[u/mrichter/AliRoot.git] / TEvtGen / Photos / examples / configure.in

#                                               -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
AC_PREREQ(2.59)
AC_INIT( [Photos C++ Interface - examples], [1.0.0], [tomasz.przedzinski@uj.edu.pl] )
AC_LANG_CPLUSPLUS

##############################################################################
# This must be done before we load paths from configure.paths.sh!
env_mc_tester=$MCTESTERLOCATION
env_pythia8data=$PYTHIA8DATA

hepmclocation=$HEPMCLOCATION
photoslocation=$PHOTOSLOCATION
tauolalocation=$TAUOLALOCATION
mctesterlocation=$MCTESTERLOCATION
pythialocation=$PYTHIALOCATION
##############################################################################
# Find Photos source code location and load paths

echo ""

AC_MSG_CHECKING([if Photos location defined])
AC_ARG_WITH(
  [photos],
    [AS_HELP_STRING([--with-photos], [Path to Photos installation (needed if examples are separated from Photos source code)] )],
  [AC_MSG_RESULT($with_photos)],
  [
    with_photos=`(cd ..; pwd)`
    AC_MSG_RESULT($with_photos (automatic))
  ]
)

### Load configure.paths.sh

if test -e "$with_photos/configure.paths.sh"; then
  source $with_photos/configure.paths.sh
elif test -e "$photoslocation/configure.paths.sh"; then
  source $photoslocation/configure.paths.sh
  with_photos=$photoslocation
fi

##############################################################################
### Check if other locations are defined

### Prefer configure.paths.sh than environment paths

if test ! -z "$HEPMCLOCATION"; then
  hepmclocation=$HEPMCLOCATION
fi

if test ! -z "$TAUOLALOCATION"; then
  tauolalocation=$TAUOLALOCATION
fi

if test ! -z "$MCTESTERLOCATION"; then
  mctesterlocation=$MCTESTERLOCATION
fi

if test ! -z "$PYTHIALOCATION"; then
  pythialocation=$PYTHIALOCATION
fi

### Force all paths if AFS_PATHS was defined

if test "$AFS_PATHS" == "yes"; then
  with_hepmc=$HEPMCLOCATION
  with_mc_tester=$MCTESTERLOCATION
  with_pythia8=$PYTHIALOCATION
fi

##############################################################################
# Process command line options

echo ""

AC_MSG_CHECKING([if Tauola location defined])
AC_ARG_WITH(
  [tauola],
    [AS_HELP_STRING([--with-tauola], [Path to Tauola C++ v1.0.5 or later] )],,
  [with_tauola=$tauolalocation]
)
AC_MSG_RESULT([$with_tauola])

AC_MSG_CHECKING([if MC-TESTER location defined])
AC_ARG_WITH(
  [mc-tester],
    [AS_HELP_STRING([--with-mc-tester], [Path to MC-TESTER 1.23 or later] )],,
  [with_mc_tester=$mctesterlocation]
)
AC_MSG_RESULT([$with_mc_tester])

AC_MSG_CHECKING([if Pythia 8 location defined])
AC_ARG_WITH(
  [pythia8],
    [AS_HELP_STRING([--with-pythia8], [Path to Pythia 8.1 or later] )],,
  [with_pythia8=$pythialocation]
)
AC_MSG_RESULT([$with_pythia8])


AC_MSG_CHECKING([if HepMC location is defined])
AC_ARG_WITH(
  [hepmc],
    [AS_HELP_STRING([--with-hepmc], [Path to HepMC 2.xx] )],,
  [with_hepmc=$hepmclocation]
)
AC_MSG_RESULT([$with_hepmc])

echo ""
##############################################################################
# Check for HepMC header files
CPPFLAGS="-I$with_hepmc/include $CPPFLAGS"

AC_CHECK_HEADERS([HepMC/Version.h],
  HAS_HEPMC=1,
[ HAS_HEPMC=0 &&
  echo "" &&
  echo "INFO: HepMC not found. To provide location use:" &&
  echo "      './configure --with-hepmc=<path_to_HepMC>' "
  echo "      (Consider using 'source platform/afs.paths.sh' (or .csh) )"
  echo ""
])

