JNI java/android support, by Michael Zucchi <notzed@gmail.com>

1 files changed, 572 insertions, 12 deletions

diff --git a/configure b/configure
index 5ced898..01ec12e 100755
--- a/configure
+++ b/configure
@@ -635,6 +635,8 @@ ac_subst_vars='am__EXEEXT_FALSE
 am__EXEEXT_TRUE
 LTLIBOBJS
 LIBOBJS
+ENABLE_JNI_FALSE
+ENABLE_JNI_TRUE
 HAVE_VFP_FALSE
 HAVE_VFP_TRUE
 HAVE_NEON_FALSE
@@ -643,6 +645,15 @@ HAVE_SSE_FALSE
 HAVE_SSE_TRUE
 DYNAMIC_DISABLED_FALSE
 DYNAMIC_DISABLED_TRUE
+JNI_CPPFLAGS
+_ACJNI_JAVAC
+JAR
+JAVA_PATH_NAME
+JAVAC
+JAVA
+JAVAFLAGS
+JAVACFLAGS
+JAVAPREFIX
 am__fastdepCCAS_FALSE
 am__fastdepCCAS_TRUE
 CCASDEPMODE
@@ -774,11 +785,15 @@ enable_fast_install
 with_gnu_ld
 with_sysroot
 enable_libtool_lock
+with_java_prefix
+with_javac_flags
+with_java_flags
 enable_dynamic_code
 enable_single
 enable_sse
 enable_neon
 enable_vfp
+enable_jni
 '
       ac_precious_vars='build_alias
 host_alias
@@ -1427,6 +1442,7 @@ Optional Features:
   --enable-sse            enable SSE extensions
   --enable-neon           enable NEON extensions
   --enable-vfp            enable VFP extensions
+  --enable-jni            enable JNI binding
 
 Optional Packages:
   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
@@ -1436,6 +1452,9 @@ Optional Packages:
   --with-gnu-ld           assume the C compiler uses GNU ld [default=no]
   --with-sysroot=DIR Search for dependent libraries within DIR
                         (or the compiler's sysroot if not specified).
+  --with-java-prefix=PFX  prefix where Java runtime is installed (optional)
+  --with-javac-flags=FLAGS flags to pass to the Java compiler (optional)
+  --with-java-flags=FLAGS flags to pass to the Java VM (optional)
 
 Some influential environment variables:
   CXX         C++ compiler command
@@ -1914,6 +1933,52 @@ fi
 
 } # ac_fn_cxx_try_link
 
+# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES
+# ---------------------------------------------
+# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR
+# accordingly.
+ac_fn_c_check_decl ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  as_decl_name=`echo $2|sed 's/ *(.*//'`
+  as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+#ifndef $as_decl_name
+#ifdef __cplusplus
+  (void) $as_decl_use;
+#else
+  (void) $as_decl_name;
+#endif
+#endif
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_decl
+
 # ac_fn_c_check_header_mongrel LINENO HEADER VAR INCLUDES
 # -------------------------------------------------------
 # Tests whether HEADER exists, giving a warning if it cannot be compiled using
@@ -3064,6 +3129,8 @@ am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'
 
 
 
+
+
 # AC_CONFIG_SRCDIR([include/common.h])
 ac_config_headers="$ac_config_headers config.h"
 
@@ -15347,6 +15414,441 @@ fi
 #CXX="clang++"
 #CXXFLAGS="$CXXFLAGS -stdlib=libc++"
 
