SQLite

FUZZCHECK_SRC += $(TOP)/test/fuzzinvariants.c
FUZZCHECK_SRC += $(TOP)/ext/recover/dbdata.c
FUZZCHECK_SRC += $(TOP)/ext/recover/sqlite3recover.c
FUZZCHECK_SRC += $(TOP)/test/vt02.c
DBFUZZ_OPT =
ST_OPT = -DSQLITE_OS_KV_OPTIONAL


# In wasi-sdk builds, disable the CLI shell build in the "all" target.
SQLITE3_SHELL_TARGET_  = sqlite3$(TEXE)
SQLITE3_SHELL_TARGET_1 =
SQLITE3_SHELL_TARGET   = $(SQLITE3_SHELL_TARGET_@HAVE_WASI_SDK@)

# This is the default Makefile target.  The objects listed here
# are what get build when you type just "make" with no arguments.
#
all:	sqlite3.h libsqlite3.la $(SQLITE3_SHELL_TARGET) \
  $(HAVE_TCL:1=libtclsqlite3.la)

Makefile: $(TOP)/Makefile.in
	./config.status

sqlite3.pc: $(TOP)/sqlite3.pc.in
	./config.status

SQLITE_OS_WIN
SQLITE_OS_UNIX
BUILD_EXEEXT
TEMP_STORE
ALLOWRELEASE
SQLITE_THREADSAFE
BUILD_CC
HAVE_WASI_SDK
RELEASE
VERSION
program_prefix
TCLLIBDIR
TCLSH_CMD
INSTALL_DATA
INSTALL_SCRIPT

enable_shared
enable_static
with_pic
enable_fast_install
with_gnu_ld
enable_libtool_lock
enable_largefile
with_wasi_sdk
enable_threadsafe
enable_releasemode
enable_tempstore
enable_tcl
with_tcl
enable_editline
enable_readline

Optional Packages:
  --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
  --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
  --with-pic              try to use only PIC/non-PIC objects [default=use
                          both]
  --with-gnu-ld           assume the C compiler uses GNU ld [default=no]
  --with-wasi-sdk=DIR     directory containing the WASI SDK. Triggers
                          cross-compile to WASM.
  --with-tcl=DIR          directory containing tcl configuration
                          (tclConfig.sh)
  --with-readline-lib     specify readline library
  --with-readline-inc     specify readline include paths

Some influential environment variables:
  CC          C compiler command

{ $as_echo "$as_me:${as_lineno-$LINENO}: checking the name lister ($NM) interface" >&5
$as_echo_n "checking the name lister ($NM) interface... " >&6; }
if ${lt_cv_nm_interface+:} false; then :
  $as_echo_n "(cached) " >&6
else
  lt_cv_nm_interface="BSD nm"
  echo "int some_variable = 0;" > conftest.$ac_ext
  (eval echo "\"\$as_me:3945: $ac_compile\"" >&5)
  (eval "$ac_compile" 2>conftest.err)
  cat conftest.err >&5
  (eval echo "\"\$as_me:3948: $NM \\\"conftest.$ac_objext\\\"\"" >&5)
  (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
  cat conftest.err >&5
  (eval echo "\"\$as_me:3951: output\"" >&5)
  cat conftest.out >&5
  if $GREP 'External.*some_variable' conftest.out > /dev/null; then
    lt_cv_nm_interface="MS dumpbin"
  fi
  rm -f conftest*
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $lt_cv_nm_interface" >&5

	;;
    esac
  fi
  rm -rf conftest*
  ;;
*-*-irix6*)
  # Find out which ABI we are using.
  echo '#line 5157 "configure"' > conftest.$ac_ext
  if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
  (eval $ac_compile) 2>&5
  ac_status=$?
  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
  test $ac_status = 0; }; then
    if test "$lt_cv_prog_gnu_ld" = yes; then
      case `/usr/bin/file conftest.$ac_objext` in

   # Note that $ac_compile itself does not contain backslashes and begins
   # with a dollar sign (not a hyphen), so the echo should work correctly.
   # The option is referenced via a variable to avoid confusing sed.
   lt_compile=`echo "$ac_compile" | $SED \
   -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
   -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
   -e 's:$: $lt_compiler_flag:'`
   (eval echo "\"\$as_me:6682: $lt_compile\"" >&5)
   (eval "$lt_compile" 2>conftest.err)
   ac_status=$?
   cat conftest.err >&5
   echo "$as_me:6686: \$? = $ac_status" >&5
   if (exit $ac_status) && test -s "$ac_outfile"; then
     # The compiler can only warn and ignore the option if not recognized
     # So say no if there are warnings other than the usual output.
     $ECHO "X$_lt_compiler_boilerplate" | $Xsed -e '/^$/d' >conftest.exp
     $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
     if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
       lt_cv_prog_compiler_rtti_exceptions=yes

