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r20385: merge from samba4:

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only try to find dlfcn.h if the dlopen symbol was found,
it hopefully fixes systems where dlfcn.h but no library with dlopen

metze
(This used to be commit b303e929d1ac6f1d931d0b92bdecdf292e1598cd)
This commit is contained in:
Stefan Metzmacher 2006-12-28 17:17:16 +00:00 committed by Gerald (Jerry) Carter
parent 48c3f76b2e
commit 0b24e3d021
1 changed files with 7 additions and 5 deletions
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12
source3/lib/replace/dlfcn.m4
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@ -4,13 +4,15 @@ LIBS=""
AC_SEARCH_LIBS(dlopen, dl)
AC_CHECK_HEADERS(dlfcn.h)
if test "$ac_cv_search_dlopen" != no; then
AC_CHECK_HEADERS(dlfcn.h)
libreplace_cv_dlfcn=no
AC_CHECK_FUNCS([dlopen dlsym dlerror dlclose],[],[libreplace_cv_dlfcn=yes])
libreplace_cv_dlfcn=no
AC_CHECK_FUNCS([dlopen dlsym dlerror dlclose],[],[libreplace_cv_dlfcn=yes])
if test x"${libreplace_cv_dlfcn}" = x"yes";then
LIBREPLACEOBJ="${LIBREPLACEOBJ} dlfcn.o"
if test x"${libreplace_cv_dlfcn}" = x"yes";then
LIBREPLACEOBJ="${LIBREPLACEOBJ} dlfcn.o"
fi
fi
LIBDL="$LIBS"