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# autoconf script
AC_PREREQ([2.65])
AC_INIT(sb-signtool, 0.9-preview, matthew.vaught@ibm.com)
AM_INIT_AUTOMAKE([foreign])
AC_CONFIG_HEADERS([config.h])
AC_CONFIG_MACRO_DIR([m4])
AC_CANONICAL_HOST
# Checks for programs.
AC_PROG_CC
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_LIBTOOL
# Check for headers
AC_HEADER_STDC
# Check endianness
AC_MSG_CHECKING([system endianness])
AC_PREPROC_IFELSE(
[AC_LANG_PROGRAM([[#include <endian.h>]],
[[#if __BYTE_ORDER != __LITTLE_ENDIAN]]
[[#error]]
[[#endif]])],
endian=little
little_endian=1
big_endian=0)
AC_PREPROC_IFELSE(
[AC_LANG_PROGRAM([[#include <endian.h>]],
[[#if __BYTE_ORDER != __BIG_ENDIAN]]
[[#error]]
[[#endif]])],
endian=big
little_endian=0
big_endian=1)
if test x"$endian" != "xbig" -a x"$endian" != "xlittle"; then
AC_MSG_ERROR([Can't determine endianness; is endian.h present?])
fi
AC_MSG_RESULT($endian)
AC_DEFINE_UNQUOTED(HAVE_LITTLE_ENDIAN, $little_endian, [Little-endian system])
AC_DEFINE_UNQUOTED(HAVE_BIG_ENDIAN, $big_endian, [Big-endian system])
# Openssl checks
PKG_CHECK_MODULES(OPENSSL, [ openssl >= 1.0.1 ])
AC_SUBST(OPENSSL_CFLAGS)
AC_SUBST(OPENSSL_LIBS)
AC_CHECK_HEADER(unistd.h)
AC_CHECK_HEADERS(openssl/ec.h)
AC_CHECK_HEADERS(openssl/ecdsa.h)
AC_CHECK_HEADERS(openssl/pem.h)
AC_CHECK_HEADERS(openssl/sha.h)
# Compiler flags
AM_CPPFLAGS="-Wall -Wextra"
AC_SUBST(AM_CPPFLAGS)
AC_CONFIG_FILES([Makefile])
AC_OUTPUT
# Done.
echo
echo "Configuration: done."
echo
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