summaryrefslogtreecommitdiff
path: root/bootstrap
blob: b95b147e15c4136b06f62dc169ee1f8629418867 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
#!/bin/sh

#=========================================================================
#
#  Program:   CMake - Cross-Platform Makefile Generator
#  Module:    $RCSfile$
#  Language:  Bourne Shell
#  Date:      $Date$
#  Version:   $Revision$
#
#  Copyright (c) 2002 Kitware, Inc., Insight Consortium.  All rights reserved.
#  See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
#
#     This software is distributed WITHOUT ANY WARRANTY; without even 
#     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
#     PURPOSE.  See the above copyright notices for more information.
#
#=========================================================================

CMAKE_KNOWN_C_COMPILERS="cc gcc xlc icc tcc"
CMAKE_KNOWN_CXX_COMPILERS="CC g++ c++ xlC icc como aCC"
CMAKE_KNOWN_MAKE_PROCESSORS="make gmake"

CMAKE_CXX_SOURCES="\
  cmake  \
  cmakewizard  \
  cmakemain \
  cmMakeDepend \
  cmMakefile \
  cmDocumentation \
  cmGlob \
  cmGlobalGenerator \
  cmLocalGenerator \
  cmSourceFile \
  cmSystemTools \
  cmGlobalUnixMakefileGenerator \
  cmLocalUnixMakefileGenerator \
  cmCommands \
  cmTarget \
  cmCustomCommand \
  cmCacheManager \
  cmListFileCache \
  cmVariableWatch \
  cmSourceGroup"

CMAKE_C_SOURCES="\
  cmListFileLexer \
  "

KWSYS_C_SOURCES="\
  ProcessUNIX"

KWSYS_CXX_SOURCES="\
  Directory \
  RegularExpression \
  SystemTools"

KWSYS_FILES="\
  Directory.hxx \
  Process.h \
  RegularExpression.hxx \
  SystemTools.hxx"

KWSYS_IOS_FILES="
  fstream \
  iosfwd \
  iostream \
  sstream"

cmake_system=`uname`

cmake_source_dir=`echo $0 | sed -n '/\//{s/\/[^\/]*$//;p;}'`
cmake_source_dir=`(cd "${cmake_source_dir}";pwd)`
cmake_binary_dir=`pwd`
cmake_bootstrap_dir="${cmake_binary_dir}/Bootstrap.cmk"
cmake_data_dir="/share/CMake"
cmake_doc_dir="/doc/CMake"
cmake_man_dir="/man"
cmake_init_file=""

# Display CMake bootstrap usage
cmake_usage()
{
  cat <<EOF
Usage: $0 [options]
Options: [defaults in brackets after descriptions]
Configuration:
  --help                  print this message
  --version               only print version information
  --verbose               display more information
  --parallel=n            bootstrap cmake in parallel, where n is
                          number of nodes [1]
  --init=FILE             use FILE for cmake initialization

Directory and file names:
  --prefix=PREFIX         install files in tree rooted at PREFIX
                          [/usr/local]
  --datadir=DIR           install data files in PREFIX/DIR
                          [/share/CMake]
  --docdir=DIR            install documentation files in PREFIX/DIR
                          [/doc/CMake]
  --mandir=DIR            install man pages files in PREFIX/DIR/manN
                          [/man]
EOF
  exit 10
}

# Display CMake bootstrap usage
cmake_version()
{
  # Get CMake version
  CMAKE_VERSION=""
  for a in MAJOR MINOR PATCH; do
    CMake_VERSION=`cat "${cmake_source_dir}/CMakeLists.txt" | \
      grep "SET(CMake_VERSION_${a} *[0-9]*)" | sed "s/SET(CMake_VERSION_${a} *\([0-9]*\))/\1/"`
    CMAKE_VERSION="${CMAKE_VERSION}.${CMake_VERSION}" 
  done
  CMAKE_VERSION=`echo $CMAKE_VERSION | sed "s/\.\([0-9][0-9]*\)\.\([0-9][0-9]*\)\.\([0-9][0-9]*\)/\1.\2-\3/"`
  echo "CMake ${CMAKE_VERSION}, Copyright (c) 2002 Kitware, Inc., Insight Consortium"
}

# Display CMake bootstrap error, display the log file and exit
cmake_error()
{
  res=$1
  shift 1
  echo "---------------------------------------------"
  echo "Error when bootstrapping CMake:" 
  echo "$*"
  echo "---------------------------------------------"
  if [ -f cmake_bootstrap.log ]; then
    echo "Log of errors: `pwd`/cmake_bootstrap.log"
    #cat cmake_bootstrap.log
    echo "---------------------------------------------"
  fi
  exit ${res}
}

