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configure: Fix dlopen() detection

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The 'appendLib -ldl' is the important part, autoconf doesn't do that
automatically if you give it an argument.

This bug only triggered with --disable-debug (libssl pulled in libdl).


git-svn-id: https://znc.svn.sourceforge.net/svnroot/znc/trunk@1057 726aef4b-f618-498e-8847-2d620e286838
This commit is contained in:
psychon
2008-05-16 15:01:41 +00:00
parent 8ed7d8a2be
commit 2f1b5347c9
2 changed files with 18 additions and 2 deletions
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configure
Vendored
+9 -1
View File
@@ -3564,6 +3564,12 @@ fi
if test "$MODULES" = "yes"; then
FOUND_DL=no
# Don't use any libs like -lssl -lcrypto when checking for dlopen(),
# because they might change the test results
SAVED_LIBS="$LIBS"
LIBS=""
{ echo "$as_me:$LINENO: checking for dlopen" >&5
echo $ECHO_N "checking for dlopen... $ECHO_C" >&6; }
if test "${ac_cv_func_dlopen+set}" = set; then
@@ -3711,10 +3717,12 @@ fi
{ echo "$as_me:$LINENO: result: $ac_cv_lib_dl_dlopen" >&5
echo "${ECHO_T}$ac_cv_lib_dl_dlopen" >&6; }
if test $ac_cv_lib_dl_dlopen = yes; then
FOUND_DL=yes
FOUND_DL=yes ; appendLib -ldl
fi
appendLib "$SAVED_LIBS"
if test $FOUND_DL = "no" ; then
{ { echo "$as_me:$LINENO: error: Could not find dlopen. Try --disable-modules" >&5
echo "$as_me: error: Could not find dlopen. Try --disable-modules" >&2;}
configure.in
+9 -1
View File
@@ -137,8 +137,16 @@ AC_ARG_WITH( [module-data-prefix],
if test "$MODULES" = "yes"; then
FOUND_DL=no
# Don't use any libs like -lssl -lcrypto when checking for dlopen(),
# because they might change the test results
SAVED_LIBS="$LIBS"
LIBS=""
AC_CHECK_FUNC(dlopen, FOUND_DL=yes,)
AC_CHECK_LIB( dl, dlopen, FOUND_DL=yes,)
AC_CHECK_LIB( dl, dlopen, FOUND_DL=yes ; appendLib -ldl,)
appendLib "$SAVED_LIBS"
if test $FOUND_DL = "no" ; then
AC_ERROR([Could not find dlopen. Try --disable-modules])