sergiotarxz/libvips
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Merge branch '8.9'

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This commit is contained in:
John Cupitt 2020-03-05 15:03:00 +00:00
commit 68f766b482
3 changed files with 8 additions and 3 deletions
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1
ChangeLog
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@ -19,6 +19,7 @@
- better gifload behaviour for DISPOSAL_UNSPECIFIED [DarthSim] - better gifload behaviour for DISPOSAL_UNSPECIFIED [DarthSim]
- ban ppm max_value < 0 - ban ppm max_value < 0
- add fuzz corpus to dist - add fuzz corpus to dist
- detect read errors correctly in source_sniff
20/6/19 started 8.9.1 20/6/19 started 8.9.1
- don't use the new source loaders for new_from_file or new_from_buffer, it - don't use the new source loaders for new_from_file or new_from_buffer, it

6
libvips/iofuncs/source.c
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@ -1191,7 +1191,7 @@ vips_source_length( VipsSource *source )
} }
/** /**
* vips_source_peek: * vips_source_sniff_at_most:
* @source: peek this source * @source: peek this source
* @data: return a pointer to the bytes read here * @data: return a pointer to the bytes read here
* @length: max number of bytes to read * @length: max number of bytes to read
@ -1257,13 +1257,13 @@ unsigned char *
vips_source_sniff( VipsSource *source, size_t length ) vips_source_sniff( VipsSource *source, size_t length )
{ {
unsigned char *data; unsigned char *data;
size_t bytes_read; gint64 bytes_read;
if( vips_source_test_features( source ) ) if( vips_source_test_features( source ) )
return( NULL ); return( NULL );
bytes_read = vips_source_sniff_at_most( source, &data, length ); bytes_read = vips_source_sniff_at_most( source, &data, length );
if( bytes_read < length ) if( bytes_read < (gint64) length )
return( NULL ); return( NULL );
return( data ); return( data );

4
libvips/iofuncs/util.c
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@ -1090,6 +1090,10 @@ vips__seek_no_error( int fd, gint64 pos, int whence )
#ifdef OS_WIN32 #ifdef OS_WIN32
new_pos = _lseeki64( fd, pos, whence ); new_pos = _lseeki64( fd, pos, whence );
#else /*!OS_WIN32*/ #else /*!OS_WIN32*/
/* On error, eg. opening a directory and seeking to the end, lseek()
* on linux seems to return 9223372036854775807 ((1 << 63) - 1)
* rather than (off_t) -1 for reasons I don't understand.
*/
new_pos = lseek( fd, pos, whence ); new_pos = lseek( fd, pos, whence );
#endif /*OS_WIN32*/ #endif /*OS_WIN32*/