# Replace KWSYS_NAMESPACE with cmsys
cmake_replace_string ()
{
  INFILE="$1"
  OUTFILE="$2"
  SEARCHFOR="$3"
  REPLACEWITH="$4"
  if [ -f "${INFILE}" ]; then
    cat "${INFILE}" | 
      sed "s/\@${SEARCHFOR}\@/${REPLACEWITH}/g" > "${OUTFILE}.tmp"
    if [ -f "${OUTFILE}.tmp" ]; then
      if diff "${OUTFILE}" "${OUTFILE}.tmp" > /dev/null 2> /dev/null ; then
        #echo "Files are the same"
        rm -f "${OUTFILE}.tmp"
      else
        mv -f "${OUTFILE}.tmp" "${OUTFILE}"
      fi
    fi
  else
    cmake_error 1 "Cannot find file ${INFILE}"
  fi
}

cmake_kwsys_config_replace_string ()
{
  INFILE="$1"
  OUTFILE="$2"
  shift 2
  APPEND="$*"
  if [ -f "${INFILE}" ]; then
    echo "${APPEND}" > "${OUTFILE}.tmp"
    cat "${INFILE}" | 
      sed "/./ {s/\@KWSYS_NAMESPACE\@/cmsys/g;
                s/@KWSYS_BUILD_SHARED@/${KWSYS_BUILD_SHARED}/g;
                s/@KWSYS_NAME_IS_KWSYS@/${KWSYS_NAME_IS_KWSYS}/g;
                s/@KWSYS_IOS_USE_ANSI@/${KWSYS_IOS_USE_ANSI}/g;
                s/@KWSYS_IOS_HAVE_STD@/${KWSYS_IOS_HAVE_STD}/g;
                s/@KWSYS_IOS_USE_SSTREAM@/${KWSYS_IOS_USE_SSTREAM}/g;
                s/@KWSYS_IOS_USE_STRSTREAM_H@/${KWSYS_IOS_USE_STRSTREAM_H}/g;
                s/@KWSYS_IOS_USE_STRSTREA_H@/${KWSYS_IOS_USE_STRSTREA_H}/g;
                s/@KWSYS_STL_HAVE_STD@/${KWSYS_STL_HAVE_STD}/g;}" >> "${OUTFILE}.tmp"
    if [ -f "${OUTFILE}.tmp" ]; then
      if diff "${OUTFILE}" "${OUTFILE}.tmp" > /dev/null 2> /dev/null ; then
        #echo "Files are the same"
        rm -f "${OUTFILE}.tmp"
      else
        mv -f "${OUTFILE}.tmp" "${OUTFILE}"
      fi
    fi
  else
    cmake_error 2 "Cannot find file ${INFILE}"
  fi
}
# Write string into a file
cmake_report ()
{
  FILE=$1
  shift
  echo "$*" >> ${FILE}
}

# Escape spaces in strings
cmake_escape ()
{
  echo $1 | sed "s/ /\\\\ /g"
}

# Write message to the log
cmake_log ()
{
  echo "$*" >> cmake_bootstrap.log
}

# Return temp file
cmake_tmp_file ()
{
  echo "cmake_bootstrap_$$.test"
}

# Run a compiler test. First argument is compiler, second one are compiler
# flags, third one is test source file to be compiled
cmake_try_run ()
{
  COMPILER=$1
  FLAGS=$2
  TESTFILE=$3
  if [ ! -f "${TESTFILE}" ]; then
    echo "Test file ${TESTFILE} missing. Please verify your CMake source tree."
    exit 4
  fi
  TMPFILE=`cmake_tmp_file`
  echo "Try: ${COMPILER}"
  echo "Line: ${COMPILER} ${FLAGS} ${TESTFILE} -o ${TMPFILE}"
  echo "----------  file   -----------------------"
  cat ${TESTFILE}
  echo "------------------------------------------"
  "${COMPILER}" ${FLAGS} "${TESTFILE}" -o "${TMPFILE}"
  RES=$?
  if [ "${RES}" -ne "0" ]; then
    echo "Test failed to compile"
    return 1
  fi
  if [ ! -f "${TMPFILE}" ] && [ ! -f "${TMPFILE}.exe" ]; then
    echo "Test failed to produce executable"
    return 2
  fi
  ./${TMPFILE}
  RES=$?
  rm -f "${TMPFILE}"
  if [ "${RES}" -ne "0" ]; then
    echo "Test produced non-zero return code"
    return 3
  fi
  echo "Test succeded"
  return 0
}

