examples/VFS/configure.in

   1 dnl -*- mode: m4-mode -*-
   2 dnl Process this file with autoconf to produce a configure script.
   3
   4 dnl We must use autotools 2.53 or above
   5 AC_PREREQ(2.53)
   6 AC_INIT(Makefile.in)
   7
   8 #dnl Uncomment this if you want to use your own define's too
   9 #AC_CONFIG_HEADER(module_config.h)
  10 #dnl To make sure that didn't get #define PACKAGE_* in modules_config.h
  11 #echo "" > confdefs.h
  12
  13 dnl Checks for programs.
  14 AC_PROG_CC
  15 AC_PROG_INSTALL
  16
  17 #################################################
  18 # Directory handling stuff to support both the
  19 # legacy SAMBA directories and FHS compliant
  20 # ones...
  21 AC_PREFIX_DEFAULT(/usr/local/samba)
  22
  23 AC_ARG_WITH(fhs,
  24 [  --with-fhs              Use FHS-compliant paths (default=no)],
  25     libdir="\${prefix}/lib/samba",
  26     libdir="\${prefix}/lib")
  27
  28 AC_SUBST(libdir)
  29
  30 SAMBA_SOURCE="../../source"
  31 ####################################################
  32 # set the location location of the samba source tree
  33 AC_ARG_WITH(samba-source,
  34 [  --with-samba-source=DIR Where is the samba source tree (../../source)],
  35 [ case "$withval" in
  36   yes|no)
  37   #
  38   # Just in case anybody calls it without argument
  39   #
  40     AC_MSG_WARN([--with-samba-source called without argument - will use default])
  41   ;;
  42   * )
  43     SAMBA_SOURCE="$withval"
  44     ;;
  45   esac])
  46
  47 AC_SUBST(SAMBA_SOURCE)
  48
  49 dnl Unique-to-Samba variables we'll be playing with.
  50 AC_SUBST(CC)
  51 AC_SUBST(SHELL)
  52 AC_SUBST(LDSHFLAGS)
  53 AC_SUBST(SONAMEFLAG)
  54 AC_SUBST(SHLD)
  55 AC_SUBST(HOST_OS)
  56 AC_SUBST(PICFLAG)
  57 AC_SUBST(PICSUFFIX)
  58 AC_SUBST(POBAD_CC)
  59 AC_SUBST(SHLIBEXT)
  60 AC_SUBST(INSTALLCLIENTCMD_SH)
  61 AC_SUBST(INSTALLCLIENTCMD_A)
  62 AC_SUBST(SHLIB_PROGS)
  63 AC_SUBST(EXTRA_BIN_PROGS)
  64 AC_SUBST(EXTRA_SBIN_PROGS)
  65 AC_SUBST(EXTRA_ALL_TARGETS)
  66
  67 AC_ARG_ENABLE(debug,
  68 [  --enable-debug          Turn on compiler debugging information (default=no)],
  69     [if eval "test x$enable_debug = xyes"; then
  70         CFLAGS="${CFLAGS} -g"
  71     fi])
  72
  73 AC_ARG_ENABLE(developer, [  --enable-developer      Turn on developer warnings and debugging (default=no)],
  74     [if eval "test x$enable_developer = xyes"; then
  75         developer=yes
  76         CFLAGS="${CFLAGS} -g -Wall -Wshadow -Wstrict-prototypes -Wpointer-arith -Wcast-qual -Wcast-align -Wwrite-strings -DDEBUG_PASSWORD -DDEVELOPER"
  77     fi])
  78
  79 # compile with optimization and without debugging by default, but
  80 # allow people to set their own preference.
