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cameo/gnuplot.c (gnuplot_do_write): only write r_tool hint if non-zero

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This commit is contained in:
Werner Almesberger 2010-11-02 08:15:41 -03:00
parent ffc908af19
commit d31bd957ac
1 changed files with 2 additions and 1 deletions
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3
cameo/gnuplot.c
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@ -88,7 +88,8 @@ static int gnuplot_do_write(FILE *file, const struct path *paths)
if (path != paths)
if (fprintf(file, "\n") < 0)
return 0;
if (fprintf(file, "#%%r_tool=%f\n", path->r_tool) < 0)
if (path->r_tool &&
fprintf(file, "#%%r_tool=%f\n", path->r_tool) < 0)
return 0;
if (path->outside && fprintf(file, "#%%outside\n") < 0)
return 0;