Changeset 502

Timestamp:

05/25/09 07:23:01 (3 years ago)

Author:

eagle

Message:

improved autoconf for better pthread configuration (acx_pthread.m4)

Location:

trunk

Files:

• ChangeLog (modified) (1 diff)
• Makefile.am (modified) (1 diff)
• Makefile.in (modified) (7 diffs)
• aclocal.m4 (modified) (1 diff)
• acx_pthread.m4 (added)
• config.h.in (modified) (3 diffs)
• configure (modified) (15 diffs)
• configure.ac (modified) (2 diffs)
• man/Makefile.in (modified) (5 diffs)
• src/Makefile.in (modified) (6 diffs)
• src/cygwin/Makefile.in (modified) (5 diffs)
• src/ocat.c (modified) (1 diff)

trunk/ChangeLog

@@ -1 +1 @@
 * version 0.1.12
+ - improved autoconf for better pthread configuration (acx_pthread.m4)
  - socks connector completely rewritten. Works now
    without dynamic thread pool. This is more memory efficient.

trunk/Makefile.am

@@ -2 +2 @@
 DIST_SUBDIRS = src/cygwin src man
 dist_doc_DATA = README
+ACLOCAL_AMFLAGS = -I .
+EXTRA_DIST = acx_pthread.m4
 

trunk/Makefile.in

@@ -31 +31 @@
 PRE_UNINSTALL = :
 POST_UNINSTALL = :
+build_triplet = @build@
+host_triplet = @host@
 subdir = .
 DIST_COMMON = README $(am__configure_deps) $(dist_doc_DATA) \
@@ -38 +40 @@
         install-sh missing
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
-am__aclocal_m4_deps = $(top_srcdir)/configure.ac
+am__aclocal_m4_deps = $(top_srcdir)/acx_pthread.m4 \
+        $(top_srcdir)/configure.ac
 am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
         $(ACLOCAL_M4)
@@ -115 +118 @@
 PACKAGE_VERSION = @PACKAGE_VERSION@
 PATH_SEPARATOR = @PATH_SEPARATOR@
+PTHREAD_CC = @PTHREAD_CC@
+PTHREAD_CFLAGS = @PTHREAD_CFLAGS@
+PTHREAD_LIBS = @PTHREAD_LIBS@
 SET_MAKE = @SET_MAKE@
 SHELL = @SHELL@
@@ -124 +130 @@
 abs_top_srcdir = @abs_top_srcdir@
 ac_ct_CC = @ac_ct_CC@
+acx_pthread_config = @acx_pthread_config@
 am__include = @am__include@
 am__leading_dot = @am__leading_dot@
@@ -130 +137 @@
 am__untar = @am__untar@
 bindir = @bindir@
+build = @build@
 build_alias = @build_alias@
+build_cpu = @build_cpu@
+build_os = @build_os@
+build_vendor = @build_vendor@
 builddir = @builddir@
 datadir = @datadir@
@@ -137 +148 @@
 dvidir = @dvidir@
 exec_prefix = @exec_prefix@
+host = @host@
 host_alias = @host_alias@
+host_cpu = @host_cpu@
+host_os = @host_os@
+host_vendor = @host_vendor@
 htmldir = @htmldir@
 includedir = @includedir@
@@ -164 +179 @@
 DIST_SUBDIRS = src/cygwin src man
 dist_doc_DATA = README
+ACLOCAL_AMFLAGS = -I .
+EXTRA_DIST = acx_pthread.m4
 all: config.h
         $(MAKE) $(AM_MAKEFLAGS) all-recursive

trunk/aclocal.m4

@@ -876 +876 @@
 ]) # _AM_PROG_TAR
 
+m4_include([acx_pthread.m4])

trunk/config.h.in

@@ -18 +18 @@
 /* Define to 1 if you have the `ether_ntoa_r' function. */
 #undef HAVE_ETHER_NTOA_R
-
-/* Define to 1 if you have the `pthread' library (-lpthread). */
-#undef HAVE_LIBPTHREAD
 