  81 if test "x$CFLAGS" = x
  82 then
  83   CFLAGS="-O ${CFLAGS}"
  84 fi
  85
  86   #################################################
  87   # check for krb5-config from recent MIT and Heimdal kerberos 5
  88   AC_PATH_PROG(KRB5_CONFIG, krb5-config)
  89   AC_MSG_CHECKING(for working krb5-config)
  90   if test -x "$KRB5_CONFIG"; then
  91     CFLAGS="$CFLAGS `$KRB5_CONFIG --cflags | sed s/@INCLUDE_des@//`"
  92     CPPFLAGS="$CPPFLAGS `$KRB5_CONFIG --cflags | sed s/@INCLUDE_des@//`"
  93     FOUND_KRB5=yes
  94     AC_MSG_RESULT(yes)
  95   else
  96     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
  97   fi
  98
  99   if test x$FOUND_KRB5 = x"no"; then
 100   #################################################
 101   # check for location of Kerberos 5 install
 102   AC_MSG_CHECKING(for kerberos 5 install path)
 103   AC_ARG_WITH(krb5,
 104   [  --with-krb5=base-dir    Locate Kerberos 5 support (default=/usr)],
 105   [ case "$withval" in
 106     no)
 107       AC_MSG_RESULT(no)
 108       ;;
 109     *)
 110       AC_MSG_RESULT(yes)
 111       CFLAGS="$CFLAGS -I$withval/include"
 112       CPPFLAGS="$CPPFLAGS -I$withval/include"
 113       FOUND_KRB5=yes
 114       ;;
 115     esac ],
 116     AC_MSG_RESULT(no)
 117   )
 118   fi
 119
 120 if test x$FOUND_KRB5 = x"no"; then
 121 #################################################
 122 # see if this box has the SuSE location for the heimdal kerberos implementation
 123 AC_MSG_CHECKING(for /usr/include/heimdal)
 124 if test -d /usr/include/heimdal; then
 125     if test -f /usr/lib/heimdal/lib/libkrb5.a; then
 126         CFLAGS="$CFLAGS -I/usr/include/heimdal"
 127         CPPFLAGS="$CPPFLAGS -I/usr/include/heimdal"
 128         AC_MSG_RESULT(yes)
 129     else
 130         CFLAGS="$CFLAGS -I/usr/include/heimdal"
 131         CPPFLAGS="$CPPFLAGS -I/usr/include/heimdal"
 132         AC_MSG_RESULT(yes)
 133
 134     fi
 135 else
 136     AC_MSG_RESULT(no)
 137 fi
 138 fi
 139
 140
 141 if test x$FOUND_KRB5 = x"no"; then
 142 #################################################
 143 # see if this box has the RedHat location for kerberos
 144 AC_MSG_CHECKING(for /usr/kerberos)
 145 if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
 146     LDFLAGS="$LDFLAGS -L/usr/kerberos/lib"
 147     CFLAGS="$CFLAGS -I/usr/kerberos/include"
 148     CPPFLAGS="$CPPFLAGS -I/usr/kerberos/include"
 149     AC_MSG_RESULT(yes)
 150 else
 151     AC_MSG_RESULT(no)
 152 fi
 153 fi
 154
 155   # now check for krb5.h. Some systems have the libraries without the headers!
 156   # note that this check is done here to allow for different kerberos
 157   # include paths
 158   AC_CHECK_HEADERS(krb5.h)
 159
 160   # now check for gssapi headers.  This is also done here to allow for
 161   # different kerberos include paths
 162   AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h com_err.h)
 163
 164 #dnl Check if we use GNU ld
 165 #LD=ld
 166 #AC_PROG_LD_GNU
 167
 168 #dnl look for executable suffix
 169 #AC_EXEEXT
 170
 171 builddir=`pwd`
 172 AC_SUBST(builddir)
 173
 174 # Assume non-shared by default and override below
 175 BLDSHARED="false"
 176
 177 # these are the defaults, good for lots of systems
 178 HOST_OS="$host_os"
 179 LDSHFLAGS="-shared"
 180 SONAMEFLAG="#"
 181 SHLD="\${CC}"
 182 PICFLAG=""
 183 PICSUFFIX="po"
 184 POBAD_CC="#"
 185 SHLIBEXT="so"
 186
 187 if test "$enable_shared" = "yes"; then
 188   # this bit needs to be modified for each OS that is suported by
 189   # smbwrapper. You need to specify how to created a shared library and
 190   # how to compile C code to produce PIC object files
 191
 192   AC_MSG_CHECKING([ability to build shared libraries])
 193
 194   # and these are for particular systems
 195   case "$host_os" in
 196                 *linux*)
 197                         BLDSHARED="true"
 198                         LDSHFLAGS="-shared"
 199                         DYNEXP="-Wl,--export-dynamic"
 200                         PICFLAG="-fPIC"
 201                         SONAMEFLAG="-Wl,-soname="
 202                         ;;
 203                 *solaris*)
 204                         BLDSHARED="true"
 205                         LDSHFLAGS="-G"
 206                         SONAMEFLAG="-h "
 207                         if test "${GCC}" = "yes"; then
 208                                 PICFLAG="-fPIC"
 209                                 if test "${ac_cv_prog_gnu_ld}" = "yes"; then
 210                                         DYNEXP="-Wl,-E"
 211                                 fi
 212                         else
 213                                 PICFLAG="-KPIC"
 214                                 ## ${CFLAGS} added for building 64-bit shared
 215                                 ## libs using Sun's Compiler
 216                                 LDSHFLAGS="-G \${CFLAGS}"
 217                                 POBAD_CC=""
 218                                 PICSUFFIX="po.o"
 219                         fi
 220                         ;;
 221                 *sunos*)
 222                         BLDSHARED="true"
 223                         LDSHFLAGS="-G"
 224                         SONAMEFLAG="-Wl,-h,"
 225                         PICFLAG="-KPIC"   # Is this correct for SunOS
 226                         ;;
 227                 *netbsd* | *freebsd*)  BLDSHARED="true"
 228                         LDSHFLAGS="-shared"
 229                         DYNEXP="-Wl,--export-dynamic"
 230                         SONAMEFLAG="-Wl,-soname,"
 231                         PICFLAG="-fPIC -DPIC"
 232                         ;;
 233                 *openbsd*)  BLDSHARED="true"
 234                         LDSHFLAGS="-shared"
 235                         DYNEXP="-Wl,-Bdynamic"
 236                         SONAMEFLAG="-Wl,-soname,"
 237                         PICFLAG="-fPIC"
 238                         ;;
 239                 *irix*)
 240                         case "$host_os" in
 241                         *irix6*)
 242                         ;;
 243                         esac
 244                         ATTEMPT_WRAP32_BUILD=yes
 245                         BLDSHARED="true"
 246                         LDSHFLAGS="-set_version sgi1.0 -shared"
 247                         SONAMEFLAG="-soname "
 248                         SHLD="\${LD}"
 249                         if test "${GCC}" = "yes"; then
 250                                 PICFLAG="-fPIC"
 251                         else
 252                                 PICFLAG="-KPIC"
 253                         fi
 254                         ;;
 255                 *aix*)
 256                         BLDSHARED="true"
 257                         LDSHFLAGS="-Wl,-bexpall,-bM:SRE,-bnoentry,-berok"
 258                         DYNEXP="-Wl,-brtl,-bexpall"
 259                         PICFLAG="-O2"
 260                         if test "${GCC}" != "yes"; then
 261                                 ## for funky AIX compiler using strncpy()
 262                                 CFLAGS="$CFLAGS -D_LINUX_SOURCE_COMPAT -qmaxmem=32000"
 263                         fi
 264                         ;;
 265                 *hpux*)
 266                         SHLIBEXT="sl"
 267                         # Use special PIC flags for the native HP-UX compiler.
