X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=m4%2Fopenssl.m4;h=738c68c9bf82c97dbcb1da00bc3a837696b9747c;hb=cadbf587a09bd4adde664cd635b962315228b3f5;hp=a5cd0394dbafd3a5dccf3306c5fba75f834caf15;hpb=0912260755021b9b836830dd99ae128c5fd912d9;p=tinc

diff --git a/m4/openssl.m4 b/m4/openssl.m4
index a5cd0394..738c68c9 100644
--- a/m4/openssl.m4
+++ b/m4/openssl.m4
@@ -2,6 +2,20 @@ dnl Check to find the OpenSSL headers/libraries
 
 AC_DEFUN([tinc_OPENSSL],
 [
+  case $host_os in
+    *mingw*)
+    ;;
+    *)
+      AC_CHECK_FUNC(dlopen,
+        [],
+        [AC_CHECK_LIB(dl, dlopen,
+          [LIBS="$LIBS -ldl"],
+          [AC_MSG_ERROR([OpenSSL depends on libdl.]); break]
+        )]
+      )
+    ;;
+  esac
+
   AC_ARG_WITH(openssl,
     AS_HELP_STRING([--with-openssl=DIR], [OpenSSL base directory, or:]),
     [openssl="$withval"
@@ -21,39 +35,21 @@ AC_DEFUN([tinc_OPENSSL],
      LDFLAGS="$LDFLAGS -L$withval"]
   )
 
-  AC_CHECK_HEADERS(openssl/evp.h openssl/rsa.h openssl/rand.h openssl/err.h openssl/sha.h openssl/pem.h openssl/engine.h,
+  AC_CHECK_HEADERS([openssl/evp.h openssl/rsa.h openssl/rand.h openssl/err.h openssl/sha.h openssl/pem.h openssl/engine.h],
     [],
     [AC_MSG_ERROR([OpenSSL header files not found.]); break]
   )
 
-case $host_os in
-  *mingw*)
-    AC_CHECK_LIB(crypto, SHA1_version,
-      [LIBS="$LIBS -lcrypto -lgdi32"],
-      [AC_MSG_ERROR([OpenSSL libraries not found.])]
-    )
-  ;;
-  *)
-    AC_CHECK_LIB(crypto, SHA1_version,
-      [LIBS="$LIBS -lcrypto"],
-      [AC_MSG_ERROR([OpenSSL libraries not found.])]
-    )
-
-    AC_CHECK_FUNC(dlopen,
-      [],
-      [AC_CHECK_LIB(dl, dlopen,
-        [LIBS="$LIBS -ldl"],
-        [AC_MSG_ERROR([OpenSSL depends on libdl.]); break]
-      )]
-    )
-  ;;
-esac
-
-  AC_CHECK_FUNCS([RAND_pseudo_bytes EVP_EncryptInit_ex], ,
+  AC_CHECK_LIB(crypto, EVP_EncryptInit_ex,
+    [LIBS="-lcrypto $LIBS"],
+    [AC_MSG_ERROR([OpenSSL libraries not found.])]
+  )
+
+  AC_CHECK_FUNCS([RAND_status EVP_EncryptInit_ex], ,
     [AC_MSG_ERROR([Missing OpenSSL functionality, make sure you have installed the latest version.]); break],
   )
 
-  AC_CHECK_DECL([OpenSSL_add_all_algorithms], ,
+  AC_CHECK_DECLS([OpenSSL_add_all_algorithms], ,
     [AC_MSG_ERROR([Missing OpenSSL functionality, make sure you have installed the latest version.]); break],
     [#include <openssl/evp.h>]
   )