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Diffstat (limited to 'libguile/print.c')
-rw-r--r--libguile/print.c149
1 files changed, 69 insertions, 80 deletions
diff --git a/libguile/print.c b/libguile/print.c
index f144a6491..a1c36eb94 100644
--- a/libguile/print.c
+++ b/libguile/print.c
@@ -40,7 +40,6 @@
#include "libguile/macros.h"
#include "libguile/procprop.h"
#include "libguile/read.h"
-#include "libguile/weaks.h"
#include "libguile/programs.h"
#include "libguile/alist.h"
#include "libguile/struct.h"
@@ -158,7 +157,7 @@ do \
{ \
if (pstate->top - pstate->list_offset >= pstate->level) \
{ \
- scm_putc ('#', port); \
+ scm_putc_unlocked ('#', port); \
return; \
} \
} \
@@ -302,9 +301,9 @@ print_circref (SCM port, scm_print_state *pstate, SCM ref)
for (i = pstate->top - 1; 1; --i)
if (scm_is_eq (PSTATE_STACK_REF(pstate, i), ref))
break;
- scm_putc ('#', port);
+ scm_putc_unlocked ('#', port);
scm_intprint (i - self, 10, port);
- scm_putc ('#', port);
+ scm_putc_unlocked ('#', port);
}
/* Print the name of a symbol. */
@@ -395,7 +394,7 @@ print_extended_symbol (SCM sym, SCM port)
len = scm_i_symbol_length (sym);
strategy = scm_i_get_conversion_strategy (port);
- scm_lfwrite ("#{", 2, port);
+ scm_lfwrite_unlocked ("#{", 2, port);
for (pos = 0; pos < len; pos++)
{
@@ -418,7 +417,7 @@ print_extended_symbol (SCM sym, SCM port)
}
}
- scm_lfwrite ("}#", 2, port);
+ scm_lfwrite_unlocked ("}#", 2, port);
}
/* FIXME: allow R6RS hex escapes instead of #{...}#. */
@@ -434,7 +433,7 @@ scm_i_print_symbol_name (SCM sym, SCM port)
void
scm_print_symbol_name (const char *str, size_t len, SCM port)
{
- SCM symbol = scm_from_locale_symboln (str, len);
+ SCM symbol = scm_from_utf8_symboln (str, len);
scm_i_print_symbol_name (symbol, port);
}
@@ -454,7 +453,7 @@ static void iprin1 (SCM exp, SCM port, scm_print_state *pstate);
scm_intprint (i, 8, port); \
else \
{ \
- scm_puts ("x", port); \
+ scm_puts_unlocked ("x", port); \
scm_intprint (i, 16, port); \
} \
} \
@@ -509,7 +508,7 @@ iprin1 (SCM exp, SCM port, scm_print_state *pstate)
else if (SCM_IFLAGP (exp)
&& ((size_t) SCM_IFLAGNUM (exp) < (sizeof iflagnames / sizeof (char *))))
{
- scm_puts (iflagnames [SCM_IFLAGNUM (exp)], port);
+ scm_puts_unlocked (iflagnames [SCM_IFLAGNUM (exp)], port);
}
else
{
@@ -530,7 +529,7 @@ iprin1 (SCM exp, SCM port, scm_print_state *pstate)
goto print_struct;
pwps = scm_i_port_with_print_state (port, pstate->handle);
pstate->revealed = 1;
- scm_call_generic_2 (print, exp, pwps);
+ scm_call_2 (print, exp, pwps);
}
else
{
@@ -603,11 +602,11 @@ iprin1 (SCM exp, SCM port, scm_print_state *pstate)
}
else
{
- scm_puts ("#<uninterned-symbol ", port);
+ scm_puts_unlocked ("#<uninterned-symbol ", port);
scm_i_print_symbol_name (exp, port);
- scm_putc (' ', port);
+ scm_putc_unlocked (' ', port);
scm_uintprint (SCM_UNPACK (exp), 16, port);
- scm_putc ('>', port);
+ scm_putc_unlocked ('>', port);
}
break;
case scm_tc7_variable:
@@ -622,6 +621,12 @@ iprin1 (SCM exp, SCM port, scm_print_state *pstate)
