1
Fork 0
mirror of https://git.savannah.gnu.org/git/guile.git synced 2025-06-30 15:00:21 +02:00

("scm_new_port_table_entry"): return a boxed SCM in

stead of scm_t_port*. The function now takes a tag argument.
This commit is contained in:
Han-Wen Nienhuys 2002-08-08 23:02:28 +00:00
parent 395b0a341f
commit da220f2794
6 changed files with 27 additions and 28 deletions

View file

@ -1,3 +1,8 @@
2002-08-09 Han-Wen Nienhuys <hanwen@cs.uu.nl>
* ports.c ("scm_new_port_table_entry"): return a boxed SCM in
stead of scm_t_port*. The function now takes a tag argument.
2002-08-08 Han-Wen Nienhuys <hanwen@cs.uu.nl> 2002-08-08 Han-Wen Nienhuys <hanwen@cs.uu.nl>
* gc.h: add scm_debug_cells_gc_interval to public interface * gc.h: add scm_debug_cells_gc_interval to public interface

View file

@ -437,10 +437,10 @@ scm_fdes_to_port (int fdes, char *mode, SCM name)
} }
SCM_DEFER_INTS; SCM_DEFER_INTS;
pt = scm_new_port_table_entry ();
port = scm_cell (scm_tc16_fport | mode_bits, (scm_t_bits) pt); port = scm_new_port_table_entry (scm_tc16_fport);
pt->port = port; SCM_SET_CELL_TYPE(port, scm_tc16_fport | mode_bits);
pt = SCM_PTAB_ENTRY(port);
{ {
scm_t_fport *fp scm_t_fport *fp
= (scm_t_fport *) scm_gc_malloc (sizeof (scm_t_fport), "file port"); = (scm_t_fport *) scm_gc_malloc (sizeof (scm_t_fport), "file port");

View file

@ -452,10 +452,11 @@ long scm_port_table_size = 0; /* Number of ports in scm_port_table. */
long scm_port_table_room = 20; /* Size of the array. */ long scm_port_table_room = 20; /* Size of the array. */
scm_t_port * SCM
scm_new_port_table_entry (void) scm_new_port_table_entry (scm_t_bits tag)
#define FUNC_NAME "scm_new_port_table_entry" #define FUNC_NAME "scm_new_port_table_entry"
{ {
SCM z = scm_cell (SCM_EOL, SCM_EOL);
scm_t_port *entry = (scm_t_port *) scm_gc_calloc (sizeof (scm_t_port), "port"); scm_t_port *entry = (scm_t_port *) scm_gc_calloc (sizeof (scm_t_port), "port");
if (scm_port_table_size == scm_port_table_room) if (scm_port_table_size == scm_port_table_room)
{ {
@ -468,17 +469,19 @@ scm_new_port_table_entry (void)
scm_port_table_room *= 2; scm_port_table_room *= 2;
} }
entry->port = SCM_EOL;
entry->entry = scm_port_table_size; entry->entry = scm_port_table_size;
entry->file_name = SCM_BOOL_F; entry->file_name = SCM_BOOL_F;
entry->rw_active = SCM_PORT_NEITHER; entry->rw_active = SCM_PORT_NEITHER;
scm_port_table[scm_port_table_size] = entry; scm_port_table[scm_port_table_size] = entry;
scm_port_table_size++; scm_port_table_size++;
return entry; entry->port = z;
SCM_SET_CELL_TYPE(z, tag);
SCM_SETPTAB_ENTRY(z, entry);
return z;
} }
#undef FUNC_NAME #undef FUNC_NAME
@ -1521,13 +1524,10 @@ scm_void_port (char *mode_str)
SCM_DEFER_INTS; SCM_DEFER_INTS;
{ {
int mode_bits = scm_mode_bits (mode_str); int mode_bits = scm_mode_bits (mode_str);
scm_t_port * pt = scm_new_port_table_entry (); SCM answer = scm_new_port_table_entry (scm_tc16_void_port);
SCM answer; scm_t_port * pt = SCM_PTAB_ENTRY(answer);
scm_port_non_buffer (pt); scm_port_non_buffer (pt);
answer = scm_cell (scm_tc16_void_port, 0);
SCM_SETPTAB_ENTRY (answer, pt);
pt->port = answer;
SCM_SETSTREAM (answer, 0); SCM_SETSTREAM (answer, 0);
SCM_SET_CELL_TYPE (answer, scm_tc16_void_port | mode_bits); SCM_SET_CELL_TYPE (answer, scm_tc16_void_port | mode_bits);

