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dnl Check if we want to compile against an installed kpathsea library
EXTRA_LIBKPATHSEA_INCLUDE=
EXTRA_LIBKPATHSEA_LIBDIR=
if test "$with_system_kpathsea" = yes; then
if test "x$with_kpathsea_libdir" != x; then
EXTRA_LIBKPATHSEA_LIBDIR="-L$with_kpathsea_libdir"
fi
if test "x$with_kpathsea_include" != x; then
EXTRA_LIBKPATHSEA_INCLUDE="-I$with_kpathsea_include"
fi
fi
if test "$with_system_kpathsea" = yes; then
OLD_LDFLAGS=$LDFLAGS
OLD_CPP=$CPP
OLD_CPPFLAGS=$CPPFLAGS
OLD_LIBS=$LIBS
LDFLAGS="$LDFLAGS $EXTRA_LIBKPATHSEA_LIBDIR"
CPP="$CPP $EXTRA_LIBKPATHSEA_INCLUDE"
CPPFLAGS="$EXTRA_LIBKPATHSEA_INCLUDE"
AC_MSG_CHECKING(whether kpathsea defines kpse_enc_format)
AC_TRY_COMPILE([#include "kpathsea/kpathsea.h"
], [kpse_file_format_type mytype = kpse_enc_format;
], have_good_kpathsea=yes, have_good_kpathsea=no)
if test $have_good_kpathsea = no; then
AC_MSG_RESULT(no)
AC_MSG_WARN(kpathsea library is not recent enough; will compile my own)
with_system_kpathsea=no
else
AC_MSG_RESULT(yes)
fi
LDFLAGS=$OLD_LDFLAGS
CPP=$OLD_CPP
CPPFLAGS=$OLD_CPPFLAGS
LIBS=$OLD_LIBS
fi
if test "$with_system_kpathsea" = yes; then
LIBKPATHSEACPPFLAGS="$EXTRA_LIBKPATHSEA_INCLUDE"
LDLIBKPATHSEA="$EXTRA_LIBKPATHSEA_LIBDIR -lkpathsea"
LIBKPATHSEADEP=
using_system_kpathsea=yes
else
LIBKPATHSEACPPFLAGS='-I$(kpathsea_dir)'
LDLIBKPATHSEA='$(kpathsea_dir)/libkpathsea.la'
LIBKPATHSEADEP='$(kpathsea_dir)/libkpathsea.la'
using_system_kpathsea=no
fi
AC_SUBST(LIBKPATHSEACPPFLAGS)
AC_SUBST(LDLIBKPATHSEA)
AC_SUBST(LIBKPATHSEADEP)
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