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add test that libunistring was built with iconv support

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* configure.ac: Add check that libunistring was built with iconv
  support.  Thanks to Mark Weaver for the debugging and test program.
This commit is contained in:
Andy Wingo 2011-04-21 12:27:49 +02:00
parent c3d8450c75
commit 514ff6ea07
1 changed files with 21 additions and 0 deletions
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21
configure.ac
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@ -874,6 +874,27 @@ if test "x$LTLIBUNISTRING" = "x"; then
AC_MSG_ERROR([GNU libunistring is required, please install it.])
fi
AC_MSG_CHECKING([that libunistring was built with iconv support])
save_LIBS=$LIBS
LIBS="$LIBS $LIBUNISTRING"
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <uniconv.h>
#include <unistring/iconveh.h>
int
main (int argc, char *argv[])
{
size_t result_size;
return (NULL == u32_conv_from_encoding ("ASCII", iconveh_question_mark,
"a", 1,
NULL, NULL, &result_size));
}
]])],
[AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])
AC_MSG_ERROR([No iconv support. Please recompile libunistring with iconv enabled.])]
[AC_MSG_RESULT([yes, hopefully (cross-compiling)])])
LIBS=$save_LIBS
dnl Libffi is needed to compile Guile's foreign function interface, but its
dnl interface isn't exposed in Guile's API.
PKG_CHECK_MODULES(LIBFFI, libffi)