 /* Define to 1 if you have the <linux/if_tun.h> header file. */
@@ -60 +57 @@
 /* Define to 1 if you have the <net/if_tun.h> header file. */
 #undef HAVE_NET_IF_TUN_H
+
+/* Define if you have POSIX threads libraries and header files. */
+#undef HAVE_PTHREAD
 
 /* Do we have sockaddr_in.sin_len? */
@@ -115 +115 @@
 #undef PACKET_QUEUE
 
+/* Define to necessary symbol if this constant uses a non-standard name on
+   your system. */
+#undef PTHREAD_CREATE_JOINABLE
+
 /* SVN Revision */
 #undef SVN_REVISION

trunk/configure

@@ -1 +1 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.63 for onioncat 0.1.12.r499.
+# Generated by GNU Autoconf 2.63 for onioncat 0.1.12.r501.
 #
 # Report bugs to <rahra@cypherpunk.at>.
@@ -597 +597 @@
 PACKAGE_NAME='onioncat'
 PACKAGE_TARNAME='onioncat'
-PACKAGE_VERSION='0.1.12.r499'
-PACKAGE_STRING='onioncat 0.1.12.r499'
+PACKAGE_VERSION='0.1.12.r501'
+PACKAGE_STRING='onioncat 0.1.12.r501'
 PACKAGE_BUGREPORT='rahra@cypherpunk.at'
 
 ac_subst_vars='LTLIBOBJS
 LIBOBJS
+PTHREAD_CFLAGS
+PTHREAD_LIBS
+PTHREAD_CC
+acx_pthread_config
+host_os
+host_vendor
+host_cpu
+host
+build_os
+build_vendor
+build_cpu
+build
 am__fastdepCC_FALSE
 am__fastdepCC_TRUE
@@ -1250 +1262 @@
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures onioncat 0.1.12.r499 to adapt to many kinds of systems.
+\`configure' configures onioncat 0.1.12.r501 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
@@ -1311 +1323 @@
   --program-suffix=SUFFIX            append SUFFIX to installed program names
   --program-transform-name=PROGRAM   run sed PROGRAM on installed program names
+
+System types:
+  --build=BUILD     configure for building on BUILD [guessed]
+  --host=HOST       cross-compile to build programs to run on HOST [BUILD]
 _ACEOF
 fi
@@ -1316 +1332 @@
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of onioncat 0.1.12.r499:";;
+     short | recursive ) echo "Configuration of onioncat 0.1.12.r501:";;
    esac
   cat <<\_ACEOF
@@ -1408 +1424 @@
 if $ac_init_version; then
   cat <<\_ACEOF
-onioncat configure 0.1.12.r499
+onioncat configure 0.1.12.r501
 generated by GNU Autoconf 2.63
 
@@ -1422 +1438 @@
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by onioncat $as_me 0.1.12.r499, which was
+It was created by onioncat $as_me 0.1.12.r501, which was
 generated by GNU Autoconf 2.63.  Invocation command line was
 
@@ -2138 +2154 @@
 # Define the identity of the package.
  PACKAGE='onioncat'
- VERSION='0.1.12.r499'
+ VERSION='0.1.12.r501'
 
 
@@ -2285 +2301 @@
 
 cat >>confdefs.h <<\_ACEOF
-#define SVN_REVISION "499"
-_ACEOF
-
-
-CFLAGS="-Wall -pthread -O2"
+#define SVN_REVISION "501"
+_ACEOF
+
+
+CFLAGS="-Wall -O2"
 