+# Java stuff
+
+
+# Check whether --with-java-prefix was given.
+if test "${with_java_prefix+set}" = set; then :
+  withval=$with_java_prefix;
+fi
+
+
+# Check whether --with-javac-flags was given.
+if test "${with_javac_flags+set}" = set; then :
+  withval=$with_javac_flags;
+fi
+
+
+# Check whether --with-java-flags was given.
+if test "${with_java_flags+set}" = set; then :
+  withval=$with_java_flags;
+fi
+
+JAVAPREFIX=$with_java_prefix
+JAVACFLAGS=$with_javac_flags
+JAVAFLAGS=$with_java_flags
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for JAVA_HOME" >&5
+$as_echo_n "checking for JAVA_HOME... " >&6; }
+# We used a fake loop so that we can use "break" to exit when the result
+# is found.
+while true
+do
+  # If the user defined JAVA_HOME, don't touch it.
+  test "${JAVA_HOME+set}" = set && break
+
+  # On Mac OS X 10.5 and following, run /usr/libexec/java_home to get
+  # the value of JAVA_HOME to use.
+  # (http://developer.apple.com/library/mac/#qa/qa2001/qa1170.html).
+  JAVA_HOME=`/usr/libexec/java_home 2>/dev/null`
+  test x"$JAVA_HOME" != x && break
+
+  # See if we can find the java executable, and compute from there.
+  TRY_JAVA_HOME=`ls -dr /usr/java/* 2> /dev/null | head -n 1`
+  if test x$TRY_JAVA_HOME != x; then
+    PATH=$PATH:$TRY_JAVA_HOME/bin
+  fi
+  # Extract the first word of "java", so it can be a program name with args.
+set dummy java; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_path_JAVA_PATH_NAME+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  case $JAVA_PATH_NAME in
+  [\\/]* | ?:[\\/]*)
+  ac_cv_path_JAVA_PATH_NAME="$JAVA_PATH_NAME" # Let the user override the test with a path.
+  ;;
+  *)
+  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 '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_path_JAVA_PATH_NAME="$as_dir/$ac_word$ac_exec_ext"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+  ;;
+esac
+fi
+JAVA_PATH_NAME=$ac_cv_path_JAVA_PATH_NAME
+if test -n "$JAVA_PATH_NAME"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $JAVA_PATH_NAME" >&5
+$as_echo "$JAVA_PATH_NAME" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+  if test "x$JAVA_PATH_NAME" != x; then
+    JAVA_HOME=`echo $JAVA_PATH_NAME | sed "s/\(.*\)[/]bin[/]java.*/\1/"`
+    break
+  fi
+
+  { $as_echo "$as_me:${as_lineno-$LINENO}: Could not compute JAVA_HOME" >&5
+$as_echo "$as_me: Could not compute JAVA_HOME" >&6;}
+  break
+done
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $JAVA_HOME" >&5
+$as_echo "$JAVA_HOME" >&6; }
+
+
+if test "x$CLASSPATH" = x; then
+        echo "You have no CLASSPATH, I hope it is good"
+else
+        echo "You have CLASSPATH $CLASSPATH, hope it is correct"
+fi
+
+
+if test "x$JAVAPREFIX" = x; then
+        test "x$JAVAC" = x && for ac_prog in "gcj -C" guavac jikes javac
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_JAVAC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$JAVAC"; then
+  ac_cv_prog_JAVAC="$JAVAC" # Let the user override the test.
+else
+as_save_IFS=$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 '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_JAVAC="$ac_prog"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+JAVAC=$ac_cv_prog_JAVAC
+if test -n "$JAVAC"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $JAVAC" >&5
+$as_echo "$JAVAC" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+  test -n "$JAVAC" && break
+done
+
+else
+        test "x$JAVAC" = x && for ac_prog in "gcj -C" guavac jikes javac
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_JAVAC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$JAVAC"; then
+  ac_cv_prog_JAVAC="$JAVAC" # Let the user override the test.
+else
+as_save_IFS=$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 '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_JAVAC="$ac_prog"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+JAVAC=$ac_cv_prog_JAVAC
+if test -n "$JAVAC"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $JAVAC" >&5
+$as_echo "$JAVAC" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+  test -n "$JAVAC" && break
+done
+test -n "$JAVAC" || JAVAC="$JAVAPREFIX"
+
+fi
+test "x$JAVAC" = x && as_fn_error $? "no acceptable Java compiler found in \$PATH" "$LINENO" 5
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $JAVAC works" >&5
+$as_echo_n "checking if $JAVAC works... " >&6; }
+if ${ac_cv_prog_javac_works+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+
+JAVA_TEST=Test.java
+CLASS_TEST=Test.class
+cat << \EOF > $JAVA_TEST
+/* #line 15620 "configure" */
+public class Test {
+}
+EOF
+if { ac_try='$JAVAC $JAVACFLAGS $JAVA_TEST'
+  { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; } >/dev/null 2>&1; then
+  ac_cv_prog_javac_works=yes
+else
+  as_fn_error $? "The Java compiler $JAVAC failed (see config.log, check the CLASSPATH?)" "$LINENO" 5
+  echo "configure: failed program was:" >&5
+  cat $JAVA_TEST >&5
+fi
+rm -f $JAVA_TEST $CLASS_TEST
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_javac_works" >&5
+$as_echo "$ac_cv_prog_javac_works" >&6; }
+
+
+# blah this whinges about something
+#AC_PROG_JAVAH
+
+
+if test "x$JAVAPREFIX" = x; then
