-dnl ------ nettle
-nettle=default
-AC_SUBST([NETTLE_LIBS])
-AC_ARG_WITH([nettle], [ --with-nettle Nettle library], [nettle=$withval])
-if test "$nettle" != "no"; then
- AC_MSG_CHECKING([for nettle])
- if $pkgconfigpath --cflags nettle >/dev/null 2>&1 ; then
- if $pkgconfigpath --atleast-version 2.0 nettle; then
- AC_MSG_RESULT([yes])
- CFLAGS="$CFLAGS `$pkgconfigpath --cflags nettle`"
- NETTLE_LIBS="`$pkgconfigpath --libs nettle`"
- libgcryptversion=2enable
- AC_DEFINE([HAVE_NETTLE],[1],[Define to 1 if nettle is enabled])
- else
- AC_MSG_RESULT([no. Version 2.0 required])
- if test "$nettle" != "default"; then
- AC_MSG_ERROR([nettle libraries missing])
- fi
- fi
- else
- AC_MSG_RESULT([no])
- if test "$nettle" != "default"; then
- AC_MSG_ERROR([nettle libraries missing])
- fi
- fi
-fi
-dnl
-dnl
-dnl ------ libgcrypt
-AC_SUBST([GCRYPT_LIBS])
-libgcryptpath=NONE
-AC_ARG_WITH(libgcrypt, [ --with-libgcrypt=DIR use libgcrypt-config in DIR],[libgcryptpath=$withval])
-if test "$libgcryptpath" != "no" -a -z "$libgcryptversion"; then
- if test "$libgcryptpath" = "NONE"; then
- AC_PATH_PROG([libgcrypt],[libgcrypt-config],[NONE])
- elif test -x $libgcryptpath/libgcrypt-config; then
- libgcrypt=$libgcryptpath/libgcrypt-config
- else
- libgcrypt=$libgcryptpath
- fi
- AC_MSG_CHECKING([for libgcrypt])
- if "$libgcrypt" --version >/dev/null 2>&1; then
- libgcryptversion=`$libgcrypt --version`
- libgcryptversion2=`echo "$libgcryptversion" | awk 'BEGIN { FS = "."; } { printf "%d", [$]1 * 1000 + [$]2;}'`
- AC_MSG_RESULT([$libgcryptversion])
- if test $libgcryptversion2 -ge 1002; then
- GCRYPT_LIBS="`$libgcrypt --libs`"
- CFLAGS="$CFLAGS `$libgcrypt --cflags`"
- AC_DEFINE([HAVE_GCRYPT_H],[1],[Define to 1 if libgcrypt is present])
- else
- if test "$libgcryptpath" = "NONE"; then
- AC_MSG_WARN([Only libgcrypt version 1.2 and later supported])
- else
- AC_MSG_ERROR([Only libgcrypt version 1.2 and later supported])
- fi
- libgcryptversion=""
- fi
- else
- AC_MSG_RESULT([no])
- fi
-fi