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don't distinguish textual and binary ports

This commit is contained in:
Yuichi Nishiwaki 2016-02-19 03:03:29 +09:00
parent 00e98548d7
commit bb2f9c0367
7 changed files with 40 additions and 76 deletions
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16
contrib/20.r7rs/scheme/base.scm
View File

@ -776,6 +776,14 @@
;; 6.13. Input and output
(define (const-true _) #t)
(define (input-port-open? port)
(and (input-port? port) (port-open? port)))
(define (output-port-open? port)
(and (output-port? port) (port-open? port)))
(export current-input-port
current-output-port
current-error-port
@ -785,11 +793,11 @@
port?
input-port?
output-port?
textual-port?
binary-port?
(rename const-true textual-port?)
(rename const-true binary-port?)
(rename port-open? input-port-open?)
(rename port-open? output-port-open?)
input-port-open?
output-port-open?
close-port
(rename close-port close-input-port)
(rename close-port close-output-port)

8
contrib/20.r7rs/src/file.c
View File

@ -15,7 +15,7 @@ file_error(pic_state *pic, const char *msg)
pic_value
pic_file_open_input_file(pic_state *pic)
{
static const short flags = PIC_PORT_IN | PIC_PORT_TEXT;
static const short flags = PIC_PORT_IN;
char *fname;
pic_get_args(pic, "z", &fname);
@ -26,7 +26,7 @@ pic_file_open_input_file(pic_state *pic)
pic_value
pic_file_open_binary_input_file(pic_state *pic)
{
static const short flags = PIC_PORT_IN | PIC_PORT_BINARY;
static const short flags = PIC_PORT_IN;
char *fname;
pic_get_args(pic, "z", &fname);
@ -37,7 +37,7 @@ pic_file_open_binary_input_file(pic_state *pic)
pic_value
pic_file_open_output_file(pic_state *pic)
{
static const short flags = PIC_PORT_OUT | PIC_PORT_TEXT;
static const short flags = PIC_PORT_OUT;
char *fname;
pic_get_args(pic, "z", &fname);
@ -48,7 +48,7 @@ pic_file_open_output_file(pic_state *pic)
pic_value
pic_file_open_binary_output_file(pic_state *pic)
{
static const short flags = PIC_PORT_OUT | PIC_PORT_BINARY;
static const short flags = PIC_PORT_OUT;
char *fname;
pic_get_args(pic, "z", &fname);

2
contrib/20.r7rs/src/load.c
View File

@ -13,7 +13,7 @@ pic_load_load(pic_state *pic)
pic_get_args(pic, "z|o", &fn, &envid);
port = pic_open_file(pic, fn, PIC_PORT_IN | PIC_PORT_TEXT);
port = pic_open_file(pic, fn, PIC_PORT_IN);
pic_load(pic, port);

2
contrib/40.srfi/src/106.c
View File

@ -333,7 +333,7 @@ make_socket_port(pic_state *pic, struct pic_socket_t *sock, short dir)
port = (struct pic_port *)pic_obj_alloc(pic, sizeof(struct pic_port), PIC_TYPE_PORT);
port->file = xfunopen(pic, sock, xf_socket_read, xf_socket_write, xf_socket_seek, xf_socket_close);
port->flags = dir | PIC_PORT_BINARY | PIC_PORT_OPEN;
port->flags = dir | PIC_PORT_OPEN;
return port;
}

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

@ -33,8 +33,6 @@ typedef struct {
#define xstdout (&pic->files[1])
#define xstderr (&pic->files[2])
extern const xFILE x_iob[XOPEN_MAX];
enum _flags {
X_READ = 01,
X_WRITE = 02,

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

@ -12,8 +12,6 @@ extern "C" {
enum pic_port_flag {
PIC_PORT_IN = 1,
PIC_PORT_OUT = 2,
PIC_PORT_TEXT = 4,
PIC_PORT_BINARY = 8,
PIC_PORT_OPEN = 16
};

