last_patch56 from vodz to simplify copy_file logic

[oweals/busybox.git] / libbb / run_shell.c

diff --git a/libbb/run_shell.c b/libbb/run_shell.c
index 30050fecb16faf425f4f42f3ece600b5e6af92ca..b26eba1152397989a5191bec8f6a68ad0777a9e9 100644 (file)
--- a/libbb/run_shell.c
+++ b/libbb/run_shell.c
@@ -60,9 +60,8 @@ void run_shell ( const char *shell, int loginshell, const char *command, const c
        args [0] = get_last_path_component ( xstrdup ( shell ));
        
        if ( loginshell ) {
-               char *args0 = xmalloc ( xstrlen ( args [0] ) + 2 );
-               args0 [0] = '-';
-               strcpy ( args0 + 1, args [0] );
+               char *args0;
+               bb_asprintf ( &args0, "-%s", args [0] );
                args [0] = args0;
        }