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gzip: fix finalization of compressed output 

the unflushed data when closing file can be several thousand kiloes,
loop until all is written out.
cute-signatures
Timo Teras 2009-07-20 15:20:37 +03:00
parent 89d1abe4e6
commit be8b59dbe1
1 changed files with 8 additions and 5 deletions
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13
src/gunzip.c
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@ -177,12 +177,15 @@ static void gzo_close(void *stream)
struct apk_gzip_ostream *gos = (struct apk_gzip_ostream *) stream; struct apk_gzip_ostream *gos = (struct apk_gzip_ostream *) stream;
unsigned char buffer[1024]; unsigned char buffer[1024];
size_t have; size_t have;
int r;
gos->zs.avail_out = sizeof(buffer); do {
gos->zs.next_out = buffer; gos->zs.avail_out = sizeof(buffer);
deflate(&gos->zs, Z_FINISH); gos->zs.next_out = buffer;
have = sizeof(buffer) - gos->zs.avail_out; r = deflate(&gos->zs, Z_FINISH);
gos->output->write(gos->output, buffer, have); have = sizeof(buffer) - gos->zs.avail_out;
gos->output->write(gos->output, buffer, have);
} while (r == Z_OK);
gos->output->close(gos->output); gos->output->close(gos->output);
deflateEnd(&gos->zs); deflateEnd(&gos->zs);