enhanced configure.ac for better ssl detection

qse/cmd/http/httpd.c

@@ -38,8 +38,12 @@
 
 #if defined(HAVE_SSL)
 #	include <openssl/ssl.h>
-#	include <openssl/err.h>
-#	include <openssl/engine.h>
+#	if defined(HAVE_OPENSSL_ERR_H)
+#		include <openssl/err.h>
+#	endif
+#	if defined(HAVE_OPENSSL_ENGINE_H)
+#		include <openssl/engine.h>
+#	endif
 #endif
 
 #if defined(HAVE_SYS_PRCTL_H)
@@ -2794,10 +2798,14 @@ int qse_main (int argc, qse_achar_t* argv[])
 #if defined(HAVE_SSL)
 	/* ERR_remove_state() should be called for each thread if the application is thread */
 	ERR_remove_state (0); 
+	#if defined(HAVE_ENGINE_CLEANUP)
 	ENGINE_cleanup ();
+	#endif
 	ERR_free_strings ();
 	EVP_cleanup ();
+	#if defined(HAVE_CRYPTO_CLEANUP_ALL_EX_DATA)
 	CRYPTO_cleanup_all_ex_data ();
+	#endif
 #endif
 
 #if defined(_WIN32)

qse/configure

@@ -18117,8 +18117,22 @@ else
   enable_ssl_is=yes
 fi
 
-if test "$enable_ssl_is" = "yes"
+if test "x$enable_ssl_is" = "xyes"
 then
+	for ac_header in openssl/err.h openssl/engine.h
+do :
+  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_c_check_header_mongrel "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default"
+if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
+  cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+
+done
+
+
 		for ac_func in SSL_library_init
 do :
   ac_fn_c_check_func "$LINENO" "SSL_library_init" "ac_cv_func_SSL_library_init"
@@ -18130,7 +18144,8 @@ _ACEOF
 fi
 done
 
-	if test "$ac_cv_func_SSL_library_init" = "yes"
+
+	if test "x$ac_cv_func_SSL_library_init" = "xyes"
 	then
 
 $as_echo "#define HAVE_SSL 1" >>confdefs.h
@@ -18228,6 +18243,22 @@ fi
 fi
 
 	fi
+
+	OLDLIBS="$LIBS"
+	LIBS="$SSL_LIBS $LIBS"
+	for ac_func in ENGINE_cleanup CRYPTO_cleanup_all_ex_data
+do :
+  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
+ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
+if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
+  cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+done
+
+	LIBS="$OLDLIBS"
 fi
 
 

qse/configure.ac

@@ -247,11 +247,14 @@ AC_SUBST(UNICOWS_LIBS)
 
 AC_ARG_ENABLE([ssl], [AS_HELP_STRING([--enable-ssl],[build the library in the ssl mode (default. yes)])],
 	enable_ssl_is=$enableval,enable_ssl_is=yes)
-if test "$enable_ssl_is" = "yes"
+if test "x$enable_ssl_is" = "xyes"
 then
+	AC_CHECK_HEADERS([openssl/err.h openssl/engine.h])
+
 	dnl check for an SSL library
 	AC_CHECK_FUNCS([SSL_library_init])
-	if test "$ac_cv_func_SSL_library_init" = "yes"
+
+	if test "x$ac_cv_func_SSL_library_init" = "xyes"
 	then
 		AC_DEFINE(HAVE_SSL, 1, [ssl support])
 	else
@@ -268,6 +271,11 @@ then
 			AC_DEFINE(HAVE_SSL_LIBRARY_INIT, 1)
 		])
 	fi
+
+	OLDLIBS="$LIBS"
+	LIBS="$SSL_LIBS $LIBS"
+	AC_CHECK_FUNCS([ENGINE_cleanup CRYPTO_cleanup_all_ex_data])
+	LIBS="$OLDLIBS"
 fi
 AC_SUBST(SSL_LIBS)
 

qse/include/qse/config.h.in

@@ -126,6 +126,9 @@
 /* Define to 1 if you have the <crt_externs.h> header file. */
 #undef HAVE_CRT_EXTERNS_H
 
+/* Define to 1 if you have the `CRYPTO_cleanup_all_ex_data' function. */
+#undef HAVE_CRYPTO_CLEANUP_ALL_EX_DATA
+
 /* Define if c++ supports namespace std. */
 #undef HAVE_CXX_NAMESPACE_STD
 
@@ -164,6 +167,9 @@
 /* Define if you have the _dyld_func_lookup function. */
 #undef HAVE_DYLD
 
+/* Define to 1 if you have the `ENGINE_cleanup' function. */
+#undef HAVE_ENGINE_CLEANUP
+
 /* epoll support */
 #undef HAVE_EPOLL
 
@@ -371,6 +377,12 @@
 /* Define to 1 if you have the `opendir' function. */
 #undef HAVE_OPENDIR
 
+/* Define to 1 if you have the <openssl/engine.h> header file. */
+#undef HAVE_OPENSSL_ENGINE_H
+
+/* Define to 1 if you have the <openssl/err.h> header file. */
+#undef HAVE_OPENSSL_ERR_H
+
 /* Define to 1 if you have the `posix_spawn' function. */
 #undef HAVE_POSIX_SPAWN
 

qse/lib/awk/std.h

@@ -37,7 +37,6 @@ QSE_EXPORT void* qse_awk_stdmodopen (qse_awk_t* awk, const qse_awk_mod_spec_t* s
 QSE_EXPORT void qse_awk_stdmodclose (qse_awk_t* awk, void* handle);
 QSE_EXPORT void* qse_awk_stdmodsym (qse_awk_t* awk, void* handle, const qse_char_t* name);
 
-
 #ifdef __cplusplus
 }
 #endif

qse/lib/http/httpd-std.c

@@ -124,8 +124,12 @@
 
 #if defined(HAVE_SSL)
 #	include <openssl/ssl.h>
-#	include <openssl/err.h>
-#	include <openssl/engine.h>
+#	if defined(HAVE_OPENSSL_ERR_H)
+#		include <openssl/err.h>
+#	endif
+#	if defined(HAVE_OPENSSL_ENGINE_H)
+#		include <openssl/engine.h>
+#	endif
 #endif
 
 #if defined(__linux) && !defined(SO_REUSEPORT)