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authormarha <marha@users.sourceforge.net>2012-03-28 11:01:55 +0200
committermarha <marha@users.sourceforge.net>2012-03-28 11:01:55 +0200
commit992585b1df5c2d96a2cfac3835afbe818a13165f (patch)
tree83044e54126c98f23108738006a4d4776b70103a /fontconfig/src/fcpat.c
parentec617f09d07e32d6f57c0da133f53ad3d43a568a (diff)
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xkeyboard-config pixman fontconfig mesa git update 28 Mar 2012
Diffstat (limited to 'fontconfig/src/fcpat.c')
-rw-r--r--fontconfig/src/fcpat.c65
1 files changed, 25 insertions, 40 deletions
diff --git a/fontconfig/src/fcpat.c b/fontconfig/src/fcpat.c
index 8f63659df..54ec45c75 100644
--- a/fontconfig/src/fcpat.c
+++ b/fontconfig/src/fcpat.c
@@ -26,9 +26,6 @@
#include <string.h>
#include <assert.h>
-static FcBool
-FcHashOwnsName(const FcChar8 *name);
-
FcPattern *
FcPatternCreate (void)
{
@@ -50,7 +47,7 @@ FcValueDestroy (FcValue v)
{
switch (v.type) {
case FcTypeString:
- if (!FcHashOwnsName(v.u.s))
+ if (!FcSharedStrFree (v.u.s))
FcStrFree ((FcChar8 *) v.u.s);
break;
case FcTypeMatrix:
@@ -98,7 +95,7 @@ FcValueSave (FcValue v)
{
switch (v.type) {
case FcTypeString:
- v.u.s = FcStrStaticName (v.u.s);
+ v.u.s = FcSharedStr (v.u.s);
if (!v.u.s)
v.type = FcTypeVoid;
break;
@@ -131,7 +128,7 @@ FcValueListDestroy (FcValueListPtr l)
{
switch (l->value.type) {
case FcTypeString:
- if (!FcHashOwnsName((FcChar8 *)l->value.u.s))
+ if (!FcSharedStrFree ((FcChar8 *)l->value.u.s))
FcStrFree ((FcChar8 *)l->value.u.s);
break;
case FcTypeMatrix:
@@ -652,7 +649,7 @@ FcPatternObjectAddString (FcPattern *p, FcObject object, const FcChar8 *s)
}
v.type = FcTypeString;
- v.u.s = FcStrStaticName(s);
+ v.u.s = s;
return FcPatternObjectAdd (p, object, v, FcTrue);
}
@@ -1026,27 +1023,39 @@ bail0:
return NULL;
}
-#define OBJECT_HASH_SIZE 31
+#define OBJECT_HASH_SIZE 251
static struct objectBucket {
struct objectBucket *next;
FcChar32 hash;
+ int ref_count;
} *FcObjectBuckets[OBJECT_HASH_SIZE];
-static FcBool
-FcHashOwnsName (const FcChar8 *name)
+FcBool
+FcSharedStrFree (const FcChar8 *name)
{
FcChar32 hash = FcStringHash (name);
struct objectBucket **p;
struct objectBucket *b;
+ int size;
for (p = &FcObjectBuckets[hash % OBJECT_HASH_SIZE]; (b = *p); p = &(b->next))
if (b->hash == hash && ((char *)name == (char *) (b + 1)))
+ {
+ b->ref_count--;
+ if (!b->ref_count)
+ {
+ *p = b->next;
+ size = sizeof (struct objectBucket) + strlen ((char *)name) + 1;
+ FcMemFree (FC_MEM_SHAREDSTR, size + sizeof (int));
+ free (b);
+ }
return FcTrue;
+ }
return FcFalse;
}
const FcChar8 *
-FcStrStaticName (const FcChar8 *name)
+FcSharedStr (const FcChar8 *name)
{
FcChar32 hash = FcStringHash (name);
struct objectBucket **p;
@@ -1055,7 +1064,10 @@ FcStrStaticName (const FcChar8 *name)
for (p = &FcObjectBuckets[hash % OBJECT_HASH_SIZE]; (b = *p); p = &(b->next))
if (b->hash == hash && !strcmp ((char *)name, (char *) (b + 1)))
+ {
+ b->ref_count++;
return (FcChar8 *) (b + 1);
+ }
size = sizeof (struct objectBucket) + strlen ((char *)name) + 1;
/*
* workaround valgrind warning because glibc takes advantage of how it knows memory is
@@ -1063,44 +1075,17 @@ FcStrStaticName (const FcChar8 *name)
*/
size = (size + 3) & ~3;
b = malloc (size);
- FcMemAlloc (FC_MEM_STATICSTR, size);
+ FcMemAlloc (FC_MEM_SHAREDSTR, size);
if (!b)
return NULL;
b->next = 0;
b->hash = hash;
+ b->ref_count = 1;
strcpy ((char *) (b + 1), (char *)name);
*p = b;
return (FcChar8 *) (b + 1);
}
-static void
-FcStrStaticNameFini (void)
-{
- int i, size;
- struct objectBucket *b, *next;
- char *name;
-
- for (i = 0; i < OBJECT_HASH_SIZE; i++)
- {
- for (b = FcObjectBuckets[i]; b; b = next)
- {
- next = b->next;
- name = (char *) (b + 1);
- size = sizeof (struct objectBucket) + strlen (name) + 1;
- FcMemFree (FC_MEM_STATICSTR, size + sizeof (int));
- free (b);
- }
- FcObjectBuckets[i] = 0;
- }
-}
-
-void
-FcPatternFini (void)
-{
- FcStrStaticNameFini ();
- FcObjectFini ();
-}
-
FcBool
FcPatternSerializeAlloc (FcSerialize *serialize, const FcPattern *pat)
{