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Merge HUGE set of changes temporarily into a branch, to allow me to move them from one machine to another (lock-free and stuff)

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/branches/lennart@1469 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2007-06-11 12:08:37 +00:00
parent 6aeec56708
commit 00da37f2c4
72 changed files with 4389 additions and 1767 deletions
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15
src/pulsecore/memchunk.c
View file

@ -37,22 +37,25 @@
void pa_memchunk_make_writable(pa_memchunk *c, size_t min) {
pa_memblock *n;
size_t l;
void *tdata, *sdata;
assert(c);
assert(c->memblock);
assert(PA_REFCNT_VALUE(c->memblock) > 0);
if (PA_REFCNT_VALUE(c->memblock) == 1 &&
!c->memblock->read_only &&
c->memblock->length >= c->index+min)
if (pa_memblock_is_read_only(c->memblock) &&
pa_memblock_get_length(c->memblock) >= c->index+min)
return;
l = c->length;
if (l < min)
l = min;
n = pa_memblock_new(c->memblock->pool, l);
memcpy(n->data, (uint8_t*) c->memblock->data + c->index, c->length);
n = pa_memblock_new(pa_memblock_get_pool(c->memblock), l);
tdata = pa_memblock_acquire(n);
sdata = pa_memblock_acquire(c->memblock);
memcpy(tdata, (uint8_t*) sdata + c->index, c->length);
pa_memblock_release(n);
pa_memblock_release(c->memblock);
pa_memblock_unref(c->memblock);
c->memblock = n;
c->index = 0;