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Check the return values of a few functions to avoid the corresponding warnings. 

patch by Patrik Kullman, patrik yes nu

Originally committed as revision 17501 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Patrik Kullman 2009-02-21 21:09:38 +00:00 committed by Diego Biurrun
parent 154d432cc4
commit 7e10145976
1 changed files with 8 additions and 3 deletions
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11
vhook/ppm.c
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@ -56,8 +56,11 @@ static rwpipe *rwpipe_open( int argc, char *argv[] )
int input[ 2 ];
int output[ 2 ];
pipe( input );
pipe( output );
if (!pipe( input ))
return NULL;
if (!pipe( output ))
return NULL;
this->pid = fork();
@ -160,7 +163,9 @@ static int rwpipe_read_ppm_header( rwpipe *rw, int *width, int *height )
FILE *in = rwpipe_reader( rw );
int max;
fgets( line, 3, in );
if (!fgets( line, 3, in ))
return -1;
if ( !strncmp( line, "P6", 2 ) )
{
*width = rwpipe_read_number( rw );