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core: Remove CBYTES, CSTRING, NCBYTES macros.

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* src/gc.c (cell_bytes, news_bytes): New function.
* include/mes/macros.h (CBYTES, CSTRING, NCBYTES): Remove.  Update
users.
* include/mes/m2.h: Likewise.
This commit is contained in:
Jan (janneke) Nieuwenhuizen 2020-05-19 08:55:41 +02:00
parent a25dff6837
commit 94e40691ba
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GPG key ID: F3C1A0D9C1D65273
8 changed files with 42 additions and 36 deletions
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3
include/mes/m2.h
View file

@ -83,13 +83,10 @@ struct timeval
#define NLENGTH(x) ((x*struct_size)+g_news)->car
#define NCBYTES(x) (((x*struct_size)+g_news) + 8)
#define NVALUE(x) ((x*struct_size)+g_news)->cdr
#define NSTRING(x) ((x*struct_size)+g_news)->cdr
#define NVECTOR(x) ((x*struct_size)+g_news)->cdr
#define CSTRING(x) CBYTES (STRING (x))
#define CAAR(x) CAR (CAR (x))
#define CADR(x) CAR (CDR (x))
#define CDAR(x) CDR (CAR (x))

5
include/mes/macros.h
View file

@ -37,8 +37,6 @@
#define CLOSURE(x) g_cells[x].cdr
#define CONTINUATION(x) g_cells[x].cdr
#define CBYTES(x) (char*)&g_cells[x].cdr
#define MACRO(x) g_cells[x].car
#define NAME(x) g_cells[x].cdr
#define PORT(x) g_cells[x].car
@ -48,13 +46,10 @@
#define VECTOR(x) g_cells[x].cdr
#define NLENGTH(x) g_news[x].car
#define NCBYTES(x) (char*)&g_news[x].cdr
#define NVALUE(x) g_news[x].cdr
#define NSTRING(x) g_news[x].cdr
#define NVECTOR(x) g_news[x].cdr
#define CSTRING(x) CBYTES (STRING (x))
#define CAAR(x) CAR (CAR (x))
#define CADR(x) CAR (CDR (x))
#define CDAR(x) CDR (CAR (x))

4
include/mes/mes.h
View file

@ -78,7 +78,6 @@ SCM alloc (long n);
SCM apply (SCM f, SCM x, SCM a);
SCM apply_builtin (SCM fn, SCM x);
SCM builtin_name (SCM builtin);
FUNCTION builtin_function (SCM builtin);
SCM cstring_to_list (char const *s);
SCM cstring_to_symbol (char const *s);
SCM fdisplay_ (SCM, int, int);
@ -109,6 +108,9 @@ SCM struct_ref_ (SCM x, long i);
SCM struct_set_x_ (SCM x, long i, SCM e);
SCM vector_ref_ (SCM x, long i);
SCM vector_set_x_ (SCM x, long i, SCM e);
FUNCTION builtin_function (SCM builtin);
char *cell_bytes (SCM x);
char *news_bytes (SCM x);
int peekchar ();
int readchar ();
int unreadchar ();

10
src/display.c
View file

@ -189,28 +189,28 @@ display_helper (SCM x, int cont, char *sep, int fd, int write_p)
fdputs (" ", fd);
x = STRING (x);
fdputc ('"', fd);
fdwrite_string (CSTRING (x), LENGTH (x), fd);
fdwrite_string (cell_bytes (STRING (x)), LENGTH (x), fd);
fdputc ('"', fd);
fdputs (">", fd);
}
else if (t == TKEYWORD)
{
fdputs ("#:", fd);
fdwrite_string (CSTRING (x), LENGTH (x), fd);
fdwrite_string (cell_bytes (STRING (x)), LENGTH (x), fd);
}
else if (t == TSTRING)
{
if (write_p == 1)
{
fdputc ('"', fd);
fdwrite_string (CSTRING (x), LENGTH (x), fd);
fdwrite_string (cell_bytes (STRING (x)), LENGTH (x), fd);
fdputc ('"', fd);
}
else
fdputs (CSTRING (x), fd);
fdputs (cell_bytes (STRING (x)), fd);
}
else if (t == TSPECIAL || t == TSYMBOL)
fdwrite_string (CSTRING (x), LENGTH (x), fd);
fdwrite_string (cell_bytes (STRING (x)), LENGTH (x), fd);
else if (t == TREF)
fdisplay_ (REF (x), fd, write_p);
else if (t == TSTRUCT)

