Fixed ticet #277: GUID generation cannot generate more than 2^16 unique numbers (thanks Igor Sobinov)

git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@1282 74dad513-b988-da41-8d7b-12977e46ad98

1 files changed, 292 insertions, 1 deletions

diff --git a/aconfigure b/aconfigure
index bec1cc87..b53ce25a 100755
--- a/aconfigure
+++ b/aconfigure
@@ -3340,6 +3340,148 @@ _ACEOF
 fi
 
 
+echo "$as_me:$LINENO: checking for uuid_generate in -luuid" >&5
+echo $ECHO_N "checking for uuid_generate in -luuid... $ECHO_C" >&6
+if test "${ac_cv_lib_uuid_uuid_generate+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-luuid  $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char uuid_generate ();
+int
+main ()
+{
+uuid_generate ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  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_c_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_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_lib_uuid_uuid_generate=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_uuid_uuid_generate=no
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+echo "$as_me:$LINENO: result: $ac_cv_lib_uuid_uuid_generate" >&5
+echo "${ECHO_T}$ac_cv_lib_uuid_uuid_generate" >&6
+if test $ac_cv_lib_uuid_uuid_generate = yes; then
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBUUID 1
+_ACEOF
+
+  LIBS="-luuid $LIBS"
+
+fi
+
+echo "$as_me:$LINENO: checking for uuid_generate in -luuid" >&5
+echo $ECHO_N "checking for uuid_generate in -luuid... $ECHO_C" >&6
+if test "${ac_cv_lib_uuid_uuid_generate+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-luuid  $LIBS"
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char uuid_generate ();
+int
+main ()
+{
+uuid_generate ();
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  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_c_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_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_lib_uuid_uuid_generate=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_uuid_uuid_generate=no
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+echo "$as_me:$LINENO: result: $ac_cv_lib_uuid_uuid_generate" >&5
+echo "${ECHO_T}$ac_cv_lib_uuid_uuid_generate" >&6
+if test $ac_cv_lib_uuid_uuid_generate = yes; then
+  ac_has_uuid_lib=1
+fi
+
+
 echo "$as_me:$LINENO: result: Setting PJ_M_NAME to $target_cpu" >&5
 echo "${ECHO_T}Setting PJ_M_NAME to $target_cpu" >&6
 cat >>confdefs.h <<_ACEOF
@@ -8013,6 +8155,148 @@ _ACEOF
 fi
 
 
+if test "${ac_cv_header_uuid_uuid_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for uuid/uuid.h" >&5
+echo $ECHO_N "checking for uuid/uuid.h... $ECHO_C" >&6
+if test "${ac_cv_header_uuid_uuid_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_uuid_uuid_h" >&5
+echo "${ECHO_T}$ac_cv_header_uuid_uuid_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking uuid/uuid.h usability" >&5
+echo $ECHO_N "checking uuid/uuid.h 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.  */
+$ac_includes_default
+#include <uuid/uuid.h>
+_ACEOF
+rm -f conftest.$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_c_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 uuid/uuid.h presence" >&5
+echo $ECHO_N "checking uuid/uuid.h 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 <uuid/uuid.h>
+_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_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_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:$ac_c_preproc_warn_flag in
+  yes:no: )
+    { echo "$as_me:$LINENO: WARNING: uuid/uuid.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: uuid/uuid.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: uuid/uuid.h: proceeding with the compiler's result" >&5
+echo "$as_me: WARNING: uuid/uuid.h: proceeding with the compiler's result" >&2;}
+    ac_header_preproc=yes
+    ;;
+  no:yes:* )
+    { echo "$as_me:$LINENO: WARNING: uuid/uuid.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: uuid/uuid.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: uuid/uuid.h:     check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: uuid/uuid.h:     check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: uuid/uuid.h: see the Autoconf documentation" >&5
+echo "$as_me: WARNING: uuid/uuid.h: see the Autoconf documentation" >&2;}
+    { echo "$as_me:$LINENO: WARNING: uuid/uuid.h:     section \"Present But Cannot Be Compiled\"" >&5
+echo "$as_me: WARNING: uuid/uuid.h:     section \"Present But Cannot Be Compiled\"" >&2;}
+    { echo "$as_me:$LINENO: WARNING: uuid/uuid.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: uuid/uuid.h: proceeding with the preprocessor's result" >&2;}
+    { echo "$as_me:$LINENO: WARNING: uuid/uuid.h: in the future, the compiler will take precedence" >&5
+echo "$as_me: WARNING: uuid/uuid.h: in the future, the compiler will take precedence" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to the pjproject lists.  ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for uuid/uuid.h" >&5
+echo $ECHO_N "checking for uuid/uuid.h... $ECHO_C" >&6
+if test "${ac_cv_header_uuid_uuid_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_uuid_uuid_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_uuid_uuid_h" >&5
+echo "${ECHO_T}$ac_cv_header_uuid_uuid_h" >&6
+
+fi
+if test $ac_cv_header_uuid_uuid_h = yes; then
+  ac_has_uuid_h=1
+fi
+
+
 
 echo "$as_me:$LINENO: result: Setting PJ_OS_NAME to $target" >&5
 echo "${ECHO_T}Setting PJ_OS_NAME to $target" >&6
@@ -8355,13 +8639,20 @@ case $target in
 	ac_os_objs="file_access_win32.o file_io_win32.o os_core_win32.o os_error_win32.o os_time_win32.o os_timestamp_win32.o guid_win32.o ioqueue_select.o"
 	;;
   *)
-	ac_os_objs="file_access_unistd.o file_io_ansi.o os_core_unix.o os_error_unix.o os_time_unix.o os_timestamp_posix.o guid_simple.o ioqueue_select.o"
+	ac_os_objs="file_access_unistd.o file_io_ansi.o os_core_unix.o os_error_unix.o os_time_unix.o os_timestamp_posix.o ioqueue_select.o"
+	# UUID
+	if test "$ac_has_uuid_lib" = "1" -a "$ac_has_uuid_h" = "1"; then
+		ac_os_objs="$ac_os_objs guid_uuid.o"
+	else
+		ac_os_objs="$ac_os_objs guid_simple.o"
+	fi
 	;;
 esac
 
 
 
 
+
 # Check whether --enable-sound or --disable-sound was given.
 if test "${enable_sound+set}" = set; then
   enableval="$enable_sound"