   # Note that $ac_compile itself does not contain backslashes and begins
   # with a dollar sign (not a hyphen), so the echo should work correctly.
   # The option is referenced via a variable to avoid confusing sed.
   lt_compile=`echo "$ac_compile" | $SED \
   -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
   -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
   -e 's:$: $lt_compiler_flag:'`
   (eval echo "\"\$as_me:7021: $lt_compile\"" >&5)
   (eval "$lt_compile" 2>conftest.err)
   ac_status=$?
   cat conftest.err >&5
   echo "$as_me:7025: \$? = $ac_status" >&5
   if (exit $ac_status) && test -s "$ac_outfile"; then
     # The compiler can only warn and ignore the option if not recognized
     # So say no if there are warnings other than the usual output.
     $ECHO "X$_lt_compiler_boilerplate" | $Xsed -e '/^$/d' >conftest.exp
     $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
     if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
       lt_cv_prog_compiler_pic_works=yes

   # (2) before a word containing "conftest.", or (3) at the end.
   # Note that $ac_compile itself does not contain backslashes and begins
   # with a dollar sign (not a hyphen), so the echo should work correctly.
   lt_compile=`echo "$ac_compile" | $SED \
   -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
   -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
   -e 's:$: $lt_compiler_flag:'`
   (eval echo "\"\$as_me:7126: $lt_compile\"" >&5)
   (eval "$lt_compile" 2>out/conftest.err)
   ac_status=$?
   cat out/conftest.err >&5
   echo "$as_me:7130: \$? = $ac_status" >&5
   if (exit $ac_status) && test -s out/conftest2.$ac_objext
   then
     # The compiler can only warn and ignore the option if not recognized
     # So say no if there are warnings
     $ECHO "X$_lt_compiler_boilerplate" | $Xsed -e '/^$/d' > out/conftest.exp
     $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
     if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then

   # (2) before a word containing "conftest.", or (3) at the end.
   # Note that $ac_compile itself does not contain backslashes and begins
   # with a dollar sign (not a hyphen), so the echo should work correctly.
   lt_compile=`echo "$ac_compile" | $SED \
   -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
   -e 's: [^ ]*conftest\.: $lt_compiler_flag&:; t' \
   -e 's:$: $lt_compiler_flag:'`
   (eval echo "\"\$as_me:7181: $lt_compile\"" >&5)
   (eval "$lt_compile" 2>out/conftest.err)
   ac_status=$?
   cat out/conftest.err >&5
   echo "$as_me:7185: \$? = $ac_status" >&5
   if (exit $ac_status) && test -s out/conftest2.$ac_objext
   then
     # The compiler can only warn and ignore the option if not recognized
     # So say no if there are warnings
     $ECHO "X$_lt_compiler_boilerplate" | $Xsed -e '/^$/d' > out/conftest.exp
     $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
     if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then

else
  	  if test "$cross_compiling" = yes; then :
  lt_cv_dlopen_self=cross
else
  lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
  lt_status=$lt_dlunknown
  cat > conftest.$ac_ext <<_LT_EOF
#line 9561 "configure"
#include "confdefs.h"

#if HAVE_DLFCN_H
#include <dlfcn.h>
#endif

#include <stdio.h>

else
  	  if test "$cross_compiling" = yes; then :
  lt_cv_dlopen_self_static=cross
else
  lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
  lt_status=$lt_dlunknown
  cat > conftest.$ac_ext <<_LT_EOF
#line 9657 "configure"
#include "confdefs.h"

#if HAVE_DLFCN_H
#include <dlfcn.h>
#endif

#include <stdio.h>

VERSION=`cat $srcdir/VERSION | sed 's/^\([0-9]*\.*[0-9]*\).*/\1/'`
{ $as_echo "$as_me:${as_lineno-$LINENO}: Version set to $VERSION" >&5
$as_echo "$as_me: Version set to $VERSION" >&6;}

RELEASE=`cat $srcdir/VERSION`
{ $as_echo "$as_me:${as_lineno-$LINENO}: Release set to $RELEASE" >&5
$as_echo "$as_me: Release set to $RELEASE" >&6;}


##########
# Handle --with-wasi-sdk=DIR
#
# This must be early because it changes the toolchain.
#

# Check whether --with-wasi-sdk was given.
if test "${with_wasi_sdk+set}" = set; then :
  withval=$with_wasi_sdk; with_wasisdk=${withval}
fi

{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for WASI SDK directory" >&5
$as_echo_n "checking for WASI SDK directory... " >&6; }
if ${ac_cv_c_wasi_sdk+:} false; then :
  $as_echo_n "(cached) " >&6
else

