From a258dfca3481ca82e5b0b3e75c9c7b2d83f2cb0d Mon Sep 17 00:00:00 2001
From: hno <>
Date: Tue, 23 May 2006 03:22:05 +0000
Subject: [PATCH] Do a full compile test of dbopen to see if -ldb is needed

---
 configure    | 187 +++++++--------------------------------------------
 configure.in |  26 +++++--
 2 files changed, 45 insertions(+), 168 deletions(-)

diff --git a/configure b/configure
index 0b62221791..6cc83792dd 100755
--- a/configure
+++ b/configure
@@ -39003,174 +39003,41 @@ esac
 
 
 DBLIB=
-echo "$as_me:$LINENO: checking for dbopen in -ldb" >&5
-echo $ECHO_N "checking for dbopen in -ldb... $ECHO_C" >&6
-if test "${ac_cv_lib_db_dbopen+set}" = set; then
+echo "$as_me:$LINENO: checking if dbopen needs -ldb" >&5
+echo $ECHO_N "checking if dbopen needs -ldb... $ECHO_C" >&6
+if test "${ac_cv_dbopen_libdb+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-ldb  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
 
-/* Override any gcc2 internal prototype to avoid an error.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char dbopen ();
-int
-main ()
-{
-dbopen ();
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_lib_db_dbopen=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_db_dbopen=no
-fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_db_dbopen" >&5
-echo "${ECHO_T}$ac_cv_lib_db_dbopen" >&6
-if test $ac_cv_lib_db_dbopen = yes; then
-  LIB_DB="-ldb"
-fi
-
-echo "$as_me:$LINENO: checking for db_open in -ldb" >&5
-echo $ECHO_N "checking for db_open in -ldb... $ECHO_C" >&6
-if test "${ac_cv_lib_db_db_open+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-ldb  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
+  cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
-/* Override any gcc2 internal prototype to avoid an error.  */
-#ifdef __cplusplus
-extern "C"
+#if HAVE_SYS_TYPES_H
+#include <sys/types.h>
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char db_open ();
-int
-main ()
-{
-db_open ();
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_lib_db_db_open=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_db_db_open=no
-fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_db_db_open" >&5
-echo "${ECHO_T}$ac_cv_lib_db_db_open" >&6
-if test $ac_cv_lib_db_db_open = yes; then
-  LIB_DB="-ldb"
-fi
-
-echo "$as_me:$LINENO: checking for __db185_open in -ldb" >&5
-echo $ECHO_N "checking for __db185_open in -ldb... $ECHO_C" >&6
-if test "${ac_cv_lib_db___db185_open+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-ldb  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-
-/* Override any gcc2 internal prototype to avoid an error.  */
-#ifdef __cplusplus
-extern "C"
+#if HAVE_LIMITS_H
+#include <limits.h>
+#endif
+#if HAVE_DB_185_H
+#include <db_185.h>
+#elif HAVE_DB_H
+#include <db.h>
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char __db185_open ();
 int
 main ()
 {
-__db185_open ();
+dbopen((void *)0L, 0, 0, DB_HASH, (void *)0L)
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
   ac_status=$?
   grep -v '^ *+' conftest.er1 >conftest.err
   rm -f conftest.er1
@@ -39184,29 +39051,25 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
+	 { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   echo "$as_me:$LINENO: \$? = $ac_status" >&5
   (exit $ac_status); }; }; then
-  ac_cv_lib_db___db185_open=yes
+  LIB_DB="-ldb"
+    ac_cv_dbopen_libdb="yes"
 else
   echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-ac_cv_lib_db___db185_open=no
-fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_db___db185_open" >&5
-echo "${ECHO_T}$ac_cv_lib_db___db185_open" >&6
-if test $ac_cv_lib_db___db185_open = yes; then
-  LIB_DB="-ldb"
+ac_cv_dbopen_libdb="no"
 fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 
+fi
+echo "$as_me:$LINENO: result: $ac_cv_dbopen_libdb" >&5
+echo "${ECHO_T}$ac_cv_dbopen_libdb" >&6
 
 
 case "$host" in
diff --git a/configure.in b/configure.in
index 66ceb27ec1..a0fca20cb5 100644
--- a/configure.in
+++ b/configure.in
@@ -3,7 +3,7 @@ dnl  Configuration input file for Squid
 dnl
 dnl  Duane Wessels, wessels@nlanr.net, February 1996 (autoconf v2.9)
 dnl
-dnl  $Id: configure.in,v 1.411 2006/05/11 01:36:57 hno Exp $
+dnl  $Id: configure.in,v 1.412 2006/05/22 21:22:06 hno Exp $
 dnl
 dnl
 dnl
@@ -13,7 +13,7 @@ AC_CONFIG_SRCDIR([src/main.cc])
 AC_CONFIG_AUX_DIR(cfgaux)
 AM_INIT_AUTOMAKE([tar-ustar])
 AM_CONFIG_HEADER(include/autoconf.h)
-AC_REVISION($Revision: 1.411 $)dnl
+AC_REVISION($Revision: 1.412 $)dnl
 AC_PREFIX_DEFAULT(/usr/local/squid)
 AM_MAINTAINER_MODE
 
@@ -2289,10 +2289,24 @@ AC_SUBST(LIB_LBER)
 dnl Check for libdb
 DBLIB=
 dnl 1.85
-AC_CHECK_LIB(db, dbopen, [LIB_DB="-ldb"])
-dnl more current ones..
-AC_CHECK_LIB(db, db_open, [LIB_DB="-ldb"])
-AC_CHECK_LIB(db, __db185_open, [LIB_DB="-ldb"])
+AC_CACHE_CHECK(if dbopen needs -ldb,ac_cv_dbopen_libdb, [
+  AC_TRY_COMPILE([
+#if HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+#if HAVE_LIMITS_H
+#include <limits.h>
+#endif
+#if HAVE_DB_185_H
+#include <db_185.h>
+#elif HAVE_DB_H
+#include <db.h>
+#endif],
+    [dbopen((void *)0L, 0, 0, DB_HASH, (void *)0L)],
+    LIB_DB="-ldb"
+    ac_cv_dbopen_libdb="yes",
+    ac_cv_dbopen_libdb="no")
+])
 AC_SUBST(LIB_DB)
 
 dnl System-specific library modifications
-- 
2.47.3