 
@@ -3452 +3468 @@
 
 #AC_PROG_INSTALL
-
-# Checks for libraries.
-
-
-{ $as_echo "$as_me:$LINENO: checking for pthread_create in -lpthread" >&5
-$as_echo_n "checking for pthread_create in -lpthread... " >&6; }
-if test "${ac_cv_lib_pthread_pthread_create+set}" = set; then
+# Make sure we can run config.sub.
+$SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 ||
+  { { $as_echo "$as_me:$LINENO: error: cannot run $SHELL $ac_aux_dir/config.sub" >&5
+$as_echo "$as_me: error: cannot run $SHELL $ac_aux_dir/config.sub" >&2;}
+   { (exit 1); exit 1; }; }
+
+{ $as_echo "$as_me:$LINENO: checking build system type" >&5
+$as_echo_n "checking build system type... " >&6; }
+if test "${ac_cv_build+set}" = set; then
   $as_echo_n "(cached) " >&6
 else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-lpthread  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
+  ac_build_alias=$build_alias
+test "x$ac_build_alias" = x &&
+  ac_build_alias=`$SHELL "$ac_aux_dir/config.guess"`
+test "x$ac_build_alias" = x &&
+  { { $as_echo "$as_me:$LINENO: error: cannot guess build type; you must specify one" >&5
+$as_echo "$as_me: error: cannot guess build type; you must specify one" >&2;}
+   { (exit 1); exit 1; }; }
+ac_cv_build=`$SHELL "$ac_aux_dir/config.sub" $ac_build_alias` ||
+  { { $as_echo "$as_me:$LINENO: error: $SHELL $ac_aux_dir/config.sub $ac_build_alias failed" >&5
+$as_echo "$as_me: error: $SHELL $ac_aux_dir/config.sub $ac_build_alias failed" >&2;}
+   { (exit 1); exit 1; }; }
+
+fi
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_build" >&5
+$as_echo "$ac_cv_build" >&6; }
+case $ac_cv_build in
+*-*-*) ;;
+*) { { $as_echo "$as_me:$LINENO: error: invalid value of canonical build" >&5
+$as_echo "$as_me: error: invalid value of canonical build" >&2;}
+   { (exit 1); exit 1; }; };;
+esac
+build=$ac_cv_build
+ac_save_IFS=$IFS; IFS='-'
+set x $ac_cv_build
+shift
+build_cpu=$1
+build_vendor=$2
+shift; shift
+# Remember, the first character of IFS is used to create $*,
+# except with old shells:
+build_os=$*
+IFS=$ac_save_IFS
+case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac
+
+
+{ $as_echo "$as_me:$LINENO: checking host system type" >&5
+$as_echo_n "checking host system type... " >&6; }
+if test "${ac_cv_host+set}" = set; then
+  $as_echo_n "(cached) " >&6
+else
+  if test "x$host_alias" = x; then
+  ac_cv_host=$ac_cv_build
+else
+  ac_cv_host=`$SHELL "$ac_aux_dir/config.sub" $host_alias` ||
+    { { $as_echo "$as_me:$LINENO: error: $SHELL $ac_aux_dir/config.sub $host_alias failed" >&5
+$as_echo "$as_me: error: $SHELL $ac_aux_dir/config.sub $host_alias failed" >&2;}
+   { (exit 1); exit 1; }; }
+fi
+
+fi
+{ $as_echo "$as_me:$LINENO: result: $ac_cv_host" >&5
+$as_echo "$ac_cv_host" >&6; }
+case $ac_cv_host in
+*-*-*) ;;
+*) { { $as_echo "$as_me:$LINENO: error: invalid value of canonical host" >&5
+$as_echo "$as_me: error: invalid value of canonical host" >&2;}
+   { (exit 1); exit 1; }; };;
+esac
+host=$ac_cv_host
+ac_save_IFS=$IFS; IFS='-'
+set x $ac_cv_host
+shift
+host_cpu=$1
+host_vendor=$2
+shift; shift
+# Remember, the first character of IFS is used to create $*,
+# except with old shells:
+host_os=$*
+IFS=$ac_save_IFS
+case $host_os in *\ *) host_os=`echo "$host_os" | sed 's/ /-/g'`;; esac
+
+
+
+
+
+
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+acx_pthread_ok=no
+
+# We used to check for pthread.h first, but this fails if pthread.h
+# requires special compiler flags (e.g. on True64 or Sequent).
+# It gets checked for in the link test anyway.
+
+# First of all, check if the user has set any of the PTHREAD_LIBS,
+# etcetera environment variables, and if threads linking works using
+# them:
+if test x"$PTHREAD_LIBS$PTHREAD_CFLAGS" != x; then
+        save_CFLAGS="$CFLAGS"
+        CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
+        save_LIBS="$LIBS"
+        LIBS="$PTHREAD_LIBS $LIBS"
+        { $as_echo "$as_me:$LINENO: checking for pthread_join in LIBS=$PTHREAD_LIBS with CFLAGS=$PTHREAD_CFLAGS" >&5
+$as_echo_n "checking for pthread_join in LIBS=$PTHREAD_LIBS with CFLAGS=$PTHREAD_CFLAGS... " >&6; }
+        cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
@@ -3476 +3590 @@
 extern "C"
 #endif
-char pthread_create ();
+char pthread_join ();
 int
 main ()
 {
-return pthread_create ();
+return pthread_join ();
   ;
   return 0;
@@ -3506 +3620 @@
          $as_test_x conftest$ac_exeext
        }; then
-  ac_cv_lib_pthread_pthread_create=yes
+  acx_pthread_ok=yes
 else
   $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-        ac_cv_lib_pthread_pthread_create=no
+
 fi
 