+        test "x$JAR" = x && for ac_prog in jar$EXEEXT
+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:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_JAR+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$JAR"; then
+  ac_cv_prog_JAR="$JAR" # Let the user override the test.
+else
+as_save_IFS=$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 '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_JAR="$ac_prog"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+JAR=$ac_cv_prog_JAR
+if test -n "$JAR"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $JAR" >&5
+$as_echo "$JAR" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+  test -n "$JAR" && break
+done
+
+else
+        test "x$JAR" = x && for ac_prog in jar
+do
+  # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_JAR+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -n "$JAR"; then
+  ac_cv_prog_JAR="$JAR" # Let the user override the test.
+else
+as_save_IFS=$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 '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_JAR="$ac_prog"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+fi
+fi
+JAR=$ac_cv_prog_JAR
+if test -n "$JAR"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $JAR" >&5
+$as_echo "$JAR" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+  test -n "$JAR" && break
+done
+test -n "$JAR" || JAR="$JAVAPREFIX"
+
+fi
+test "x$JAR" = x && as_fn_error $? "no acceptable jar program found in \$PATH" "$LINENO" 5
+
+
+
+JNI_INCLUDE_DIRS=""
+
+test "x$JAVAC" = x && as_fn_error $? "'\$JAVAC' undefined" "$LINENO" 5
+# Extract the first word of "$JAVAC", so it can be a program name with args.
+set dummy $JAVAC; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_path__ACJNI_JAVAC+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  case $_ACJNI_JAVAC in
+  [\\/]* | ?:[\\/]*)
+  ac_cv_path__ACJNI_JAVAC="$_ACJNI_JAVAC" # Let the user override the test with a path.
+  ;;
+  *)
+  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 '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_path__ACJNI_JAVAC="$as_dir/$ac_word$ac_exec_ext"
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
+  fi
+done
+  done
+IFS=$as_save_IFS
+
+  test -z "$ac_cv_path__ACJNI_JAVAC" && ac_cv_path__ACJNI_JAVAC="no"
+  ;;
+esac
+fi
+_ACJNI_JAVAC=$ac_cv_path__ACJNI_JAVAC
+if test -n "$_ACJNI_JAVAC"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $_ACJNI_JAVAC" >&5
+$as_echo "$_ACJNI_JAVAC" >&6; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+test "x$_ACJNI_JAVAC" = xno && as_fn_error $? "$JAVAC could not be found in path" "$LINENO" 5
+
+
+# find the include directory relative to the javac executable
+_cur=""$_ACJNI_JAVAC""
+while ls -ld "$_cur" 2>/dev/null | grep " -> " >/dev/null; do
+        { $as_echo "$as_me:${as_lineno-$LINENO}: checking symlink for $_cur" >&5
+$as_echo_n "checking symlink for $_cur... " >&6; }
+        _slink=`ls -ld "$_cur" | sed 's/.* -> //'`
+        case "$_slink" in
+        /*) _cur="$_slink";;
+        # 'X' avoids triggering unwanted echo options.
+        *) _cur=`echo "X$_cur" | sed -e 's/^X//' -e 's:[^/]*$::'`"$_slink";;
+        esac
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: $_cur" >&5
+$as_echo "$_cur" >&6; }
+done
+_ACJNI_FOLLOWED="$_cur"
+
+_JTOPDIR=`echo "$_ACJNI_FOLLOWED" | sed -e 's://*:/:g' -e 's:/[^/]*$::'`
+case "$host_os" in
+        darwin*)        _JTOPDIR=`echo "$_JTOPDIR" | sed -e 's:/[^/]*$::'`
+                        _JINC="$_JTOPDIR/Headers";;
+        *)              _JINC="$_JTOPDIR/include";;
+esac
+$as_echo "$as_me:${as_lineno-$LINENO}: _JTOPDIR=$_JTOPDIR" >&5
+$as_echo "$as_me:${as_lineno-$LINENO}: _JINC=$_JINC" >&5
+
+# On Mac OS X 10.6.4, jni.h is a symlink:
+# /System/Library/Frameworks/JavaVM.framework/Versions/Current/Headers/jni.h
+# -> ../../CurrentJDK/Headers/jni.h.
+if test -f "$_JINC/jni.h" || test -L "$_JINC/jni.h"; then
+        JNI_INCLUDE_DIRS="$JNI_INCLUDE_DIRS $_JINC"
+else
+        _JTOPDIR=`echo "$_JTOPDIR" | sed -e 's:/[^/]*$::'`
+        if test -f "$_JTOPDIR/include/jni.h"; then
+                JNI_INCLUDE_DIRS="$JNI_INCLUDE_DIRS $_JTOPDIR/include"
+        else
+                as_fn_error $? "cannot find java include files" "$LINENO" 5
+        fi
+fi
+
+# get the likely subdirectories for system specific java includes
+case "$host_os" in
+bsdi*)          _JNI_INC_SUBDIRS="bsdos";;
+freebsd*)       _JNI_INC_SUBDIRS="freebsd";;
+linux*)         _JNI_INC_SUBDIRS="linux genunix";;
+osf*)           _JNI_INC_SUBDIRS="alpha";;
+solaris*)       _JNI_INC_SUBDIRS="solaris";;
+mingw*)		_JNI_INC_SUBDIRS="win32";;
+cygwin*)	_JNI_INC_SUBDIRS="win32";;
+*)              _JNI_INC_SUBDIRS="genunix";;
+esac
+
+# add any subdirectories that are present
+for JINCSUBDIR in $_JNI_INC_SUBDIRS
+do
+    if test -d "$_JTOPDIR/include/$JINCSUBDIR"; then
+         JNI_INCLUDE_DIRS="$JNI_INCLUDE_DIRS $_JTOPDIR/include/$JINCSUBDIR"
+    fi
+done
+
+for JNI_INCLUDE_DIR in $JNI_INCLUDE_DIRS
+do
+    JNI_CPPFLAGS="$JNI_CPPFLAGS -I$JNI_INCLUDE_DIR"
+done
+JNI_CPPFLAGS=$JNI_CPPFLAGS
+
+
 #SFFT_AR="/usr/bin/ar"
 #SFFT_CFLAGS="$CFLAGS"
 #SFFT_CC="$CC"
@@ -15459,6 +15961,27 @@ else
 fi
 