16
src/gc.c
View file

@ -25,6 +25,18 @@
#include <string.h>
#include <stdlib.h>
char *
cell_bytes (SCM x)
{
return &CDR (x);
}
char *
news_bytes (SCM x)
{
return &NCDR (x);
}
SCM
gc_init () /*:((internal)) */
{
@ -261,8 +273,8 @@ gc_copy (SCM old) /*:((internal)) */
}
else if (NTYPE (new) == TBYTES)
{
char const *src = CBYTES (old);
char *dest = NCBYTES (new);
char const *src = cell_bytes (old);
char *dest = news_bytes (new);
size_t length = NLENGTH (new);
memcpy (dest, src, length + 1);
g_free = g_free + bytes_cells (length) - 1;

4
src/hash.c
View file

@ -38,7 +38,7 @@ int
hashq_ (SCM x, long size)
{
if (TYPE (x) == TSPECIAL || TYPE (x) == TSYMBOL)
return hash_cstring (CSTRING (x), size); /* FIXME: hash x directly. */
return hash_cstring (cell_bytes (STRING (x)), size); /* FIXME: hash x directly. */
error (cell_symbol_system_error, cons (make_string0 ("hashq_: not a symbol"), x));
}
@ -46,7 +46,7 @@ int
hash_ (SCM x, long size)
{
if (TYPE (x) == TSTRING)
return hash_cstring (CSTRING (x), size);
return hash_cstring (cell_bytes (STRING (x)), size);
assert_msg (0, "0");
return hashq_ (x, size);
}

