remove port->status property

This commit is contained in:
Yuichi Nishiwaki 2015-06-18 23:26:31 +09:00
parent b4c3e2cc4f
commit 0b66447e79
4 changed files with 32 additions and 49 deletions

View File

@ -27,8 +27,7 @@ generic_open_file(pic_state *pic, const char *fname, char *mode, short flags)
port = (struct pic_port *)pic_obj_alloc(pic, sizeof(struct pic_port), PIC_TT_PORT);
port->file = file;
port->flags = flags;
port->status = PIC_PORT_OPEN;
port->flags = flags | PIC_PORT_OPEN;
return pic_obj_value(port);
}

View File

@ -17,8 +17,7 @@ pic_load(pic_state *pic, const char *filename)
port = (struct pic_port *)pic_obj_alloc(pic, sizeof(struct pic_port), PIC_TT_PORT);
port->file = file;
port->flags = PIC_PORT_IN | PIC_PORT_TEXT;
port->status = PIC_PORT_OPEN;
port->flags = PIC_PORT_IN | PIC_PORT_TEXT | PIC_PORT_OPEN;
pic_load_port(pic, port);

View File

@ -13,19 +13,14 @@ enum pic_port_flag {
PIC_PORT_IN = 1,
PIC_PORT_OUT = 2,
PIC_PORT_TEXT = 4,
PIC_PORT_BINARY = 8
};
enum pic_port_status {
PIC_PORT_OPEN,
PIC_PORT_CLOSE
PIC_PORT_BINARY = 8,
PIC_PORT_OPEN = 16
};
struct pic_port {
PIC_OBJECT_HEADER
xFILE *file;
int flags;
int status;
};
#define pic_port_p(v) (pic_type(v) == PIC_TT_PORT)

