AC_ARG_WITH(libiconv,
[AC_HELP_STRING([--with-libiconv=DIR],
[Use libiconv in DIR])],
- [libiconv_prefix=$withval],
+ [if test "x$withval" = "xyes"; then
+ libiconv_prefix=$prefix
+ else
+ libiconv_prefix=$withval
+ fi],
[libiconv_prefix=auto])
AC_ARG_WITH(libiconv-includes,
[AC_HELP_STRING([--with-libiconv-includes=DIR],
[libiconv_lib=$withval],
[libiconv_lib=auto])
-# if none of libiconv,libiconv-includes,libiconv-libs are specified
-if test "$libiconv_prefix" != "auto" -o "$libiconv_includes" != "auto" -o "$libiconv_lib" != "auto"; then
- if test "$libiconv_includes" != "auto" -a -r ${libiconv_includes}/iconv.h; then
- libiconv_cflags="-I${libiconv_includes}"
- elif test "$libiconv_prefix" != "auto" -a -r ${libiconv_prefix}/include/iconv.h; then
- libiconv_cflags="-I${libiconv_prefix}/include"
- else
- libiconv_cflags=""
- fi
- if test "$libiconv_lib" != "auto"; then
- libiconv_lib="-L${libiconv_lib} -liconv"
- elif test "$libiconv_prefix" != "auto"; then
- libiconv_lib="-L${libiconv_prefix}/lib -liconv"
- elif test "x$libiconv_cflags" != "x"; then
- libiconv_lib="-liconv"
+# if no libiconv,libiconv-includes,libiconv-lib are specified,
+# libc's iconv has a priority.
+if test "$libiconv_includes" != "auto" -a -r ${libiconv_includes}/iconv.h; then
+ libiconv_cflags="-I${libiconv_includes}"
+elif test "$libiconv_prefix" != "auto" -a -r ${libiconv_prefix}/include/iconv.h; then
+ libiconv_cflags="-I${libiconv_prefix}/include"
+else
+ libiconv_cflags=""
+fi
+libiconv_libs=""
+if test "x$libiconv_cflags" != "x"; then
+ if test "$libiconv_lib" != "auto" -a -d ${libiconv_lib}; then
+ libiconv_libs="-L${libiconv_lib} -liconv"
+ elif test "$libiconv_prefix" != "auto" -a -d ${libiconv_prefix}/lib; then
+ libiconv_libs="-L${libiconv_prefix}/lib -liconv"
else
- libiconv_lib=""
+ libiconv_libs="-liconv"
fi
fi
use_iconv=0
AC_MSG_CHECKING([for a usable iconv])
-if test "x$libiconv_cflags" != "x" -o "x$libiconv_lib" != "x"; then
+if test "x$libiconv_cflags" != "x" -o "x$libiconv_libs" != "x"; then
iconvsaved_CFLAGS="$CFLAGS"
iconvsaved_LIBS="$LIBS"
CFLAGS="$CFLAGS $libiconv_cflags"
- LIBS="$LIBS $libiconv_lib"
+ LIBS="$LIBS $libiconv_libs"
AC_TRY_LINK([#include <iconv.h>],
[iconv_open ("from", "to");],
CFLAGS="$iconvsaved_CFLAGS"
LIBS="$iconvsaved_LIBS"
ICONV_CFLAGS="$libiconv_cflags"
- ICONV_LIBS="$libiconv_lib"
+ ICONV_LIBS="$libiconv_libs"
fi
if test "x$use_iconv" = "x0"; then
AC_TRY_LINK([#include <iconv.h>],