/[gxemul]/trunk/configure
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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revision 10 by dpavlin, Mon Oct 8 16:18:27 2007 UTC revision 36 by dpavlin, Mon Oct 8 16:21:34 2007 UTC
# Line 1  Line 1 
1  #!/bin/sh  #!/bin/sh
2  ###############################################################################  ###############################################################################
3  #  #
4  #  Copyright (C) 2003-2005  Anders Gavare.  All rights reserved.  #  Copyright (C) 2003-2007  Anders Gavare.  All rights reserved.
5  #  #
6  #  Redistribution and use in source and binary forms, with or without  #  Redistribution and use in source and binary forms, with or without
7  #  modification, are permitted provided that the following conditions are met:  #  modification, are permitted provided that the following conditions are met:
# Line 27  Line 27 
27  #  SUCH DAMAGE.  #  SUCH DAMAGE.
28  #  #
29  #  #
30  #  $Id: configure,v 1.140 2005/06/27 17:31:50 debug Exp $  #  $Id: configure,v 1.245 2007/03/16 14:13:59 debug Exp $
31  #  #
32  #  This is a minimal configure script, hardcoded for GXemul. This script  #  This is a minimal configure script, hardcoded for GXemul. This script
33  #  figures out which compiler flags will work, and creates Makefiles in  #  figures out which compiler flags will work, and creates Makefiles in
# Line 47  Line 47 
47  #    o)  special hacks for some OSes  #    o)  special hacks for some OSes
48  #    o)  which compiler to use  (overridden by setting CC)  #    o)  which compiler to use  (overridden by setting CC)
49  #    o)  which compiler flags to use  (overridden by setting CFLAGS)  #    o)  which compiler flags to use  (overridden by setting CFLAGS)
50  #    o)  X11 flags and libraries  (TODO: should be possible to override)  #    o)  X11 flags and libraries  (TODO: should be possible to override
51  #    o)  binary translation (on supported platforms)  #        via command line options?)
52  #    o)  prefetch capability  (TODO: this is assumed on Alpha, but not all  #    o)  native code generation backend (i.e. detect host architecture)
53  #                              Alphas have it...)  #
54  #  #
55  #  TODO:  #  The general philosophy regarding command line switches is that anything
56  #    o)  do not enable prefetch on Alpha ev4 or ev5, only on pca56 and newer  #  which can be incorporated into the program as a runtime command line option
57  #    o)  X11 libs and includes via command line options?  #  should be, instead of requiring a recompile.
58  #  #
59  ###############################################################################  ###############################################################################
60    
61  ENABLEARM=YES  #  Figure out if this is a stable version (0.x.x).
62  ENABLEMIPS=YES  X=`basename \`pwd\`|cut -d \- -f 2-|cut -c1-2`
63  ENABLEPPC=YES  if [ z"$X" = z0. ]; then
64  ENABLEURISC=YES          #  Stable:
65  ENABLEX86=NO          ENABLEALPHA=YES
66  STABLE=NO          ENABLEARM=YES
67            ENABLEMIPS=YES
68            ENABLEPPC=YES
69            ENABLESH=YES
70    else
71            #  Development:
72            UNSTABLE=YES
73            ENABLEALPHA=YES
74            ENABLEARM=YES
75            ENABLEAVR=YES
76            ENABLEM68K=YES
77            ENABLEMIPS=YES
78            ENABLEPPC=YES
79            ENABLERCA180X=YES
80            ENABLESH=YES
81            ENABLESPARC=YES
82            ENABLETRANSPUTER=YES
83    fi
84    
85    if [ z"$UNSTABLE" = zYES ]; then
86            printf "###\n###  DEVELOPMENT (UNSTABLE)\n###\n\n"
87    fi
88    
89  if [ z"$*" != z ]; then  if [ z"$*" != z ]; then
90          #  Parse command line options:          #  Parse command line options:
91          for a in $*; do          for a in $*; do
92                  if [ z$a = z--disable-x ]; then                  if [ z$a = z--disable-x ]; then
93                          NOX11=YES                          NOX11=YES
                 else if [ z$a = z--always32 ]; then  
                         ALWAYS32=YES  
                 else if [ z$a = z--tracenull ]; then  
                         TRACENULL=YES  
                 else if [ z$a = z--disable-bintrans ]; then  
                         NOBINTRANS=YES  