##############################################################################
# Check for Photos
CPPFLAGS="-I$with_photos/include $CPPFLAGS"

AC_CHECK_HEADER([Photos/Photos.h], ,
[ echo "" &&
  echo "ERROR: Photos not found. To provide location use:" &&
  echo "       './configure --with-photos=<path_to_Photos>' "
  echo ""
  exit 0
])

##############################################################################
# Check for Tauola
CPPFLAGS="-I$with_tauola/include $CPPFLAGS"

AC_CHECK_HEADER([Tauola/Tauola.h],
  HAS_TAUOLA=1,
[ HAS_TAUOLA=0 &&
  echo "" &&
  echo "INFO: Tauola not found. To provide location use:" &&
  echo "      './configure --with-tauola=<path_to_Tauola>' "
  echo ""
])

##############################################################################
# Check for ROOT

AC_CHECK_PROG(HAS_ROOT_CONFIG,root-config,[yes],[no])

if test "$HAS_ROOT_CONFIG" == "no"; then
	HAS_ROOT=0
	echo ""
	echo "INFO: root-config not found. ROOT is not installed or path"
        echo "      to ROOT bin folder not provied via \$PATH variable. Use:"
        echo "      export PATH=\$PATH:<path_to_root>/bin"
        echo "      export LD_LIBRARY_PATH=\$LD_LIBRARY_PATH:\`root-config --libdir\`"
        echo "     (consider using 'source platform/afs.paths.sh' (or .csh) )"
	echo ""
else
	AC_CHECK_PROG(HAS_ROOT_EXE,root,[yes],[no])
	if test "$HAS_ROOT_EXE" == "no"; then
		HAS_ROOT=0;
		echo ""
		echo "INFO: root-config exists but root not found."
	else
		ROOTLIB=`root-config --glibs`
		ROOTINC=`root-config --cflags`
		CPPFLAGS="$ROOTLIB $ROOTINC $CPPFLAGS"
		AC_CHECK_HEADER([TROOT.h],
		  HAS_ROOT=1,
		[ HAS_ROOT=0 &&
		  echo "" &&
		  echo "INFO: ROOT header file cannot be compiled."
		])
	fi
	if test $HAS_ROOT = 0; then
		echo "      This indicates faulty or unusual ROOT installation."
		echo "      Verify that location of both 'root' and 'root-config' "
		echo "      is provided via \$PATH."
		echo "      MC-Tester will not be used."
		echo ""
	fi
fi

##############################################################################
# Check for MC-Tester
CPPFLAGS="-I$with_mc_tester/include $CPPFLAGS"

if test $HAS_ROOT = 1; then
	AC_CHECK_HEADER([Generate.h],
	  HAS_MC_TESTER=1,
	[ HAS_MC_TESTER=0 &&
	  echo "" &&
	  echo "INFO: MC-Tester not found. To provide location use:" &&
	  echo "      './configure --with-mc-tester=<path_to_MC_Tester>' "
	  echo ""
	])
	if test $HAS_MC_TESTER = 1; then
		AC_CHECK_HEADER([HepMCParticle.H], ,
		[ HAS_MC_TESTER=0 &&
		  echo "" &&
		  echo "INFO: MC-Tester has been compiled without the required" &&
		  echo "      library 'libHepMCEvent'. MC-Tester will not be used." &&
		  echo ""
		])
	fi
	echo "checking for MCTESTERLOCATION: $env_mc_tester"
	if test $HAS_MC_TESTER = 1 && test -z "$env_mc_tester"; then
		echo ""
		echo "WARNING: MC-Tester location is valid, however MCTESTERLOCATION"
		echo "         variable required by MC-Tester scripts is not set."
		echo "         Without it, examples will compile and execute correctly,"
		echo "         but scripts in examples/testing/* won't work. "
		echo "         Use 'source $with_photos/configure.paths.sh' (or .csh) to set this variable."
		echo ""
	fi
else
	HAS_MC_TESTER=0
fi