84
extlib/benz/port.c
View File

@ -152,7 +152,7 @@ pic_define_standard_port(pic_state *pic, const char *name, xFILE *file, int dir)
port = (struct pic_port *)pic_obj_alloc(pic, sizeof(struct pic_port), PIC_TYPE_PORT);
port->file = file;
port->flags = dir | PIC_PORT_TEXT | PIC_PORT_OPEN;
port->flags = dir | PIC_PORT_OPEN;
pic_defvar(pic, name, pic_obj_value(port), pic_make_proc(pic, pic_assert_port, 0, NULL));
}
@ -269,7 +269,7 @@ pic_open_input_string(pic_state *pic, const char *str)
port = (struct pic_port *)pic_obj_alloc(pic, sizeof(struct pic_port), PIC_TYPE_PORT);
port->file = string_open(pic, str, strlen(str));
port->flags = PIC_PORT_IN | PIC_PORT_TEXT | PIC_PORT_OPEN;
port->flags = PIC_PORT_IN | PIC_PORT_OPEN;
return port;
}
@ -281,7 +281,7 @@ pic_open_output_string(pic_state *pic)
port = (struct pic_port *)pic_obj_alloc(pic, sizeof(struct pic_port), PIC_TYPE_PORT);
port->file = string_open(pic, NULL, 0);
port->flags = PIC_PORT_OUT | PIC_PORT_TEXT | PIC_PORT_OPEN;
port->flags = PIC_PORT_OUT | PIC_PORT_OPEN;
return port;
}
@ -360,36 +360,6 @@ pic_port_output_port_p(pic_state *pic)
}
}
static pic_value
pic_port_textual_port_p(pic_state *pic)
{
pic_value v;
pic_get_args(pic, "o", &v);
if (pic_port_p(pic, v) && (pic_port_ptr(v)->flags & PIC_PORT_TEXT) != 0) {
return pic_true_value(pic);
}
else {
return pic_false_value(pic);
}
}
static pic_value
pic_port_binary_port_p(pic_state *pic)
{
pic_value v;
pic_get_args(pic, "o", &v);
if (pic_port_p(pic, v) && (pic_port_ptr(v)->flags & PIC_PORT_BINARY) != 0) {
return pic_true_value(pic);
}
else {
return pic_false_value(pic);
}
}
static pic_value
pic_port_port_p(pic_state *pic)
{
@ -447,14 +417,6 @@ pic_port_close_port(pic_state *pic)
pic_errorf(pic, caller ": expected output port"); \
case PIC_PORT_OUT: \
pic_errorf(pic, caller ": expected input port"); \
case PIC_PORT_IN | PIC_PORT_TEXT: \
pic_errorf(pic, caller ": expected input/textual port"); \
case PIC_PORT_IN | PIC_PORT_BINARY: \
pic_errorf(pic, caller ": expected input/binary port"); \
case PIC_PORT_OUT | PIC_PORT_TEXT: \
pic_errorf(pic, caller ": expected output/textual port"); \
case PIC_PORT_OUT | PIC_PORT_BINARY: \
pic_errorf(pic, caller ": expected output/binary port"); \
} \
} \
if ((port->flags & PIC_PORT_OPEN) == 0) { \
@ -494,7 +456,7 @@ pic_port_get_output_string(pic_state *pic)
pic_get_args(pic, "|p", &port);
assert_port_profile(port, PIC_PORT_OUT | PIC_PORT_TEXT, "get-output-string");
assert_port_profile(port, PIC_PORT_OUT, "get-output-string");
return pic_obj_value(pic_get_output_string(pic, port));
}
@ -509,7 +471,7 @@ pic_port_open_input_blob(pic_state *pic)
port = (struct pic_port *)pic_obj_alloc(pic, sizeof(struct pic_port), PIC_TYPE_PORT);
port->file = string_open(pic, (const char *)blob->data, blob->len);
port->flags = PIC_PORT_IN | PIC_PORT_BINARY | PIC_PORT_OPEN;
port->flags = PIC_PORT_IN | PIC_PORT_OPEN;
return pic_obj_value(port);
}
@ -523,7 +485,7 @@ pic_port_open_output_bytevector(pic_state *pic)
port = (struct pic_port *)pic_obj_alloc(pic, sizeof(struct pic_port), PIC_TYPE_PORT);
port->file = string_open(pic, NULL, 0);
port->flags = PIC_PORT_OUT | PIC_PORT_BINARY | PIC_PORT_OPEN;
port->flags = PIC_PORT_OUT | PIC_PORT_OPEN;
return pic_obj_value(port);
}
@ -537,7 +499,7 @@ pic_port_get_output_bytevector(pic_state *pic)
pic_get_args(pic, "|p", &port);
assert_port_profile(port, PIC_PORT_OUT | PIC_PORT_BINARY, "get-output-bytevector");
assert_port_profile(port, PIC_PORT_OUT, "get-output-bytevector");
if (port->file->vtable.write != string_write) {
pic_errorf(pic, "get-output-bytevector: port is not made by open-output-bytevector");
@ -560,7 +522,7 @@ pic_port_read_char(pic_state *pic)
pic_get_args(pic, "|p", &port);
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_TEXT, "read-char");
assert_port_profile(port, PIC_PORT_IN, "read-char");
if ((c = xfgetc(pic, port->file)) == EOF) {
return pic_eof_object(pic);