                 else if [ z$a = z--enable-bintrans ]; then  
                         NOBINTRANS=NO  
                 else if [ z$a = z--disable-mips16 ]; then  
                         MIPS16=NO  
                 else if [ z$a = z--enable-mips16 ]; then  
                         MIPS16=YES  
                 else if [ z$a = z--disable-arm ]; then  
                         ENABLEARM=NO  
                 else if [ z$a = z--enable-arm ]; then  
                         ENABLEARM=YES  
                 else if [ z$a = z--disable-mips ]; then  
                         ENABLEMIPS=NO  
                 else if [ z$a = z--enable-mips ]; then  
                         ENABLEMIPS=YES  
                 else if [ z$a = z--disable-ppc ]; then  
                         ENABLEPPC=NO  
                 else if [ z$a = z--enable-ppc ]; then  
                         ENABLEPPC=YES  
                 else if [ z$a = z--disable-urisc ]; then  
                         ENABLEURISC=NO  
                 else if [ z$a = z--enable-urisc ]; then  
                         ENABLEURISC=YES  
                 else if [ z$a = z--disable-x86 ]; then  
                         ENABLEX86=NO  
                 else if [ z$a = z--enable-x86 ]; then  
                         ENABLEX86=YES  
                 else if [ z$a = z--disable-delays ]; then  
                         DELAYS=NO  
                 else if [ z$a = z--enable-delays ]; then  
                         DELAYS=YES  
                 else if [ z$a = z--disable-caches ]; then  
                         CACHES=NO  
                 else if [ z$a = z--enable-caches ]; then  
                         CACHES=YES  
94                  else if [ z$a = z--help ]; then                  else if [ z$a = z--help ]; then
95                          echo "usage: $0 [options]"                          printf "usage: $0 [options]\n\n"
96                          printf "\nDevelopment (debug) options:\n"                          echo "  --disable-x         don't include X11 support,"\
97                          echo "  --always32         enable" \                              "even if the host supports it"
98                              "ALWAYS_SIGNEXTEND_32 (for hunting down"                          echo
                         echo "                     32/64-bit bugs)"  
                         echo "  --tracenull        enable" \  
                             "TRACE_NULL_CRASHES (for bug hunting)"  
                         printf "\nGeneral options:\n"  
                         echo "  --disable-bintrans configure without" \  
                             "bintrans, even if the host supports it"  
                         printf "  --enable-caches    enable cache emulation"  
                         printf " (BUGGY)\n"  
                         echo "  --enable-delays    enable instruction" \  
                             "latency/delay emulation"  
                         echo "  --disable-x        don't include X11 support"  
                         printf "\nCPU selection options:\n"  
                         echo "  --disable-arm      disable ARM CPU emulation"  
                         echo "  --disable-mips     disable MIPS CPU emulation"  
                         echo "  --disable-ppc      disable PPC CPU emulation"  
                         echo "  --disable-urisc    disable URISC CPU emulation"  
                         if [ z$STABLE = zNO ]; then  
                                 printf "  --enable-x86       "  
                                 printf "enable x86 CPU emulation"  
                                 printf " (NOT YET)\n"  
                         fi  
                         printf "\nMIPS-specific options:\n"  
                         printf "  --enable-mips16    enable MIPS16 instruction"  
                         printf " support (NOT YET)\n\n"  
99                          exit                          exit
100                  else                  else
101                          echo "Invalid option: $a"                          echo "Invalid option: $a"
102                          echo "Run  $0 --help  to get a list of" \                          echo "Run  $0 --help  to get a list of" \
103                              "available options."                              "available options."
