disallow strcat

Originally committed as revision 3826 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 4 insertions, 3 deletions

diff --git a/vhook/ppm.c b/vhook/ppm.c
index 022f6a106b..8e48dd9574 100644
--- a/vhook/ppm.c
+++ b/vhook/ppm.c
@@ -55,14 +55,15 @@ rwpipe *rwpipe_open( int argc, char *argv[] )
 
         if ( this->pid == 0 )
         {
-            char *command = av_mallocz( 10240 );
+#define COMMAND_SIZE 10240
+            char *command = av_mallocz( COMMAND_SIZE );
             int i;
 
             strcpy( command, "" );
             for ( i = 0; i < argc; i ++ )
             {
-                strcat( command, argv[ i ] );
-                strcat( command, " " );
+                pstrcat( command, COMMAND_SIZE, argv[ i ] );
+                pstrcat( command, COMMAND_SIZE, " " );
             }
 
             dup2( output[ 0 ], STDIN_FILENO );