case scm_tc7_hashtable:
scm_i_hashtable_print (exp, port, pstate);
break;
+ case scm_tc7_weak_set:
+ scm_i_weak_set_print (exp, port, pstate);
+ break;
+ case scm_tc7_weak_table:
+ scm_i_weak_table_print (exp, port, pstate);
+ break;
case scm_tc7_fluid:
scm_i_fluid_print (exp, port, pstate);
break;
@@ -658,14 +663,11 @@ iprin1 (SCM exp, SCM port, scm_print_state *pstate)
break;
case scm_tc7_wvect:
ENTER_NESTED_DATA (pstate, exp, circref);
- if (SCM_IS_WHVEC (exp))
- scm_puts ("#wh(", port);
- else
- scm_puts ("#w(", port);
+ scm_puts_unlocked ("#w(", port);
goto common_vector_printer;
case scm_tc7_vector:
ENTER_NESTED_DATA (pstate, exp, circref);
- scm_puts ("#(", port);
+ scm_puts_unlocked ("#(", port);
common_vector_printer:
{
register long i;
@@ -677,43 +679,26 @@ iprin1 (SCM exp, SCM port, scm_print_state *pstate)
last = pstate->length - 1;
cutp = 1;
}
- if (SCM_I_WVECTP (exp))
- {
- /* Elements of weak vectors may not be accessed via the
- `SIMPLE_VECTOR_REF ()' macro. */
- for (i = 0; i < last; ++i)
- {
- scm_iprin1 (scm_c_vector_ref (exp, i),
- port, pstate);
- scm_putc (' ', port);
- }
- }
- else
- {
- for (i = 0; i < last; ++i)
- {
- scm_iprin1 (SCM_SIMPLE_VECTOR_REF (exp, i), port, pstate);
- scm_putc (' ', port);
- }
- }
-
+ for (i = 0; i < last; ++i)
+ {
+ scm_iprin1 (scm_c_vector_ref (exp, i), port, pstate);
+ scm_putc_unlocked (' ', port);
+ }
if (i == last)
{
/* CHECK_INTS; */
scm_iprin1 (scm_c_vector_ref (exp, i), port, pstate);
}
if (cutp)
- scm_puts (" ...", port);
- scm_putc (')', port);
+ scm_puts_unlocked (" ...", port);
+ scm_putc_unlocked (')', port);
}
EXIT_NESTED_DATA (pstate);
break;
case scm_tc7_port:
{
- register long i = SCM_PTOBNUM (exp);
- if (i < scm_numptob
- && scm_ptobs[i].print
- && (scm_ptobs[i].print) (exp, port, pstate))
+ scm_t_ptob_descriptor *ptob = SCM_PORT_DESCRIPTOR (exp);
+ if (ptob->print && ptob->print (exp, port, pstate))
break;
goto punk;
}
@@ -858,7 +843,7 @@ display_string_as_utf8 (const void *str, int narrow_p, size_t len,
/* INPUT was successfully converted, entirely; print the
result. */
- scm_lfwrite (utf8_buf, utf8_len, port);
+ scm_lfwrite_unlocked (utf8_buf, utf8_len, port);
printed += i - printed;
}
@@ -919,7 +904,7 @@ display_string_using_iconv (const void *str, int narrow_p, size_t len,
iconv (pt->output_cd, NULL, NULL, NULL, NULL);
/* Print the OUTPUT_LEN bytes successfully converted. */
- scm_lfwrite (encoded_output, output_len, port);
+ scm_lfwrite_unlocked (encoded_output, output_len, port);
/* See how many input codepoints these OUTPUT_LEN bytes
corresponds to. */
@@ -954,7 +939,7 @@ display_string_using_iconv (const void *str, int narrow_p, size_t len,
{
/* INPUT was successfully converted, entirely; print the
result. */
- scm_lfwrite (encoded_output, output_len, port);
+ scm_lfwrite_unlocked (encoded_output, output_len, port);
codepoints_read = i - printed;
printed += codepoints_read;
}
@@ -1034,7 +1019,7 @@ write_character_escaped (scm_t_wchar ch, int string_escapes_p, SCM port)