# Run a make test. First argument is the make interpreter.
cmake_try_make ()
{
  MAKE_PROC="$1"
  MAKE_FLAGS="$2"
  echo "Try: ${MAKE_PROC}"
  "${MAKE_PROC}" ${MAKE_FLAGS}
  RES=$?
  if [ "${RES}" -ne "0" ]; then
    echo "${MAKE_PROC} does not work"
    return 1
  fi
  if [ ! -f "test" ] && [ ! -f "test.exe" ]; then
    echo "${COMPILER} does not produce output"
    return 2
  fi
  ./test
  RES=$?
  rm -f "test"
  if [ "${RES}" -ne "0" ]; then
    echo "${MAKE_PROC} produces strange executable"
    return 3
  fi
  echo "${MAKE_PROC} works"
  return 0
}

# Parse arguments
cmake_verbose=
cmake_parallel_make=
cmake_prefix_dir="/usr/local"
for a in "$@"; do
  if echo $a | grep "^--prefix=" > /dev/null 2> /dev/null; then
    cmake_prefix_dir=`echo $a | sed "s/^--prefix=//"`
  fi
  if echo $a | grep "^--parallel=" > /dev/null 2> /dev/null; then
    cmake_parallel_make=`echo $a | sed "s/^--parallel=//" | grep "[0-9][0-9]*"`
  fi
  if echo $a | grep "^--datadir=" > /dev/null 2> /dev/null; then
    cmake_data_dir=`echo $a | sed "s/^--datadir=//"`
  fi
  if echo $a | grep "^--docdir=" > /dev/null 2> /dev/null; then
    cmake_doc_dir=`echo $a | sed "s/^--docdir=//"`
  fi
  if echo $a | grep "^--mandir=" > /dev/null 2> /dev/null; then
    cmake_man_dir=`echo $a | sed "s/^--mandir=//"`
  fi
  if echo $a | grep "^--init=" > /dev/null 2> /dev/null; then
    cmake_init_file=`echo $a | sed "s/^--init=//"`
  fi
  if echo $a | grep "^--help" > /dev/null 2> /dev/null; then
    cmake_usage
  fi
  if echo $a | grep "^--version" > /dev/null 2> /dev/null; then
    cmake_version
    exit 2
  fi
  if echo $a | grep "^--verbose" > /dev/null 2> /dev/null; then
    cmake_verbose=TRUE
  fi
done

# If verbose, display some information about bootstrap
if [ -n "${cmake_verbose}" ]; then
  echo "---------------------------------------------"
  echo "Source directory: ${cmake_source_dir}"
  echo "Binary directory: ${cmake_binary_dir}"
  echo "Prefix directory: ${cmake_prefix_dir}"
  echo "System:           ${cmake_system}"
  if [ "x${cmake_parallel_make}" != "x" ]; then
    echo "Doing parallel make: ${cmake_parallel_make}"
  fi
  echo ""
fi

echo "---------------------------------------------"
# Get CMake version
echo "`cmake_version`"

# Make bootstrap directory
[ -d "${cmake_bootstrap_dir}" ] || mkdir "${cmake_bootstrap_dir}"
if [ ! -d "${cmake_bootstrap_dir}" ]; then
  cmake_error 3 "Cannot create directory ${cmake_bootstrap_dir} to bootstrap CMake."
fi
cd "${cmake_bootstrap_dir}"

[ -d "cmsys" ] || mkdir "cmsys"
if [ ! -d "cmsys" ]; then
  cmake_error 4 "Cannot create directory ${cmake_bootstrap_dir}/cmsys"
fi

for a in stl ios; do
  [ -d "cmsys/${a}" ] || mkdir "cmsys/${a}"
  if [ ! -d "cmsys/${a}" ]; then
    cmake_error 5 "Cannot create directory ${cmake_bootstrap_dir}/cmsys/${a}"
  fi
done

# Delete all the bootstrap files
rm -f "${cmake_bootstrap_dir}/cmake_bootstrap.log"
rm -f "${cmake_bootstrap_dir}/cmConfigure.h.tmp"

# If exist compiler flags, set them
cmake_c_flags=${CFLAGS}
cmake_cxx_flags=${CXXFLAGS}

# Test C compiler
cmake_c_compiler=

# If CC is set, use that for compiler, otherwise use list of known compilers
if [ -n "${CC}" ]; then
  cmake_c_compilers="${CC}"
else
  cmake_c_compilers="${CMAKE_KNOWN_C_COMPILERS}"
fi

# Check if C compiler works
TMPFILE=`cmake_tmp_file`
cat > "${TMPFILE}.c" <<EOF
#include<stdio.h>
int main()
{
  printf("1\n");
  return 0;
}
EOF
for a in ${cmake_c_compilers}; do
  if [ -z "${cmake_c_compiler}" ] && \
    cmake_try_run "${a}" "${cmake_c_flags}" "${TMPFILE}.c" >> cmake_bootstrap.log 2>&1; then
    cmake_c_compiler="${a}"
  fi
done
rm -f "${TMPFILE}.c"

if [ -z "${cmake_c_compiler}" ]; then
  cmake_error 6 "Cannot find appropriate C compiler on this system.
Please specify one using environment variable CC."
fi
echo "C compiler on this system is: ${cmake_c_compiler} ${cmake_c_flags}"