View File

@ -36,8 +36,7 @@ pic_make_standard_port(pic_state *pic, xFILE *file, short dir)
port = (struct pic_port *)pic_obj_alloc(pic, sizeof(struct pic_port), PIC_TT_PORT);
port->file = file;
port->flags = dir | PIC_PORT_TEXT;
port->status = PIC_PORT_OPEN;
port->flags = dir | PIC_PORT_TEXT | PIC_PORT_OPEN;
return port;
}
@ -140,8 +139,7 @@ pic_open_input_string(pic_state *pic, const char *str)
port = (struct pic_port *)pic_obj_alloc(pic, sizeof(struct pic_port *), PIC_TT_PORT);
port->file = string_open(pic, str, strlen(str));
port->flags = PIC_PORT_IN | PIC_PORT_TEXT;
port->status = PIC_PORT_OPEN;
port->flags = PIC_PORT_IN | PIC_PORT_TEXT | PIC_PORT_OPEN;
return port;
}
@ -153,8 +151,7 @@ pic_open_output_string(pic_state *pic)
port = (struct pic_port *)pic_obj_alloc(pic, sizeof(struct pic_port *), PIC_TT_PORT);
port->file = string_open(pic, NULL, 0);
port->flags = PIC_PORT_OUT | PIC_PORT_TEXT;
port->status = PIC_PORT_OPEN;
port->flags = PIC_PORT_OUT | PIC_PORT_TEXT | PIC_PORT_OPEN;
return port;
}
@ -181,7 +178,7 @@ pic_close_port(pic_state *pic, struct pic_port *port)
if (xfclose(port->file) == EOF) {
pic_errorf(pic, "close-port: failure");
}
port->status = PIC_PORT_CLOSE;
port->flags &= ~PIC_PORT_OPEN;
}
static pic_value
@ -300,7 +297,7 @@ pic_port_port_open_p(pic_state *pic)
pic_get_args(pic, "p", &port);
return pic_bool_value(port->status == PIC_PORT_OPEN);
return pic_bool_value(port->flags & PIC_PORT_OPEN);
}
static pic_value
@ -315,7 +312,7 @@ pic_port_close_port(pic_state *pic)
return pic_undef_value();
}
#define assert_port_profile(port, flgs, stat, caller) do { \
#define assert_port_profile(port, flgs, caller) do { \
if ((port->flags & (flgs)) != (flgs)) { \
switch (flgs) { \
case PIC_PORT_IN: \
@ -332,13 +329,8 @@ pic_port_close_port(pic_state *pic)
pic_errorf(pic, caller ": expected output/binary port"); \
} \
} \
if (port->status != stat) { \
switch (stat) { \
case PIC_PORT_OPEN: \
if ((port->flags & PIC_PORT_OPEN) == 0) { \
pic_errorf(pic, caller ": expected open port"); \
case PIC_PORT_CLOSE: \
pic_errorf(pic, caller ": expected close port"); \
} \
} \
} while (0)
@ -374,7 +366,7 @@ pic_port_get_output_string(pic_state *pic)
pic_get_args(pic, "|p", &port);
assert_port_profile(port, PIC_PORT_OUT | PIC_PORT_TEXT, PIC_PORT_OPEN, "get-output-string");
assert_port_profile(port, PIC_PORT_OUT | PIC_PORT_TEXT, "get-output-string");
return pic_obj_value(pic_get_output_string(pic, port));
}
@ -389,8 +381,7 @@ pic_port_open_input_blob(pic_state *pic)
port = (struct pic_port *)pic_obj_alloc(pic, sizeof(struct pic_port *), PIC_TT_PORT);
port->file = string_open(pic, (const char *)blob->data, blob->len);
port->flags = PIC_PORT_IN | PIC_PORT_BINARY;
port->status = PIC_PORT_OPEN;
port->flags = PIC_PORT_IN | PIC_PORT_BINARY | PIC_PORT_OPEN;
return pic_obj_value(port);
}
@ -404,8 +395,7 @@ pic_port_open_output_bytevector(pic_state *pic)
port = (struct pic_port *)pic_obj_alloc(pic, sizeof(struct pic_port *), PIC_TT_PORT);
port->file = string_open(pic, NULL, 0);
port->flags = PIC_PORT_OUT | PIC_PORT_BINARY;
port->status = PIC_PORT_OPEN;
port->flags = PIC_PORT_OUT | PIC_PORT_BINARY | PIC_PORT_OPEN;
return pic_obj_value(port);
}
@ -419,7 +409,7 @@ pic_port_get_output_bytevector(pic_state *pic)
pic_get_args(pic, "|p", &port);
assert_port_profile(port, PIC_PORT_OUT | PIC_PORT_BINARY, PIC_PORT_OPEN, "get-output-bytevector");
assert_port_profile(port, PIC_PORT_OUT | PIC_PORT_BINARY, "get-output-bytevector");
if (port->file->vtable.write != string_write) {
pic_errorf(pic, "get-output-bytevector: port is not made by open-output-bytevector");
@ -443,7 +433,7 @@ pic_port_read_char(pic_state *pic)
pic_get_args(pic, "|p", &port);
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_TEXT, PIC_PORT_OPEN, "read-char");
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_TEXT, "read-char");
if ((c = xfgetc(port->file)) == EOF) {
return pic_eof_object();
@ -461,7 +451,7 @@ pic_port_peek_char(pic_state *pic)
pic_get_args(pic, "|p", &port);
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_TEXT, PIC_PORT_OPEN, "peek-char");
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_TEXT, "peek-char");
if ((c = xfgetc(port->file)) == EOF) {
return pic_eof_object();
@ -481,7 +471,7 @@ pic_port_read_line(pic_state *pic)
