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[HB] Use glib again

This commit is contained in:
Behdad Esfahbod 2009-08-06 12:32:35 -04:00
parent 9b76a290a9
commit a794ebf4be
4 changed files with 37 additions and 36 deletions
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5
src/Makefile.am
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@ -36,12 +36,13 @@ HBHEADERS = \
$(NULL)
libharfbuzz_la_SOURCES = $(HBSOURCES) $(HBHEADERS)
libharfbuzz_la_LIBADD =
libharfbuzz_la_CPPFLAGS = -DHAVE_GLIB $(GLIB_CFLAGS)
libharfbuzz_la_LIBADD = $(GLIB_LIBS)
noinst_PROGRAMS = main
main_SOURCES = main.cc
main_CXXFLAGS = $(GLIB_CFLAGS)
main_CPPFLAGS = -DHAVE_GLIB $(GLIB_CFLAGS)
main_LDADD = libharfbuzz.la $(GLIB_LIBS)
EXTRA_DIST = README COPYING

4
src/hb-blob.c
View File

@ -171,7 +171,7 @@ const char *
hb_blob_lock (hb_blob_t *blob)
{
if (!HB_OBJECT_IS_INERT (blob))
(void) _hb_reference_count_inc (blob->lock);
(void) hb_reference_count_inc (blob->lock);
#if HB_DEBUG
fprintf (stderr, "%p %s (%d) -> %p\n", blob, __FUNCTION__,
@ -185,7 +185,7 @@ void
hb_blob_unlock (hb_blob_t *blob)
{
if (!HB_OBJECT_IS_INERT (blob)) {
int old_lock = _hb_reference_count_dec (blob->lock);
int old_lock = hb_reference_count_dec (blob->lock);
assert (old_lock > 0);
}

19
src/hb-object-private.h
View File

@ -30,26 +30,19 @@
#ifndef HB_REFCOUNT_PRIVATE_H
#define HB_REFCOUNT_PRIVATE_H
typedef int hb_atomic_int_t;
/* XXX add real atomic ops */
#define _hb_atomic_fetch_and_add(AI, V) ((AI) += (V), (AI)-(V))
#define _hb_atomic_int_get(AI) ((AI)+0)
#define _hb_atomic_int_set(AI, VALUE) HB_STMT_START { (AI) = (VALUE); } HB_STMT_END
/* Encapsulate operations on the object's reference count */
typedef struct {
hb_atomic_int_t ref_count;
} hb_reference_count_t;
#define _hb_reference_count_inc(RC) _hb_atomic_fetch_and_add ((RC).ref_count, 1)
#define _hb_reference_count_dec(RC) _hb_atomic_fetch_and_add ((RC).ref_count, -1)
#define hb_reference_count_inc(RC) hb_atomic_fetch_and_add ((RC).ref_count, 1)
#define hb_reference_count_dec(RC) hb_atomic_fetch_and_add ((RC).ref_count, -1)
#define HB_REFERENCE_COUNT_INIT(RC, VALUE) ((RC).ref_count = (VALUE))
#define HB_REFERENCE_COUNT_GET_VALUE(RC) _hb_atomic_int_get ((RC).ref_count)
#define HB_REFERENCE_COUNT_SET_VALUE(RC, VALUE) _hb_atomic_int_set ((RC).ref_count, (VALUE))
#define HB_REFERENCE_COUNT_GET_VALUE(RC) hb_atomic_int_get ((RC).ref_count)
#define HB_REFERENCE_COUNT_SET_VALUE(RC, VALUE) hb_atomic_int_set ((RC).ref_count, (VALUE))
#define HB_REFERENCE_COUNT_INVALID_VALUE ((hb_atomic_int_t) -1)
#define HB_REFERENCE_COUNT_INVALID {HB_REFERENCE_COUNT_INVALID_VALUE}
@ -85,7 +78,7 @@ typedef struct {
int old_count; \
if (HB_UNLIKELY (!(obj) || HB_OBJECT_IS_INERT (obj))) \
return obj; \
old_count = _hb_reference_count_inc (obj->ref_count); \
old_count = hb_reference_count_inc (obj->ref_count); \
assert (old_count > 0); \
return obj; \
} HB_STMT_END
@ -102,7 +95,7 @@ typedef struct {
int old_count; \
if (HB_UNLIKELY (!(obj) || HB_OBJECT_IS_INERT (obj))) \
return; \
old_count = _hb_reference_count_dec (obj->ref_count); \
old_count = hb_reference_count_dec (obj->ref_count); \
assert (old_count > 0); \
if (old_count != 1) \
return; \

45
src/hb-private.h
View File

@ -46,6 +46,32 @@
#include "hb-common.h"
#define hb_be_uint8
#define hb_be_int8
#define hb_be_uint16(v) ((uint16_t) hb_be_int16 ((uint16_t) v))
#define hb_be_uint32(v) ((uint32_t) hb_be_int32 ((uint32_t) v))
typedef int hb_atomic_int_t;
/* We need external help for these */
#if HAVE_GLIB
#include <glib.h>
/* Macros to convert to/from BigEndian */
#define hb_be_int16(v) GINT16_FROM_BE (v)
#define hb_be_int32(v) GINT32_FROM_BE (v)
#define hb_atomic_fetch_and_add(AI, V) g_atomic_int_exchange_and_add (&(AI), V)
#define hb_atomic_int_get(AI) g_atomic_int_get (&(AI))
#define hb_atomic_int_set(AI, V) g_atomic_int_set (&(AI), V)
#else
#error "Could not find any system to define platform macros, see hb-private.h"
#endif
/* Basics */
#undef MIN
@ -146,25 +172,6 @@ _hb_popcount32 (uint32_t mask)
#endif
}
static HB_GNUC_UNUSED inline uint16_t
_hb_be_uint16 (uint16_t v)
{
return (v>>8) + (v<<8);
}
static HB_GNUC_UNUSED inline uint32_t
_hb_be_uint32 (uint32_t v)
{
return _hb_be_uint16 (v>>16) + (_hb_be_uint16 (v) <<16);
}
/* Macros to convert to/from BigEndian */
#define hb_be_uint8
#define hb_be_int8
#define hb_be_uint16(v) _hb_be_uint16 (v)
#define hb_be_int16(v) ((int16_t) hb_be_uint16 (v))
#define hb_be_uint32(v) _hb_be_uint32 (v)
#define hb_be_int32(v) ((int32_t) hb_be_uint32 (v))
#include "hb-object-private.h"