@@ -3517 +3631 @@
 rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
       conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-{ $as_echo "$as_me:$LINENO: result: $ac_cv_lib_pthread_pthread_create" >&5
-$as_echo "$ac_cv_lib_pthread_pthread_create" >&6; }
-if test "x$ac_cv_lib_pthread_pthread_create" = x""yes; then
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_LIBPTHREAD 1
-_ACEOF
-
-  LIBS="-lpthread $LIBS"
-
-fi
-
+        { $as_echo "$as_me:$LINENO: result: $acx_pthread_ok" >&5
+$as_echo "$acx_pthread_ok" >&6; }
+        if test x"$acx_pthread_ok" = xno; then
+                PTHREAD_LIBS=""
+                PTHREAD_CFLAGS=""
+        fi
+        LIBS="$save_LIBS"
+        CFLAGS="$save_CFLAGS"
+fi
+
+# We must check for the threads library under a number of different
+# names; the ordering is very important because some systems
+# (e.g. DEC) have both -lpthread and -lpthreads, where one of the
+# libraries is broken (non-POSIX).
+
+# Create a list of thread flags to try.  Items starting with a "-" are
+# C compiler flags, and other items are library names, except for "none"
+# which indicates that we try without any flags at all, and "pthread-config"
+# which is a program returning the flags for the Pth emulation library.
+
+acx_pthread_flags="pthreads none -Kthread -kthread lthread -pthread -pthreads -mthreads pthread --thread-safe -mt pthread-config"
+
+# The ordering *is* (sometimes) important.  Some notes on the
+# individual items follow:
+
+# pthreads: AIX (must check this before -lpthread)
+# none: in case threads are in libc; should be tried before -Kthread and
+#       other compiler flags to prevent continual compiler warnings
+# -Kthread: Sequent (threads in libc, but -Kthread needed for pthread.h)
+# -kthread: FreeBSD kernel threads (preferred to -pthread since SMP-able)
+# lthread: LinuxThreads port on FreeBSD (also preferred to -pthread)
+# -pthread: Linux/gcc (kernel threads), BSD/gcc (userland threads)
+# -pthreads: Solaris/gcc
+# -mthreads: Mingw32/gcc, Lynx/gcc
+# -mt: Sun Workshop C (may only link SunOS threads [-lthread], but it
+#      doesn't hurt to check since this sometimes defines pthreads too;
+#      also defines -D_REENTRANT)
+#      ... -mt is also the pthreads flag for HP/aCC
+# pthread: Linux, etcetera
+# --thread-safe: KAI C++
+# pthread-config: use pthread-config program (for GNU Pth library)
+
+case "${host_cpu}-${host_os}" in
+        *solaris*)
+
+        # On Solaris (at least, for some versions), libc contains stubbed
+        # (non-functional) versions of the pthreads routines, so link-based
+        # tests will erroneously succeed.  (We need to link with -pthreads/-mt/
+        # -lpthread.)  (The stubs are missing pthread_cleanup_push, or rather
+        # a function called by this macro, so we could check for that, but
+        # who knows whether they'll stub that too in a future libc.)  So,
+        # we'll just look for -pthreads and -lpthread first:
+
+        acx_pthread_flags="-pthreads pthread -mt -pthread $acx_pthread_flags"
+        ;;
+esac
+
+if test x"$acx_pthread_ok" = xno; then
+for flag in $acx_pthread_flags; do
+
+        case $flag in
+                none)
+                { $as_echo "$as_me:$LINENO: checking whether pthreads work without any flags" >&5
+$as_echo_n "checking whether pthreads work without any flags... " >&6; }
+                ;;
+
+                -*)
+                { $as_echo "$as_me:$LINENO: checking whether pthreads work with $flag" >&5
+$as_echo_n "checking whether pthreads work with $flag... " >&6; }
