic_funopen(pic, 0, &null_wr);
}
}
#endif
typedef struct { char *buf; long pos, end, capa; } xbuf_t;
@ -791,10 +750,6 @@ pic_init_port(pic_state *pic)
pic_defvar(pic, "current-input-port", pic_fopen(pic, stdin, "r"));
pic_defvar(pic, "current-output-port", pic_fopen(pic, stdout, "w"));
pic_defvar(pic, "current-error-port", pic_fopen(pic, stdout, "w"));
#else
pic_defvar(pic, "current-input-port", pic_fopen_null(pic, "r"));
pic_defvar(pic, "current-output-port", pic_fopen_null(pic, "w"));
pic_defvar(pic, "current-error-port", pic_fopen_null(pic, "w"));
#endif
pic_defun(pic, "port?", pic_port_port_p);