From 6cfdb61f738e8f7405a322bfa2c4241700145eec Mon Sep 17 00:00:00 2001 From: Vinson Lee Date: Sat, 20 Feb 2010 01:34:16 -0800 Subject: progs/redbook: Silence warn_unused_result warnings. --- progs/redbook/convolution.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) (limited to 'progs/redbook/convolution.c') diff --git a/progs/redbook/convolution.c b/progs/redbook/convolution.c index 0898ef25e1..c04a8727a7 100644 --- a/progs/redbook/convolution.c +++ b/progs/redbook/convolution.c @@ -75,6 +75,7 @@ readImage( const char* filename, GLsizei* width, GLsizei *height ) { int n; GLubyte* pixels; + size_t num_read; FILE* infile = fopen( filename, "rb" ); @@ -83,8 +84,10 @@ readImage( const char* filename, GLsizei* width, GLsizei *height ) exit(1); } - fread( width, sizeof( GLsizei ), 1, infile ); - fread( height, sizeof( GLsizei ), 1, infile ); + num_read = fread( width, sizeof( GLsizei ), 1, infile ); + assert(num_read == 1); + num_read = fread( height, sizeof( GLsizei ), 1, infile ); + assert(num_read == 1); *width = bswap(*width); *height = bswap(*height); @@ -101,7 +104,8 @@ readImage( const char* filename, GLsizei* width, GLsizei *height ) return NULL; } - fread( pixels, sizeof( GLubyte ), n, infile ); + num_read = fread( pixels, sizeof( GLubyte ), n, infile ); + assert(num_read == n); fclose( infile ); -- cgit v1.2.3