Re: master 3de31e7: Fix compilation of image.c on MS-Windows

[Lars Ingebrigtsen <larsi@gnus.org>]

eliz@gnu.org (Eli Zaretskii) writes:

>     Fix compilation of image.c on MS-Windows
>
>     This is a followup to last change in image.c.
>     * src/image.c (rsvg_handle_get_intrinsic_dimensions): Define to
>     call fn_rsvg_handle_get_intrinsic_dimensions.
>     (svg_css_length_to_pixels): Compile only for librsvg >= 2.46.0, as
>     RsvgLength type was not defined before.

This leads to the following warnings on Debian bullseye, apparently:

image.c: In function ‘svg_css_length_to_pixels’:
image.c:9769:13: warning: this statement may fall through [-Wimplicit-fallthrough=]
 9769 |       value = dpi * value / 2.54;
      |       ~~~~~~^~~~~~~~~~~~~~~~~~~~
image.c:9770:5: note: here
 9770 |     case RSVG_UNIT_MM:
      |     ^~~~
image.c:9776:13: warning: this statement may fall through [-Wimplicit-fallthrough=]
 9776 |       value = dpi * value / 72;
      |       ~~~~~~^~~~~~~~~~~~~~~~~~
image.c:9777:5: note: here
 9777 |     case RSVG_UNIT_PC:
      |     ^~~~
image.c:9779:13: warning: this statement may fall through [-Wimplicit-fallthrough=]
 9779 |       value = dpi * value / 6;
      |       ~~~~~~^~~~~~~~~~~~~~~~~
image.c:9780:5: note: here
 9780 |     case RSVG_UNIT_IN:
      |     ^~~~


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