aria2/m4/openssl.m4
2011-02-18 22:43:50 +09:00

63 lines
1.9 KiB
Plaintext

AC_DEFUN([AM_PATH_OPENSSL],
[
AC_ARG_WITH([openssl-prefix],
[ --with-openssl-prefix=PREFIX Prefix where OpenSSL installed (optional)],
[openssl_prefix=$withval],
[openssl_prefix=""])
if test "x$openssl_prefix" = "x"; then
openssl_prefix="/usr"
fi
LIBS_save=$LIBS
CPPFLAGS_save=$CPPFLAGS
PKG_CONFIG_PATH_save=$PKG_CONFIG_PATH
PKG_CONFIG_PATH="$openssl_prefix/lib/pkgconfig:$PKG_CONFIG_PATH"
PKG_CHECK_MODULES([OPENSSL], [openssl >= 0.9.8],
[have_openssl=yes], [have_openssl=no])
if test "x$have_openssl" != "xyes"; then
openssl_prefix_lib=$openssl_prefix/lib
openssl_prefix_include=$openssl_prefix/include
LIBS="-L$openssl_prefix_lib $LIBS"
CPPFLAGS="-I$openssl_prefix_include $CPPFLAGS"
# First check libcrypto, because libssl may depend on it
AC_CHECK_LIB([crypto], [main], [have_openssl=yes; LIBS="-lcrypto $LIBS"])
if test "x$have_openssl" = "xyes"; then
have_openssl=no
AC_CHECK_LIB([ssl], [SSL_library_init],
[have_openssl=yes LIBS="-lssl $LIBS"])
if test "x$have_openssl" = "xyes"; then
OPENSSL_LIBS="-L$openssl_prefix_lib -lssl -lcrypto"
OPENSSL_CFLAGS="-I$openssl_prefix_include"
fi
fi
fi
if test "x$have_openssl" = "xyes"; then
AC_DEFINE([HAVE_OPENSSL], [1], [Define to 1 if you have openssl.])
LIBS="$OPENSSL_LIBS $LIBS"
CPPFLAGS="$OPENSSL_CFLAGS $CPPFLAGS"
# check whether EVP_DigestInit_ex exists. Old openssl doesn't have it.
AC_CHECK_FUNCS([EVP_DigestInit_ex], [have_digestinit_ex=yes])
if test "x$have_digestinit_ex" = "x"; then
AC_DEFINE([HAVE_OLD_OPENSSL], [1], [Define to 1 if you have old openssl.])
fi
# search for sha224 support
AC_CHECK_FUNCS([EVP_sha224])
# search for sha256 support
AC_CHECK_FUNCS([EVP_sha256])
# search for sha384 support
AC_CHECK_FUNCS([EVP_sha384])
# search for sha512 support
AC_CHECK_FUNCS([EVP_sha512])
fi
LIBS=$LIBS_save
CPPFLAGS=$CPPFLAGS_save
PKG_CONFIG_PATH=$PKG_CONFIG_PATH_save
])