# Test CXX compiler
cmake_cxx_compiler=

# On Mac OSX, CC is the same as cc, so make sure not to try CC as c++ compiler.

# If CC is set, use that for compiler, otherwise use list of known compilers
if [ -n "${CXX}" ]; then
  cmake_cxx_compilers="${CXX}"
else
  cmake_cxx_compilers="${CMAKE_KNOWN_CXX_COMPILERS}"
fi

# Check if C++ compiler works
TMPFILE=`cmake_tmp_file`
cat > "${TMPFILE}.cxx" <<EOF
#if defined(TEST1)
# include <iostream>
#else
# include <iostream.h>
#endif

class NeedCXX 
{
public:
  NeedCXX() { this->Foo = 1; }
  int GetFoo() { return this->Foo; }
private:
  int Foo;
};
int main()
{
  NeedCXX c;
#ifdef TEST3
  cout << c.GetFoo() << endl;
#else
  std::cout << c.GetFoo() << std::endl;
#endif
  return 0;
}
EOF
for a in ${cmake_cxx_compilers}; do
  for b in 1 2 3; do
    if [ -z "${cmake_cxx_compiler}" ] && \
      cmake_try_run "${a}" "${cmake_cxx_flags} -DTEST${b}" "${TMPFILE}.cxx" >> cmake_bootstrap.log 2>&1; then
      cmake_cxx_compiler="${a}"
    fi
  done
done
rm -f "${TMPFILE}.cxx"

if [ -z "${cmake_cxx_compiler}" ]; then
  cmake_error 7 "Cannot find appropriate C++ compiler on this system.
Please specify one using environment variable CXX."
fi
echo "C++ compiler on this system is: ${cmake_cxx_compiler} ${cmake_cxx_flags}"

# Test Make

cmake_make_processor=
cmake_make_flags=

# If MAKE is set, use that for make processor, otherwise use list of known make
if [ -n "${MAKE}" ]; then
  cmake_make_processors="${MAKE}"
else
  cmake_make_processors="${CMAKE_KNOWN_MAKE_PROCESSORS}"
fi

TMPFILE="`cmake_tmp_file`_dir"
rm -rf "${cmake_bootstrap_dir}/${TMPFILE}"
mkdir "${cmake_bootstrap_dir}/${TMPFILE}"
cd "${cmake_bootstrap_dir}/${TMPFILE}"
cat>"Makefile"<<EOF
test: test.c
	"${cmake_c_compiler}" -o test test.c
EOF
cat>"test.c"<<EOF
#include <stdio.h>
int main(){ printf("1\n"); return 0; }
EOF
if [ "x${cmake_parallel_make}" != "x" ]; then
  cmake_make_flags="${cmake_make_flags} -j ${cmake_parallel_make}"
fi
for a in ${cmake_make_processors}; do
  if [ -z "${cmake_make_processor}" ] && cmake_try_make "${a}" "${cmake_make_flags}" >> cmake_bootstrap.log 2>&1; then
    cmake_make_processor="${a}"
  fi
done
cd "${cmake_bootstrap_dir}"
rm -rf "${cmake_bootstrap_dir}/${TMPFILE}"

if [ -z "${cmake_make_processor}" ]; then
  cmake_error 8 "Cannot find appropriate Makefile processor on this system.
Please specify one using environment variable MAKE."
fi
echo "Make processor on this system is: ${cmake_make_processor}"

# Ok, we have CC, CXX, and MAKE.

# Test C++ compiler features

# If we are on IRIX, check for -LANG:std
cmake_test_flags="-LANG:std"
if [ "x${cmake_system}" = "xIRIX64" ]; then
  TMPFILE=`cmake_tmp_file`
  cat > ${TMPFILE}.cxx <<EOF
  #include <iostream>
  int main() { std::cout << "No need for ${cmake_test_flags}" << std::endl; return 0;}
EOF
  cmake_need_lang_std=0
  if cmake_try_run "${cmake_cxx_compiler}" \
    "${cmake_cxx_flags}" "${TMPFILE}.cxx" >> cmake_bootstrap.log 2>&1; then
    :
  else
    if cmake_try_run "${cmake_cxx_compiler}" \
      "${cmake_cxx_flags} ${cmake_test_flags}" "${TMPFILE}.cxx" >> cmake_bootstrap.log 2>&1; then
      cmake_need_lang_std=1
    fi
  fi
  if [ "x${cmake_need_lang_std}" = "x1" ]; then
    cmake_cxx_flags="${cmake_cxx_flags} ${cmake_test_flags}"
    echo "${cmake_cxx_compiler} needs ${cmake_test_flags}"
  else
    echo "${cmake_cxx_compiler} does not need ${cmake_test_flags}"
  fi
  rm -f "${TMPFILE}.cxx"
fi
cmake_test_flags=

