+dnl ------ tcpd
+AC_ARG_ENABLE(tcpd,[ --enable-tcpd[=PREFIX] enable TCP wrapper for server if available])
+if test "$enable_tcpd" -a "$enable_tcpd" != "no"; then
+ oldLibs=$LIBS
+ oldCPPFLAGS=$CPPFLAGS
+ if test "$enable_tcpd" != "yes"; then
+ LIBS="$LIBS -L$enable_tcpd/lib"
+ CPPFLAGS="$CPPFLAGS -I$enable_tcpd/include"
+ fi
+ AC_MSG_CHECKING(for working tcpd.h)
+ LIBS="$LIBS -lwrap -lnsl"
+ AC_TRY_LINK([#include <syslog.h>
+#include <tcpd.h>
+ int allow_severity = LOG_INFO;
+ int deny_severity = LOG_WARNING;],
+ [struct request_info request_info; int i;
+ i = hosts_access(&request_info);],
+ tcpd_ok=1, tcpd_ok=0)
+ if test "$tcpd_ok" = "0"; then
+ AC_MSG_RESULT(no)
+ AC_MSG_ERROR([tcpd development libraries missing])
+ LIBS=$oldLibs
+ CPPFLAGS=$oldCPPFLAGS
+ else
+ AC_MSG_RESULT(yes)
+ AC_DEFINE(HAVE_TCPD_H)
+ fi
+fi
+dnl
+AC_SUBST(LIBTHREAD)
+AC_SUBST(CFLAGSTHREADS)
+HAVETHREADS=0
+CFLAGSTHREADS=""
+LIBTHREAD=""
+dnl
+dnl ------ GNU threads
+AC_ARG_ENABLE(pth, [ --enable-pth enable GNU threads],[enable_pth=$enableval],[enable_pth=no])
+AC_SUBST(LIBPTH)
+if test "$enable_pth" = "yes"; then
+ OLIBS=$LIBS
+ AC_CHECK_LIB(pth,main)
+ if test "$ac_cv_lib_pth_main" = "yes"; then
+ AC_CHECK_HEADERS(pth.h)
+ if test "$ac_cv_header_pth_h" = "yes"; then
+ LIBTHREAD="-lpth"
+ CFLAGSTHREADS="-DYAZ_GNU_THREADS=1"
+ HAVETHREADS=1
+ fi
+ fi
+ LIBS=$OLIBS
+fi
+dnl
+dnl ------ POSIX Threads
+AC_ARG_ENABLE(threads, [ --disable-threads disable POSIX threads],[enable_threads=$enableval],[enable_threads=yes])
+if test "$enable_threads" = "yes" -a "$HAVETHREADS" = "0"; then
+ OLIBS=$LIBS
+ OCC=$CC
+ AC_CHECK_LIB(pthread,main)
+ AC_MSG_CHECKING(for working POSIX Threads)
+ AC_TRY_LINK([#include <pthread.h>
+ void *func(void *p) { return 0; }
+ ],[
+ pthread_t pthread_id;
+ pthread_create (&pthread_id, 0, func, 0);],
+ thread_ok=yes,thread_ok=no)
+ if test "$thread_ok" = "yes"; then
+ AC_MSG_RESULT(yes)
+ LIBTHREAD="-lpthread"
+ CFLAGSTHREADS="-DYAZ_POSIX_THREADS=1 -D_REENTRANT"
+ HAVETHREADS=1
+ else
+ CC="$CC -pthread"
+ AC_TRY_LINK([#include <pthread.h>
+ void *func(void *p) { return 0; }
+ ],[
+ pthread_t pthread_id;
+ pthread_create (&pthread_id, 0, func, 0);],
+ thread_ok=yes,thread_ok=no)
+ if test "$thread_ok" = "yes"; then
+ AC_MSG_RESULT([yes,BSD])
+ CFLAGSTHREADS="-pthread -DYAZ_POSIX_THREADS=1 -D_REENTRANT"
+ LIBTHREAD="-pthread"
+ HAVETHREADS=1
+ fi
+ fi
+ if test "$thread_ok" = "no"; then
+ AC_MSG_RESULT(no)
+ fi
+ CC=$OCC
+ LIBS=$OLIBS