104                          exit                          exit
105                  fi; fi; fi; fi; fi; fi; fi; fi; fi; fi; fi; fi; fi; fi; fi                  fi; fi
                 fi; fi; fi; fi; fi; fi; fi  
106          done          done
107  fi  fi
108    
# Line 176  else Line 132  else
132  fi  fi
133    
134    
135    if [ z"$UNSTABLE" = zYES ]; then
136            printf "#define UNSTABLE_DEVEL\n" >> config.h
137    fi
138    
139    
140  ZZ=`echo compiled on \`uname\`/\`uname -m\`, \`date\``  ZZ=`echo compiled on \`uname\`/\`uname -m\`, \`date\``
141  printf "#define COMPILE_DATE \"$ZZ\"\n" >> config.h  printf "#define COMPILE_DATE \"$ZZ\"\n" >> config.h
142    
143    
144    
145  #  Support for various CPU types:  #  Support for various CPU types:
146  if [ z$MIPS16 = zYES ]; then  if [ z$ENABLEALPHA = zYES ]; then
147          printf 'Enabling MIPS16 support.  '          printf "#define ENABLE_ALPHA\n" >> config.h
148          printf 'NOTE: MIPS16 support is not really working yet.\n'          CPU_ARCHS="$CPU_ARCHS cpu_alpha.o cpu_alpha_palcode.o memory_alpha.o"
149          printf "#define ENABLE_MIPS16\n" >> config.h          CPU_TOOLS="$CPU_TOOLS generate_alpha_misc"
150  fi  fi
151  if [ z$ENABLEARM = zYES ]; then  if [ z$ENABLEARM = zYES ]; then
152          printf "#define ENABLE_ARM\n" >> config.h          printf "#define ENABLE_ARM\n" >> config.h
153            CPU_ARCHS="$CPU_ARCHS cpu_arm.o cpu_arm_coproc.o memory_arm.o "
154            CPU_ARCHS="$CPU_ARCHS tmp_arm_dpi.o tmp_arm_loadstore.o tmp_arm_r.o"
155            CPU_ARCHS="$CPU_ARCHS tmp_arm_r0.o tmp_arm_r1.o"
156            CPU_ARCHS="$CPU_ARCHS tmp_arm_r2.o tmp_arm_r3.o"
157            CPU_ARCHS="$CPU_ARCHS tmp_arm_r4.o tmp_arm_r5.o"
158            CPU_ARCHS="$CPU_ARCHS tmp_arm_r6.o tmp_arm_r7.o"
159            CPU_ARCHS="$CPU_ARCHS tmp_arm_r8.o tmp_arm_r9.o"
160            CPU_ARCHS="$CPU_ARCHS tmp_arm_ra.o tmp_arm_rb.o"
161            CPU_ARCHS="$CPU_ARCHS tmp_arm_rc.o tmp_arm_rd.o"
162            CPU_ARCHS="$CPU_ARCHS tmp_arm_re.o tmp_arm_rf.o tmp_arm_multi.o"
163            CPU_TOOLS="$CPU_TOOLS generate_arm_dpi generate_arm_r"
164            CPU_TOOLS="$CPU_TOOLS generate_arm_loadstore generate_arm_multi"
165    fi
166    if [ z$ENABLEAVR = zYES ]; then
167            printf "#define ENABLE_AVR\n" >> config.h
168            CPU_ARCHS="$CPU_ARCHS cpu_avr.o"
169    fi
170    if [ z$ENABLEM68K = zYES ]; then
171            printf "#define ENABLE_M68K\n" >> config.h
172            CPU_ARCHS="$CPU_ARCHS cpu_m68k.o"
173  fi  fi
174  if [ z$ENABLEMIPS = zYES ]; then  if [ z$ENABLEMIPS = zYES ]; then
175          printf "#define ENABLE_MIPS\n" >> config.h          printf "#define ENABLE_MIPS\n" >> config.h
176            CPU_ARCHS="$CPU_ARCHS cpu_mips.o cpu_mips_coproc.o "
177            CPU_ARCHS="$CPU_ARCHS cpu_mips_instr_unaligned.o"
178            CPU_TOOLS="$CPU_TOOLS generate_mips_loadstore"
179            CPU_TOOLS="$CPU_TOOLS generate_mips_loadstore_multi"
180  fi  fi
181  if [ z$ENABLEPPC = zYES ]; then  if [ z$ENABLEPPC = zYES ]; then
182          printf "#define ENABLE_PPC\n" >> config.h          printf "#define ENABLE_PPC\n" >> config.h
183            CPU_ARCHS="$CPU_ARCHS cpu_ppc.o"
184            CPU_TOOLS="$CPU_TOOLS generate_ppc_loadstore"
185  fi  fi
186  if [ z$ENABLEURISC = zYES ]; then  if [ z$ENABLERCA180X = zYES ]; then
187          printf "#define ENABLE_URISC\n" >> config.h          printf "#define ENABLE_RCA180X\n" >> config.h
188  fi          CPU_ARCHS="$CPU_ARCHS cpu_rca180x.o"
189  if [ z$ENABLEX86 = zYES ]; then  fi
190          printf "#define ENABLE_X86\n" >> config.h  if [ z$ENABLESH = zYES ]; then
191          if [ z$STABLE = zNO ]; then          printf "#define ENABLE_SH\n" >> config.h
192                  printf "\nWARNING: X86 emulation enabled, but it isn't really"          CPU_ARCHS="$CPU_ARCHS cpu_sh.o memory_sh.o"
193                  printf " working yet.\n\n"  fi
194          else  if [ z$ENABLESPARC = zYES ]; then
195                  printf "Not in the stable release.\n"          printf "#define ENABLE_SPARC\n" >> config.h
196                  exit          CPU_ARCHS="$CPU_ARCHS cpu_sparc.o memory_sparc.o"
197          fi          CPU_TOOLS="$CPU_TOOLS generate_sparc_loadstore"
198  fi  fi
199    if [ z$ENABLETRANSPUTER = zYES ]; then
200            printf "#define ENABLE_TRANSPUTER\n" >> config.h
201  #  Instruction delay/latency emulation:          CPU_ARCHS="$CPU_ARCHS cpu_transputer.o"
 if [ z$DELAYS = zYES ]; then  
         echo 'Enabling Instruction delay/latency emulation.'  