  # First check to see if --with-tcl was specified.
  if test x"${with_wasi_sdk}" != x ; then
    if ! test -d "${with_wasi_sdk}" ; then
      as_fn_error $? "${with_wasi_sdk} directory doesn't exist" "$LINENO" 5
    fi
    { $as_echo "$as_me:${as_lineno-$LINENO}: result: ${with_wasi_sdk}: using wasi-sdk clang, disabling: tcl, CLI shell, DLL" >&5
$as_echo "${with_wasi_sdk}: using wasi-sdk clang, disabling: tcl, CLI shell, DLL" >&6; }
    use_wasi_sdk=yes
  else
    use_wasi_sdk=no
  fi

fi

if test "${use_wasi_sdk}" = "no" ; then
  HAVE_WASI_SDK=""
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
else
  HAVE_WASI_SDK=1
# Changing --host and --target have no effect here except to possibly
# cause confusion. autoconf has finished processing them by this
# point.
#
#  host_alias=wasm32-wasi
#  target=wasm32-wasi
#
# Merely changing CC and LD to the wasi-sdk's is enough to get
# sqlite3.o building in WASM format.
  CC="${with_wasi_sdk}/bin/clang"
  LD="${with_wasi_sdk}/bin/wasm-ld"
  RANLIB="${with_wasi_sdk}/bin/llvm-ranlib"
  cross_compiling=yes
  enable_threadsafe=no
  use_tcl=no
  enable_tcl=no
  # libtool is apparently hard-coded to use gcc for linking DLLs, so
  # we disable the DLL build...
  enable_shared=no
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
fi



#########
# Locate a compiler for the build machine.  This compiler should
# generate command-line programs that run on the build machine.
#
if test x"$cross_compiling" = xno; then

  { $as_echo "$as_me:${as_lineno-$LINENO}: result: release" >&5
$as_echo "release" >&6; }
fi


#########
# See whether we should use the amalgamation to build

# Check whether --enable-amalgamation was given.
if test "${enable_amalgamation+set}" = set; then :
  enableval=$enable_amalgamation;
fi

if test "${enable_amalgamation}" = "no" ; then
  USE_AMALGAMATION=0

#
#    TARGET_EXEEXT
#
#        The filename extension for executables on the
#        target platform.  "" for Unix and ".exe" for windows.
#
# This configure.in file is easy to reuse on other projects.  Just
# change the argument to AC_INIT.  And disable any features that
# you don't need (for example BLT) by erasing or commenting out
# the corresponding code.
#
AC_INIT([sqlite],[m4_esyscmd(cat VERSION | tr -d '\n')])

dnl Make sure the local VERSION file matches this configure script
sqlite_version_sanity_check=`cat $srcdir/VERSION | tr -d '\n'`
if test "$PACKAGE_VERSION" != "$sqlite_version_sanity_check" ; then
AC_MSG_ERROR([configure script is out of date:
 configure \$PACKAGE_VERSION = $PACKAGE_VERSION
 top level VERSION file     = $sqlite_version_sanity_check
please regen with autoconf])
fi

#########
# Programs needed
#
LT_INIT
AC_PROG_INSTALL

#########
# Enable large file support (if special flags are necessary)
#
AC_SYS_LARGEFILE

VERSION=[`cat $srcdir/VERSION | sed 's/^\([0-9]*\.*[0-9]*\).*/\1/'`]
AC_MSG_NOTICE(Version set to $VERSION)
AC_SUBST(VERSION)
RELEASE=`cat $srcdir/VERSION`
AC_MSG_NOTICE(Release set to $RELEASE)
AC_SUBST(RELEASE)

##########
# Handle --with-wasi-sdk=DIR
#
# This must be early because it changes the toolchain.
#
AC_ARG_WITH(wasi-sdk,
AS_HELP_STRING([--with-wasi-sdk=DIR],
       [directory containing the WASI SDK. Triggers cross-compile to WASM.]), with_wasisdk=${withval})
AC_MSG_CHECKING([for WASI SDK directory])
AC_CACHE_VAL(ac_cv_c_wasi_sdk,[
  # First check to see if --with-tcl was specified.
  if test x"${with_wasi_sdk}" != x ; then
    if ! test -d "${with_wasi_sdk}" ; then
      AC_MSG_ERROR([${with_wasi_sdk} directory doesn't exist])
    fi
    AC_MSG_RESULT([${with_wasi_sdk}: using wasi-sdk clang, disabling: tcl, CLI shell, DLL])
    use_wasi_sdk=yes
  else
    use_wasi_sdk=no
  fi
])
if test "${use_wasi_sdk}" = "no" ; then
  HAVE_WASI_SDK=""
  AC_MSG_RESULT([no])
else
  HAVE_WASI_SDK=1
# Changing --host and --target have no effect here except to possibly
# cause confusion. autoconf has finished processing them by this
# point.
#
#  host_alias=wasm32-wasi
#  target=wasm32-wasi
#
# Merely changing CC and LD to the wasi-sdk's is enough to get
# sqlite3.o building in WASM format.
  CC="${with_wasi_sdk}/bin/clang"
  LD="${with_wasi_sdk}/bin/wasm-ld"
  RANLIB="${with_wasi_sdk}/bin/llvm-ranlib"
  cross_compiling=yes
  enable_threadsafe=no
  use_tcl=no
  enable_tcl=no
  # libtool is apparently hard-coded to use gcc for linking DLLs, so
  # we disable the DLL build...
  enable_shared=no
  AC_MSG_RESULT([yes])
fi
AC_SUBST(HAVE_WASI_SDK)