28
src/posix.c
View file

@ -47,7 +47,7 @@ peekchar ()
size_t length = LENGTH (string);
if (length == 0)
return -1;
char const *p = CSTRING (string);
char const *p = cell_bytes (STRING (string));
return p[0];
}
@ -61,7 +61,7 @@ readchar ()
size_t length = LENGTH (string);
if (length == 0)
return -1;
char const *p = CSTRING (string);
char const *p = cell_bytes (STRING (string));
int c = p[0];
p = p + 1;
STRING (port) = make_string (p, length - 1);
@ -78,10 +78,10 @@ unreadchar (int c)
SCM port = current_input_port ();
SCM string = STRING (port);
size_t length = LENGTH (string);
char *p = CSTRING (string);
char *p = cell_bytes (STRING (string));
p = p - 1;
string = make_string (p, length + 1);
p = CSTRING (string);
p = cell_bytes (STRING (string));
p[0] = c;
STRING (port) = string;
return c;
@ -159,7 +159,7 @@ SCM
getenv_ (SCM s) /*:((name . "getenv")) */
{
char *p;
p = getenv (CSTRING (s));
p = getenv (cell_bytes (STRING (s)));
if (p != 0)
return make_string0 (p);
return cell_f;
@ -169,15 +169,15 @@ SCM
setenv_ (SCM s, SCM v) /*:((name . "setenv")) */
{
char *buf = __setenv_buf;
strcpy (buf, CSTRING (s));
setenv (buf, CSTRING (v), 1);
strcpy (buf, cell_bytes (STRING (s)));
setenv (buf, cell_bytes (STRING (v)), 1);
return cell_unspecified;
}
SCM
access_p (SCM file_name, SCM mode)
{
if (access (CSTRING (file_name), VALUE (mode)) == 0)
if (access (cell_bytes (STRING (file_name)), VALUE (mode)) == 0)
return cell_t;
return cell_f;
}
@ -196,7 +196,7 @@ current_input_port ()
SCM
open_input_file (SCM file_name)
{
int filedes = mes_open (CSTRING (file_name), O_RDONLY, 0);
int filedes = mes_open (cell_bytes (STRING (file_name)), O_RDONLY, 0);
if (filedes == -1)
error (cell_symbol_system_error, cons (make_string0 ("No such file or directory"), file_name));
return make_number (filedes);
@ -247,7 +247,7 @@ open_output_file (SCM x) /*:((arity . n)) */
int mode = S_IRUSR | S_IWUSR;
if (TYPE (x) == TPAIR && TYPE (car (x)) == TNUMBER)
mode = VALUE (car (x));
return make_number (mes_open (CSTRING (file_name), O_WRONLY | O_CREAT | O_TRUNC, mode));
return make_number (mes_open (cell_bytes (STRING (file_name)), O_WRONLY | O_CREAT | O_TRUNC, mode));
}
SCM
@ -273,7 +273,7 @@ set_current_error_port (SCM port)
SCM
chmod_ (SCM file_name, SCM mode) /*:((name . "chmod")) */
{
chmod (CSTRING (file_name), VALUE (mode));
chmod (cell_bytes (STRING (file_name)), VALUE (mode));
return cell_unspecified;
}
@ -300,13 +300,13 @@ execl_ (SCM file_name, SCM args) /*:((name . "execl")) */
if (length__ (args) > 1000)
error (cell_symbol_system_error,
cons (file_name, cons (make_string0 ("too many arguments"), cons (file_name, args))));
c_argv[i] = CSTRING (file_name);
c_argv[i] = cell_bytes (STRING (file_name));
i = i + 1;
while (args != cell_nil)
{
assert_msg (TYPE (CAR (args)) == TSTRING, "TYPE (CAR (args)) == TSTRING");
SCM arg = CAR (args);
c_argv[i] = CSTRING (arg);
c_argv[i] = cell_bytes (STRING (arg));
i = i + 1;
args = CDR (args);
if (g_debug > 2)
@ -420,6 +420,6 @@ dup2_ (SCM old, SCM new) /*:((name . "dup2")) */
SCM
delete_file (SCM file_name)
{
unlink (CSTRING (file_name));
unlink (cell_bytes (STRING (file_name)));
return cell_unspecified;
}

8
src/string.c
View file

@ -80,7 +80,7 @@ string_equal_p (SCM a, SCM b) /*:((name . "string=?")) */
if (a == b
|| STRING (a) == STRING (b)
|| (LENGTH (a) == 0 && LENGTH (b) == 0)
|| (LENGTH (a) == LENGTH (b) && !memcmp (CSTRING (a), CSTRING (b), LENGTH (a))))
|| (LENGTH (a) == LENGTH (b) && !memcmp (cell_bytes (STRING (a)), cell_bytes (STRING (b)), LENGTH (a))))
return cell_t;
return cell_f;
@ -150,7 +150,7 @@ cstring_to_symbol (char const *s)
SCM
string_to_list (SCM string)
{
return bytes_to_list (CSTRING (string), LENGTH (string));
return bytes_to_list (cell_bytes (STRING (string)), LENGTH (string));
}
SCM
@ -192,7 +192,7 @@ string_append (SCM x) /*:((arity . n)) */
{
SCM string = CAR (x);
assert_msg (TYPE (string) == TSTRING, "TYPE (string) == TSTRING");
memcpy (p, CSTRING (string), LENGTH (string) + 1);
memcpy (p, cell_bytes (STRING (string)), LENGTH (string) + 1);
p = p + LENGTH (string);
size = size + LENGTH (string);
if (size > MAX_STRING)
@ -218,6 +218,6 @@ string_ref (SCM str, SCM k)
size_t i = VALUE (k);
if (i > size)
error (cell_symbol_system_error, cons (make_string0 ("value out of range"), k));
char const *p = CSTRING (str);
char const *p = cell_bytes (STRING (str));
return make_char (p[i]);
}