 
+# Check whether --enable-jni was given.
+if test "${enable_jni+set}" = set; then :
+  enableval=$enable_jni; have_jni=$enableval
+else
+  have_jni=no
+fi
+
+if test "$have_jni" = "yes"; then
+
+$as_echo "#define ENABLE_JNI 1" >>confdefs.h
+
+fi
+ if test "$have_sse" = "yes"; then
+  ENABLE_JNI_TRUE=
+  ENABLE_JNI_FALSE='#'
+else
+  ENABLE_JNI_TRUE='#'
+  ENABLE_JNI_FALSE=
+fi
+
+
 #AC_CANONICAL_HOST
 { $as_echo "$as_me:${as_lineno-$LINENO}: host is \"${host}\"" >&5
 $as_echo "$as_me: host is \"${host}\"" >&6;}
@@ -15480,10 +16003,9 @@ esac
 #fi
 
 # Checks for libraries.
-# FIXME: Replace `main' with a function in `-lm':
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for main in -lm" >&5
-$as_echo_n "checking for main in -lm... " >&6; }
-if ${ac_cv_lib_m_main+:} false; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for cos in -lm" >&5
+$as_echo_n "checking for cos in -lm... " >&6; }
+if ${ac_cv_lib_m_cos+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -15491,27 +16013,33 @@ LIBS="-lm  $LIBS"
 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char cos ();
 int
 main ()
 {
-return main ();
+return cos ();
   ;
   return 0;
 }
 _ACEOF
 if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_m_main=yes
+  ac_cv_lib_m_cos=yes
 else
-  ac_cv_lib_m_main=no
+  ac_cv_lib_m_cos=no
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_m_main" >&5
-$as_echo "$ac_cv_lib_m_main" >&6; }
-if test "x$ac_cv_lib_m_main" = xyes; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_m_cos" >&5
+$as_echo "$ac_cv_lib_m_cos" >&6; }
+if test "x$ac_cv_lib_m_cos" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBM 1
 _ACEOF
@@ -15520,6 +16048,33 @@ _ACEOF
 