#########
# Locate a compiler for the build machine.  This compiler should
# generate command-line programs that run on the build machine.
#
if test x"$cross_compiling" = xno; then
	BUILD_CC=$CC

fi
AC_SUBST(BUILD_CC)

##########
# Do we want to support multithreaded use of sqlite
#
AC_ARG_ENABLE(threadsafe, 
AS_HELP_STRING([--disable-threadsafe],[Disable mutexing]))
AC_MSG_CHECKING([whether to support threadsafe operation])
if test "$enable_threadsafe" = "no"; then
  SQLITE_THREADSAFE=0
  AC_MSG_RESULT([no])
else
  SQLITE_THREADSAFE=1
  AC_MSG_RESULT([yes])
fi
AC_SUBST(SQLITE_THREADSAFE)

if test "$SQLITE_THREADSAFE" = "1"; then
  AC_SEARCH_LIBS(pthread_create, pthread)
  AC_SEARCH_LIBS(pthread_mutexattr_init, pthread)
fi

##########
# Do we want to support release
#
AC_ARG_ENABLE(releasemode, 
AS_HELP_STRING([--enable-releasemode],[Support libtool link to release mode]),,enable_releasemode=no)
AC_MSG_CHECKING([whether to support shared library linked as release mode or not])
if test "$enable_releasemode" = "no"; then
  ALLOWRELEASE=""
  AC_MSG_RESULT([no])
else
  ALLOWRELEASE="-release `cat $srcdir/VERSION`"
  AC_MSG_RESULT([yes])
fi
AC_SUBST(ALLOWRELEASE)

##########
# Do we want temporary databases in memory
#
AC_ARG_ENABLE(tempstore, 
AS_HELP_STRING([--enable-tempstore],[Use an in-ram database for temporary tables (never,no,yes,always)]),,enable_tempstore=no)
AC_MSG_CHECKING([whether to use an in-ram database for temporary tables])
case "$enable_tempstore" in
  never ) 
    TEMP_STORE=0
    AC_MSG_RESULT([never])
  ;;
  no ) 

if test "$config_BUILD_EXEEXT" = ".exe"; then
  CYGWIN=yes
  AC_MSG_RESULT(yes)
else
  AC_MSG_RESULT(unknown)
fi
if test "$CYGWIN" != "yes"; then
  m4_warn([obsolete],
[AC_CYGWIN is obsolete: use AC_CANONICAL_HOST and check if $host_os
matches *cygwin*])dnl
AC_CANONICAL_HOST
case $host_os in
  *cygwin* ) CYGWIN=yes;;
	 * ) CYGWIN=no;;
esac

fi
if test "$CYGWIN" = "yes"; then
  BUILD_EXEEXT=.exe
else
  BUILD_EXEEXT=$EXEEXT
fi
if test x"$cross_compiling" = xno; then

# Figure out all the parameters needed to compile against Tcl.
#
# This code is derived from the SC_PATH_TCLCONFIG and SC_LOAD_TCLCONFIG
# macros in the in the tcl.m4 file of the standard TCL distribution.
# Those macros could not be used directly since we have to make some
# minor changes to accomodate systems that do not have TCL installed.
#
AC_ARG_ENABLE(tcl, AS_HELP_STRING([--disable-tcl],[do not build TCL extension]),
      [use_tcl=$enableval],[use_tcl=yes])
if test "${use_tcl}" = "yes" ; then
  AC_ARG_WITH(tcl, AS_HELP_STRING([--with-tcl=DIR],[directory containing tcl configuration (tclConfig.sh)]), with_tclconfig=${withval})
  AC_MSG_CHECKING([for Tcl configuration])
  AC_CACHE_VAL(ac_cv_c_tclconfig,[
    # First check to see if --with-tcl was specified.
    if test x"${with_tclconfig}" != x ; then
      if test -f "${with_tclconfig}/tclConfig.sh" ; then
        ac_cv_c_tclconfig=`(cd ${with_tclconfig}; pwd)`
      else