@ -578,7 +540,7 @@ pic_port_peek_char(pic_state *pic)
pic_get_args(pic, "|p", &port);
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_TEXT, "peek-char");
assert_port_profile(port, PIC_PORT_IN, "peek-char");
if ((c = xfgetc(pic, port->file)) == EOF) {
return pic_eof_object(pic);
@ -599,7 +561,7 @@ pic_port_read_line(pic_state *pic)
pic_get_args(pic, "|p", &port);
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_TEXT, "read-line");
assert_port_profile(port, PIC_PORT_IN, "read-line");
buf = pic_open_output_string(pic);
while ((c = xfgetc(pic, port->file)) != EOF && c != '\n') {
@ -621,7 +583,7 @@ 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, "char-ready?");
assert_port_profile(port, PIC_PORT_IN, "char-ready?");
pic_get_args(pic, "|p", &port);
@ -638,7 +600,7 @@ 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, "read-stritg");
assert_port_profile(port, PIC_PORT_IN, "read-stritg");
c = EOF;
buf = pic_open_output_string(pic);
@ -665,7 +627,7 @@ 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, "read-u8");
assert_port_profile(port, PIC_PORT_IN, "read-u8");
if ((c = xfgetc(pic, port->file)) == EOF) {
return pic_eof_object(pic);
}
@ -681,7 +643,7 @@ pic_port_peek_byte(pic_state *pic)
pic_get_args(pic, "|p", &port);
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_BINARY, "peek-u8");
assert_port_profile(port, PIC_PORT_IN, "peek-u8");
c = xfgetc(pic, port->file);
if (c == EOF) {
@ -700,7 +662,7 @@ pic_port_byte_ready_p(pic_state *pic)
pic_get_args(pic, "|p", &port);
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_BINARY, "u8-ready?");
assert_port_profile(port, PIC_PORT_IN, "u8-ready?");
return pic_true_value(pic); /* FIXME: always returns #t */
}
@ -715,7 +677,7 @@ pic_port_read_blob(pic_state *pic)
pic_get_args(pic, "i|p", &k, &port);
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_BINARY, "read-bytevector");
assert_port_profile(port, PIC_PORT_IN, "read-bytevector");
blob = pic_blob_value(pic, 0, k);
@ -748,7 +710,7 @@ pic_port_read_blob_ip(pic_state *pic)
end = bv->len;
}
assert_port_profile(port, PIC_PORT_IN | PIC_PORT_BINARY, "read-bytevector!");
assert_port_profile(port, PIC_PORT_IN, "read-bytevector!");
if (end < start) {
pic_errorf(pic, "read-bytevector!: end index must be greater than or equal to start index");
@ -776,7 +738,7 @@ pic_port_newline(pic_state *pic)
pic_get_args(pic, "|p", &port);
assert_port_profile(port, PIC_PORT_OUT | PIC_PORT_TEXT, "newline");
assert_port_profile(port, PIC_PORT_OUT, "newline");
xfputs(pic, "\n", port->file);
return pic_undef_value(pic);
@ -790,7 +752,7 @@ 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, "write-char");
assert_port_profile(port, PIC_PORT_OUT, "write-char");
xfputc(pic, c, port->file);
return pic_undef_value(pic);
@ -813,7 +775,7 @@ pic_port_write_string(pic_state *pic)
end = INT_MAX;
}
assert_port_profile(port, PIC_PORT_OUT | PIC_PORT_TEXT, "write-string");
assert_port_profile(port, PIC_PORT_OUT, "write-string");
for (i = start; i < end && str[i] != '\0'; ++i) {
xfputc(pic, str[i], port->file);
@ -829,7 +791,7 @@ 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, "write-u8");
assert_port_profile(port, PIC_PORT_OUT, "write-u8");
xfputc(pic, i, port->file);
return pic_undef_value(pic);
@ -852,7 +814,7 @@ pic_port_write_blob(pic_state *pic)
end = blob->len;
}
assert_port_profile(port, PIC_PORT_OUT | PIC_PORT_BINARY, "write-bytevector");
assert_port_profile(port, PIC_PORT_OUT, "write-bytevector");
for (i = start; i < end; ++i) {
xfputc(pic, blob->data[i], port->file);
@ -906,8 +868,6 @@ pic_init_port(pic_state *pic)
pic_defun(pic, "input-port?", pic_port_input_port_p);
pic_defun(pic, "output-port?", pic_port_output_port_p);
pic_defun(pic, "textual-port?", pic_port_textual_port_p);
pic_defun(pic, "binary-port?", pic_port_binary_port_p);
pic_defun(pic, "port?", pic_port_port_p);
pic_defun(pic, "port-open?", pic_port_port_open_p);