configure.ac

   1 #                                               -*- Autoconf -*-
   2 # Process this file with autoconf to produce a configure script.
   3
   4 AC_PREREQ(2.59)
   5 AC_INIT([libmowgli-2], [2.1.0], [https://github.com/atheme/libmowgli-2])
   6 AC_CONFIG_SRCDIR([src])
   7 AC_CONFIG_HEADER([src/libmowgli/platform/autoconf.h])
   8
   9 AC_CANONICAL_HOST
  10 AC_CANONICAL_TARGET
  11
  12 AC_PROG_CC
  13 AC_PROG_CPP
  14 AC_PROG_INSTALL
  15 AC_PROG_LN_S
  16
  17 AC_PROG_CC_C99
  18 AS_IF([test "x$ac_cv_prog_cc_c99" = "xno"], [
  19    AC_MSG_ERROR([C compiler does not support C99], 1)
  20 ])
  21
  22 MORECFLAGS="-pipe -Wall -Wextra -Wno-unused-value -Wno-unused-parameter -Wno-missing-field-initializers"
  23 AS_IF([test "x$GCC" = "xyes"], [
  24    CFLAGS="$CFLAGS $MORECFLAGS"
  25 ])
  26
  27 AC_CHECK_HEADERS([poll.h winsock2.h sys/epoll.h sys/select.h sys/pstat.h sys/prctl.h])
  28 AC_CHECK_FUNCS([fcntl kqueue mmap select dispatch_block port_create setproctitle pstat])
  29
  30 AC_CACHE_CHECK([for PS_STRINGS], [pgac_cv_var_PS_STRINGS],
  31 [AC_TRY_LINK(
  32 [#include <machine/vmparam.h>
  33 #include <sys/exec.h>
  34 ],
  35 [PS_STRINGS->ps_nargvstr = 1;
  36 PS_STRINGS->ps_argvstr = "foo";],
  37 [pgac_cv_var_PS_STRINGS=yes],
  38 [pgac_cv_var_PS_STRINGS=no])])
  39 if test "$pgac_cv_var_PS_STRINGS" = yes ; then
  40   AC_DEFINE([HAVE_PS_STRINGS], [], [Define to 1 if the PS_STRINGS struct exists on your platform (likely no).])
  41 fi
  42
  43 AC_PATH_PROG(AR, ar)
  44 AC_PATH_PROG(RANLIB, ranlib)
  45
  46 LIBMOWGLI_MODULES="core base container dns eventloop ext linebuf module object platform thread vio"
  47 AC_SUBST(LIBMOWGLI_MODULES)
  48
  49 LIBMOWGLI_MODULE_BUILD="$(echo && echo x)"
  50 LIBMOWGLI_MODULE_BUILD="${LIBMOWGLI_MODULE_BUILD%x}"
  51
  52 LIBMOWGLI_SHARED_MODULES=""
  53 AC_ARG_ENABLE([shared], [AS_HELP_STRING([--disable-shared], [do not build shared library])])
  54 AS_IF([test x"$enable_shared" != x"no"], [
  55    BUILDSYS_SHARED_LIB
  56    BUILDSYS_PROG_IMPLIB
  57    AC_SUBST([LIBMOWGLI_SHARED_LIB], [${LIB_PREFIX}mowgli-2${LIB_SUFFIX}])
  58
  59    for i in $LIBMOWGLI_MODULES
  60    do
  61       UPPER="[$(echo $i | tr '[:lower:]' '[:upper:]')]"
  62       LIBMOWGLI_SHARED_MODULES="$LIBMOWGLI_SHARED_MODULES $i/mowgli.$i.lib.a"
  63       LIBMOWGLI_MODULE_BUILD="$LIBMOWGLI_MODULE_BUILD$(echo LIBMOWGLI_SHARED_$UPPER = mowgli.$i.lib.a && echo x)"
  64       LIBMOWGLI_MODULE_BUILD="${LIBMOWGLI_MODULE_BUILD%x}"
  65    done
  66 ])
  67
  68 LIBMOWGLI_STATIC_MODULES=""
  69 AC_ARG_ENABLE([static], [AS_HELP_STRING([--enable-static], [build static library])])
  70 AS_IF([test x"$enable_static" = x"yes" -o x"$enable_shared" = x"no"], [
  71    AC_SUBST([LIBMOWGLI_STATIC_LIB], [libmowgli-2.a])
