Detect and use sys/select.h required by POSIX for select

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@40530 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/configure b/configure
index 4d30f6bf9716d8a067e1ef09db954f682aef8d04..f0932740d101056cb7f14eff5c9900002f62b82f 100755 (executable)
--- a/configure
+++ b/configure
@@ -17346,6 +17346,158 @@ case "${host}" in
   ;;
 esac
 
+if test "$USE_UNIX" = 1 ; then
+
+for ac_header in sys/select.h
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo "$as_me:$LINENO: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking $ac_header usability" >&5
+echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
+#include <$ac_header>
+_ACEOF
+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
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+        { ac_try='test -z "$ac_cxx_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_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking $ac_header presence" >&5
+echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <$ac_header>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+  (eval $ac_cpp conftest.$ac_ext) 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 $ac_status); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_cxx_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_cxx_werror_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  ac_header_preproc=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
+fi
+rm -f conftest.err conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc:$ac_cxx_preproc_warn_flag in
+  yes:no: )
+    { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5
+echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}
+    ac_header_preproc=yes
+    ;;
+  no:yes:* )
+    { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5
+echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header:     check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: $ac_header:     check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5
+echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&5
+echo "$as_me: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5
+echo "$as_me: WARNING: $ac_header: in the future, the compiler will take precedence" >&2;}
+    (
+      cat <<\_ASBOX
+## ----------------------------------------- ##
+## Report this to wx-dev@lists.wxwidgets.org ##
+## ----------------------------------------- ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  eval "$as_ac_Header=\$ac_header_preproc"
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
+
+fi
+if test `eval echo '${'$as_ac_Header'}'` = yes; then
+  cat >>confdefs.h <<_ACEOF
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+
+done
+
+fi
+
 
 echo "$as_me:$LINENO: checking for an ANSI C-conforming const" >&5
 echo $ECHO_N "checking for an ANSI C-conforming const... $ECHO_C" >&6
@@ -28530,7 +28682,7 @@ _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-#include <X11/Xlib.h>
+#include <X11/Intrinsic.h>
 _ACEOF
 if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
@@ -28557,7 +28709,7 @@ else
 sed 's/^/| /' conftest.$ac_ext >&5
 
   for ac_dir in $ac_x_header_dirs; do
-  if test -r "$ac_dir/X11/Xlib.h"; then
+  if test -r "$ac_dir/X11/Intrinsic.h"; then
     ac_x_includes=$ac_dir
     break
   fi
@@ -28571,18 +28723,18 @@ if test "$ac_x_libraries" = no; then
   # See if we find them without any special options.
   # Don't add to $LIBS permanently.
   ac_save_LIBS=$LIBS
-  LIBS="-lX11 $LIBS"
+  LIBS="-lXt $LIBS"
   cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-#include <X11/Xlib.h>
+#include <X11/Intrinsic.h>
 int
 main ()
 {
-XrmInitialize ()
+XtMalloc (0)
   ;
   return 0;
 }
@@ -28620,7 +28772,7 @@ for ac_dir in `echo "$ac_x_includes $ac_x_header_dirs" | sed s/include/lib/g`
 do
   # Don't even attempt the hair of trying to link an X program!
   for ac_extension in a so sl; do
-    if test -r $ac_dir/libX11.$ac_extension; then
+    if test -r $ac_dir/libXt.$ac_extension; then
       ac_x_libraries=$ac_dir
       break 2
     fi

diff --git a/configure.in b/configure.in
index 5039a1867e76a3a27966fce5127d80a6fe1531a2..4368d689c68010f5d130e0e5e16a62894ca57ea4 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1801,6 +1801,11 @@ case "${host}" in
   ;;
 esac
 
+dnl POSIX needs this for select(), but old systems don't have it
+if test "$USE_UNIX" = 1 ; then
+    AC_CHECK_HEADERS([sys/select.h])
+fi
+
 dnl ---------------------------------------------------------------------------
 dnl Checks for compiler characteristics
 dnl ---------------------------------------------------------------------------

diff --git a/setup.h.in b/setup.h.in
index 306348bfd370636b4a59aa5af07b9064785a19cd..b4d0aadddd0c8d87ac2ce7c0f14d9c271788f09b 100644 (file)
--- a/setup.h.in
+++ b/setup.h.in
@@ -1081,6 +1081,9 @@
 /* Define if you have Pango xft support */
 #undef HAVE_PANGO_XFT
 
+/* Define if you have the <sys/select.h> header file.  */
+#undef HAVE_SYS_SELECT_H
+
 /* -------------------------------------------------------------------------
    Win32 adjustments section
    ------------------------------------------------------------------------- */

diff --git a/setup.h_vms b/setup.h_vms
index 1545d17432c0fb2f3e4dc6ee61ce8b2f1c498504..382eebec3febf354aa70c5e3b59fd1364ecf9ec3 100644 (file)
--- a/setup.h_vms
+++ b/setup.h_vms
@@ -1155,6 +1155,9 @@ typedef pid_t GPid;
 /* Define if you have Pango xft support */
 #undef HAVE_PANGO_XFT
 
