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path: root/Build/source/libs/t1lib/configure.in
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AC_REVISION([configure.in 1.00])
AC_INIT(t1base.c)
AC_CONFIG_HEADERS(sysconf.h:sysconf.h.in)
AC_CONFIG_AUX_DIR(../../config)

define( MACRO_T1LIB_LT_CURRENT, 5)
define( MACRO_T1LIB_LT_REVISION, 2)
define( MACRO_T1LIB_LT_AGE, 0)


dnl  -----------------------------------------------------------
dnl  -----------------------------------------------------------
dnl
dnl         Do not change anything below this line!
dnl
dnl  -----------------------------------------------------------
dnl  -----------------------------------------------------------

dnl Build version string and setup stuff to be substituted in
dnl Makefile's and t1lib.h
define( MACRO_T1LIB_IDENTIFIER, "builtin(eval, MACRO_T1LIB_LT_CURRENT - MACRO_T1LIB_LT_AGE).builtin(eval, MACRO_T1LIB_LT_AGE).builtin(eval, MACRO_T1LIB_LT_REVISION)")

T1LIB_LT_CURRENT=builtin(eval, MACRO_T1LIB_LT_CURRENT) 
T1LIB_LT_REVISION=builtin(eval, MACRO_T1LIB_LT_REVISION) 
T1LIB_LT_AGE=builtin(eval, MACRO_T1LIB_LT_AGE) 
T1LIB_IDENTIFIER=MACRO_T1LIB_IDENTIFIER

T1LIB_VERSION=builtin(eval, MACRO_T1LIB_LT_CURRENT - MACRO_T1LIB_LT_AGE) 
T1LIB_REVISION=builtin(eval, MACRO_T1LIB_LT_AGE) 
T1LIB_PATCHLEVEL=builtin(eval, MACRO_T1LIB_LT_REVISION) 
T1LIB_VERSIONSTRING=\"MACRO_T1LIB_IDENTIFIER\"

T1LIB_DATA_DIR="${datadir}/t1lib"

dnl The following variables should be used

AC_SUBST(T1LIB_LT_CURRENT)
AC_SUBST(T1LIB_LT_REVISION)
AC_SUBST(T1LIB_LT_AGE)
AC_SUBST(T1LIB_DATA_DIR)
AC_SUBST(T1LIB_IDENTIFIER)

AC_SUBST(T1LIB_VERSION)
AC_SUBST(T1LIB_REVISION)
AC_SUBST(T1LIB_PATCHLEVEL)
AC_SUBST(T1LIB_VERSIONSTRING)
	
	
AC_SUBST(T1_AA_TYPE16)
AC_SUBST(T1_AA_TYPE32)
AC_SUBST(T1_AA_TYPE64)

AC_PROG_MAKE_SET
AC_PROG_CC
AC_PROG_CPP
AC_PATH_XTRA
AC_PROG_INSTALL
AC_PROG_RANLIB

sinclude(../../texk/kpathsea/withenable.ac)

dnl **** Check for some compiler/system characteristics
AC_C_CHAR_UNSIGNED
AC_CHECK_SIZEOF(char,0)
AC_CHECK_SIZEOF(short,0)
AC_CHECK_SIZEOF(int,0)
AC_CHECK_SIZEOF(long,0)
AC_CHECK_SIZEOF(long long,0)
AC_CHECK_SIZEOF(float,0)
AC_CHECK_SIZEOF(double,0)
AC_CHECK_SIZEOF(long double,0)
AC_CHECK_SIZEOF(void *,0)

dnl **** Check for gcc strength-reduce bug ****
if test "x${GCC}" = "xyes"
then
  CFLAGS="$CFLAGS"
  AC_CACHE_CHECK( "for gcc strength-reduce bug", ac_cv_c_gcc_strength_bug,
                  AC_TRY_RUN([
int main(void) {
  static int Array[[3]];
  unsigned int B = 3;
  int i;
  for(i=0; i<B; i++) Array[[i]] = i - 3;
  exit( Array[[1]] != -2 );
}],
    ac_cv_c_gcc_strength_bug="no",
    ac_cv_c_gcc_strength_bug="yes",
    ac_cv_c_gcc_strength_bug="yes") )
  if test "$ac_cv_c_gcc_strength_bug" = "yes"
  then
    CFLAGS="$CFLAGS -fno-strength-reduce"
  fi
fi

dnl **** Check for underscore on external symbols ****

AC_CACHE_CHECK("whether external symbols need an underscore prefix",
               ac_cv_c_extern_prefix,
[saved_libs=$LIBS
LIBS="conftest_asm.s $LIBS"
cat > conftest_asm.s <<EOF
	.globl _ac_test
_ac_test:
	.long 0
EOF
AC_TRY_LINK([extern int ac_test;],[if (ac_test) return 1],
            ac_cv_c_extern_prefix="yes",ac_cv_c_extern_prefix="no")
LIBS=$saved_libs])
if test "$ac_cv_c_extern_prefix" = "yes"
then
  AC_DEFINE(NEED_UNDERSCORE_PREFIX)
fi
	
dnl **** Check which ANSI integer type is 16 bit 
AC_CACHE_CHECK( "which ANSI integer type is 16 bit", ac_16bit_type,
		AC_TRY_RUN([
int main(void) {
  if (sizeof(short)==2)
    return(0);
  else if (sizeof(int)==2)
    return(1);
  else
    return(2);
}], ac_16bit_type="short", ac_16bit_type="int", ac_16bit_type=))
if test "$ac_16bit_type" = "short"
then
  T1_AA_TYPE16="-DT1_AA_TYPE16=short"
else
  T1_AA_TYPE16="-DT1_AA_TYPE16=int"
fi


dnl **** Check which ANSI integer type is 32 bit 
AC_CACHE_CHECK( "which ANSI integer type is 32 bit", ac_32bit_type,
		AC_TRY_RUN([
int main(void) {
  if (sizeof(int)==4)
    return(0);
  else if (sizeof(long)==4)
    return(1);
  else
    return(2);
}], ac_32bit_type="int", ac_32bit_type="long", ac_32bit_type=))
if test "$ac_32bit_type" = "int"
then
  T1_AA_TYPE32="-DT1_AA_TYPE32=int"
else
  T1_AA_TYPE32="-DT1_AA_TYPE32=long"
fi


dnl **** Check which ANSI integer type is 64 bit 
AC_CACHE_CHECK( "which ANSI integer type is 64 bit", ac_64bit_type,
		AC_TRY_RUN([
int main(void) {
  if (sizeof(long)==8)
    return(0);
  else
    return(1);
}], ac_64bit_type="long", ac_64bit_type="<none>"))
if test "$ac_64bit_type" = "long"
then
  T1_AA_TYPE64="-DT1_AA_TYPE64=long"
else
  T1_AA_TYPE64=
fi

AC_SUBST(T1LIB_IDENTIFIER)
AC_SUBST(T1LIB_DATA_DIR)

dnl **** Check for functions and header files ****

AC_HEADER_STAT()
AC_C_CONST()
AC_TYPE_SIZE_T()

KPSE_CONFIG_FILES([Makefile])
AC_OUTPUT