From 374d0b57dade4c128ca5b7e51a4b1a91d4af13aa Mon Sep 17 00:00:00 2001
From: DongHun Kwak <dh0128.kwak@samsung.com>
Date: Fri, 5 Mar 2021 10:08:14 +0900
Subject: Imported Upstream version 1.16.2

---
 configure.ac | 101 +++++++++++++++++++++++++++++++++++------------------------
 1 file changed, 60 insertions(+), 41 deletions(-)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index a366e83..01ea237 100644
--- a/configure.ac
+++ b/configure.ac
@@ -334,14 +334,19 @@ AS_IF([test x"$with_zlib" != xno], [
 ])
 
 AS_IF([test x"$with_ssl" = xopenssl], [
-  PKG_CHECK_MODULES([OPENSSL], [openssl], [
-    AC_MSG_NOTICE([compiling in support for SSL via OpenSSL])
-    AC_LIBOBJ([openssl])
-    LIBS="$OPENSSL_LIBS $LIBS"
-    CFLAGS="$OPENSSL_CFLAGS -DHAVE_LIBSSL $CFLAGS"
-    LIBSSL=" " # ntlm check below wants this
-    AC_DEFINE([HAVE_LIBSSL], [1], [Define if using openssl.])
-  ], [
+  if [test x"$with_libssl_prefix" = x]; then
+    PKG_CHECK_MODULES([OPENSSL], [openssl], [
+      AC_MSG_NOTICE([compiling in support for SSL via OpenSSL])
+      AC_LIBOBJ([openssl])
+      LIBS="$OPENSSL_LIBS $LIBS"
+      CFLAGS="$OPENSSL_CFLAGS -DHAVE_LIBSSL $CFLAGS"
+      LIBSSL=" " # ntlm check below wants this
+      AC_CHECK_FUNCS([RAND_egd])
+      AC_DEFINE([HAVE_LIBSSL], [1], [Define if using openssl.])
+      ssl_found=yes
+    ])
+  fi
+  if [test x"$ssl_found" != xyes]; then
     dnl As of this writing (OpenSSL 0.9.6), the libcrypto shared library
     dnl doesn't record its dependency on libdl, so we need to make sure
     dnl -ldl ends up in LIBS on systems that have it.  Most OSes use
@@ -392,12 +397,13 @@ AS_IF([test x"$with_ssl" = xopenssl], [
         AC_MSG_NOTICE([compiling in support for SSL via OpenSSL])
         AC_LIBOBJ([openssl])
         LIBS="$LIBSSL $LIBS"
+        AC_CHECK_FUNCS([RAND_egd])
       elif test x"$with_ssl" != x
       then
         AC_MSG_ERROR([--with-ssl=openssl was given, but SSL is not available.])
       fi
     ])
-  ])
+  fi
 ], [
   # --with-ssl is not openssl: check if it's no
   AS_IF([test x"$with_ssl" != xno], [
@@ -405,13 +411,17 @@ AS_IF([test x"$with_ssl" = xopenssl], [
     with_ssl=gnutls
 
     dnl Now actually check for -lgnutls
-    PKG_CHECK_MODULES([GNUTLS], [gnutls], [
-      AC_MSG_NOTICE([compiling in support for SSL via GnuTLS])
-      AC_LIBOBJ([gnutls])
-      LIBS="$GNUTLS_LIBS $LIBS"
-      CFLAGS="$GNUTLS_CFLAGS -DHAVE_LIBGNUTLS $CFLAGS"
-      AC_DEFINE([HAVE_LIBGNUTLS], [1], [Define if using gnutls.])
-    ], [
+    if [test x"$with_libgnutls_prefix" = x]; then
+      PKG_CHECK_MODULES([GNUTLS], [gnutls], [
+        AC_MSG_NOTICE([compiling in support for SSL via GnuTLS])
+        AC_LIBOBJ([gnutls])
+        LIBS="$GNUTLS_LIBS $LIBS"
+        CFLAGS="$GNUTLS_CFLAGS -DHAVE_LIBGNUTLS $CFLAGS"
+        AC_DEFINE([HAVE_LIBGNUTLS], [1], [Define if using gnutls.])
+        ssl_found=yes
+      ])
+    fi
+    if [test x"$ssl_found" != xyes]; then
       AC_LIB_HAVE_LINKFLAGS([gnutls], [], [
 #include <gnutls/gnutls.h>
       ], [gnutls_global_init()])
@@ -424,7 +434,7 @@ AS_IF([test x"$with_ssl" = xopenssl], [
       else
         AC_MSG_ERROR([GnuTLS has not been found. Use --with-ssl=openssl if you explicitly want OpenSSL.])
       fi
-    ])
+    fi
 