+                PTHREAD_CFLAGS="$flag"
+                ;;
+
+                pthread-config)
+                # Extract the first word of "pthread-config", so it can be a program name with args.
+set dummy pthread-config; ac_word=$2
+{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_prog_acx_pthread_config+set}" = set; then
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$acx_pthread_config"; then
+  ac_cv_prog_acx_pthread_config="$acx_pthread_config" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_acx_pthread_config="yes"
+    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+done
+IFS=$as_save_IFS
+
+  test -z "$ac_cv_prog_acx_pthread_config" && ac_cv_prog_acx_pthread_config="no"
+fi
+fi
+acx_pthread_config=$ac_cv_prog_acx_pthread_config
+if test -n "$acx_pthread_config"; then
+  { $as_echo "$as_me:$LINENO: result: $acx_pthread_config" >&5
+$as_echo "$acx_pthread_config" >&6; }
+else
+  { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+                if test x"$acx_pthread_config" = xno; then continue; fi
+                PTHREAD_CFLAGS="`pthread-config --cflags`"
+                PTHREAD_LIBS="`pthread-config --ldflags` `pthread-config --libs`"
+                ;;
+
+                *)
+                { $as_echo "$as_me:$LINENO: checking for the pthreads library -l$flag" >&5
+$as_echo_n "checking for the pthreads library -l$flag... " >&6; }
+                PTHREAD_LIBS="-l$flag"
+                ;;
+        esac
+
+        save_LIBS="$LIBS"
+        save_CFLAGS="$CFLAGS"
+        LIBS="$PTHREAD_LIBS $LIBS"
+        CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
+
+        # Check for various functions.  We must include pthread.h,
+        # since some functions may be macros.  (On the Sequent, we
+        # need a special flag -Kthread to make this header compile.)
+        # We check for pthread_join because it is in -lpthread on IRIX
+        # while pthread_create is in libc.  We check for pthread_attr_init
+        # due to DEC craziness with -lpthreads.  We check for
+        # pthread_cleanup_push because it is one of the few pthread
+        # functions on Solaris that doesn't have a non-functional libc stub.
+        # We try pthread_create on general principles.
+        cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <pthread.h>
+int
+main ()
+{
+pthread_t th; pthread_join(th, 0);
+                     pthread_attr_init(0); pthread_cleanup_push(0, 0);
+                     pthread_create(0,0,0,0); pthread_cleanup_pop(0);
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+  (eval "$ac_link") 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } && {
+         test -z "$ac_c_werror_flag" ||
+         test ! -s conftest.err
+       } && test -s conftest$ac_exeext && {
+         test "$cross_compiling" = yes ||
+         $as_test_x conftest$ac_exeext
+       }; then
+  acx_pthread_ok=yes
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+
+fi
+
+rm -rf conftest.dSYM
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+      conftest$ac_exeext conftest.$ac_ext
+
+        LIBS="$save_LIBS"
+        CFLAGS="$save_CFLAGS"
+
+        { $as_echo "$as_me:$LINENO: result: $acx_pthread_ok" >&5
+$as_echo "$acx_pthread_ok" >&6; }
+        if test "x$acx_pthread_ok" = xyes; then
+                break;
+        fi
+
+        PTHREAD_LIBS=""
+        PTHREAD_CFLAGS=""
+done
+fi
+
+# Various other checks:
+if test "x$acx_pthread_ok" = xyes; then
+        save_LIBS="$LIBS"
+        LIBS="$PTHREAD_LIBS $LIBS"
+        save_CFLAGS="$CFLAGS"
+        CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