# If we are on OSF, check for -timplicit_local -no_implicit_include
cmake_test_flags="-timplicit_local -no_implicit_include"
if [ "x${cmake_system}" = "xOSF1" ]; then
  TMPFILE=`cmake_tmp_file`
  cat > ${TMPFILE}.cxx <<EOF
  #include <iostream>
  int main() { std::cout << "We need ${cmake_test_flags}" << std::endl; return 0;}
EOF
  cmake_need_flags=1
  if cmake_try_run "${cmake_cxx_compiler}" \
    "${cmake_cxx_flags} ${cmake_test_flags}" "${TMPFILE}.cxx" >> cmake_bootstrap.log 2>&1; then
    :
  else
    cmake_need_flags=0
  fi
  if [ "x${cmake_need_flags}" = "x1" ]; then
    cmake_cxx_flags="${cmake_cxx_flags} ${cmake_test_flags}"
    echo "${cmake_cxx_compiler} needs ${cmake_test_flags}"
  else
    echo "${cmake_cxx_compiler} does not need ${cmake_test_flags}"
  fi
  rm -f "${TMPFILE}.cxx"
fi
cmake_test_flags=

# If we are on OSF, check for -std strict_ansi -nopure_cname
cmake_test_flags="-std strict_ansi -nopure_cname"
if [ "x${cmake_system}" = "xOSF1" ]; then
  TMPFILE=`cmake_tmp_file`
  cat > ${TMPFILE}.cxx <<EOF
  #include <iostream>
  int main() { std::cout << "We need ${cmake_test_flags}" << std::endl; return 0;}
EOF
  cmake_need_flags=1
  if cmake_try_run "${cmake_cxx_compiler}" \
    "${cmake_cxx_flags} ${cmake_test_flags}" "${TMPFILE}.cxx" >> cmake_bootstrap.log 2>&1; then
    :
  else
    cmake_need_flags=0
  fi
  if [ "x${cmake_need_flags}" = "x1" ]; then
    cmake_cxx_flags="${cmake_cxx_flags} ${cmake_test_flags}"
    echo "${cmake_cxx_compiler} needs ${cmake_test_flags}"
  else
    echo "${cmake_cxx_compiler} does not need ${cmake_test_flags}"
  fi
  rm -f "${TMPFILE}.cxx"
fi
cmake_test_flags=

# If we are on HP-UX, check for -Ae for the C compiler.
cmake_test_flags="-Ae"
if [ "x${cmake_system}" = "xHP-UX" ]; then
  TMPFILE=`cmake_tmp_file`
  cat > ${TMPFILE}.c <<EOF
  int main(int argc, char** argv) { (void)argc; (void)argv; return 0; }
EOF
  cmake_need_Ae=0
  if cmake_try_run "${cmake_c_compiler}" "${cmake_c_flags}" "${TMPFILE}.c" >> cmake_bootstrap.log 2>&1; then
    :
  else
    if cmake_try_run "${cmake_c_compiler}" \
      "${cmake_c_flags} ${cmake_test_flags}" "${TMPFILE}.c" >> cmake_bootstrap.log 2>&1; then
      cmake_need_Ae=1
    fi
  fi
  if [ "x${cmake_need_Ae}" = "x1" ]; then
    cmake_c_flags="${cmake_c_flags} ${cmake_test_flags}"
    echo "${cmake_c_compiler} needs ${cmake_test_flags}"
  else
    echo "${cmake_c_compiler} does not need ${cmake_test_flags}"
  fi
  rm -f "${TMPFILE}.c"
fi
cmake_test_flags=

# Test for kwsys features
KWSYS_NAME_IS_KWSYS=0
KWSYS_BUILD_SHARED=0
KWSYS_IOS_USE_STRSTREAM_H=0
KWSYS_IOS_USE_STRSTREA_H=0
KWSYS_IOS_HAVE_STD=0
KWSYS_IOS_USE_SSTREAM=0
KWSYS_IOS_USE_ANSI=0
KWSYS_STL_HAVE_STD=0

if cmake_try_run "${cmake_cxx_compiler}" \
  "${cmake_cxx_flags} -DTEST_KWSYS_STL_HAVE_STD" \
  "${cmake_source_dir}/Source/kwsys/kwsysPlatformCxxTests.cxx" >> cmake_bootstrap.log 2>&1; then
  KWSYS_STL_HAVE_STD=1
  echo "${cmake_cxx_compiler} has STL in std:: namespace"
else
  echo "${cmake_cxx_compiler} does not have STL in std:: namespace"
fi

