tclpkg graphcmd: shrink a buffer

Only 12 characters are needed to print a NUL terminated 32-bit integer.

diff --git a/tclpkg/tcldot/tcldot-graphcmd.c b/tclpkg/tcldot/tcldot-graphcmd.c
index 85b463c27b9222b98e1673753557b5c69bd21f67..cfe2218f5305e000f588cbf64d4e4cda21fc76a4 100644 (file)
--- a/tclpkg/tcldot/tcldot-graphcmd.c
+++ b/tclpkg/tcldot/tcldot-graphcmd.c
@@ -27,7 +27,7 @@ int graphcmd(ClientData clientData, Tcl_Interp * interp,
     gctx_t *gctx = (gctx_t *)clientData;
     ictx_t *ictx = gctx->ictx;
     Agsym_t *a;
-    char buf[256], **argv2;
+    char buf[12], **argv2;
     int i, j, argc2;
     GVC_t *gvc = ictx->gvc;
     GVJ_t *job = gvc->job;