View file

@ -257,7 +257,7 @@ SCM_API SCM scm_current_load_port (void);
SCM_API SCM scm_set_current_input_port (SCM port); SCM_API SCM scm_set_current_input_port (SCM port);
SCM_API SCM scm_set_current_output_port (SCM port); SCM_API SCM scm_set_current_output_port (SCM port);
SCM_API SCM scm_set_current_error_port (SCM port); SCM_API SCM scm_set_current_error_port (SCM port);
SCM_API scm_t_port * scm_new_port_table_entry (void); SCM_API SCM scm_new_port_table_entry (scm_t_bits tag);
SCM_API void scm_remove_from_port_table (SCM port); SCM_API void scm_remove_from_port_table (SCM port);
SCM_API void scm_grow_port_cbuf (SCM port, size_t requested); SCM_API void scm_grow_port_cbuf (SCM port, size_t requested);
SCM_API SCM scm_pt_size (void); SCM_API SCM scm_pt_size (void);

View file

@ -281,14 +281,10 @@ scm_mkstrport (SCM pos, SCM str, long modes, const char *caller)
scm_misc_error ("scm_mkstrport", "port must read or write", SCM_EOL); scm_misc_error ("scm_mkstrport", "port must read or write", SCM_EOL);
SCM_DEFER_INTS; SCM_DEFER_INTS;
pt = scm_new_port_table_entry (); z = scm_new_port_table_entry (scm_tc16_strport);
z = scm_cell (scm_tc16_strport | modes, 0); pt = SCM_PTAB_ENTRY(z);
SCM_SETPTAB_ENTRY (z, pt);
pt->port = z;
SCM_SETSTREAM (z, SCM_UNPACK (str)); SCM_SETSTREAM (z, SCM_UNPACK (str));
SCM_SET_CELL_TYPE(z, scm_tc16_strport|modes);
pt->write_buf = pt->read_buf = SCM_STRING_UCHARS (str); pt->write_buf = pt->read_buf = SCM_STRING_UCHARS (str);
pt->read_pos = pt->write_pos = pt->read_buf + SCM_INUM (pos); pt->read_pos = pt->write_pos = pt->read_buf + SCM_INUM (pos);
pt->write_buf_size = pt->read_buf_size = str_len; pt->write_buf_size = pt->read_buf_size = str_len;

View file

@ -191,12 +191,10 @@ SCM_DEFINE (scm_make_soft_port, "make-soft-port", 2, 0, 0,
SCM_VALIDATE_STRING (2, modes); SCM_VALIDATE_STRING (2, modes);
SCM_DEFER_INTS; SCM_DEFER_INTS;
pt = scm_new_port_table_entry (); z = scm_new_port_table_entry (scm_tc16_sfport);
scm_port_non_buffer (pt); scm_port_non_buffer (pt);
z = scm_cell (scm_tc16_sfport | scm_mode_bits (SCM_STRING_CHARS (modes)), 0); SCM_SET_CELL_TYPE (z, scm_tc16_sfport | scm_mode_bits (SCM_STRING_CHARS (modes)));
SCM_SETPTAB_ENTRY (z, pt);
pt->port = z;
SCM_SETSTREAM (z, SCM_UNPACK (pv)); SCM_SETSTREAM (z, SCM_UNPACK (pv));
SCM_ALLOW_INTS; SCM_ALLOW_INTS;
return z; return z;