configure.in

   1 ad
   2 dnl Process this file with autoconf to produce a configure script.
   3 dnl The ONLY thing this is used for is to configure for different
   4 dnl linux architectures and configurations, it is not used to make the
   5 dnl code more portable
   6
   7 dnl You MUST have an environment that has all the POSIX functions and
   8 dnl some of the more populare bsd/sysv ones (like select). You'll also
   9 dnl need a C++ compiler that is semi-standard conformant, exceptions are
  10 dnl not used but STL is.
  11
  12 dnl 'make -f Makefile startup' will generate the configure file from
  13 dnl configure.in correctly and can be run at any time
  14
  15 AC_PREREQ(2.50)
  16 AC_INIT(configure.in)
  17 AC_CONFIG_AUX_DIR(buildlib)
  18 AC_CONFIG_HEADER(include/config.h:buildlib/config.h.in include/apti18n.h:buildlib/apti18n.h.in)
  19
  20 dnl -- SET THIS TO THE RELEASE VERSION --
  21 AC_DEFINE_UNQUOTED(VERSION,"0.7.25")
  22 PACKAGE="apt"
  23 AC_DEFINE_UNQUOTED(PACKAGE,"$PACKAGE")
  24 AC_SUBST(PACKAGE)
  25
  26 dnl Check the archs, we want the target type.
  27 AC_CANONICAL_SYSTEM
  28
  29 dnl Check our C compiler
  30 AC_CHECK_TOOL_PREFIX
  31 AC_PROG_CC
  32 AC_ISC_POSIX
  33
  34 dnl Check for other programs
  35 AC_PROG_CXX
  36 AC_PROG_CPP
  37 AC_PROG_RANLIB
  38 AC_CHECK_TOOL(AR,ar,"ar")
  39
  40 dnl Checks for sockets
  41 SAVE_LIBS="$LIBS"
  42 LIBS=""
  43 AC_SEARCH_LIBS(gethostbyname,nsl)
  44 AC_SEARCH_LIBS(connect,socket)
  45 SOCKETLIBS="$LIBS"
  46 AC_SUBST(SOCKETLIBS)
  47 LIBS="$SAVE_LIBS"
  48
  49 dnl Checks for pthread -- disabled due to glibc bugs jgg
  50 dnl AC_CHECK_LIB(pthread, pthread_create,[AC_DEFINE(HAVE_PTHREAD) PTHREADLIB="-lpthread"])
  51 AC_SUBST(PTHREADLIB)
  52 dnl if test "$PTHREADLIB" != "-lpthread"; then
  53 dnl   AC_MSG_ERROR(failed: I need posix threads, pthread)
  54 dnl fi
  55
  56 dnl Check for BDB
  57 saveLIBS="$LIBS"
  58 LIBS="$LIBS -ldb"
  59
  60 AC_CHECK_HEADER(db.h,
  61      [AC_MSG_CHECKING(if we can link against BerkeleyDB)
  62       AC_LINK_IFELSE(
  63       [AC_LANG_PROGRAM(
  64        [#include <db.h>],
  65        [int r, s, t; db_version(&r, &s, &t);]
  66       )],
  67       [AC_DEFINE(HAVE_BDB)
  68        BDBLIB="-ldb"
  69        AC_MSG_RESULT(yes)],
  70       [BDBLIB=""
  71        AC_MSG_RESULT(no)]
  72     )]
  73 )
  74
  75 LIBS="$saveLIBS"
  76
  77 AC_CHECK_LIB(curl, curl_easy_init,
  78      [AC_CHECK_HEADER(curl/curl.h,
  79         curl_ok=yes,
  80         curl_ok=no)],
  81      AC_MSG_ERROR([failed: I need CURL due https support]),
  82 )
  83
  84 AC_SUBST(BDBLIB)
  85
  86 dnl Converts the ARCH to be something singular for this general CPU family
  87 dnl This is often the dpkg architecture string.
  88 dnl First check against the full canonical canoncial-system-type in $target
  89 dnl and if that fails, just look for the cpu
  90 AC_MSG_CHECKING(debian architecture)
  91 archset="`dpkg-architecture -qDEB_HOST_ARCH`"
  92 if test "x$archset" = "x"; then
  93    AC_MSG_ERROR([failed: use --host= or output from dpkg-architecture])
  94 fi
  95 AC_MSG_RESULT($archset)
  96 AC_DEFINE_UNQUOTED(COMMON_ARCH,"$archset")
  97
  98 dnl We use C99 types if at all possible
  99 AC_CACHE_CHECK([for C99 integer types],c9x_ints,[
 100     AC_TRY_COMPILE([#include <inttypes.h>],
 101                    [uint8_t Foo1;uint16_t Foo2;uint32_t Foo3;],
 102                    c9x_ints=yes,c9x_ints=no)])
 103
 104 dnl Single Unix Spec statvfs
 105 AC_CHECK_FUNC(statvfs,[HAVE_STATVFS=yes])
 106 AC_SUBST(HAVE_STATVFS)
 107
 108 dnl Arg, linux and bsd put their statfs function in different places
 109 if test x"$HAVE_STATVFS" != x"yes"; then
 110    AC_EGREP_HEADER(statfs,sys/vfs.h,[AC_DEFINE(HAVE_VFS_H)],[
 111    AC_EGREP_HEADER(statfs,sys/mount.h,[AC_DEFINE(HAVE_MOUNT_H)],[AC_MSG_ERROR(failed: Need statvfs)])
 112    ])
 113 fi
 114
 115 AC_CHECK_MEMBERS([struct statfs.f_type],,,
 116     [$ac_includes_default
 117      #include <sys/vfs.h>])
 118
 119 dnl We should use the real timegm function if we have it.
