codecrypt/configure.ac at master · RoPe93/codecrypt · GitHub

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AC_PREREQ(2.6)
AC_INIT([codecrypt], [1.6.1])
AC_CONFIG_AUX_DIR(.) # because of libtoolize
AC_CONFIG_MACRO_DIR([m4])

AM_INIT_AUTOMAKE()
m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES])

LT_INIT

AM_PROG_CC_C_O
AC_PROG_CXX
AC_PROG_CPP
AC_PROG_INSTALL

#check for compilable GMP presence
AC_CHECK_HEADERS([gmp.h], , AC_MSG_ERROR([Codecrypt requires gmp.h]))
AC_CHECK_LIB(gmp, __gmpz_init, , AC_MSG_ERROR([Codecrypt requires libgmp]))

#check whether to build with crypto++
AC_ARG_WITH([cryptopp],
	AC_HELP_STRING([--with-cryptopp],[Build algorithms that need Crypto++ support]),
	[WITH_CRYPTOPP=$withval],
	[WITH_CRYPTOPP=yes])

#and check crypto++
if test "$WITH_CRYPTOPP" = "yes"; then

	AC_LANG_PUSH([C++])
	AC_CHECK_HEADERS([crypto++/sha.h crypto++/tiger.h crypto++/ripemd.h], , AC_MSG_ERROR([Codecrypt requires Crypto++]))
	AC_LANG_POP([C++])

	AC_DEFINE([HAVE_CRYPTOPP], [1])
	AC_SUBST([CRYPTOPP_LIBS], [-lcryptopp])
else
	AC_DEFINE([HAVE_CRYPTOPP], [0])
fi

#check for standard functions
AC_CHECK_FUNCS([memset mkdir], , AC_MSG_ERROR([Required function missing]))

#unixy headers
AC_CHECK_HEADERS([fcntl.h inttypes.h stddef.h stdlib.h string.h sys/file.h unistd.h], , AC_MSG_ERROR([Required header file missing]))

#other used stuff
AC_CHECK_HEADER_STDBOOL
AC_C_INLINE
AC_TYPE_SIZE_T
AC_TYPE_UINT32_T
AC_TYPE_UINT64_T
AC_TYPE_UINT8_T

AC_CONFIG_FILES([Makefile])
AC_OUTPUT