configure.ac

   1
   2 ######################
   3 ## Setup the autotools
   4 ##
   5
   6 AC_PREREQ(2.59)
   7 AC_INIT([simgrid],[2.95-cvs],[simgrid-devel@lists.gforge.inria.fr])
   8 AC_CONFIG_SRCDIR([include/gras.h])
   9 AC_CONFIG_HEADERS([src/gras_config.h])
  10 # A CI_PREREQ(2003.01.16) # We need a recent ACI when having sub-modules
  11
  12 AC_REVISION($Revision$)
  13 AC_CANONICAL_TARGET
  14 AC_LANG([C])
  15
  16 AM_INIT_AUTOMAKE(gnu)
  17 AC_CONFIG_MACRO_DIR(acmacro)
  18 ACLOCAL="$ACLOCAL -I acmacro"
  19 AC_PROG_LIBTOOL
  20
  21 ###############
  22 ## System checks
  23 ##
  24 SG_CONFIGURE_PART(System checks...)
  25 AC_PROG_CC(xlC gcc cc)
  26 AM_SANITY_CHECK
  27 AC_PROG_MAKE_SET
  28 AC_CHECK_PRINTF_NULL
  29
  30 # Checks for header files.
  31 AC_HEADER_STDC
  32 AC_HEADER_TIME
  33 AC_CHECK_HEADERS([sys/socket.h \
  34                   sys/stat.h \
  35                   windows.h winsock.h winsock2.h \
  36                   sys/time.h \
  37                   errno.h unistd.h ])
  38 AC_CHECK_FUNCS([gettimeofday usleep \
  39                 getdtablesize \
  40                 sysconf])
  41
  42 # Checks for typedefs, structures, and compiler characteristics.
  43 AC_C_CONST
  44 AC_C_INLINE
  45 AC_TYPE_SIZE_T
  46
  47 ###################################
  48 ## SimGrid and GRAS specific checks
  49 ##
  50
  51 SG_CONFIGURE_PART(Checking GRAS architecture signature...)
  52 # Check architecture signature begin
  53 GRAS_ARCH
  54 # Check architecture signature end
  55 GRAS_CHECK_STRUCT_COMPACTION
  56
  57
  58 dnl ##
  59 dnl ##  CONTEXT IMPLEMENTATION
  60 dnl ##
  61
  62 SG_CONFIGURE_PART([Checking for threads, contexts or assimilated...])
  63
  64 dnl #
  65 dnl #  1. determine possibilities
  66 dnl #
  67
  68 dnl #  check for MCSC method
  69 AC_MSG_CHECKING(on top of what can we build the contexts)
  70 AC_CHECK_HEADER(ucontext.h,,, [#include <sys/types.h>])
  71 AC_CHECK_FUNCS(makecontext swapcontext getcontext setcontext)
  72 AC_CHECK_MCSC(mcsc=yes, mcsc=no)
  73
  74 dnl #  check for pthread method
  75 AC_CHECK_HEADERS([pthread.h])
  76 AC_CHECK_LIB(pthread,pthread_create,pthread=yes, pthread=no)
  77
  78 dnl #
  79 dnl #  2. make a general decision
  80 dnl #
  81
  82 if test ".$mcsc" = .yes; then
  83    mcsc=yes
  84 elif test ".$pthread" = .yes; then
  85    pthread=yes
  86 else
  87     AC_ERROR([no appropriate backend found])
  88 fi
  89
  90 dnl #
  91 dnl #  3. allow decision to be overridden by user
  92 dnl #
  93
  94 AC_MSG_CHECKING(what kind of backend should we use)
  95 AC_ARG_WITH(context,
  96   [  --with-context=[ucontext/pthread]   Use either (System V) swapcontext or pthread [[default=auto]].],,
  97   with_context=auto)
  98 case $with_context in
  99  ucontext) ;;
 100  pthread) ;;
 101  auto) with_context=ucontext;;
 102  *) AC_MSG_ERROR("--with-context must be either ucontext or pthread") ;;