+
+        # Detect AIX lossage: JOINABLE attribute is called UNDETACHED.
+        { $as_echo "$as_me:$LINENO: checking for joinable pthread attribute" >&5
+$as_echo_n "checking for joinable pthread attribute... " >&6; }
+        attr_name=unknown
+        for attr in PTHREAD_CREATE_JOINABLE PTHREAD_CREATE_UNDETACHED; do
+            cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <pthread.h>
+int
+main ()
+{
+int attr=$attr; return attr;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
+$as_echo "$ac_try_echo") >&5
+  (eval "$ac_link") 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  $as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } && {
+         test -z "$ac_c_werror_flag" ||
+         test ! -s conftest.err
+       } && test -s conftest$ac_exeext && {
+         test "$cross_compiling" = yes ||
+         $as_test_x conftest$ac_exeext
+       }; then
+  attr_name=$attr; break
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+
+fi
+
+rm -rf conftest.dSYM
+rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
+      conftest$ac_exeext conftest.$ac_ext
+        done
+        { $as_echo "$as_me:$LINENO: result: $attr_name" >&5
+$as_echo "$attr_name" >&6; }
+        if test "$attr_name" != PTHREAD_CREATE_JOINABLE; then
+
+cat >>confdefs.h <<_ACEOF
+#define PTHREAD_CREATE_JOINABLE $attr_name
+_ACEOF
+
+        fi
+
+        { $as_echo "$as_me:$LINENO: checking if more special flags are required for pthreads" >&5
+$as_echo_n "checking if more special flags are required for pthreads... " >&6; }
+        flag=no
+        case "${host_cpu}-${host_os}" in
+            *-aix* | *-freebsd* | *-darwin*) flag="-D_THREAD_SAFE";;
+            *solaris* | *-osf* | *-hpux*) flag="-D_REENTRANT";;
+        esac
+        { $as_echo "$as_me:$LINENO: result: ${flag}" >&5
+$as_echo "${flag}" >&6; }
+        if test "x$flag" != xno; then
+            PTHREAD_CFLAGS="$flag $PTHREAD_CFLAGS"
+        fi
+
+        LIBS="$save_LIBS"
+        CFLAGS="$save_CFLAGS"
+
+        # More AIX lossage: must compile with xlc_r or cc_r
+        if test x"$GCC" != xyes; then
+          for ac_prog in xlc_r cc_r
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+{ $as_echo "$as_me:$LINENO: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if test "${ac_cv_prog_PTHREAD_CC+set}" = set; then
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$PTHREAD_CC"; then
+  ac_cv_prog_PTHREAD_CC="$PTHREAD_CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+    ac_cv_prog_PTHREAD_CC="$ac_prog"
+    $as_echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+done
+IFS=$as_save_IFS
+
+fi
+fi
+PTHREAD_CC=$ac_cv_prog_PTHREAD_CC
+if test -n "$PTHREAD_CC"; then
+  { $as_echo "$as_me:$LINENO: result: $PTHREAD_CC" >&5
+$as_echo "$PTHREAD_CC" >&6; }
+else
+  { $as_echo "$as_me:$LINENO: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+  test -n "$PTHREAD_CC" && break
+done
+test -n "$PTHREAD_CC" || PTHREAD_CC="${CC}"
+
+        else
+          PTHREAD_CC=$CC
+        fi
+else
+        PTHREAD_CC="$CC"
+fi
+
+
+
+
+
+# Finally, execute ACTION-IF-FOUND/ACTION-IF-NOT-FOUND:
+if test x"$acx_pthread_ok" = xyes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_PTHREAD 1
+_ACEOF
+
+        :
+else
+        acx_pthread_ok=no
+
+fi
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+
+# Checks for libraries.
+#AC_CHECK_LIB([pthread], [pthread_create])
 #AC_CHECK_LIB([rt], [clock_gettime])
 #AC_CHECK_LIB([readline], [main])
+
+LIBS="$PTHREAD_LIBS $LIBS"
+CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
+CC="$PTHREAD_CC"
 