if cmake_try_run "${cmake_cxx_compiler}" \
  "${cmake_cxx_flags} -DTEST_KWSYS_IOS_USE_ANSI" \
  "${cmake_source_dir}/Source/kwsys/kwsysPlatformCxxTests.cxx" >> cmake_bootstrap.log 2>&1; then
  KWSYS_IOS_USE_ANSI=1
  echo "${cmake_cxx_compiler} has ANSI streams"
else
  echo "${cmake_cxx_compiler} does not have ANSI streams"
fi

if [ "x$KWSYS_IOS_USE_ANSI" = "x1" ]; then
  if cmake_try_run "${cmake_cxx_compiler}" \
    "${cmake_cxx_flags} -DTEST_KWSYS_IOS_HAVE_STD" \
    "${cmake_source_dir}/Source/kwsys/kwsysPlatformCxxTests.cxx" >> cmake_bootstrap.log 2>&1; then
    KWSYS_IOS_HAVE_STD=1
    echo "${cmake_cxx_compiler} has streams in std:: namespace"
  else
    echo "${cmake_cxx_compiler} does not have streams in std:: namespace"
  fi
  if cmake_try_run "${cmake_cxx_compiler}" \
    "${cmake_cxx_flags} -DTEST_KWSYS_IOS_USE_SSTREAM" \
    "${cmake_source_dir}/Source/kwsys/kwsysPlatformCxxTests.cxx" >> cmake_bootstrap.log 2>&1; then
    KWSYS_IOS_USE_SSTREAM=1
    echo "${cmake_cxx_compiler} has sstream"
  else
    echo "${cmake_cxx_compiler} does not have sstream"
  fi
fi

if [ "x$KWSYS_IOS_USE_SSTREAM" = "x0" ]; then
  if cmake_try_run "${cmake_cxx_compiler}" \
    "${cmake_cxx_flags} -DTEST_KWSYS_IOS_USE_STRSTREAM_H" \
    "${cmake_source_dir}/Source/kwsys/kwsysPlatformCxxTests.cxx" >> cmake_bootstrap.log 2>&1; then
    KWSYS_IOS_USE_STRSTREAM_H=1
    echo "${cmake_cxx_compiler} has strstream.h"
  else
    echo "${cmake_cxx_compiler} does not have strstream.h"
  fi
  if [ "x$KWSYS_IOS_USE_STRSTREAM_H" = "x0" ]; then
    if cmake_try_run "${cmake_cxx_compiler}" \
      "${cmake_cxx_flags} -DTEST_KWSYS_IOS_USE_STRSTREA_H" \
      "${cmake_source_dir}/Source/kwsys/kwsysPlatformCxxTests.cxx" >> cmake_bootstrap.log 2>&1; then
      KWSYS_IOS_USE_STRSTREA_H=1
      echo "${cmake_cxx_compiler} has strstrea.h"
    else
      echo "${cmake_cxx_compiler} does not have strstrea.h"
    fi
  fi
fi

# Just to be safe, let us store compiler and flags to the header file

cmake_bootstrap_version='$Revision$'
cmake_compiler_settings_comment="/*
 * Generated by ${cmake_source_dir}/bootstrap
 * Version:     ${cmake_bootstrap_version}
 *
 * Source directory: ${cmake_source_dir}
 * Binary directory: ${cmake_bootstrap_dir}
 *
 * C compiler:   ${cmake_c_compiler}
 * C flags:      ${cmake_c_flags}
 *
 * C++ compiler: ${cmake_cxx_compiler}
 * C++ flags:    ${cmake_cxx_flags}
 *
 * Make:         ${cmake_make_processor}
 *
 * Sources:
 * ${CMAKE_CXX_SOURCES} ${CMAKE_C_SOURCES}
 * kwSys Sources:
 * ${KWSYS_CXX_SOURCES} ${KWSYS_C_SOURCES}
 */
"

cmake_report cmConfigure.h.tmp "${cmake_compiler_settings_comment}"

if [ "x$KWSYS_STL_HAVE_STD" = "x1" ]; then
  cmake_report cmConfigure.h.tmp "/* #undef CMAKE_NO_STD_NAMESPACE */"
else
  cmake_report cmConfigure.h.tmp "#define CMAKE_NO_STD_NAMESPACE 1"
fi

if [ "x$KWSYS_IOS_USE_ANSI" = "x1" ]; then
  cmake_report cmConfigure.h.tmp "/* #undef CMAKE_NO_ANSI_STREAM_HEADERS */"
else
  cmake_report cmConfigure.h.tmp "#define CMAKE_NO_ANSI_STREAM_HEADERS 1"
fi

if [ "x$KWSYS_IOS_USE_SSTREAM" = "x1" ]; then
  cmake_report cmConfigure.h.tmp "/* #undef CMAKE_NO_ANSI_STRING_STREAM */"
else
  cmake_report cmConfigure.h.tmp "#define CMAKE_NO_ANSI_STRING_STREAM 1"
fi

