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r11612@catbus: nickm | 2007-01-30 18:14:07 -0500
make TOR_SEARCH_LIBRARY work with openssl svn:r9727
This commit is contained in:
Nick Mathewson
parent
0e44371a33
commit
7c671512b8
14
acinclude.m4
14
acinclude.m4
@ -4,6 +4,16 @@ dnl Copyright (c) 2001-2004, Roger Dingledine
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dnl Copyright (c) 2004-2007, Roger Dingledine, Nick Mathewson
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dnl See LICENSE for licensing information
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dnl TODO
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dnl - Stop requiring gethostbyname_r entirely when we're building with
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dnl eventdns?
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dnl - Remove redundant event.h check.
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dnl - Make the "no longe strictly accurate" message accurate.
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dnl - Tell the user what -dev package to install based on OS.
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dnl - Detect correct version of library.
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dnl - After merge:
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dnl Run autoupdate
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AC_DEFUN([TOR_EXTEND_CODEPATH],
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[
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if test -d "$1/lib"; then
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@ -22,7 +32,7 @@ dnl Look for a library, and its associated includes, and how to link
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dnl against it.
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dnl
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dnl TOR_SEARCH_LIBRARY(libname, withlocation, linkargs, headers, prototype,
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dnl code, optionname)
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dnl code, optionname, searchextra)
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AC_DEFUN([TOR_SEARCH_LIBRARY], [
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tor_saved_LIBS="$LIBS"
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@ -32,7 +42,7 @@ AC_CACHE_CHECK([for $1 directory], tor_cv_library_$1_dir, [
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tor_$1_dir_found=no
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tor_$1_any_linkable=no
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for tor_trydir in "$2" "(system)" "$prefix" /usr/local /usr/pkg; do
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for tor_trydir in "$2" "(system)" "$prefix" /usr/local /usr/pkg $8; do
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LDFLAGS="$tor_saved_LDFLAGS"
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LIBS="$tor_saved_LIBS $3"
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CPPFLAGS="$tor_saved_CPPFLAGS"
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157
configure.in
157
configure.in
@ -9,7 +9,7 @@ AM_CONFIG_HEADER(orconfig.h)
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AC_CANONICAL_HOST
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if test -f /etc/redhat-release; then
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if test -f /etc/redhat-release ; then
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CFLAGS="$CFLAGS -I/usr/kerberos/include"
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fi
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@ -202,11 +202,19 @@ AC_CHECK_TYPE(u_int32_t, unsigned long)
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AC_CHECK_TYPE(u_int16_t, unsigned short)
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AC_CHECK_TYPE(u_int8_t, unsigned char)
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if test $bwin32 = true; then
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WS32lib=-lws2_32
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GDIlib=-lgdi32
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else
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W32lib=
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GDIlib=
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fi
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TOR_SEARCH_LIBRARY(libevent, $trylibeventdir, [-levent $WS32lib], [
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#include <sys/time.h>
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#include <sys/types.h>
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#include <event.h>], [void *event_init(void);],
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[event_init(); exit(0);], [--with-libevent-dir])
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[event_init(); exit(0);], [--with-libevent-dir], [/opt/libevent])
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dnl Now check for particular libevent functions.
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AC_CHECK_FUNCS(event_get_version event_get_method event_set_log_callback)
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@ -214,141 +222,18 @@ AC_CHECK_FUNCS(event_get_version event_get_method event_set_log_callback)
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dnl ------------------------------------------------------
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dnl Where do you live, openssl? And how do we call you?
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AC_CACHE_CHECK([for OpenSSL directory], tor_cv_openssl_dir, [
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saved_LIBS="$LIBS"
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saved_LDFLAGS="$LDFLAGS"
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saved_CPPFLAGS="$CPPFLAGS"
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ssl_found=no
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for ssldir in $tryssldir "" $prefix /usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/athena /usr/pkg /opt /opt/openssl ; do
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LDFLAGS="$saved_LDFLAGS"
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dnl AC_TRY_RUN([
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dnl #include <openssl/opensslv.h>
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dnl #include <openssl/crypto.h>
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dnl int main(void) {
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dnl return (OPENSSL_VERSION_NUMBER == SSLeay()) == 0;
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dnl }],
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if test $bwin32 = true; then
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LIBS="$saved_LIBS -lssl -lcrypto -lws2_32 -lgdi32"
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else
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LIBS="$saved_LIBS -lssl -lcrypto"
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fi
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# Skip the directory if it isn't there.
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if test ! -z "$ssldir" -a ! -d "$ssldir" ; then
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continue;
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fi
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if test ! -z "$ssldir" ; then
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if test -d "$ssldir/lib" ; then
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LDFLAGS="-L$ssldir/lib $LDFLAGS"
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else
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LDFLAGS="-L$ssldir $LDFLAGS"
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fi
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if test -d "$ssldir/include" ; then
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CPPFLAGS="-I$ssldir/include $CPPFLAGS"
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else
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CPPFLAGS="-I$ssldir $CPPFLAGS"
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fi
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fi
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# Can I link it?