##############################################################################
# Check for Pythia
CPPFLAGS="-I$with_pythia8/include $CPPFLAGS"

AC_CHECK_HEADER([Pythia.h],
  HAS_PYTHIA=1,
[ HAS_PYTHIA=0 &&
  echo "" &&
  echo "INFO: Pythia8 not found. To provide location use:" &&
  echo "      './configure --with-pythia8=<path_to_Pythia8>' "
  echo ""
])

if test $HAS_PYTHIA = 1; then
	AC_CHECK_HEADER([HepMCInterface.h], ,
	[ HAS_PYTHIA=0 &&
	  echo "" &&
	  echo "WARNING: Pythia8 has been compiled without the required" &&
	  echo "         library 'libhepmcinterface'. Pythia8 will not be used." &&
	  echo ""
	])
	echo "checking for PYTHIA8DATA: $env_pythia8data"
	if test $HAS_PYTHIA = 1 && test -z "$env_pythia8data"; then
		pythia8data=$with_pythia8/xmldoc
		echo ""
		echo "WARNING: Pythia8 location is valid, however PYTHIA8DATA"
		echo "         variable required by Pythia is not set."
		echo "         Without it, examples will compile, but Pythia cannot"
		echo "         work properly. Refer to Pythia documentation."
		echo "         Use 'source $with_photos/configure.paths.sh' (or .csh) to set this variable."
		echo ""
	fi
fi

if test $HAS_HEPMC = 0;     then unset with_hepmc;     fi
if test $HAS_TAUOLA = 0;    then unset with_tauola;    fi
if test $HAS_PYTHIA = 0;    then unset with_pythia8;   fi
if test $HAS_MC_TESTER = 0; then unset with_mc_tester; fi

##############################################################################
AC_SUBST(with_photos)
AC_SUBST(with_hepmc)
AC_SUBST(with_tauola)
AC_SUBST(with_hepmc)
AC_SUBST(pythia8data)
AC_SUBST(with_pythia8)
AC_SUBST(with_mc_tester)

AC_CONFIG_FILES([make.inc])

### Save paths (only if configure.paths.sh exists and is writable)
if test -e "$with_photos/configure.paths.sh" && test -w "$with_photos/configure.paths.sh"; then
  AC_CONFIG_FILES([$with_photos/configure.paths.sh $with_photos/configure.paths.csh])
fi

AC_OUTPUT

##############################################################################
echo "Finished!"
echo "---------"
echo ""

if test -e "$with_photos/configure.paths.sh"; then
  echo "Consider using 'source $with_photos/configure.paths.sh'"
  echo "(or .csh) for setting up several paths used by examples."
fi

if test $HAS_TAUOLA = 0 || test $HAS_PYTHIA = 0 || test $HAS_MC_TESTER = 0; then
	echo ""
	echo "Not all examples will be available."
fi

if test $HAS_TAUOLA = 0; then
	echo "Consider './configure --with-tauola=<path_to_Tauola>' "
fi

if test $HAS_PYTHIA = 0; then
	echo "Consider './configure --with-pythia8=<path_to_Pythia8>' "
fi

if test $HAS_MC_TESTER = 0; then
	unset with_mc_tester
	echo "Consider './configure --with-mc-tester=<path_to_MC_Tester>' "
fi