# Test for ansi FOR scope
if cmake_try_run "${cmake_cxx_compiler}" \
  "${cmake_cxx_flags}" \
  "${cmake_source_dir}/Modules/TestForAnsiForScope.cxx" >> cmake_bootstrap.log 2>&1; then
  cmake_report cmConfigure.h.tmp "/* #undef CMAKE_NO_ANSI_FOR_SCOPE */"
  echo "${cmake_cxx_compiler} has ANSI for scoping"
else
  cmake_report cmConfigure.h.tmp "#define CMAKE_NO_ANSI_FOR_SCOPE 1"
  echo "${cmake_cxx_compiler} does not have ANSI for scoping"
fi

# Write CMake version
for a in MAJOR MINOR PATCH; do
  CMake_VERSION=`cat "${cmake_source_dir}/CMakeLists.txt" | \
    grep "SET(CMake_VERSION_${a} *[0-9]*)" | sed "s/SET(CMake_VERSION_${a} *\([0-9]*\))/\1/"`
  cmake_report cmConfigure.h.tmp "#define CMake_VERSION_${a} ${CMake_VERSION}"
done
cmake_report cmConfigure.h.tmp "#define CMAKE_ROOT_DIR \"${cmake_source_dir}\""
cmake_report cmConfigure.h.tmp "#define CMAKE_DATA_DIR \"${cmake_data_dir}\""
cmake_report cmConfigure.h.tmp "#define CMAKE_BOOTSTRAP"

# Regenerate real cmConfigure.h
if diff cmConfigure.h cmConfigure.h.tmp > /dev/null 2> /dev/null; then
  rm -f cmConfigure.h.tmp
else
  mv -f cmConfigure.h.tmp cmConfigure.h
fi

# Prepare KWSYS
cmake_kwsys_config_replace_string \
  "${cmake_source_dir}/Source/kwsys/Configure.hxx.in" \
  "${cmake_bootstrap_dir}/cmsys/Configure.hxx" \
  "${cmake_compiler_settings_comment}"
cmake_kwsys_config_replace_string \
  "${cmake_source_dir}/Source/kwsys/Configure.h.in" \
  "${cmake_bootstrap_dir}/cmsys/Configure.h" \
  "${cmake_compiler_settings_comment}"

for a in ${KWSYS_FILES}; do 
  cmake_replace_string "${cmake_source_dir}/Source/kwsys/${a}.in" \
     "${cmake_bootstrap_dir}/cmsys/${a}" KWSYS_NAMESPACE cmsys
done

for a in ${KWSYS_IOS_FILES}; do 
  cmake_replace_string "${cmake_source_dir}/Source/kwsys/kwsys_ios_${a}.h.in" \
     "${cmake_bootstrap_dir}/cmsys/ios/${a}" KWSYS_NAMESPACE cmsys
done

cmake_replace_string "${cmake_source_dir}/Source/kwsys/kwsys_stl.h.in" \
   "${cmake_bootstrap_dir}/cmsys/stl/stl.h.in" KWSYS_NAMESPACE cmsys

for a in string vector; do
  cmake_replace_string "${cmake_bootstrap_dir}/cmsys/stl/stl.h.in" \
    "${cmake_bootstrap_dir}/cmsys/stl/${a}" KWSYS_STL_HEADER ${a}
done

# Generate Makefile
dep="cmConfigure.h cmsys/Configure.hxx cmsys/Configure.h `cmake_escape \"${cmake_source_dir}\"`/Source/*.h"
objs=""
for a in ${CMAKE_CXX_SOURCES} ${CMAKE_C_SOURCES} ${KWSYS_CXX_SOURCES} ${KWSYS_C_SOURCES}; do
  objs="${objs} ${a}.o"
done

if [ "x${cmake_ansi_cxx_flags}" != "x" ]; then
  cmake_cxx_flags="${cmake_ansi_cxx_flags} ${cmake_cxx_flags}"
fi

if [ "x${cmake_c_flags}" != "x" ]; then
  cmake_c_flags="${cmake_c_flags} "
fi

if [ "x${cmake_cxx_flags}" != "x" ]; then
  cmake_cxx_flags="${cmake_cxx_flags} "
fi

