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print: Fix printing of weak vectors.

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* libguile/print.c (print_vector_or_weak_vector): New static function.
  (iprin1): Use 'print_vector_or_weak_vector' in the vector and weak
  vector cases.
This commit is contained in:
Mark H Weaver 2014-04-25 01:39:59 -04:00
parent 7a85f2b68c
commit 0e92ef40d0
1 changed files with 33 additions and 26 deletions
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59
libguile/print.c
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@ -584,6 +584,33 @@ scm_iprin1 (SCM exp, SCM port, scm_print_state *pstate)
iprin1 (exp, port, pstate);
}
static void
print_vector_or_weak_vector (SCM v, size_t len, SCM (*ref) (SCM, size_t),
SCM port, scm_print_state *pstate)
{
long i;
long last = len - 1;
int cutp = 0;
if (pstate->fancyp && len > pstate->length)
{
last = pstate->length - 1;
cutp = 1;
}
for (i = 0; i < last; ++i)
{
scm_iprin1 (ref (v, i), port, pstate);
scm_putc_unlocked (' ', port);
}
if (i == last)
{
/* CHECK_INTS; */
scm_iprin1 (ref (v, i), port, pstate);
}
if (cutp)
scm_puts_unlocked (" ...", port);
scm_putc_unlocked (')', port);
}
static void
iprin1 (SCM exp, SCM port, scm_print_state *pstate)
{
@ -766,35 +793,15 @@ iprin1 (SCM exp, SCM port, scm_print_state *pstate)
case scm_tc7_wvect:
ENTER_NESTED_DATA (pstate, exp, circref);
scm_puts_unlocked ("#w(", port);
goto common_vector_printer;
print_vector_or_weak_vector (exp, scm_c_weak_vector_length (exp),
scm_c_weak_vector_ref, port, pstate);
EXIT_NESTED_DATA (pstate);
break;
case scm_tc7_vector:
ENTER_NESTED_DATA (pstate, exp, circref);
scm_puts_unlocked ("#(", port);
common_vector_printer:
{
register long i;
long last = SCM_SIMPLE_VECTOR_LENGTH (exp) - 1;
int cutp = 0;
if (pstate->fancyp
&& SCM_SIMPLE_VECTOR_LENGTH (exp) > pstate->length)
{
last = pstate->length - 1;
cutp = 1;
}
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_unlocked (" ...", port);
scm_putc_unlocked (')', port);
}
print_vector_or_weak_vector (exp, SCM_SIMPLE_VECTOR_LENGTH (exp),
scm_c_vector_ref, port, pstate);
EXIT_NESTED_DATA (pstate);
break;
case scm_tc7_port: