cplusplus: add missing argc check in resize example (#3200)

2022-11-30 01:04:27 +01:00 · 2022-11-30 01:04:27 +01:00 · aef030e78a
parent 25444cd927
commit aef030e78a
1 changed files with 3 additions and 0 deletions
--- a/cplusplus/examples/resize.cpp
+++ b/cplusplus/examples/resize.cpp
@ -13,6 +13,9 @@ main( int argc, char **argv )
 	if( VIPS_INIT( argv[0] ) )
 		vips_error_exit( NULL ); 

+	if( argc != 3 )
+		vips_error_exit( "usage: %s infile outfile", argv[0] );
+
 	VImage in = VImage::new_from_file( argv[1], VImage::option()
 		->set( "access", "sequential" ) );