cmake_c_flags="${cmake_c_flags}-I`cmake_escape \"${cmake_source_dir}/Source\"` \
  -I`cmake_escape \"${cmake_bootstrap_dir}\"`"
cmake_cxx_flags="${cmake_cxx_flags}-I`cmake_escape \"${cmake_source_dir}/Source\"` \
  -I`cmake_escape \"${cmake_bootstrap_dir}\"`"
echo "cmake: ${objs}" > "${cmake_bootstrap_dir}/Makefile"
echo "	${cmake_cxx_compiler} ${LDFLAGS} ${cmake_cxx_flags} ${objs} -o cmake" >> "${cmake_bootstrap_dir}/Makefile"
for a in ${CMAKE_CXX_SOURCES}; do
  src=`cmake_escape "${cmake_source_dir}/Source/${a}.cxx"`
  echo "${a}.o : ${src} ${dep}" >> "${cmake_bootstrap_dir}/Makefile"
  echo "	${cmake_cxx_compiler} ${cmake_cxx_flags} -c ${src} -o ${a}.o" >> "${cmake_bootstrap_dir}/Makefile"
done
for a in ${CMAKE_C_SOURCES}; do
  src=`cmake_escape "${cmake_source_dir}/Source/${a}.c"`
  echo "${a}.o : ${src} ${dep}" >> "${cmake_bootstrap_dir}/Makefile"
  echo "	${cmake_c_compiler} ${cmake_c_flags} -c ${src} -o ${a}.o" >> "${cmake_bootstrap_dir}/Makefile"
done
for a in ${KWSYS_C_SOURCES}; do
  src=`cmake_escape "${cmake_source_dir}/Source/kwsys/${a}.c"`
  echo "${a}.o : ${src} ${dep}" >> "${cmake_bootstrap_dir}/Makefile"
  echo "	${cmake_c_compiler} ${cmake_c_flags} -DKWSYS_NAMESPACE=cmsys -c ${src} -o ${a}.o" >> "${cmake_bootstrap_dir}/Makefile"
done
for a in ${KWSYS_CXX_SOURCES}; do
  src=`cmake_escape "${cmake_source_dir}/Source/kwsys/${a}.cxx"`
  echo "${a}.o : ${src} ${dep}" >> "${cmake_bootstrap_dir}/Makefile"
  echo "	${cmake_cxx_compiler} ${cmake_cxx_flags} -DKWSYS_NAMESPACE=cmsys -c ${src} -o ${a}.o" >> "${cmake_bootstrap_dir}/Makefile"
done
cat>>"${cmake_bootstrap_dir}/Makefile"<<EOF
rebuild_cache:
	cd "${cmake_binary_dir}" && "${cmake_source_dir}/bootstrap"
EOF

# Write our default settings to Bootstrap.cmk/InitialCacheFlags.cmake.
cat > "${cmake_bootstrap_dir}/InitialCacheFlags.cmake" <<EOF
# Generated by ${cmake_source_dir}/bootstrap
# Default cmake settings.  These may be overridden any settings below.
SET (CMAKE_INSTALL_PREFIX "${cmake_prefix_dir}" CACHE PATH "Install path prefix, prepended onto install directories." FORCE)
SET (CMAKE_DOC_DIR "${cmake_doc_dir}" CACHE PATH "Install location for documentation (relative to prefix)." FORCE)
SET (CMAKE_MAN_DIR "${cmake_man_dir}" CACHE PATH "Install location for man pages (relative to prefix)." FORCE)
SET (CMAKE_DATA_DIR "${cmake_data_dir}" CACHE PATH "Install location for data (relative to prefix)." FORCE)
EOF

# Add user-specified settings.  Handle relative-path case for
# specification of cmake_init_file.
(
cd "${cmake_binary_dir}"
if [ -f "${cmake_init_file}" ]; then
  cat "${cmake_init_file}" >> "${cmake_bootstrap_dir}/InitialCacheFlags.cmake"
fi
)

echo "---------------------------------------------"

# Run make to build bootstrap cmake
if [ "x${cmake_parallel_make}" != "x" ]; then
  ${cmake_make_processor} ${cmake_make_flags}
else
  ${cmake_make_processor}
fi
RES=$?
if [ "${RES}" -ne "0" ]; then
  cmake_error 9 "Problem while running ${cmake_make_processor}"
fi
cd "${cmake_binary_dir}"

# Set C, CXX, and MAKE environment variables, so that real real cmake will be
# build with same compiler and make
CC="${cmake_c_compiler}"
CXX="${cmake_cxx_compiler}"
MAKE="${cmake_make_processor}"
export CC
export CXX
export MAKE

# Run bootstrap CMake to configure real CMake
"${cmake_bootstrap_dir}/cmake" "${cmake_source_dir}" "-C${cmake_bootstrap_dir}/InitialCacheFlags.cmake"

echo "---------------------------------------------"

# And we are done. Now just run make
echo "CMake has bootstrapped.  Now run ${cmake_make_processor}."