 # Checks for header files.
@@ -4804 +5274 @@
 # values after options handling.
 ac_log="
-This file was extended by onioncat $as_me 0.1.12.r499, which was
+This file was extended by onioncat $as_me 0.1.12.r501, which was
 generated by GNU Autoconf 2.63.  Invocation command line was
 
@@ -4867 +5337 @@
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_version="\\
-onioncat config.status 0.1.12.r499
+onioncat config.status 0.1.12.r501
 configured by $0, generated by GNU Autoconf 2.63,
   with options \\"`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`\\"

trunk/configure.ac

@@ -8 +8 @@
 AC_DEFINE(SVN_REVISION, "svnversion", [SVN Revision])
 
-AC_SUBST([CFLAGS], [["-Wall -pthread -O2"]])
+AC_SUBST([CFLAGS], [["-Wall -O2"]])
 
 AC_ARG_ENABLE([debug], AC_HELP_STRING([--enable-debug], [enable debugging]), AC_DEFINE([DEBUG], [], [enable debugging]))
@@ -20 +20 @@
 AC_PROG_CC
 #AC_PROG_INSTALL
+ACX_PTHREAD
 
 # Checks for libraries.
-AC_CHECK_LIB([pthread], [pthread_create])
+#AC_CHECK_LIB([pthread], [pthread_create])
 #AC_CHECK_LIB([rt], [clock_gettime])
 #AC_CHECK_LIB([readline], [main])
+
+LIBS="$PTHREAD_LIBS $LIBS"
+CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
+CC="$PTHREAD_CC"
 
 # Checks for header files.

trunk/man/Makefile.in

@@ -30 +30 @@
 PRE_UNINSTALL = :
 POST_UNINSTALL = :
+build_triplet = @build@
+host_triplet = @host@
 subdir = man
 DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
-am__aclocal_m4_deps = $(top_srcdir)/configure.ac
+am__aclocal_m4_deps = $(top_srcdir)/acx_pthread.m4 \
+        $(top_srcdir)/configure.ac
 am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
         $(ACLOCAL_M4)
@@ -82 +85 @@
 PACKAGE_VERSION = @PACKAGE_VERSION@
 PATH_SEPARATOR = @PATH_SEPARATOR@
+PTHREAD_CC = @PTHREAD_CC@
+PTHREAD_CFLAGS = @PTHREAD_CFLAGS@
+PTHREAD_LIBS = @PTHREAD_LIBS@
 SET_MAKE = @SET_MAKE@
 SHELL = @SHELL@
@@ -91 +97 @@
 abs_top_srcdir = @abs_top_srcdir@
 ac_ct_CC = @ac_ct_CC@
+acx_pthread_config = @acx_pthread_config@
 am__include = @am__include@
 am__leading_dot = @am__leading_dot@
@@ -97 +104 @@
 am__untar = @am__untar@
 bindir = @bindir@
+build = @build@
 build_alias = @build_alias@
+build_cpu = @build_cpu@
+build_os = @build_os@
+build_vendor = @build_vendor@
 builddir = @builddir@
 datadir = @datadir@
@@ -104 +115 @@
 dvidir = @dvidir@
 exec_prefix = @exec_prefix@
+host = @host@
 host_alias = @host_alias@
+host_cpu = @host_cpu@
+host_os = @host_os@
+host_vendor = @host_vendor@
 htmldir = @htmldir@
 includedir = @includedir@