/* Use special escapes for some C0 controls. */
buf[0] = '\\';
buf[1] = escapes[ch - 0x07];
- scm_lfwrite (buf, 2, port);
+ scm_lfwrite_unlocked (buf, 2, port);
}
else if (!SCM_R6RS_ESCAPES_P)
{
@@ -1044,7 +1029,7 @@ write_character_escaped (scm_t_wchar ch, int string_escapes_p, SCM port)
buf[1] = 'x';
buf[2] = hex[ch / 16];
buf[3] = hex[ch % 16];
- scm_lfwrite (buf, 4, port);
+ scm_lfwrite_unlocked (buf, 4, port);
}
else if (ch <= 0xFFFF)
{
@@ -1054,7 +1039,7 @@ write_character_escaped (scm_t_wchar ch, int string_escapes_p, SCM port)
buf[3] = hex[(ch & 0xF00) >> 8];
buf[4] = hex[(ch & 0xF0) >> 4];
buf[5] = hex[(ch & 0xF)];
- scm_lfwrite (buf, 6, port);
+ scm_lfwrite_unlocked (buf, 6, port);
}
else if (ch > 0xFFFF)
{
@@ -1066,7 +1051,7 @@ write_character_escaped (scm_t_wchar ch, int string_escapes_p, SCM port)
buf[5] = hex[(ch & 0xF00) >> 8];
buf[6] = hex[(ch & 0xF0) >> 4];
buf[7] = hex[(ch & 0xF)];
- scm_lfwrite (buf, 8, port);
+ scm_lfwrite_unlocked (buf, 8, port);
}
}
else
@@ -1089,7 +1074,7 @@ write_character_escaped (scm_t_wchar ch, int string_escapes_p, SCM port)
buf[i] = 'x';
i --;
buf[i] = '\\';
- scm_lfwrite (buf + i, 9 - i, port);
+ scm_lfwrite_unlocked (buf + i, 9 - i, port);
}
}
else
@@ -1099,7 +1084,7 @@ write_character_escaped (scm_t_wchar ch, int string_escapes_p, SCM port)
name = scm_i_charname (SCM_MAKE_CHAR (ch));
if (name != NULL)
- scm_puts (name, port);
+ scm_puts_unlocked (name, port);
else
PRINT_CHAR_ESCAPE (ch, port);
}
@@ -1170,14 +1155,14 @@ void
scm_intprint (scm_t_intmax n, int radix, SCM port)
{
char num_buf[SCM_INTBUFLEN];
- scm_lfwrite (num_buf, scm_iint2str (n, radix, num_buf), port);
+ scm_lfwrite_unlocked (num_buf, scm_iint2str (n, radix, num_buf), port);
}
void
scm_uintprint (scm_t_uintmax n, int radix, SCM port)
{
char num_buf[SCM_INTBUFLEN];
- scm_lfwrite (num_buf, scm_iuint2str (n, radix, num_buf), port);
+ scm_lfwrite_unlocked (num_buf, scm_iuint2str (n, radix, num_buf), port);
}
/* Print an object of unrecognized type.
@@ -1186,19 +1171,19 @@ scm_uintprint (scm_t_uintmax n, int radix, SCM port)
void
scm_ipruk (char *hdr, SCM ptr, SCM port)
{
- scm_puts ("#<unknown-", port);
- scm_puts (hdr, port);
+ scm_puts_unlocked ("#<unknown-", port);
+ scm_puts_unlocked (hdr, port);
if (1) /* (scm_in_heap_p (ptr)) */ /* FIXME */
{
- scm_puts (" (0x", port);
+ scm_puts_unlocked (" (0x", port);
scm_uintprint (SCM_CELL_WORD_0 (ptr), 16, port);
- scm_puts (" . 0x", port);
+ scm_puts_unlocked (" . 0x", port);
scm_uintprint (SCM_CELL_WORD_1 (ptr), 16, port);
- scm_puts (") @", port);
+ scm_puts_unlocked (") @", port);
}
- scm_puts (" 0x", port);
+ scm_puts_unlocked (" 0x", port);
scm_uintprint (SCM_UNPACK (ptr), 16, port);
- scm_putc ('>', port);
+ scm_putc_unlocked ('>', port);
}
@@ -1209,7 +1194,7 @@ scm_iprlist (char *hdr, SCM exp, int tlr, SCM port, scm_print_state *pstate)
{
register SCM hare, tortoise;
long floor = pstate->top - 2;
- scm_puts (hdr, port);
+ scm_puts_unlocked (hdr, port);
/* CHECK_INTS; */