 fi
 
+ac_fn_c_check_decl "$LINENO" "posix_memalign" "ac_cv_have_decl_posix_memalign" "#define _XOPEN_SOURCE 600
+                #include <stdlib.h>
+                #include <malloc.h>
+"
+if test "x$ac_cv_have_decl_posix_memalign" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_POSIX_MEMALIGN $ac_have_decl
+_ACEOF
+ac_fn_c_check_decl "$LINENO" "memalign" "ac_cv_have_decl_memalign" "#define _XOPEN_SOURCE 600
+                #include <stdlib.h>
+                #include <malloc.h>
+"
+if test "x$ac_cv_have_decl_memalign" = xyes; then :
+  ac_have_decl=1
+else
+  ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_MEMALIGN $ac_have_decl
+_ACEOF
+
 
 # Checks for header files.
 for ac_header in stdint.h stdlib.h string.h sys/socket.h sys/time.h unistd.h
@@ -16076,7 +16631,7 @@ done
 
 
 
-ac_config_files="$ac_config_files Makefile src/Makefile tests/Makefile ffts.pc"
+ac_config_files="$ac_config_files Makefile src/Makefile tests/Makefile ffts.pc java/Makefile"
 
 cat >confcache <<\_ACEOF
 # This file is a shell script that caches the results of configure
@@ -16235,6 +16790,10 @@ if test -z "${HAVE_VFP_TRUE}" && test -z "${HAVE_VFP_FALSE}"; then
   as_fn_error $? "conditional \"HAVE_VFP\" was never defined.
 Usually this means the macro was only invoked conditionally." "$LINENO" 5
 fi
+if test -z "${ENABLE_JNI_TRUE}" && test -z "${ENABLE_JNI_FALSE}"; then
+  as_fn_error $? "conditional \"ENABLE_JNI\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
 
 : "${CONFIG_STATUS=./config.status}"
 ac_write_fail=0
@@ -17209,6 +17768,7 @@ do
     "src/Makefile") CONFIG_FILES="$CONFIG_FILES src/Makefile" ;;
     "tests/Makefile") CONFIG_FILES="$CONFIG_FILES tests/Makefile" ;;
     "ffts.pc") CONFIG_FILES="$CONFIG_FILES ffts.pc" ;;
+    "java/Makefile") CONFIG_FILES="$CONFIG_FILES java/Makefile" ;;
 
   *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
   esac