echo ""
Commit	Line	Data
f97ec6ec	1	# -- Autoconf --
	2	# Process this file with autoconf to produce a configure script.
	3	AC_PREREQ(2.59)
	4	AC_INIT( [Photos C++ Interface - examples], [1.0.0], [tomasz.przedzinski@uj.edu.pl] )
	5	AC_LANG_CPLUSPLUS
	6
	7	##############################################################################
	8	# This must be done before we load paths from configure.paths.sh!
	9	env_mc_tester=$MCTESTERLOCATION
	10	env_pythia8data=$PYTHIA8DATA
	11
	12	hepmclocation=$HEPMCLOCATION
	13	photoslocation=$PHOTOSLOCATION
	14	tauolalocation=$TAUOLALOCATION
	15	mctesterlocation=$MCTESTERLOCATION
	16	pythialocation=$PYTHIALOCATION
	17	##############################################################################
	18	# Find Photos source code location and load paths
	19
	20	echo ""
	21
	22	AC_MSG_CHECKING([if Photos location defined])
	23	AC_ARG_WITH(
	24	[photos],
	25	[AS_HELP_STRING([--with-photos], [Path to Photos installation (needed if examples are separated from Photos source code)] )],
	26	[AC_MSG_RESULT($with_photos)],
	27	[
	28	with_photos=`(cd ..; pwd)`
	29	AC_MSG_RESULT($with_photos (automatic))
	30	]
	31	)
	32
	33	### Load configure.paths.sh
	34
	35	if test -e "$with_photos/configure.paths.sh"; then
	36	source $with_photos/configure.paths.sh
	37	elif test -e "$photoslocation/configure.paths.sh"; then
	38	source $photoslocation/configure.paths.sh
	39	with_photos=$photoslocation
	40	fi
	41
	42	##############################################################################
	43	### Check if other locations are defined
	44
	45	### Prefer configure.paths.sh than environment paths
	46
	47	if test ! -z "$HEPMCLOCATION"; then
	48	hepmclocation=$HEPMCLOCATION
	49	fi
	50
	51	if test ! -z "$TAUOLALOCATION"; then
	52	tauolalocation=$TAUOLALOCATION
	53	fi
	54
	55	if test ! -z "$MCTESTERLOCATION"; then
	56	mctesterlocation=$MCTESTERLOCATION
	57	fi
	58
	59	if test ! -z "$PYTHIALOCATION"; then
	60	pythialocation=$PYTHIALOCATION
	61	fi
	62
	63	### Force all paths if AFS_PATHS was defined
	64
65	if test "$AFS_PATHS" == "yes"; then
66	with_hepmc=$HEPMCLOCATION
67	with_mc_tester=$MCTESTERLOCATION
68	with_pythia8=$PYTHIALOCATION
69	fi
70
71	##############################################################################
72	# Process command line options
73
74	echo ""
75
76	AC_MSG_CHECKING([if Tauola location defined])
77	AC_ARG_WITH(
78	[tauola],
79	[AS_HELP_STRING([--with-tauola], [Path to Tauola C++ v1.0.5 or later] )],,
80	[with_tauola=$tauolalocation]
81	)
82	AC_MSG_RESULT([$with_tauola])
83
84	AC_MSG_CHECKING([if MC-TESTER location defined])
85	AC_ARG_WITH(
86	[mc-tester],
87	[AS_HELP_STRING([--with-mc-tester], [Path to MC-TESTER 1.23 or later] )],,
88	[with_mc_tester=$mctesterlocation]
89	)
90	AC_MSG_RESULT([$with_mc_tester])
91
92	AC_MSG_CHECKING([if Pythia 8 location defined])
93	AC_ARG_WITH(
94	[pythia8],
95	[AS_HELP_STRING([--with-pythia8], [Path to Pythia 8.1 or later] )],,
96	[with_pythia8=$pythialocation]
97	)
98	AC_MSG_RESULT([$with_pythia8])
99
100
101	AC_MSG_CHECKING([if HepMC location is defined])
102	AC_ARG_WITH(
103	[hepmc],
104	[AS_HELP_STRING([--with-hepmc], [Path to HepMC 2.xx] )],,
105	[with_hepmc=$hepmclocation]
106	)
107	AC_MSG_RESULT([$with_hepmc])
108
109	echo ""
110	##############################################################################