if (pstate->fancyp)
goto fancy_printing;
@@ -1239,18 +1224,18 @@ scm_iprlist (char *hdr, SCM exp, int tlr, SCM port, scm_print_state *pstate)
if (scm_is_eq (PSTATE_STACK_REF(pstate, i), exp))
goto circref;
PUSH_REF (pstate, exp);
- scm_putc (' ', port);
+ scm_putc_unlocked (' ', port);
/* CHECK_INTS; */
scm_iprin1 (SCM_CAR (exp), port, pstate);
}
if (!SCM_NULL_OR_NIL_P (exp))
{
- scm_puts (" . ", port);
+ scm_puts_unlocked (" . ", port);
scm_iprin1 (exp, port, pstate);
}
end:
- scm_putc (tlr, port);
+ scm_putc_unlocked (tlr, port);
pstate->top = floor + 2;
return;
@@ -1271,7 +1256,7 @@ fancy_printing:
{
if (n == 0)
{
- scm_puts (" ...", port);
+ scm_puts_unlocked (" ...", port);
goto skip_tail;
}
else
@@ -1279,14 +1264,14 @@ fancy_printing:
}
PUSH_REF(pstate, exp);
++pstate->list_offset;
- scm_putc (' ', port);
+ scm_putc_unlocked (' ', port);
/* CHECK_INTS; */
scm_iprin1 (SCM_CAR (exp), port, pstate);
}
}
if (!SCM_NULL_OR_NIL_P (exp))
{
- scm_puts (" . ", port);
+ scm_puts_unlocked (" . ", port);
scm_iprin1 (exp, port, pstate);
}
skip_tail:
@@ -1297,7 +1282,7 @@ fancy_circref:
pstate->list_offset -= pstate->top - floor - 2;
circref:
- scm_puts (" . ", port);
+ scm_puts_unlocked (" . ", port);
print_circref (port, pstate, exp);
goto end;
}
@@ -1322,7 +1307,11 @@ scm_write (SCM obj, SCM port)
SCM_ASSERT (scm_valid_oport_value_p (port), port, SCM_ARG2, s_write);
+ scm_dynwind_begin (0);
+ scm_dynwind_lock_port (SCM_COERCE_OUTPORT (port));
scm_prin1 (obj, port, 1);
+ scm_dynwind_end ();
+
return SCM_UNSPECIFIED;
}
@@ -1337,7 +1326,11 @@ scm_display (SCM obj, SCM port)
SCM_ASSERT (scm_valid_oport_value_p (port), port, SCM_ARG2, s_display);
+ scm_dynwind_begin (0);
+ scm_dynwind_lock_port (SCM_COERCE_OUTPORT (port));
scm_prin1 (obj, port, 0);
+ scm_dynwind_end ();
+
return SCM_UNSPECIFIED;
}
@@ -1450,7 +1443,7 @@ SCM_DEFINE (scm_newline, "newline", 0, 1, 0,
SCM_VALIDATE_OPORT_VALUE (1, port);
- scm_putc ('\n', SCM_COERCE_OUTPORT (port));
+ scm_putc_unlocked ('\n', SCM_COERCE_OUTPORT (port));
return SCM_UNSPECIFIED;
}
#undef FUNC_NAME
@@ -1495,7 +1488,7 @@ static int
port_with_ps_print (SCM obj, SCM port, scm_print_state *pstate)
{
obj = SCM_PORT_WITH_PS_PORT (obj);
- return scm_ptobs[SCM_PTOBNUM (obj)].print (obj, port, pstate);
+ return SCM_PORT_DESCRIPTOR (obj)->print (obj, port, pstate);
}
SCM
@@ -1540,14 +1533,10 @@ SCM_DEFINE (scm_get_print_state, "get-print-state", 1, 0, 0,
void
scm_init_print ()
{
- SCM vtable, layout, type;
-
- scm_gc_register_root (&print_state_pool);
- scm_gc_register_root (&scm_print_state_vtable);
- vtable = scm_make_vtable_vtable (scm_nullstr, SCM_INUM0, SCM_EOL);
- layout =
- scm_make_struct_layout (scm_from_locale_string (SCM_PRINT_STATE_LAYOUT));
- type = scm_make_struct (vtable, SCM_INUM0, scm_list_1 (layout));
+ SCM type;
+
+ type = scm_make_vtable (scm_from_locale_string (SCM_PRINT_STATE_LAYOUT),
+ SCM_BOOL_F);
scm_set_struct_vtable_name_x (type, scm_from_latin1_symbol ("print-state"));
scm_print_state_vtable = type;