     AC_CHECK_FUNCS(gnutls_priority_set_direct)
   ]) # endif: --with-ssl != no?
@@ -646,29 +656,37 @@ dnl
 AC_ARG_WITH(libuuid, AC_HELP_STRING([--without-libuuid],
                                     [Generate UUIDs for WARC files via libuuid]))
 
-AS_IF([test "X$with_libuuid" != "Xno"],[
+AS_IF([test "x$with_libuuid" = xyes], [
+  # libuuid was explicitly requested
   PKG_CHECK_MODULES([UUID], uuid, [
     LIBS="$UUID_LIBS $LIBS"
     CFLAGS="$UUID_CFLAGS $CFLAGS"
-    AC_DEFINE([HAVE_LIBUUID], [1], [Define if using libuuid.])
+    uuid_mode=1
+  ], [
+    AC_SEARCH_LIBS(uuid_generate, uuid,
+      [uuid_mode=1],
+      [AC_MSG_ERROR(*** libuuid was explicitly requested but wasn't found.)])
+  ])
+], [test "x$with_libuuid" = xno], [
+  # libuuid was explicitly *not* requested
+  AC_CHECK_HEADER(uuid.h,
+    AC_CHECK_FUNC(uuid_create, [uuid_mode=2]))
+], [
+  # default:
+  AC_CHECK_HEADER(uuid.h, [
+    AC_CHECK_FUNC(uuid_create, [uuid_mode=2])
   ], [
-    AC_CHECK_HEADER(uuid.h,
-                    AC_CHECK_FUNC(uuid, uuid_create,
-                      [AC_DEFINE([HAVE_UUID_CREATE], 1,
-                                 [Define if uuid_create is available.])
-                      ])
-    )
-
     AC_CHECK_HEADER(uuid/uuid.h,
-                    AC_CHECK_LIB(uuid, uuid_generate,
-                      [LIBS="${LIBS} -luuid"
-                       AC_DEFINE([HAVE_LIBUUID], 1,
-                                 [Define if libuuid is available.])
-                      ])
-    )
+      AC_SEARCH_LIBS(uuid_generate, uuid, [uuid_mode=1]))
   ])
 ])
 
+AS_IF([test "x$uuid_mode" = x1], [
+  AC_DEFINE([HAVE_LIBUUID], [1], [Define if using libuuid.])
+], [test "x$uuid_mode" = x2], [
+  AC_DEFINE([HAVE_UUID_CREATE], 1, [Define if uuid_create is available.])
+])
+
 dnl
 dnl Check for PCRE
 dnl
@@ -678,17 +696,18 @@ AC_ARG_ENABLE(pcre, AC_HELP_STRING([--disable-pcre],
 
 AS_IF([test "X$enable_pcre" != "Xno"],[
   PKG_CHECK_MODULES([PCRE], libpcre, [
-    LIBS="$PCRE_LIBS $LIBS"
     CFLAGS="$PCRE_CFLAGS $CFLAGS"
-    AC_DEFINE([HAVE_LIBPCRE], [1], [Define if using libpcre.])
+    AC_CHECK_HEADER(pcre.h, [
+      LIBS="$PCRE_LIBS $LIBS"
+      AC_DEFINE([HAVE_LIBPCRE], [1], [Define if libpcre is available.])
+    ])
   ], [
-    AC_CHECK_HEADER(pcre.h,
-                    AC_CHECK_LIB(pcre, pcre_compile,
-                      [LIBS="${LIBS} -lpcre"
-                       AC_DEFINE([HAVE_LIBPCRE], 1,
-                                 [Define if libpcre is available.])
-                      ])
-    )
+    AC_CHECK_HEADER(pcre.h, [
+      AC_CHECK_LIB(pcre, pcre_compile, [
+        LIBS="${LIBS} -lpcre"
+        AC_DEFINE([HAVE_LIBPCRE], 1, [Define if libpcre is available.])
+      ])
+    ])
   ])
 ])
 
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