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1
2 ######################
3 ## Setup the autotools
4 ##
5
6 AC_PREREQ(2.59)
7 AC_INIT([simgrid],[2.96-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 ".$pthread" = .yes; then
85    pthread=yes
86 else
87     ac_header=windows.h
88     as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
89     if test `eval echo '${'$as_ac_Header'}'` = yes; then
90       windows_context=yes
91     else
92       AC_ERROR([no appropriate backend found])
93     fi
94 fi
95
96 dnl #
97 dnl #  3. allow decision to be overridden by user
98 dnl #
99
100 AC_MSG_CHECKING(what kind of backend should we use)
101 AC_ARG_WITH(context,
102   [  --with-context=[ucontext/pthread]   Use either (System V) swapcontext or pthread [[default=auto]].],,
103   with_context=auto)
104 case $with_context in
105  ucontext) ;;
106  pthread) ;;
107  windows) ;;
108  auto) with_context=ucontext;;
109  *) AC_MSG_ERROR("--with-context must be either ucontext or pthread") ;;
110 esac
111
112 if test "x$with_context" = "xucontext" ; then
113   if test ".$mcsc" = .yes; then
114     AC_MSG_RESULT(found working ucontext. Great!)
115     AC_DEFINE([USE_UCONTEXT],1,[Define if we use ucontext or not])
116   else
117     if test ".$windows_context" = .yes ; then
118       AC_MSG_RESULT(use windows context portability layer.)
119       with_context=windows
120     else
121       AC_MSG_RESULT([[no working ucontext found. Try pthreads as a fallback]])
122       with_context=pthread
123     fi
124   fi
125 fi
126
127 if test "x$with_context" = "xpthread"; then
128   AC_CHECK_HEADERS([pthread.h])
129   AC_CHECK_LIB(pthread,pthread_create,,
130     [AC_MSG_ERROR([[Cannot find pthreads, no way (try --with-context=ucontext if you haven't already tried).]])])
131   AC_DEFINE([USE_PTHREADS],1,[Define if we use pthreads or not])
132   AC_MSG_RESULT(You have pthreads. Let's use them.)
133 fi
134
135 dnl #
136 dnl #  4. determine a few additional details
137 dnl #
138
139 if test "x$with_context" = "xucontext" ; then
140 dnl #  direction of stack grow
141   AC_CHECK_STACKGROWTH(PTH_STACKGROWTH)
142   if test ".$ac_cv_check_stackgrowth" = ".down"; then
143       PTH_STACK_GROWTH="down"
144   else
145       PTH_STACK_GROWTH="up"
146   fi
147   AC_SUBST(PTH_STACK_GROWTH)
148   
149   AC_CHECK_STACKSETUP(makecontext, pth_skaddr_makecontext, pth_sksize_makecontext)
150 fi
151
152 #########################################
153 ## Check for libraries extra-dependencies
154 ##
155
156 SG_CONFIGURE_PART(Checking extra libraries dependencies...)
157 SIMGRID_DEP=""
158 AC_SUBST([SIMGRID_DEP])
159
160 GRAS_DEP=""
161 AC_CHECK_LIB(nsl, gethostbyname, [GRAS_DEP="$GRAS_DEP -lnsl"])
162 AC_CHECK_LIB(socket, connect,    [GRAS_DEP="$GRAS_DEP -lsocket"])
163
164 AC_MSG_CHECKING(for extra dependencies of libgras)
165 case $host_os in
166   *mingw* ) GRAS_DEP="$GRAS_DEP -lws2_32" ; SIMGRID_DEP="$SIMGRID_DEP -lws2_32" ;;
167 esac
168            
169 if test "x$GRAS_DEP" = x; then 
170    AC_MSG_RESULT(none)
171 else
172    AC_MSG_RESULT($GRAS_DEP)
173 fi
174 AC_SUBST([GRAS_DEP])
175
176 ##############################################
177 ## Enhance maintainer mode and SUBST variables
178 ## (must be placed after any compilation tests since our overprotective flags
179 ##  let some tests fail)
180
181 AM_MAINTAINER_MODE
182 if test x$USE_MAINTAINER_MODE = xyes 
183 then
184    # Maintainers have no choice ! I'm a BOFH, and I plainly assume. [Mt]
185    enable_compile_warnings=yes
186 fi
187 SG_COMPILE_FLAGS
188
189 AC_SUBST(CFLAGS)
190 AC_SUBST(CPPFLAGS)
191 AC_SUBST(LDFLAGS)
192
193 #####################
194 ## Check for programs
195 ##
196
197 SG_CONFIGURE_PART(Check for programs...)
198 AC_CHECK_PROG(BASH, bash, `which bash`, /bin/sh)
199 WARNING="This file is generated, do not edit"
200 AC_SUBST(WARNING)
201
202 # Can we rebuild the parsers?