111	# Check for HepMC header files
112	CPPFLAGS="-I$with_hepmc/include $CPPFLAGS"
113
114	AC_CHECK_HEADERS([HepMC/Version.h],
115	HAS_HEPMC=1,
116	[ HAS_HEPMC=0 &&
117	echo "" &&
118	echo "INFO: HepMC not found. To provide location use:" &&
119	echo " './configure --with-hepmc=<path_to_HepMC>' "
120	echo " (Consider using 'source platform/afs.paths.sh' (or .csh) )"
121	echo ""
122	])
123
124	##############################################################################
125	# Check for Photos
126	CPPFLAGS="-I$with_photos/include $CPPFLAGS"
127
128	AC_CHECK_HEADER([Photos/Photos.h], ,
129	[ echo "" &&
130	echo "ERROR: Photos not found. To provide location use:" &&
131	echo " './configure --with-photos=<path_to_Photos>' "
132	echo ""
133	exit 0
134	])
135
136	##############################################################################
137	# Check for Tauola
138	CPPFLAGS="-I$with_tauola/include $CPPFLAGS"
139
140	AC_CHECK_HEADER([Tauola/Tauola.h],
141	HAS_TAUOLA=1,
142	[ HAS_TAUOLA=0 &&
143	echo "" &&
144	echo "INFO: Tauola not found. To provide location use:" &&
145	echo " './configure --with-tauola=<path_to_Tauola>' "
146	echo ""
147	])
148
149	##############################################################################
150	# Check for ROOT
151
152	AC_CHECK_PROG(HAS_ROOT_CONFIG,root-config,[yes],[no])
153
154	if test "$HAS_ROOT_CONFIG" == "no"; then
155	HAS_ROOT=0
156	echo ""
157	echo "INFO: root-config not found. ROOT is not installed or path"
158	echo " to ROOT bin folder not provied via \$PATH variable. Use:"
159	echo " export PATH=\$PATH:<path_to_root>/bin"
160	echo " export LD_LIBRARY_PATH=\$LD_LIBRARY_PATH:\`root-config --libdir\`"
161	echo " (consider using 'source platform/afs.paths.sh' (or .csh) )"
162	echo ""
163	else
164	AC_CHECK_PROG(HAS_ROOT_EXE,root,[yes],[no])
165	if test "$HAS_ROOT_EXE" == "no"; then
166	HAS_ROOT=0;
167	echo ""
168	echo "INFO: root-config exists but root not found."
169	else
170	ROOTLIB=`root-config --glibs`
171	ROOTINC=`root-config --cflags`
172	CPPFLAGS="$ROOTLIB $ROOTINC $CPPFLAGS"
173	AC_CHECK_HEADER([TROOT.h],
174	HAS_ROOT=1,
175	[ HAS_ROOT=0 &&
176	echo "" &&
177	echo "INFO: ROOT header file cannot be compiled."
178	])
179	fi
180	if test $HAS_ROOT = 0; then
181	echo " This indicates faulty or unusual ROOT installation."
182	echo " Verify that location of both 'root' and 'root-config' "
183	echo " is provided via \$PATH."
184	echo " MC-Tester will not be used."
185	echo ""
186	fi
187	fi
188
189	##############################################################################
190	# Check for MC-Tester
191	CPPFLAGS="-I$with_mc_tester/include $CPPFLAGS"
192
193	if test $HAS_ROOT = 1; then
194	AC_CHECK_HEADER([Generate.h],
195	HAS_MC_TESTER=1,
196	[ HAS_MC_TESTER=0 &&
197	echo "" &&
198	echo "INFO: MC-Tester not found. To provide location use:" &&
199	echo " './configure --with-mc-tester=<path_to_MC_Tester>' "
200	echo ""
201	])
202	if test $HAS_MC_TESTER = 1; then
203	AC_CHECK_HEADER([HepMCParticle.H], ,
204	[ HAS_MC_TESTER=0 &&
205	echo "" &&
206	echo "INFO: MC-Tester has been compiled without the required" &&
207	echo " library 'libHepMCEvent'. MC-Tester will not be used." &&
208	echo ""
209	])
210	fi
211	echo "checking for MCTESTERLOCATION: $env_mc_tester"
212	if test $HAS_MC_TESTER = 1 && test -z "$env_mc_tester"; then
