tinc/configure.in

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dnl Process this file with autoconf to produce a configure script.
AC_INIT(src/tincd.c)
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AM_INIT_AUTOMAKE(tinc, 1.0)
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AM_CONFIG_HEADER(config.h)
dnl Include the macros from the m4/ directory
AM_ACLOCAL_INCLUDE(m4)
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# Enable GNU extensions.
# Define this here, not in acconfig's @TOP@ section, since definitions
# in the latter don't make it into the configure-time tests.
AC_DEFINE([_GNU_SOURCE])
AC_DEFINE([__USE_BSD])
dnl Checks for programs.
AC_PROG_CC
AC_PROG_CPP
AC_PROG_GCC_TRADITIONAL
AC_PROG_AWK
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
jm_PERL
AM_PROG_LIBTOOL
dnl Checks for libraries.
dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(fcntl.h limits.h sys/ioctl.h syslog.h unistd.h gmp.h gmp2/gmp.h \
sys/time.h)
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_C_BIGENDIAN
AC_TYPE_PID_T
AC_TYPE_SIZE_T
AC_HEADER_TIME
AC_STRUCT_TM
dnl Checks for library functions.
AC_FUNC_MEMCMP
AC_FUNC_ALLOCA
AC_TYPE_SIGNAL
AC_CHECK_FUNCS(ftime socket select strtol strerror)
jm_FUNC_MALLOC
jm_FUNC_REALLOC
# Check for the GNU Multi Precision Library
libgmp=none
AC_CHECK_LIB(gmp2, mpz_powm, [
libgmp=gmp2
])
AC_CHECK_LIB(gmp, mpz_powm, [
libgmp=gmp
])
if test $libgmp = none; then
AC_MSG_ERROR(libgmp is not installed. Please grab it from your
nearest GNU mirror and install it (see README))
else
LIBS="$LIBS -l$libgmp"
fi
AC_OUTPUT([Makefile src/Makefile cipher/Makefile cipher/blowfish/Makefile
doc/Makefile lib/Makefile m4/Makefile redhat/Makefile])