trunk/src/Makefile.in

@@ -32 +32 @@
 PRE_UNINSTALL = :
 POST_UNINSTALL = :
+build_triplet = @build@
+host_triplet = @host@
 bin_PROGRAMS = ocat$(EXEEXT)
 subdir = src
@@ -37 +39 @@
         $(srcdir)/Makefile.in
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
-am__aclocal_m4_deps = $(top_srcdir)/configure.ac
+am__aclocal_m4_deps = $(top_srcdir)/acx_pthread.m4 \
+        $(top_srcdir)/configure.ac
 am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
         $(ACLOCAL_M4)
@@ -110 +113 @@
 PACKAGE_VERSION = @PACKAGE_VERSION@
 PATH_SEPARATOR = @PATH_SEPARATOR@
+PTHREAD_CC = @PTHREAD_CC@
+PTHREAD_CFLAGS = @PTHREAD_CFLAGS@
+PTHREAD_LIBS = @PTHREAD_LIBS@
 SET_MAKE = @SET_MAKE@
 SHELL = @SHELL@
@@ -119 +125 @@
 abs_top_srcdir = @abs_top_srcdir@
 ac_ct_CC = @ac_ct_CC@
+acx_pthread_config = @acx_pthread_config@
 am__include = @am__include@
 am__leading_dot = @am__leading_dot@
@@ -125 +132 @@
 am__untar = @am__untar@
 bindir = @bindir@
+build = @build@
 build_alias = @build_alias@
+build_cpu = @build_cpu@
+build_os = @build_os@
+build_vendor = @build_vendor@
 builddir = @builddir@
 datadir = @datadir@
@@ -132 +143 @@
 dvidir = @dvidir@
 exec_prefix = @exec_prefix@
+host = @host@
 host_alias = @host_alias@
+host_cpu = @host_cpu@
+host_os = @host_os@
+host_vendor = @host_vendor@
 htmldir = @htmldir@
 includedir = @includedir@

trunk/src/cygwin/Makefile.in

@@ -31 +31 @@
 PRE_UNINSTALL = :
 POST_UNINSTALL = :
+build_triplet = @build@
+host_triplet = @host@
 subdir = src/cygwin
 DIST_COMMON = $(include_HEADERS) $(srcdir)/Makefile.am \
         $(srcdir)/Makefile.in
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
-am__aclocal_m4_deps = $(top_srcdir)/configure.ac
+am__aclocal_m4_deps = $(top_srcdir)/acx_pthread.m4 \
+        $(top_srcdir)/configure.ac
 am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
         $(ACLOCAL_M4)
@@ -91 +94 @@
 PACKAGE_VERSION = @PACKAGE_VERSION@
 PATH_SEPARATOR = @PATH_SEPARATOR@
+PTHREAD_CC = @PTHREAD_CC@
+PTHREAD_CFLAGS = @PTHREAD_CFLAGS@
+PTHREAD_LIBS = @PTHREAD_LIBS@
 SET_MAKE = @SET_MAKE@
 SHELL = @SHELL@
@@ -100 +106 @@
 abs_top_srcdir = @abs_top_srcdir@
 ac_ct_CC = @ac_ct_CC@
+acx_pthread_config = @acx_pthread_config@
 am__include = @am__include@
 am__leading_dot = @am__leading_dot@
@@ -106 +113 @@
 am__untar = @am__untar@
 bindir = @bindir@
+build = @build@
 build_alias = @build_alias@
+build_cpu = @build_cpu@
+build_os = @build_os@
+build_vendor = @build_vendor@
 builddir = @builddir@
 datadir = @datadir@
@@ -113 +124 @@
 dvidir = @dvidir@
 exec_prefix = @exec_prefix@
+host = @host@
 host_alias = @host_alias@
+host_cpu = @host_cpu@
+host_os = @host_os@
+host_vendor = @host_vendor@
 htmldir = @htmldir@
 includedir = @includedir@

trunk/src/ocat.c

@@ -387 +387 @@
 
    memcpy(&CNF(ocat_hwaddr[3]), &CNF(ocat_addr.s6_addr[13]), 3);
-   if (CNF(use_tap));
+   if (CNF(use_tap))
       log_msg(LOG_INFO, "MAC address %s", ether_ntoa_r((struct ether_addr*) CNF(ocat_hwaddr), hw));