marq: use vlc_strerror_c()

modules/video_filter/marq.c

@@ -31,13 +31,13 @@
 # include "config.h"
 #endif
 
+#include <errno.h>
+
 #include <vlc_common.h>
 #include <vlc_plugin.h>
-
 #include <vlc_filter.h>
 #include <vlc_block.h>
 #include <vlc_fs.h>
-
 #include <vlc_strings.h>
 
 /*****************************************************************************
@@ -353,7 +353,7 @@ static char *MarqueeReadFile( filter_t *obj, const char *path )
     FILE *stream = vlc_fopen( path, "rt" );
     if( stream == NULL )
     {
-        msg_Err( obj, "cannot open %s: %m", path );
+        msg_Err( obj, "cannot open %s: %s", path, vlc_strerror_c(errno) );
         return NULL;
     }
 
@@ -362,7 +362,7 @@ static char *MarqueeReadFile( filter_t *obj, const char *path )
     ssize_t len = getline( &line, &(size_t){ 0 }, stream );
     if( len == -1 )
     {
-        msg_Err( obj, "cannot read %s: %m", path );
+        msg_Err( obj, "cannot read %s: %s", path, vlc_strerror_c(errno) );
         clearerr( stream );
         line = NULL;
     }