29 lines
820 B
Diff
29 lines
820 B
Diff
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--- bindings/tcl/tclrrd.c
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+++ bindings/tcl/tclrrd.c
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@@ -472,6 +472,12 @@ static int Rrd_Graph(
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char **argv2;
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CONST84 char *save;
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+ if (argc < 2) {
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+ Tcl_AppendResult(interp, "RRD Error: needs image filename",
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+ (char *) NULL);
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+ return TCL_ERROR;
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+ }
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+
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/*
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* If the "filename" is a Tcl fileID, then arrange for rrd_graph() to write to
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* that file descriptor. Will this work with windoze? I have no idea.
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@@ -597,6 +603,12 @@ static int Rrd_Resize(
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{
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char **argv2;
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+ if (argc < 2) {
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+ Tcl_AppendResult(interp, "RRD Error: needs rrd filename",
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+ (char *) NULL);
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+ return TCL_ERROR;
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+ }
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+
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argv2 = getopt_init(argc, argv);
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rrd_resize(argc, argv2);
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getopt_cleanup(argc, argv2);
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