 268                         if test $ac_cv_prog_cc_Ae = yes; then
 269                                 BLDSHARED="true"
 270                                 SHLD="/usr/bin/ld"
 271                                 LDSHFLAGS="-B symbolic -b -z"
 272                                 SONAMEFLAG="+h "
 273                                 PICFLAG="+z"
 274                         fi
 275                         DYNEXP="-Wl,-E"
 276                         ;;
 277                 *qnx*)
 278                         ;;
 279                 *osf*)
 280                         BLDSHARED="true"
 281                         LDSHFLAGS="-shared"
 282                         SONAMEFLAG="-Wl,-soname,"
 283                         PICFLAG="-fPIC"
 284                         ;;
 285                 *sco*)
 286                         ;;
 287                 *unixware*)
 288                         BLDSHARED="true"
 289                         LDSHFLAGS="-shared"
 290                         SONAMEFLAG="-Wl,-soname,"
 291                         PICFLAG="-KPIC"
 292                         ;;
 293                 *next2*)
 294                         ;;
 295                 *dgux*) AC_CHECK_PROG( ROFF, groff, [groff -etpsR -Tascii -man])
 296                         ;;
 297                 *sysv4*)
 298                         case "$host" in
 299                                 *-univel-*)
 300                                         LDSHFLAGS="-G"
 301                                         DYNEXP="-Bexport"
 302                                 ;;
 303                                 *mips-sni-sysv4*)
 304                                 ;;
 305                         esac
 306                         ;;
 307
 308                 *sysv5*)
 309                         LDSHFLAGS="-G"
 310                         ;;
 311                 *vos*)
 312                         BLDSHARED="false"
 313                         LDSHFLAGS=""
 314                         ;;
 315                 *)
 316                         ;;
 317   esac
 318   AC_SUBST(DYNEXP)
 319   AC_MSG_RESULT($BLDSHARED)
 320   AC_MSG_CHECKING([linker flags for shared libraries])
 321   AC_MSG_RESULT([$LDSHFLAGS])
 322   AC_MSG_CHECKING([compiler flags for position-independent code])
 323   AC_MSG_RESULT([$PICFLAGS])
 324 fi
 325
 326 #######################################################
 327 # test whether building a shared library actually works
 328 if test $BLDSHARED = true; then
 329 AC_CACHE_CHECK([whether building shared libraries actually works],
 330                [ac_cv_shlib_works],[
 331    ac_cv_shlib_works=no
 332    # try building a trivial shared library
 333    if test "$PICSUFFIX" = "po"; then
 334      $CC $CPPFLAGS $CFLAGS $PICFLAG -c -o shlib.po ${srcdir-.}/tests/shlib.c &&
 335        $CC $CPPFLAGS $CFLAGS `eval echo $LDSHFLAGS` -o "shlib.$SHLIBEXT" shlib.po &&
 336        ac_cv_shlib_works=yes
 337    else
 338      $CC $CPPFLAGS $CFLAGS $PICFLAG -c -o shlib.$PICSUFFIX ${srcdir-.}/tests/shlib.c &&
 339        mv shlib.$PICSUFFIX shlib.po &&
 340        $CC $CPPFLAGS $CFLAGS `eval echo $LDSHFLAGS` -o "shlib.$SHLIBEXT" shlib.po &&
 341        ac_cv_shlib_works=yes
 342    fi
 343    rm -f "shlib.$SHLIBEXT" shlib.po
 344 ])
 345 if test $ac_cv_shlib_works = no; then
 346    BLDSHARED=false
 347 fi
 348 fi
 349
 350
 351
 352
 353 AC_OUTPUT(Makefile)