 103 esac
 104
 105 if test "x$with_context" = "xucontext" ; then
 106   if test ".$mcsc" = .yes; then
 107     AC_MSG_RESULT(found working ucontext. Great!)
 108     AC_DEFINE([USE_UCONTEXT],1,[Define if we use ucontext or not])
 109   else
 110     ac_header=windows.h
 111     as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
 112     if test `eval echo '${'$as_ac_Header'}'` = yes; then
 113       AC_MSG_RESULT(there is no ucontext on windows, and none is needed.")
 114     else
 115       AC_MSG_RESULT([[no working ucontext found. Falling back to pthreads]])
 116       with_context=pthread
 117     fi
 118   fi
 119 fi
 120
 121 if test "x$with_context" = "xpthread"; then
 122   AC_CHECK_HEADERS([pthread.h])
 123   AC_CHECK_LIB(pthread,pthread_create,,
 124     [AC_MSG_ERROR([[Cannot find pthreads, no way (try --with-context=ucontext if you haven't already tried).]])])
 125   AC_DEFINE([USE_PTHREADS],1,[Define if we use pthreads or not])
 126   AC_MSG_RESULT(You have pthreads. Let's use them.)
 127 fi
 128
 129 dnl #
 130 dnl #  4. determine a few additional details
 131 dnl #
 132
 133 if test "x$with_context" = "xucontext" ; then
 134 dnl #  direction of stack grow
 135   AC_CHECK_STACKGROWTH(PTH_STACKGROWTH)
 136   if test ".$ac_cv_check_stackgrowth" = ".down"; then
 137       PTH_STACK_GROWTH="down"
 138   else
 139       PTH_STACK_GROWTH="up"
 140   fi
 141   AC_SUBST(PTH_STACK_GROWTH)
 142
 143   AC_CHECK_STACKSETUP(makecontext, pth_skaddr_makecontext, pth_sksize_makecontext)
 144 fi
 145
 146 #########################################
 147 ## Check for libraries extra-dependencies
 148 ##
 149
 150 SG_CONFIGURE_PART(Checking extra libraries dependencies...)
 151 SIMGRID_DEP=""
 152 AC_SUBST([SIMGRID_DEP])
 153
 154 GRAS_DEP=""
 155 AC_CHECK_LIB(nsl, gethostbyname, [GRAS_DEP="$GRAS_DEP -lnsl"])
 156 AC_CHECK_LIB(socket, connect,    [GRAS_DEP="$GRAS_DEP -lsocket"])
 157
 158 AC_MSG_CHECKING(for extra dependencies of libgras)
 159 case $host_os in
 160   *mingw* ) GRAS_DEP="$GRAS_DEP -lws2_32" ; SIMGRID_DEP="$SIMGRID_DEP -lws2_32" ;;
 161 esac
 162
 163 if test "x$GRAS_DEP" = x; then
 164    AC_MSG_RESULT(none)
 165 else
 166    AC_MSG_RESULT($GRAS_DEP)
 167 fi
 168 AC_SUBST([GRAS_DEP])
 169
 170 ##############################################
 171 ## Enhance maintainer mode and SUBST variables
 172 ## (must be placed after any compilation tests since our overprotective flags
 173 ##  let some tests fail)
 174
 175 AM_MAINTAINER_MODE
 176 if test x$USE_MAINTAINER_MODE = xyes
 177 then
 178    # Maintainers have no choice ! I'm a BOFH, and I plainly assume. [Mt]
 179    enable_compile_warnings=yes
 180 fi
 181 SG_COMPILE_FLAGS
 182
 183 AC_SUBST(CFLAGS)
 184 AC_SUBST(CPPFLAGS)
 185 AC_SUBST(LDFLAGS)
 186
 187 #####################
 188 ## Check for programs
 189 ##
 190
 191 SG_CONFIGURE_PART(Check for programs...)
 192 AC_CHECK_PROG(BASH, bash, `which bash`, /bin/sh)
 193 WARNING="This file is generated, do not edit"
 194 AC_SUBST(WARNING)
 195
 196 # Can we rebuild the parsers?