203 # We really want flex and refuse other lex. So, the parser is portable and
204 # does not induce extra lib dependency
205 AC_PROG_FLEX(2.5.30)
206                 
207 # Can we rebuild the xml-lexers from the XML specification?
208 # if not, simply touch the flex source files (which are distributed in
209 #  tarballs even if generated by flexml) and hope for the best.
210 AC_CHECK_PROG(FLEXML,flexml,`which flexml`,NOTFOUND)
211 AM_CONDITIONAL(HAVE_FLEXML,test x$FLEXML != xNOTFOUND)
212
213 ###################
214 ## Makes the output
215 ##
216
217
218 #    examples/pastry/Makefile    examples/pastry/test_sg
219 #      examples/gras/chord/Makefile  examples/gras/chord/test_sg examples/gras/chord/test_rl
220 #  src/amok/Makefile
221
222 SG_CONFIGURE_PART(Generating files...)
223 AC_CONFIG_FILES([
224   Makefile
225   include/Makefile
226   src/Makefile
227   src/ucontext_stack.h
228   examples/Makefile 
229     examples/msg/Makefile           examples/msg/run_msg_test
230     examples/gras/Makefile 
231       examples/gras/ping/Makefile   examples/gras/ping/test_sg  examples/gras/ping/test_rl
232       examples/gras/timer/Makefile  examples/gras/timer/test_sg examples/gras/timer/test_rl
233       examples/gras/chrono/Makefile examples/gras/chrono/test_sg examples/gras/chrono/test_rl
234       examples/gras/tokenS/Makefile examples/gras/tokenS/test_sg examples/gras/tokenS/test_rl
235     examples/amok/Makefile       
236       examples/amok/bandwidth/Makefile examples/amok/bandwidth/test_sg examples/amok/bandwidth/test_rl
237   doc/Makefile
238     doc/Doxyfile
239   tools/graspe-slave            tools/Makefile
240     tools/gras/Makefile
241   testsuite/Makefile
242   testsuite/run_tests    
243   testsuite/gras/trp_tcp_usage  testsuite/gras/trp_file_usage
244 ],[
245     for file in                                                 \
246      testsuite/run_tests                                        \
247      testsuite/gras/trp_tcp_usage testsuite/gras/trp_file_usage \
248      tools/graspe-slave           tools/graspe-master           \
249      \
250      examples/amok/bandwidth/test_sg examples/amok/bandwidth/test_rl \
251      \
252      examples/gras/ping/test_sg   examples/gras/ping/test_rl    \
253      examples/gras/timer/test_sg  examples/gras/timer/test_rl   \
254      examples/gras/chrono/test_sg examples/gras/chrono/test_rl  \
255      examples/gras/tokenS/test_sg examples/gras/tokenS/test_rl  \
256      examples/msg/run_msg_test                                  \
257     ; do                                                        \
258       test -e $file && chmod +x $file;                          \
259     done
260 ])
261
262
263 #     examples/gras/chord/test_sg  examples/gras/chord/test_rl   \
264 #    examples/gras/pastry/test_sg   
265
266
267
268 #    examples/gras/saturate/Makefile  examples/gras/saturate/test_sg
269 #    examples/gras/alnem/Makefile     examples/gras/alnem/test_sg
270
271
272
273 AC_OUTPUT
274
275 echo "
276
277 Configuration of package \`${PACKAGE}' (version ${VERSION}) on $gras_arch_name (=$gras_arch):
278
279         Compiler:        ${CC} (version: ${GCC_VERSION})
280         
281         CFlags:          ${CFLAGS}
282         LDFlags:         ${LDFLAGS}
283
284         Context backend: ${with_context}
285 "
286
287 exit 0;