# that use "readline()" library.
#
TARGET_READLINE_LIBS=""
TARGET_READLINE_INC=""
TARGET_HAVE_READLINE=0
TARGET_HAVE_EDITLINE=0
AC_ARG_ENABLE([editline],
	[AS_HELP_STRING([--enable-editline],[enable BSD editline support])],
	[with_editline=$enableval],
	[with_editline=auto])
AC_ARG_ENABLE([readline],
	[AS_HELP_STRING([--disable-readline],[disable readline support])],
	[with_readline=$enableval],
	[with_readline=auto])

if test x"$with_editline" != xno; then
        sLIBS=$LIBS
        LIBS=""
	TARGET_HAVE_EDITLINE=1
	AC_SEARCH_LIBS(readline,edit,[with_readline=no],[TARGET_HAVE_EDITLINE=0])
        TARGET_READLINE_LIBS=$LIBS
        LIBS=$sLIBS
fi
if test x"$with_readline" != xno; then
	found="yes"

	AC_ARG_WITH([readline-lib],
		[AS_HELP_STRING([--with-readline-lib],[specify readline library])],
		[with_readline_lib=$withval],
		[with_readline_lib="auto"])
	if test "x$with_readline_lib" = xauto; then
		save_LIBS="$LIBS"
		LIBS=""
		AC_SEARCH_LIBS(tgetent, [readline ncurses curses termcap], [term_LIBS="$LIBS"], [term_LIBS=""])
		AC_CHECK_LIB([readline], [readline], [TARGET_READLINE_LIBS="-lreadline"], [found="no"])
		TARGET_READLINE_LIBS="$TARGET_READLINE_LIBS $term_LIBS"
		LIBS="$save_LIBS"
	else
		TARGET_READLINE_LIBS="$with_readline_lib"
	fi

	AC_ARG_WITH([readline-inc],
		[AS_HELP_STRING([--with-readline-inc],[specify readline include paths])],
		[with_readline_inc=$withval],
		[with_readline_inc="auto"])
	if test "x$with_readline_inc" = xauto; then
		AC_CHECK_HEADER(readline.h, [found="yes"], [
			found="no"
			if test "$cross_compiling" != yes; then
				for dir in /usr /usr/local /usr/local/readline /usr/contrib /mingw; do

# Figure out what C libraries are required to compile programs
# that use "fdatasync()" function.
#
AC_SEARCH_LIBS(fdatasync, [rt])

#########
# check for debug enabled
AC_ARG_ENABLE(debug, AS_HELP_STRING([--enable-debug],[enable debugging & verbose explain]))
AC_MSG_CHECKING([build type])
if test "${enable_debug}" = "yes" ; then
  TARGET_DEBUG="-DSQLITE_DEBUG=1 -DSQLITE_ENABLE_SELECTTRACE -DSQLITE_ENABLE_WHERETRACE -O0"
  AC_MSG_RESULT([debug])
else
  TARGET_DEBUG="-DNDEBUG"
  AC_MSG_RESULT([release])
fi
AC_SUBST(TARGET_DEBUG)

#########
# See whether we should use the amalgamation to build

AC_ARG_ENABLE(amalgamation, AS_HELP_STRING([--disable-amalgamation],
      [Disable the amalgamation and instead build all files separately]))
if test "${enable_amalgamation}" = "no" ; then
  USE_AMALGAMATION=0
fi
AC_SUBST(USE_AMALGAMATION)

#########
# Look for zlib.  Only needed by extensions and by the sqlite3.exe shell
AC_CHECK_HEADERS(zlib.h)
AC_SEARCH_LIBS(deflate, z, [HAVE_ZLIB="-DSQLITE_HAVE_ZLIB=1"], [HAVE_ZLIB=""])
AC_SUBST(HAVE_ZLIB)

#########
# See whether we should allow loadable extensions
AC_ARG_ENABLE(load-extension, AS_HELP_STRING([--disable-load-extension],
      [Disable loading of external extensions]),,[enable_load_extension=yes])
if test "${enable_load_extension}" = "yes" ; then
  OPT_FEATURE_FLAGS=""
  AC_SEARCH_LIBS(dlopen, dl)
else
  OPT_FEATURE_FLAGS="-DSQLITE_OMIT_LOAD_EXTENSION=1"
fi