 197 # We really want flex and refuse other lex. So, the parser is portable and
 198 # does not induce extra lib dependency
 199 AC_PROG_FLEX(2.5.30)
 200
 201 # Can we rebuild the xml-lexers from the XML specification?
 202 # if not, simply touch the flex source files (which are distributed in
 203 #  tarballs even if generated by flexml) and hope for the best.
 204 AC_CHECK_PROG(FLEXML,flexml,`which flexml`,NOTFOUND)
 205 AM_CONDITIONAL(HAVE_FLEXML,test x$FLEXML != xNOTFOUND)
 206
 207 ###################
 208 ## Makes the output
 209 ##
 210
 211
 212 #    examples/pastry/Makefile    examples/pastry/test_sg
 213 #      examples/gras/chord/Makefile  examples/gras/chord/test_sg examples/gras/chord/test_rl
 214 #  src/amok/Makefile
 215
 216 SG_CONFIGURE_PART(Generating files...)
 217 AC_CONFIG_FILES([
 218   Makefile
 219   include/Makefile
 220   src/Makefile
 221   src/ucontext_stack.h
 222   examples/Makefile
 223     examples/msg/Makefile           examples/msg/run_msg_test
 224     examples/gras/Makefile
 225       examples/gras/ping/Makefile   examples/gras/ping/test_sg  examples/gras/ping/test_rl
 226       examples/gras/timer/Makefile  examples/gras/timer/test_sg examples/gras/timer/test_rl
 227       examples/gras/chrono/Makefile examples/gras/chrono/test_sg examples/gras/chrono/test_rl
 228       examples/gras/tokenS/Makefile examples/gras/tokenS/test_sg examples/gras/tokenS/test_rl
 229     examples/amok/Makefile
 230       examples/amok/bandwidth/Makefile examples/amok/bandwidth/test_sg examples/amok/bandwidth/test_rl
 231   doc/Makefile
 232     doc/Doxyfile
 233   tools/graspe-slave            tools/Makefile
 234     tools/gras/Makefile
 235   testsuite/Makefile
 236   testsuite/run_tests
 237   testsuite/gras/trp_tcp_usage  testsuite/gras/trp_file_usage
 238 ],[
 239     for file in                                                 \
 240      testsuite/run_tests                                        \
 241      testsuite/gras/trp_tcp_usage testsuite/gras/trp_file_usage \
 242      tools/graspe-slave           tools/graspe-master           \
 243      \
 244      examples/amok/bandwidth/test_sg examples/amok/bandwidth/test_rl \
 245      \
 246      examples/gras/ping/test_sg   examples/gras/ping/test_rl    \
 247      examples/gras/timer/test_sg  examples/gras/timer/test_rl   \
 248      examples/gras/chrono/test_sg examples/gras/chrono/test_rl  \
 249      examples/gras/tokenS/test_sg examples/gras/tokenS/test_rl  \
 250      examples/msg/run_msg_test                                  \
 251     ; do                                                        \
 252       test -e $file && chmod +x $file;                          \
 253     done
 254 ])
 255
 256
 257 #     examples/gras/chord/test_sg  examples/gras/chord/test_rl   \
 258 #    examples/gras/pastry/test_sg
 259
 260
 261
 262 #    examples/gras/saturate/Makefile  examples/gras/saturate/test_sg
 263 #    examples/gras/alnem/Makefile     examples/gras/alnem/test_sg
 264
 265
 266
 267 AC_OUTPUT
 268
 269 echo "
 270
 271 Configuration of package \`${PACKAGE}' (version ${VERSION}) on $gras_arch_name (=$gras_arch):
 272
 273         Compiler:       ${CC}
 274
 275         CFlags:         ${CFLAGS}
 276         LDFlags:        ${LDFLAGS}
 277 "
 278
 279 exit 0;