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AC_DEFINE($4, [1], [Define this to disable $3 in OpenSSL support])
fi
])
AC_DEFUN([TCLTLS_SSL_OPENSSL], [
openssldir=''
opensslpkgconfigdir=''
AC_ARG_WITH([ssl-dir],
AS_HELP_STRING(
[--with-ssl-dir=<dir>],
[deprecated, use --with-openssl-dir -- currently has the same meaning]
), [
openssldir="$withval"
]
)
AC_ARG_WITH([openssl-dir],
AS_HELP_STRING(
[--with-openssl-dir=<dir>],
[path to root directory of OpenSSL or LibreSSL installation]
), [
openssldir="$withval"
]
)
AC_ARG_WITH([openssl-pkgconfig],
AS_HELP_STRING(
[--with-openssl-pkgconfig=<dir>],
[path to root directory of OpenSSL or LibreSSL pkgconfigdir]
), [
opensslpkgconfigdir="$withval"
]
)
if test -n "$openssldir"; then
if test -e "$openssldir/libssl.$SHOBJEXT"; then
TCLTLS_SSL_LIBS="-L$openssldir -lssl -lcrypto"
openssldir="`AS_DIRNAME(["$openssldir"])`"
else
TCLTLS_SSL_LIBS="-L$openssldir/lib -lssl -lcrypto"
fi
TCLTLS_SSL_CFLAGS="-I$openssldir/include"
TCLTLS_SSL_CPPFLAGS="-I$openssldir/include"
fi
pkgConfigExtraArgs=''
if test "$TCLEXT_BUILD" = "static" -o "$TCLEXT_TLS_STATIC_SSL" = 'yes'; then
pkgConfigExtraArgs='--static'
fi
dnl Use pkg-config to find the libraries
dnl Temporarily update PKG_CONFIG_PATH
PKG_CONFIG_PATH_SAVE="${PKG_CONFIG_PATH}"
if test -n "${opensslpkgconfigdir}"; then
if ! test -f "${opensslpkgconfigdir}/openssl.pc"; then
AC_MSG_ERROR([Unable to locate ${opensslpkgconfigdir}/openssl.pc])
fi
PKG_CONFIG_PATH="${opensslpkgconfigdir}${PATH_SEPARATOR}${PKG_CONFIG_PATH}"
export PKG_CONFIG_PATH
fi
AC_ARG_VAR([TCLTLS_SSL_LIBS], [libraries to pass to the linker for OpenSSL or LibreSSL])
AC_ARG_VAR([TCLTLS_SSL_CFLAGS], [C compiler flags for OpenSSL or LibreSSL])
AC_ARG_VAR([TCLTLS_SSL_CPPFLAGS], [C preprocessor flags for OpenSSL or LibreSSL])
if test -z "$TCLTLS_SSL_LIBS"; then
TCLTLS_SSL_LIBS="`"${PKGCONFIG}" openssl --libs $pkgConfigExtraArgs`" || AC_MSG_ERROR([Unable to get OpenSSL Configuration])
fi
if test -z "$TCLTLS_SSL_CFLAGS"; then
TCLTLS_SSL_CFLAGS="`"${PKGCONFIG}" openssl --cflags-only-other $pkgConfigExtraArgs`" || AC_MSG_ERROR([Unable to get OpenSSL Configuration])
fi
if test -z "$TCLTLS_SSL_CPPFLAGS"; then
TCLTLS_SSL_CPPFLAGS="`"${PKGCONFIG}" openssl --cflags-only-I $pkgConfigExtraArgs`" || AC_MSG_ERROR([Unable to get OpenSSL Configuration])
fi
PKG_CONFIG_PATH="${PKG_CONFIG_PATH_SAVE}"
if test "$TCLEXT_BUILD" = "static"; then
dnl If we are doing a static build, save the linker flags for other programs to consume
rm -f tcltls.a.linkadd
AS_ECHO(["$TCLTLS_SSL_LIBS"]) > tcltls.a.linkadd
fi
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dnl Save compile-altering variables we are changing
SAVE_LIBS="${LIBS}"
SAVE_CFLAGS="${CFLAGS}"
SAVE_CPPFLAGS="${CPPFLAGS}"
dnl Update compile-altering variables to include the OpenSSL libraries
LIBS="${SAVE_LIBS} ${TCLTLS_SSL_LIBS}"
CFLAGS="${SAVE_CFLAGS} ${TCLTLS_SSL_CFLAGS}"
CPPFLAGS="${SAVE_CPPFLAGS} ${TCLTLS_SSL_CPPFLAGS}"
LIBS="${TCLTLS_SSL_LIBS} ${SAVE_LIBS} ${TCLTLS_SSL_LIBS}"
CFLAGS="${TCLTLS_SSL_CFLAGS} ${SAVE_CFLAGS} ${TCLTLS_SSL_CFLAGS}"
CPPFLAGS="${TCLTLS_SSL_CPPFLAGS} ${SAVE_CPPFLAGS} ${TCLTLS_SSL_CPPFLAGS}"
dnl Verify that basic functionality is there
AC_LANG_PUSH(C)
AC_MSG_CHECKING([if a basic OpenSSL program works])
AC_LINK_IFELSE([AC_LANG_PROGRAM([
#include <openssl/ssl.h>
#include <openssl/opensslv.h>
|