##########
# Do we want to support math functions
#
AC_ARG_ENABLE(math, 
AS_HELP_STRING([--disable-math],[Disable math functions]))
AC_MSG_CHECKING([whether to support math functions])
if test "$enable_math" = "no"; then
  AC_MSG_RESULT([no])
else
  AC_MSG_RESULT([yes])
  OPT_FEATURE_FLAGS="${OPT_FEATURE_FLAGS} -DSQLITE_ENABLE_MATH_FUNCTIONS"
  AC_SEARCH_LIBS(ceil, m)
fi

##########
# Do we want to support JSON functions
#
AC_ARG_ENABLE(json, 
AS_HELP_STRING([--disable-json],[Disable JSON functions]))
AC_MSG_CHECKING([whether to support JSON functions])
if test "$enable_json" = "no"; then
  AC_MSG_RESULT([no])
  OPT_FEATURE_FLAGS="${OPT_FEATURE_FLAGS} -DSQLITE_OMIT_JSON"
else
  AC_MSG_RESULT([yes])
fi

########
# The --enable-all argument is short-hand to enable
# multiple extensions.
AC_ARG_ENABLE(all, AS_HELP_STRING([--enable-all],
      [Enable FTS4, FTS5, Geopoly, RTree, Sessions]))

##########
# Do we want to support memsys3 and/or memsys5
#
AC_ARG_ENABLE(memsys5, 
  AS_HELP_STRING([--enable-memsys5],[Enable MEMSYS5]))
AC_MSG_CHECKING([whether to support MEMSYS5])
if test "${enable_memsys5}" = "yes"; then
  OPT_FEATURE_FLAGS="${OPT_FEATURE_FLAGS} -DSQLITE_ENABLE_MEMSYS5"
  AC_MSG_RESULT([yes])
else
  AC_MSG_RESULT([no])
fi
AC_ARG_ENABLE(memsys3, 
  AS_HELP_STRING([--enable-memsys3],[Enable MEMSYS3]))
AC_MSG_CHECKING([whether to support MEMSYS3])
if test "${enable_memsys3}" = "yes" -a "${enable_memsys5}" = "no"; then
  OPT_FEATURE_FLAGS="${OPT_FEATURE_FLAGS} -DSQLITE_ENABLE_MEMSYS3"
  AC_MSG_RESULT([yes])
else
  AC_MSG_RESULT([no])
fi

#########
# See whether we should enable Full Text Search extensions
AC_ARG_ENABLE(fts3, AS_HELP_STRING([--enable-fts3],
      [Enable the FTS3 extension]))
AC_MSG_CHECKING([whether to support FTS3])
if test "${enable_fts3}" = "yes" ; then
  OPT_FEATURE_FLAGS="${OPT_FEATURE_FLAGS} -DSQLITE_ENABLE_FTS3"
  AC_MSG_RESULT([yes])
else
  AC_MSG_RESULT([no])
fi
AC_ARG_ENABLE(fts4, AS_HELP_STRING([--enable-fts4],
      [Enable the FTS4 extension]))
AC_MSG_CHECKING([whether to support FTS4])
if test "${enable_fts4}" = "yes" -o "${enable_all}" = "yes" ; then
  AC_MSG_RESULT([yes])
  OPT_FEATURE_FLAGS="${OPT_FEATURE_FLAGS} -DSQLITE_ENABLE_FTS4"
  AC_SEARCH_LIBS([log],[m])
else
  AC_MSG_RESULT([no])
fi
AC_ARG_ENABLE(fts5, AS_HELP_STRING([--enable-fts5],
      [Enable the FTS5 extension]))
AC_MSG_CHECKING([whether to support FTS5])
if test "${enable_fts5}" = "yes" -o "${enable_all}" = "yes" ; then
  AC_MSG_RESULT([yes])
  OPT_FEATURE_FLAGS="${OPT_FEATURE_FLAGS} -DSQLITE_ENABLE_FTS5"
  AC_SEARCH_LIBS([log],[m])
else
  AC_MSG_RESULT([no])
fi

#########
# See whether we should enable the LIMIT clause on UPDATE and DELETE
# statements.
AC_ARG_ENABLE(update-limit, AS_HELP_STRING([--enable-update-limit],
      [Enable the UPDATE/DELETE LIMIT clause]))
AC_MSG_CHECKING([whether to support LIMIT on UPDATE and DELETE statements])
if test "${enable_update_limit}" = "yes" ; then
  OPT_FEATURE_FLAGS="${OPT_FEATURE_FLAGS} -DSQLITE_ENABLE_UPDATE_DELETE_LIMIT"
  AC_MSG_RESULT([yes])
else
  AC_MSG_RESULT([no])
fi