213	echo ""
214	echo "WARNING: MC-Tester location is valid, however MCTESTERLOCATION"
215	echo " variable required by MC-Tester scripts is not set."
216	echo " Without it, examples will compile and execute correctly,"
217	echo " but scripts in examples/testing/* won't work. "
218	echo " Use 'source $with_photos/configure.paths.sh' (or .csh) to set this variable."
219	echo ""
220	fi
221	else
222	HAS_MC_TESTER=0
223	fi
224
225	##############################################################################
226	# Check for Pythia
227	CPPFLAGS="-I$with_pythia8/include $CPPFLAGS"
228
229	AC_CHECK_HEADER([Pythia.h],
230	HAS_PYTHIA=1,
231	[ HAS_PYTHIA=0 &&
232	echo "" &&
233	echo "INFO: Pythia8 not found. To provide location use:" &&
234	echo " './configure --with-pythia8=<path_to_Pythia8>' "
235	echo ""
236	])
237
238	if test $HAS_PYTHIA = 1; then
239	AC_CHECK_HEADER([HepMCInterface.h], ,
240	[ HAS_PYTHIA=0 &&
241	echo "" &&
242	echo "WARNING: Pythia8 has been compiled without the required" &&
243	echo " library 'libhepmcinterface'. Pythia8 will not be used." &&
244	echo ""
245	])
246	echo "checking for PYTHIA8DATA: $env_pythia8data"
247	if test $HAS_PYTHIA = 1 && test -z "$env_pythia8data"; then
248	pythia8data=$with_pythia8/xmldoc
249	echo ""
250	echo "WARNING: Pythia8 location is valid, however PYTHIA8DATA"
251	echo " variable required by Pythia is not set."
252	echo " Without it, examples will compile, but Pythia cannot"
253	echo " work properly. Refer to Pythia documentation."
254	echo " Use 'source $with_photos/configure.paths.sh' (or .csh) to set this variable."
255	echo ""
256	fi
257	fi
258
259	if test $HAS_HEPMC = 0; then unset with_hepmc; fi
260	if test $HAS_TAUOLA = 0; then unset with_tauola; fi
261	if test $HAS_PYTHIA = 0; then unset with_pythia8; fi
262	if test $HAS_MC_TESTER = 0; then unset with_mc_tester; fi
263
264	##############################################################################
265	AC_SUBST(with_photos)
266	AC_SUBST(with_hepmc)
267	AC_SUBST(with_tauola)
268	AC_SUBST(with_hepmc)
269	AC_SUBST(pythia8data)
270	AC_SUBST(with_pythia8)
271	AC_SUBST(with_mc_tester)
272
273	AC_CONFIG_FILES([make.inc])
274
275	### Save paths (only if configure.paths.sh exists and is writable)
276	if test -e "$with_photos/configure.paths.sh" && test -w "$with_photos/configure.paths.sh"; then
277	AC_CONFIG_FILES([$with_photos/configure.paths.sh $with_photos/configure.paths.csh])
278	fi
279
280	AC_OUTPUT
281
282	##############################################################################
283	echo "Finished!"
284	echo "---------"
285	echo ""
286
287	if test -e "$with_photos/configure.paths.sh"; then
288	echo "Consider using 'source $with_photos/configure.paths.sh'"
289	echo "(or .csh) for setting up several paths used by examples."
290	fi
291
292	if test $HAS_TAUOLA = 0 \|\| test $HAS_PYTHIA = 0 \|\| test $HAS_MC_TESTER = 0; then
293	echo ""
294	echo "Not all examples will be available."
295	fi
296
297	if test $HAS_TAUOLA = 0; then
298	echo "Consider './configure --with-tauola=<path_to_Tauola>' "
299	fi
300
301	if test $HAS_PYTHIA = 0; then
302	echo "Consider './configure --with-pythia8=<path_to_Pythia8>' "
303	fi
304
305	if test $HAS_MC_TESTER = 0; then
306	unset with_mc_tester
307	echo "Consider './configure --with-mc-tester=<path_to_MC_Tester>' "
308	fi
309
310	echo ""