  72
  73    for i in $LIBMOWGLI_MODULES
  74    do
  75       UPPER="[$(echo $i | tr '[:lower:]' '[:upper:]')]"
  76       LIBMOWGLI_STATIC_MODULES="$LIBMOWGLI_STATIC_MODULES $i/mowgli.$i.a"
  77       LIBMOWGLI_MODULE_BUILD="$LIBMOWGLI_MODULE_BUILD$(echo LIBMOWGLI_STATIC_$UPPER = mowgli.$i.a && echo x)"
  78       LIBMOWGLI_MODULE_BUILD="${LIBMOWGLI_MODULE_BUILD%x}"
  79    done
  80 ])
  81
  82 AC_MSG_CHECKING(OS type)
  83 case "$target" in
  84 *-*-mingw32)
  85    AC_MSG_RESULT([win32])
  86    LIBMOWGLI_OS="win32"
  87
  88    LIBS="$LIBS -lwsock32 -lws2_32"
  89
  90    AS_IF([test x"$LIBMOWGLI_SHARED_MODULES" != x""], [
  91       LIBMOWGLI_SHARED_MODULES="$LIBMOWGLI_SHARED_MODULES platform/win32/mowgli.platform.win32.lib.a"
  92       LIBMOWGLI_MODULE_BUILD="$LIBMOWGLI_MODULE_BUILD$(echo LIBMOWGLI_SHARED_PLATFORM_WIN32 = mowgli.platform.win32.lib.a && echo x)"
  93       LIBMOWGLI_MODULE_BUILD="${LIBMOWGLI_MODULE_BUILD%x}"
  94    ])
  95
  96    AS_IF([test x"$LIBMOWGLI_STATIC_MODULES" != x""], [
  97       LIBMOWGLI_STATIC_MODULES="$LIBMOWGLI_STATIC_MODULES platform/win32/mowgli.platform.win32.a"
  98       LIBMOWGLI_MODULE_BUILD="$LIBMOWGLI_MODULE_BUILD$(echo LIBMOWGLI_STATIC_PLATFORM_WIN32 = mowgli.platform.win32.a && echo x)"
  99       LIBMOWGLI_MODULE_BUILD="${LIBMOWGLI_MODULE_BUILD%x}"
 100    ])
 101    ;;
 102 *)
 103    AC_MSG_RESULT([posix])
 104    LIBMOWGLI_OS="posix"
 105
 106    ACX_PTHREAD
 107    CPPFLAGS="$CFLAGS $PTHREAD_CFLAGS"
 108    LIBS="$PTHREAD_LIBS $LIBS"
 109    AC_CHECK_LIB(dl, dlopen, [LIBS="$LIBS -ldl"])
 110    AC_CHECK_LIB(rt, clock_gettime, [LIBS="$LIBS -lrt"])
 111    ;;
 112 esac
 113 AC_SUBST([LIBMOWGLI_OS])
 114 AC_SUBST([LIBMOWGLI_SHARED_MODULES])
 115 AC_SUBST([LIBMOWGLI_STATIC_MODULES])
 116 AC_SUBST([LIBMOWGLI_MODULE_BUILD])
 117
 118 OPENSSL="no"
 119 AX_CHECK_OPENSSL([
 120    OPENSSL="yes"
 121    AC_DEFINE(HAVE_OPENSSL,[1], [Define to 1 if OpenSSL is available])
 122 ])
 123 AS_IF([test x"$OPENSSL" = x"yes"], [
 124    LIBS="$LIBS $OPENSSL_LIBS"
 125    LDFLAGS="$LDFLAGS $OPENSSL_LDFLAGS"
 126    CPPFLAGS="$CPPFLAGS $OPENSSL_INCLUDES"
 127 ])
 128
 129 EXAMPLES_BUILD=""
 130 EXAMPLES="no"
 131 AC_ARG_ENABLE([examples], [AS_HELP_STRING([--enable-examples], [build examples])])
 132 AS_IF([test x"$enable_examples" = x"yes"], [
 133    EXAMPLES_BUILD="examples"
 134    EXAMPLES="yes"
 135 ])
 136
 137 AC_SUBST(EXAMPLES_BUILD)
 138
 139 BUILDSYS_INIT
 140 BUILDSYS_TOUCH_DEPS
 141
 142 AC_CONFIG_FILES([buildsys.mk extra.mk libmowgli-2.pc])
 143 AC_OUTPUT
 144
 145 cat << _EOF_
 146
 147 Configuration:
 148    OpenSSL support: ${OPENSSL}
 149    Examples: ${EXAMPLES}
 150
 151 Now type "make" to build, and "make install" to install.
 152 Thank you for using libmowgli.
 153
 154 _EOF_