#########
# See whether we should enable GEOPOLY
AC_ARG_ENABLE(geopoly, AS_HELP_STRING([--enable-geopoly],
      [Enable the GEOPOLY extension]),
      [enable_geopoly=yes],[enable_geopoly=no])
AC_MSG_CHECKING([whether to support GEOPOLY])
if test "${enable_geopoly}" = "yes" -o "${enable_all}" = "yes" ; then
  OPT_FEATURE_FLAGS="${OPT_FEATURE_FLAGS} -DSQLITE_ENABLE_GEOPOLY"
  enable_rtree=yes
  AC_MSG_RESULT([yes])
else
  AC_MSG_RESULT([no])
fi

#########
# See whether we should enable RTREE
AC_ARG_ENABLE(rtree, AS_HELP_STRING([--enable-rtree],
      [Enable the RTREE extension]))
AC_MSG_CHECKING([whether to support RTREE])
if test "${enable_rtree}" = "yes" ; then
  OPT_FEATURE_FLAGS="${OPT_FEATURE_FLAGS} -DSQLITE_ENABLE_RTREE"
  AC_MSG_RESULT([yes])
else
  AC_MSG_RESULT([no])
fi

#########
# See whether we should enable the SESSION extension
AC_ARG_ENABLE(session, AS_HELP_STRING([--enable-session],
      [Enable the SESSION extension]))
AC_MSG_CHECKING([whether to support SESSION])
if test "${enable_session}" = "yes" -o "${enable_all}" = "yes" ; then
  OPT_FEATURE_FLAGS="${OPT_FEATURE_FLAGS} -DSQLITE_ENABLE_SESSION"
  OPT_FEATURE_FLAGS="${OPT_FEATURE_FLAGS} -DSQLITE_ENABLE_PREUPDATE_HOOK"
  AC_MSG_RESULT([yes])
else

  esac
done
BUILD_CFLAGS=$ac_temp_BUILD_CFLAGS


#########
# See whether we should use GCOV
AC_ARG_ENABLE(gcov, AS_HELP_STRING([--enable-gcov],
      [Enable coverage testing using gcov]))
if test "${use_gcov}" = "yes" ; then
  USE_GCOV=1
else
  USE_GCOV=0
fi
AC_SUBST(USE_GCOV)

# Output the config header
AC_CONFIG_HEADERS(sqlite_cfg.h)

#########
# Generate the output files.
#
AC_SUBST(BUILD_CFLAGS)
AC_CONFIG_FILES([
Makefile
sqlite3.pc
])
AC_OUTPUT

#include <sys/stat.h>    /* amalgamator: keep */
#include <fcntl.h>
#include <sys/ioctl.h>
#include <unistd.h>      /* amalgamator: keep */
#include <time.h>
#include <sys/time.h>    /* amalgamator: keep */
#include <errno.h>
#if (!defined(SQLITE_OMIT_WAL) || SQLITE_MAX_MMAP_SIZE>0) \
  && !defined(SQLITE_WASI)
# include <sys/mman.h>
#endif

#if SQLITE_ENABLE_LOCKING_STYLE
# include <sys/ioctl.h>
# include <sys/file.h>
# include <sys/param.h>

#define MAX_PATHNAME 512

/*
** Maximum supported symbolic links
*/
#define SQLITE_MAX_SYMLINKS 100

/*
** Remove and stub certain info for WASI (WebAssembly System
** Interface) builds.
*/
#ifdef SQLITE_WASI
# undef HAVE_FCHMOD
# undef HAVE_FCHOWN
# undef HAVE_MREMAP
# define HAVE_MREMAP 0
# ifndef SQLITE_DEFAULT_UNIX_VFS
#  define SQLITE_DEFAULT_UNIX_VFS "unix-dotfile"
   /* ^^^ should SQLITE_DEFAULT_UNIX_VFS be "unix-none"? */
# endif
# ifndef F_RDLCK
#  define F_RDLCK 0
#  define F_WRLCK 1
#  define F_UNLCK 2
#  if __LONG_MAX == 0x7fffffffL
#   define F_GETLK 12
#   define F_SETLK 13
#   define F_SETLKW 14
#  else
#   define F_GETLK 5
#   define F_SETLK 6
#   define F_SETLKW 7
#  endif
# endif
#else /* !SQLITE_WASI */
# ifndef HAVE_FCHMOD
#  define HAVE_FCHMOD
# endif
#endif /* SQLITE_WASI */

#ifdef SQLITE_WASI
# define osGetpid(X) (pid_t)1
#else
/* Always cast the getpid() return type for compatibility with
** kernel modules in VxWorks. */
# define osGetpid(X) (pid_t)getpid()
#endif

/*
** Only set the lastErrno if the error code is a real error and not 
** a normal expected return code of SQLITE_BUSY or SQLITE_OK
*/
#define IS_LOCK_ERROR(x)  ((x != SQLITE_OK) && (x != SQLITE_BUSY))

