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fix compile error: warning as error #135

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fix compile error: warning as error #135

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10 changes: 5 additions & 5 deletions ext/mathematical/mathematical.c
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Original file line number Diff line number Diff line change
Expand Up @@ -135,7 +135,7 @@ VALUE process(VALUE self, unsigned long maxsize, const char *latex_code, unsigne
cairo_surface_t *surface;

if (format == FORMAT_SVG) {
surface = cairo_svg_surface_create_for_stream (cairoSvgSurfaceCallback, self, width_pt, height_pt);
surface = cairo_svg_surface_create_for_stream (cairoSvgSurfaceCallback, (VALUE*)self, width_pt, height_pt);
} else if (format == FORMAT_PNG) {
surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, width, height);
}
Expand All @@ -146,7 +146,7 @@ VALUE process(VALUE self, unsigned long maxsize, const char *latex_code, unsigne

switch (format) {
case FORMAT_PNG:
cairo_surface_write_to_png_stream (cairo_get_target (cairo), cairoPngSurfaceCallback, self);
cairo_surface_write_to_png_stream (cairo_get_target (cairo), cairoPngSurfaceCallback, (VALUE*)self);
break;
default:
break;
Expand Down Expand Up @@ -229,7 +229,7 @@ static VALUE MATHEMATICAL_process(VALUE self, VALUE rb_Input, VALUE rb_ParseType
args[4] = rb_iv_get(self, "@delimiter");
args[5] = rb_ParseType;

output = rb_rescue(process_helper, args, process_rescue, rb_Input);
output = rb_rescue(process_helper, (VALUE)args, process_rescue, rb_Input);
break;
}
case T_ARRAY: {
Expand All @@ -253,7 +253,7 @@ static VALUE MATHEMATICAL_process(VALUE self, VALUE rb_Input, VALUE rb_ParseType
args[4] = rb_iv_get(self, "@delimiter");
args[5] = rb_ParseType;

hash = rb_rescue(process_helper, args, process_rescue, math);
hash = rb_rescue(process_helper, (VALUE)args, process_rescue, math);

rb_ary_store(output, i, hash);
}
Expand All @@ -262,7 +262,7 @@ static VALUE MATHEMATICAL_process(VALUE self, VALUE rb_Input, VALUE rb_ParseType
default: {
/* should be impossible, Ruby code prevents this */
print_and_raise(rb_eTypeError, "not valid value");
output = NULL;
output = (VALUE)NULL;
break;
}
}
Expand Down
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