+/* Define if you have the <sys/select.h> header file.  */
+#undef HAVE_SYS_SELECT_H
+
 /* ---------------------------------------------------------------------
    Win32 adjustments section
    ---------------------------------------------------------------------

diff --git a/src/gtk/app.cpp b/src/gtk/app.cpp
index c9f6bbc8277df4e7858ebdac3b9c49b9d1bf1acf..52d8556a65ddf58e44c340306c06190dd780dc0a 100644 (file)
--- a/src/gtk/app.cpp
+++ b/src/gtk/app.cpp
@@ -70,6 +70,9 @@
     #include <sys/types.h>
     #include <sys/time.h>
     #include <unistd.h>
+    #ifdef HAVE_SYS_SELECT_H
+        #include <sys/select.h>
+    #endif
 #endif // HAVE_POLL/!HAVE_POLL
 
 #include "wx/unix/private.h"

diff --git a/src/gtk1/app.cpp b/src/gtk1/app.cpp
index 65f7a464413dc7ab4d857aa4116f6554163fc16e..24d091a8978c8f8748411578e140b1be1561c6a4 100644 (file)
--- a/src/gtk1/app.cpp
+++ b/src/gtk1/app.cpp
@@ -74,6 +74,9 @@
     #include <sys/types.h>
     #include <sys/time.h>
     #include <unistd.h>
+    #ifdef HAVE_SYS_SELECT_H
+        #include <sys/select.h>
+    #endif
 #endif // HAVE_POLL/!HAVE_POLL
 
 #include "wx/unix/private.h"

diff --git a/src/motif/evtloop.cpp b/src/motif/evtloop.cpp
index 4271f4577c0cd07b25b8692f2a24a233cc206da0..03049f43dac67e42757928a60e278aa81a3d23ac 100644 (file)
--- a/src/motif/evtloop.cpp
+++ b/src/motif/evtloop.cpp
@@ -45,6 +45,10 @@
 #include "wx/unix/private.h"
 #include "wx/motif/private.h"
 
+#ifdef HAVE_SYS_SELECT_H
+#   include <sys/select.h>
+#endif
+
 static bool CheckForKeyUp(XEvent* event);
 static bool CheckForKeyDown(XEvent* event);
 static bool CheckForAccelerator(XEvent* event);

diff --git a/src/unix/gsocket.cpp b/src/unix/gsocket.cpp
index 0b255fb1829d9807aaa625de2159f16dfca2abc0..bf29390d94eda805ca845d63e90d887b405cf679 100644 (file)
--- a/src/unix/gsocket.cpp
+++ b/src/unix/gsocket.cpp
@@ -39,6 +39,10 @@
 #include <netdb.h>
 #include <sys/ioctl.h>
 
+#ifdef HAVE_SYS_SELECT_H
+#   include <sys/select.h>
+#endif
+
 #ifdef __VMS__
 #include <socket.h>
 struct sockaddr_un

diff --git a/src/unix/joystick.cpp b/src/unix/joystick.cpp
index 49a4cad688e7349d9cfaf6381fba283e21859f08..64afa78cb989e8286f7a8fec2b91cb99e1e378e9 100644 (file)
--- a/src/unix/joystick.cpp
+++ b/src/unix/joystick.cpp
@@ -29,6 +29,10 @@
 #include <fcntl.h>
 #include <unistd.h>
 
+#ifdef HAVE_SYS_SELECT_H
+#   include <sys/select.h>
+#endif
+
 #include "wx/unix/private.h"
 
 enum {

diff --git a/src/unix/utilsunx.cpp b/src/unix/utilsunx.cpp
index 29c1320025ded2b64713b7bc98182f9791ab01c3..41f5184b3a7ce094ac684acb8c08b868561347fd 100644 (file)
--- a/src/unix/utilsunx.cpp
+++ b/src/unix/utilsunx.cpp
@@ -39,6 +39,10 @@
 
 #include <pwd.h>
 
+#ifdef HAVE_SYS_SELECT_H
+#   include <sys/select.h>
+#endif
+
 #define HAS_PIPE_INPUT_STREAM (wxUSE_STREAMS && wxUSE_FILE)
 
 #if HAS_PIPE_INPUT_STREAM

diff --git a/src/x11/evtloop.cpp b/src/x11/evtloop.cpp
index fa380fcc0d4ff77c3312b790a73c3874553bb05a..0295cd1559bcdc6ab1cff8e209d43dcb90db59d5 100644 (file)
--- a/src/x11/evtloop.cpp
+++ b/src/x11/evtloop.cpp
@@ -42,6 +42,10 @@
 #include <sys/time.h>
 #include <unistd.h>
 
+#ifdef HAVE_SYS_SELECT_H
+#   include <sys/select.h>
+#endif
+
 #if wxUSE_SOCKETS
 // ----------------------------------------------------------------------------
 // wxSocketTable