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* builds/unix/configure.raw: Add option `--with-librsvg`. 

Since 'librsvg' is written in Rust, this option allows distributions to
avoid a dependency on the entire Rust toolchain to provide the FreeType demo
programs.

Suggested by Lars Wendler in !156.
This commit is contained in:
Werner Lemberg 2022-04-01 14:23:37 +02:00
parent fc08295650
commit aee6b94727
1 changed files with 19 additions and 7 deletions
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26
builds/unix/configure.raw
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@ -530,16 +530,28 @@ AC_SEARCH_LIBS([clock_gettime],
[test "$ac_cv_search_clock_gettime" = "none required" \
|| LIB_CLOCK_GETTIME=$ac_cv_search_clock_gettime])
# 'librsvg' is needed to demonstrate SVG support.
PKG_CHECK_MODULES([LIBRSVG], [librsvg-2.0 >= 2.46.0],
[have_librsvg="yes (pkg-config)"], [have_librsvg=no])
FT_DEMO_CFLAGS=""
FT_DEMO_LDFLAGS="$LIB_CLOCK_GETTIME"
if test "$have_librsvg" != no; then
FT_DEMO_CFLAGS="$FT_DEMO_CFLAGS $LIBRSVG_CFLAGS -DHAVE_LIBRSVG"
FT_DEMO_LDFLAGS="$FT_DEMO_LDFLAGS $LIBRSVG_LIBS"
# 'librsvg' is needed to demonstrate SVG support.
AC_ARG_WITH([librsvg],
[AS_HELP_STRING([--with-librsvg=@<:@yes|no|auto@:>@],
[support OpenType SVG fonts in FreeType demo programs @<:@default=auto@:>@])],
[], [with_librsvg=auto])
have_librsvg=no
if test x"$with_librsvg" = xyes -o x"$with_librsvg" = xauto; then
PKG_CHECK_MODULES([LIBRSVG], [librsvg-2.0 >= 2.46.0],
[have_librsvg="yes (pkg-config)"], [:])
if test "$have_librsvg" != no; then
FT_DEMO_CFLAGS="$FT_DEMO_CFLAGS $LIBRSVG_CFLAGS -DHAVE_LIBRSVG"
FT_DEMO_LDFLAGS="$FT_DEMO_LDFLAGS $LIBRSVG_LIBS"
fi
fi
if test x"$with_librsvg" = xyes -a "$have_librsvg" = no; then
AC_MSG_ERROR([librsvg support requested but library not found])
fi
AC_SUBST([FT_DEMO_CFLAGS])