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AC_TRY_LINK([#include <openssl/rand.h>],
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[ RAND_add((void*)0,0,0); ],
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[ openssl_linked=yes ], [ openssl_linked=no ])
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if test $openssl_linked = yes; then
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if test ! -z "$ssldir" ; then
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tor_cv_openssl_dir=$ssldir
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else
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tor_cv_openssl_dir="(system)"
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fi
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ssl_found=yes
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break
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fi
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done
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LIBS="$saved_LIBS"
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LDFLAGS="$saved_LDFLAGS"
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CPPFLAGS="$saved_CPPFLAGS"
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if test $ssl_found = no ; then
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AC_MSG_ERROR([Could not find a linkable OpenSSL. You can specify an explicit path using --with-ssl-dir])
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fi
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])
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if test $bwin32 = true; then
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LIBS="$LIBS -lssl -lcrypto -lws2_32 -lgdi32"
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else
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LIBS="$LIBS -lssl -lcrypto"
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fi
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if test "$tor_cv_openssl_dir" != "(system)"; then
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if test -d "$tor_cv_openssl_dir/lib" ; then
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LDFLAGS="-L$tor_cv_openssl_dir/lib $LDFLAGS"
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ssl_libdir="$tor_cv_openssl_dir/lib"
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else
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LDFLAGS="-L$tor_cv_openssl_dir $LDFLAGS"
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ssl_libdir="$tor_cv_openssl_dir"
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fi
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if test -d "$tor_cv_openssl_dir/include" ; then
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CPPFLAGS="-I$tor_cv_openssl_dir/include $CPPFLAGS"
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else
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CPPFLAGS="-I$tor_cv_openssl_dir $CPPFLAGS"
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fi
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fi
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if test -z "$CROSS_COMPILE"
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then
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AC_CACHE_CHECK([whether we need extra options to link OpenSSL],
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tor_cv_openssl_linker_option, [
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saved_LDFLAGS="$LDFLAGS"
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ssl_runs=no
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linked_with=nothing
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for ssl_extra in "" "-Wl,-R$ssl_libdir" "-R$ssl_libdir" ; do
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LDFLAGS="$ssl_extra $saved_LDFLAGS"
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AC_TRY_RUN([
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#include <string.h>
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#include <openssl/rand.h>
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int main(void)
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{
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char a[2048];
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memset(a, 0, sizeof(a));
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RAND_add(a, sizeof(a), sizeof(a));
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return(RAND_status() <= 0);
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}
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],
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openssl_runs=yes, openssl_runs=no, openssl_runs=cross)
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if test $openssl_runs != no ; then
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if test "$linked_with" = nothing; then
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linked_with="$ssl_extra"
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fi
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AC_TRY_RUN([
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#include <openssl/opensslv.h>
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#include <openssl/crypto.h>
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int main(void) {
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return (OPENSSL_VERSION_NUMBER == SSLeay()) == 0;
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}],
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right_version=yes, right_version=no)
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if test "$right_version" = yes; then
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if test -z "$ssl_extra" ; then
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tor_cv_openssl_linker_option='(none)'
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else
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tor_cv_openssl_linker_option=$ssl_extra
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fi
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ssl_runs=yes
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break
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fi
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fi
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done
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if test $ssl_runs = no ; then
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if test "$linked_with" = 'nothing' ; then
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AC_MSG_ERROR([Found linkable OpenSSL in $tor_cv_openssl_dir, but it doesn't run, even with -R. Maybe specify another using --with-ssl-dir?])
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else
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if test -z "$linked_with" ; then
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tor_cv_openssl_linker_option='(none)'
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else
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tor_cv_openssl_linker_option=$linked_with
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fi
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AC_MSG_WARN([I managed to make OpenSSL link and run, but I couldn't make it link against the same version I found header files for.])
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fi
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fi
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LDFLAGS="$saved_LDFLAGS"
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])
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if test "$tor_cv_openssl_linker_option" != '(none)' ; then
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LDFLAGS="$tor_cv_openssl_linker_option $LDFLAGS"
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fi
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fi
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TOR_SEARCH_LIBRARY(openssl, $tryssldir, [-lssl -lcrypto $GDIlib],
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[#include <openssl/rand.h>],
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[void RAND_add(const void *buf, int num, double entropy);],
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[RAND_add((void*)0,0,0); exit(0);], [--with-ssl-dir],
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[/usr/local/openssl /usr/lib/openssl /usr/local/ssl /usr/lib/ssl /usr/local /usr/athena /opt/openssl])
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dnl Make sure to enable support for large off_t if avalable.
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