pic_get_args(pic, "|p", &port);
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_TEXT, PIC_PORT_OPEN, "read-line");
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_TEXT, "read-line");
buf = pic_open_output_string(pic);
while ((c = xfgetc(port->file)) != EOF && c != '\n') {
@ -502,7 +492,7 @@ pic_port_char_ready_p(pic_state *pic)
{
struct pic_port *port = pic_stdin(pic);
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_TEXT, PIC_PORT_OPEN, "char-ready?");
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_TEXT, "char-ready?");
pic_get_args(pic, "|p", &port);
@ -518,7 +508,7 @@ pic_port_read_string(pic_state *pic){
pic_get_args(pic, "i|p", &k, &port);
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_TEXT, PIC_PORT_OPEN, "read-stritg");
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_TEXT, "read-stritg");
c = EOF;
buf = pic_open_output_string(pic);
@ -545,7 +535,7 @@ pic_port_read_byte(pic_state *pic){
int c;
pic_get_args(pic, "|p", &port);
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_BINARY, PIC_PORT_OPEN, "read-u8");
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_BINARY, "read-u8");
if ((c = xfgetc(port->file)) == EOF) {
return pic_eof_object();
}
@ -561,7 +551,7 @@ pic_port_peek_byte(pic_state *pic)
pic_get_args(pic, "|p", &port);
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_BINARY, PIC_PORT_OPEN, "peek-u8");
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_BINARY, "peek-u8");
c = xfgetc(port->file);
if (c == EOF) {
@ -580,7 +570,7 @@ pic_port_byte_ready_p(pic_state *pic)
pic_get_args(pic, "|p", &port);
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_BINARY, PIC_PORT_OPEN, "u8-ready?");
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_BINARY, "u8-ready?");
return pic_true_value(); /* FIXME: always returns #t */
}
@ -595,7 +585,7 @@ pic_port_read_blob(pic_state *pic)
pic_get_args(pic, "k|p", &k, &port);
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_BINARY, PIC_PORT_OPEN, "read-bytevector");
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_BINARY, "read-bytevector");
blob = pic_make_blob(pic, k);
@ -629,7 +619,7 @@ pic_port_read_blob_ip(pic_state *pic)
end = bv->len;
}
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_BINARY, PIC_PORT_OPEN, "read-bytevector!");
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_BINARY, "read-bytevector!");
if (end < start) {
pic_errorf(pic, "read-bytevector!: end index must be greater than or equal to start index");
@ -657,7 +647,7 @@ pic_port_newline(pic_state *pic)
pic_get_args(pic, "|p", &port);
assert_port_profile(port, PIC_PORT_OUT | PIC_PORT_TEXT, PIC_PORT_OPEN, "newline");
assert_port_profile(port, PIC_PORT_OUT | PIC_PORT_TEXT, "newline");
xfputs("\n", port->file);
return pic_undef_value();
@ -671,7 +661,7 @@ pic_port_write_char(pic_state *pic)
pic_get_args(pic, "c|p", &c, &port);
assert_port_profile(port, PIC_PORT_OUT | PIC_PORT_TEXT, PIC_PORT_OPEN, "write-char");
assert_port_profile(port, PIC_PORT_OUT | PIC_PORT_TEXT, "write-char");
xfputc(c, port->file);
return pic_undef_value();
@ -694,7 +684,7 @@ pic_port_write_string(pic_state *pic)
end = INT_MAX;
}
assert_port_profile(port, PIC_PORT_OUT | PIC_PORT_TEXT, PIC_PORT_OPEN, "write-string");
assert_port_profile(port, PIC_PORT_OUT | PIC_PORT_TEXT, "write-string");
for (i = start; i < end && str[i] != '\0'; ++i) {
xfputc(str[i], port->file);
@ -710,7 +700,7 @@ pic_port_write_byte(pic_state *pic)
pic_get_args(pic, "i|p", &i, &port);
assert_port_profile(port, PIC_PORT_OUT | PIC_PORT_BINARY, PIC_PORT_OPEN, "write-u8");
assert_port_profile(port, PIC_PORT_OUT | PIC_PORT_BINARY, "write-u8");
xfputc(i, port->file);
return pic_undef_value();
@ -734,7 +724,7 @@ pic_port_write_blob(pic_state *pic)
end = blob->len;
}
assert_port_profile(port, PIC_PORT_OUT | PIC_PORT_BINARY, PIC_PORT_OPEN, "write-bytevector");
assert_port_profile(port, PIC_PORT_OUT | PIC_PORT_BINARY, "write-bytevector");
for (i = start; i < end; ++i) {
xfputc(blob->data[i], port->file);
@ -749,7 +739,7 @@ pic_port_flush(pic_state *pic)
pic_get_args(pic, "|p", &port);
assert_port_profile(port, PIC_PORT_OUT, PIC_PORT_OPEN, "flush-output-port");
assert_port_profile(port, PIC_PORT_OUT, "flush-output-port");
xfflush(port->file);
return pic_undef_value();