  { "pwrite64",     (sqlite3_syscall_ptr)pwrite64,   0  },
#else
  { "pwrite64",     (sqlite3_syscall_ptr)0,          0  },
#endif
#define osPwrite64  ((ssize_t(*)(int,const void*,size_t,off64_t))\
                    aSyscall[13].pCurrent)

#if defined(HAVE_FCHMOD)
  { "fchmod",       (sqlite3_syscall_ptr)fchmod,          0  },
#else
  { "fchmod",       (sqlite3_syscall_ptr)0,               0  },
#endif
#define osFchmod    ((int(*)(int,mode_t))aSyscall[14].pCurrent)

#if defined(HAVE_POSIX_FALLOCATE) && HAVE_POSIX_FALLOCATE
  { "fallocate",    (sqlite3_syscall_ptr)posix_fallocate,  0 },
#else
  { "fallocate",    (sqlite3_syscall_ptr)0,                0 },
#endif

#if defined(HAVE_FCHOWN)
  { "geteuid",      (sqlite3_syscall_ptr)geteuid,         0 },
#else
  { "geteuid",      (sqlite3_syscall_ptr)0,               0 },
#endif
#define osGeteuid   ((uid_t(*)(void))aSyscall[21].pCurrent)

#if (!defined(SQLITE_OMIT_WAL) || SQLITE_MAX_MMAP_SIZE>0) \
  && !defined(SQLITE_WASI)
  { "mmap",         (sqlite3_syscall_ptr)mmap,            0 },
#else
  { "mmap",         (sqlite3_syscall_ptr)0,               0 },
#endif
#define osMmap ((void*(*)(void*,size_t,int,int,int,off_t))aSyscall[22].pCurrent)

#if (!defined(SQLITE_OMIT_WAL) || SQLITE_MAX_MMAP_SIZE>0) \
  && !defined(SQLITE_WASI)
  { "munmap",       (sqlite3_syscall_ptr)munmap,          0 },
#else
  { "munmap",       (sqlite3_syscall_ptr)0,               0 },
#endif
#define osMunmap ((int(*)(void*,size_t))aSyscall[23].pCurrent)

#if HAVE_MREMAP && (!defined(SQLITE_OMIT_WAL) || SQLITE_MAX_MMAP_SIZE>0)

# include "sqlite3userauth.h"
#endif
#include <ctype.h>
#include <stdarg.h>

#if !defined(_WIN32) && !defined(WIN32)
# include <signal.h>
# if !defined(__RTP__) && !defined(_WRS_KERNEL) && !defined(SQLITE_WASI)
#  include <pwd.h>
# endif
#endif
#if (!defined(_WIN32) && !defined(WIN32)) || defined(__MINGW32__)
# include <unistd.h>
# include <dirent.h>
# define GETPID getpid

#  undef pclose
#  define pclose _pclose
# endif
#else
 /* Make sure isatty() has a prototype. */
 extern int isatty(int);

# if !defined(__RTP__) && !defined(_WRS_KERNEL) && !defined(SQLITE_WASI)
  /* popen and pclose are not C89 functions and so are
  ** sometimes omitted from the <stdio.h> header */
   extern FILE *popen(const char*,const char*);
   extern int pclose(FILE*);
# else
#  define SQLITE_OMIT_POPEN 1
# endif

    free(home_dir);
    home_dir = 0;
    return 0;
  }
  if( home_dir ) return home_dir;

#if !defined(_WIN32) && !defined(WIN32) && !defined(_WIN32_WCE) \
     && !defined(__RTP__) && !defined(_WRS_KERNEL) && !defined(SQLITE_WASI)
  {
    struct passwd *pwent;
    uid_t uid = getuid();
    if( (pwent=getpwuid(uid)) != NULL) {
      home_dir = pwent->pw_dir;
    }
  }

/*
** Undo the hack that converts floating point types to integer for
** builds on processors without floating point support.
*/
#ifdef SQLITE_OMIT_FLOATING_POINT
# undef double
#endif

#if defined(__wasi__)
# undef SQLITE_WASI
# define SQLITE_WASI 1
# undef SQLITE_OMIT_WAL
# define SQLITE_OMIT_WAL 1/* because it requires shared memory APIs */
# ifndef SQLITE_OMIT_LOAD_EXTENSION
#  define SQLITE_OMIT_LOAD_EXTENSION
# endif
# ifndef SQLITE_THREADSAFE
#  define SQLITE_THREADSAFE 0
# endif
#endif

#ifdef __cplusplus
}  /* End of the 'extern "C"' block */
#endif
#endif /* SQLITE3_H */