 120 AC_CHECK_FUNC(timegm,AC_DEFINE(HAVE_TIMEGM))
 121 AC_SUBST(HAVE_TIMEGM)
 122
 123 dnl Check the sizes etc. of the architecture
 124 dnl This is stupid, it should just use the AC macros like it does below
 125 dnl Cross compilers can either get a real C library or preload the cache
 126 dnl with their size values.
 127 changequote(,)
 128 archline="`awk \" ! /^#|^\\\$/ {if (match(\\\"$archset\\\",\\\$1)) {print; exit}}\" $srcdir/buildlib/sizetable | cut -f 2- -d ' '`"
 129 if test "x$archline" != "x"; then
 130    changequote([,])
 131    set $archline
 132    if test "$1" = "little"; then
 133       ac_cv_c_bigendian=no
 134    else
 135       ac_cv_c_bigendian=yes
 136    fi
 137    size_char=$2
 138    size_int=$3
 139    size_short=$4
 140    size_long=$5
 141 fi
 142
 143 dnl I wonder what AC_C_BIGENDIAN does if you cross compile...
 144 dnl This is probably bogus, as above we only care if we have to build our own
 145 dnl C9x types.
 146 if test "$cross_compiling" = "yes" -a "x$archline" = "x"; then
 147   AC_MSG_ERROR(When cross compiling, architecture must be present in sizetable)
 148 fi
 149 AC_C_BIGENDIAN
 150
 151 dnl We do not need this if we have inttypes!
 152 HAVE_C9X=yes
 153 if test x"$c9x_ints" = x"no"; then
 154    AC_CHECK_SIZEOF(char,$size_char)
 155    AC_CHECK_SIZEOF(int,$size_int)
 156    AC_CHECK_SIZEOF(short,$size_short)
 157    AC_CHECK_SIZEOF(long,$size_long)
 158
 159    HAVE_C9X=
 160    AC_SUBST(HAVE_C9X)
 161 fi
 162
 163 dnl HP-UX sux..
 164 AC_MSG_CHECKING(for missing socklen_t)
 165 AC_EGREP_HEADER(socklen_t, sys/socket.h,[AC_MSG_RESULT(no)],[
 166         AC_DEFINE(NEED_SOCKLEN_T_DEFINE)
 167         NEED_SOCKLEN_T_DEFINE=yes
 168         AC_MSG_RESULT(missing.)])
 169 AC_SUBST(NEED_SOCKLEN_T_DEFINE)
 170
 171 dnl HP-UX needs -d_XOPEN_SOURCE_EXTENDED for h_errno
 172 AC_MSG_CHECKING(for h_errno)
 173 AC_EGREP_HEADER(h_errno, netdb.h, [AC_MSG_RESULT(normal)],
 174    [CPPFLAGS="$CPPFLAGS -D_XOPEN_SOURCE_EXTENDED"
 175     AC_EGREP_HEADER(h_errno, netdb.h,
 176        [AC_MSG_RESULT(needs _XOPEN_SOURCE_EXTENDED)],
 177        [AC_MSG_ERROR("not found.")])
 178    ])
 179
 180 dnl Check for debiandoc
 181 AC_PATH_PROG(DEBIANDOC_HTML,debiandoc2html)
 182 AC_PATH_PROG(DEBIANDOC_TEXT,debiandoc2text)
 183
 184 dnl Check for doxygen
 185 AC_PATH_PROG(DOXYGEN, doxygen)
 186
 187 dnl Check for the XSLTProc tool needed to build man pages together with po4a
 188 AC_PATH_PROG(XSLTPROC,xsltproc)
 189
 190 dnl Check for the po4a tool needed to build man pages
 191 AC_PATH_PROG(PO4A,po4a)
 192
 193 dnl Check for graphviz
 194 AC_CHECK_PROG([HAVE_DOT], [dot], [YES], [NO])
 195 AC_PATH_PROG([DOT], [dot], [])
 196 DOTDIR=$(dirname $DOT)
 197 AC_SUBST(DOTDIR)
 198
 199 ah_NUM_PROCS
 200 ah_GCC3DEP
 201
 202 dnl It used to be that the user could select translations and that could get
 203 dnl passed to the makefiles, but now that can only work if you use special
 204 dnl gettext approved makefiles, so this feature is unsupported by this.
 205 ALL_LINGUAS="bg bs ca cs cy da de dz el en_GB es eu fi fr gl hu it ja ko ku nb nl nn pl pt_BR pt ro ru sk sl sv th tl uk vi zn_CN zh_TW"
 206 AM_GNU_GETTEXT(external)
 207 if test x"$USE_NLS" = "xyes"; then
 208    AC_DEFINE(USE_NLS)
 209 fi
 210 AC_SUBST(USE_NLS)
 211 AC_PATH_PROG(BASH, bash)
 212
 213 AC_OUTPUT(environment.mak:buildlib/environment.mak.in makefile:buildlib/makefile.in doc/Doxyfile,make -s dirs)