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Fix building with zlib < 1.2.4 on win32

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The gzip header processing functions were only exported
since 1.2.4 on win32, so #ifdef this code accordingly.

Bug #628505.
This commit is contained in:
Christian Persch 2010-09-01 15:05:59 +02:00 committed by Ryan Lortie
parent ed72dcdd45
commit db0eaa299c
2 changed files with 8 additions and 0 deletions
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3
gio/gzlibcompressor.c
View File

@ -72,6 +72,8 @@ struct _GZlibCompressor
static void
g_zlib_compressor_set_gzheader (GZlibCompressor *compressor)
{
/* On win32, these functions were not exported before 1.2.4 */
#if !defined (G_OS_WIN32) || ZLIB_VERNUM >= 0x1240
const gchar *filename;
if (compressor->format != G_ZLIB_COMPRESSOR_FORMAT_GZIP ||
@ -91,6 +93,7 @@ g_zlib_compressor_set_gzheader (GZlibCompressor *compressor)
if (deflateSetHeader (&compressor->zstream, &compressor->gzheader) != Z_OK)
g_warning ("unexpected zlib error: %s\n", compressor->zstream.msg);
#endif /* !G_OS_WIN32 || ZLIB >= 1.2.4 */
}
G_DEFINE_TYPE_WITH_CODE (GZlibCompressor, g_zlib_compressor, G_TYPE_OBJECT,

5
gio/gzlibdecompressor.c
View File

@ -75,6 +75,8 @@ struct _GZlibDecompressor
static void
g_zlib_decompressor_set_gzheader (GZlibDecompressor *decompressor)
{
/* On win32, these functions were not exported before 1.2.4 */
#if !defined (G_OS_WIN32) || ZLIB_VERNUM >= 0x1240
if (decompressor->format != G_ZLIB_COMPRESSOR_FORMAT_GZIP)
return;
@ -96,6 +98,7 @@ g_zlib_decompressor_set_gzheader (GZlibDecompressor *decompressor)
if (inflateGetHeader (&decompressor->zstream, &decompressor->header_data->gzheader) != Z_OK)
g_warning ("unexpected zlib error: %s\n", decompressor->zstream.msg);
#endif /* !G_OS_WIN32 || ZLIB >= 1.2.4 */
}
G_DEFINE_TYPE_WITH_CODE (GZlibDecompressor, g_zlib_decompressor, G_TYPE_OBJECT,
@ -373,6 +376,7 @@ g_zlib_decompressor_convert (GConverter *converter,
*bytes_read = inbuf_size - decompressor->zstream.avail_in;
*bytes_written = outbuf_size - decompressor->zstream.avail_out;
#if !defined (G_OS_WIN32) || ZLIB_VERNUM >= 0x1240
if (decompressor->header_data != NULL &&
decompressor->header_data->gzheader.done == 1)
{
@ -396,6 +400,7 @@ g_zlib_decompressor_convert (GConverter *converter,
g_object_notify (G_OBJECT (decompressor), "file-info");
}
#endif /* !G_OS_WIN32 || ZLIB >= 1.2.4 */
if (res == Z_STREAM_END)
return G_CONVERTER_FINISHED;