# libgcrypt
gcrypt=0
AM_PATH_LIBGCRYPT(1.2.0, gcrypt=1)
+AC_CHECK_DECLS([gcry_mpi_lshift], [], [], [[#include <gcrypt.h>]])
if test $gcrypt = 0
then
# Checks for headers that are only required on some systems or opional (and where we do NOT abort if they are not there)
AC_CHECK_HEADERS([langinfo.h sys/param.h sys/mount.h sys/statvfs.h sys/select.h sockLib.h sys/mman.h sys/msg.h sys/vfs.h arpa/inet.h fcntl.h libintl.h netdb.h netinet/in.h netinet/in_systm.h sys/ioctl.h sys/socket.h sys/time.h unistd.h kstat.h sys/sysinfo.h kvm.h sys/file.h sys/resource.h ifaddrs.h mach/mach.h stddef.h sys/timeb.h terminos.h argz.h])
-# test for libgmp
-gmp=0
-AC_MSG_CHECKING(for libgmp)
-AC_ARG_WITH(gmp,
- [ --with-gmp=PFX base of libgmp installation],
- [AC_MSG_RESULT([$with_gmp])
- case $with_gmp in
- no)
- ;;
- yes)
- AC_CHECK_HEADERS(gmp.h,
- AC_CHECK_LIB([gmp], [__gmpz_add],
- gmp=1))
- ;;
- *)
- LDFLAGS="-L$with_gmp/lib $LDFLAGS"
- CPPFLAGS="-I$with_gmp/include $CPPFLAGS"
- AC_CHECK_HEADERS(gmp.h,
- AC_CHECK_LIB([gmp], [__gmpz_add],
- EXT_LIB_PATH="-L$with_gmp/lib $EXT_LIB_PATH"
- gmp=1))
- ;;
- esac
- ],
- [AC_MSG_RESULT([--with-gmp not specified])
- AC_CHECK_HEADERS(gmp.h,
- AC_CHECK_LIB([gmp], [__gmpz_add],
- gmp=1))])
-if test "$gmp" != 1
-then
- AC_MSG_ERROR([GNUnet requires libgmp])
-fi
-
SAVE_LDFLAGS=$LDFLAGS
SAVE_CPPFLAGS=$CPPFLAGS