         printf "#define ENABLE_INSTRUCTION_DELAYS\n" >> config.h  
 fi  
   
   
 #  Development option: ALWAYS_SIGNEXTEND_32  
 if [ z$ALWAYS32 = zYES ]; then  
         echo 'Enabling ALWAYS_SIGNEXTEND_32. (NOTE:' \  
             'This slows down everything.)'  
         printf "#define ALWAYS_SIGNEXTEND_32\n" >> config.h  
 fi  
   
   
 #  Development option: TRACE_NULL_CRASHES  
 if [ z$TRACENULL = zYES ]; then  
         echo 'Enabling TRACE_NULL_CRASHES. (NOTE:' \  
             'This slows down the emulator.)'  
         printf "#define TRACE_NULL_CRASHES\n" >> config.h  
 fi  
   
   
 #  Cache emulation:  
 if [ z$CACHES = zYES ]; then  
         echo 'Enabling Cache emulation. (EXPERIMENTAL)'  
         printf "#define ENABLE_CACHE_EMULATION\n" >> config.h  
   
         if [ z$DELAYS != zYES ]; then  
                 printf 'WARNING: Cache emulation without instruction '  
                 printf 'delay/latency emulation\n'  
                 printf '         (--delays) will not produce correct '  
                 printf 'cache miss penalties and such.\n'  
         fi  
   
         printf "\nNOTE: Cache emulation enabled, but right now it triggers "  
         printf "weird bugs in the\n      emulator. You have been warned.\n\n"  
202  fi  fi
203    
204    
# Line 325  if [ z"$CC" = z ]; then Line 276  if [ z"$CC" = z ]; then
276          fi          fi
277          rm -f _testprog          rm -f _testprog
278    
279          #  Try ccc (FreeBSD/Alpha):  #       #  Try ccc (FreeBSD/Alpha):
280          printf "#!/bin/sh\nccc _testprog.c -o _testprog >" > _test.sh  #       printf "#!/bin/sh\nccc _testprog.c -o _testprog >" > _test.sh
281          printf " /dev/null 2> /dev/null\n" >> _test.sh  #       printf " /dev/null 2> /dev/null\n" >> _test.sh
282          chmod 755 _test.sh  #       chmod 755 _test.sh
283          ./_test.sh > /dev/null 2> /dev/null  #       ./_test.sh > /dev/null 2> /dev/null
284          if [ -x _testprog ]; then  #       if [ -x _testprog ]; then
285                  CC="ccc"  #               CC="ccc"
286          fi  #       fi
287          rm -f _testprog  #       rm -f _testprog
288    
289          rm -f _test.sh          rm -f _test.sh
290  fi  fi
# Line 395  if [ z$NOX11 = z ]; then Line 346  if [ z$NOX11 = z ]; then
346    
347          rm -f _test_x11 _test_x11.o          rm -f _test_x11 _test_x11.o
348    
349            #  Special case for some 64-bit Linux/x86_64 systems:
350            if [ z$XOK = z0 ]; then
351                    $CC $CFLAGS _test_x11.c -c -o _test_x11.o \
352                        $XINCLUDE 2> /dev/null
353    
354                    XLIB="-L/usr/X11R6/lib64 -lX11"
355                    $CC $CFLAGS _test_x11.o -o _test_x11 $XLIB 2> /dev/null
356    
357                    if [ -x _test_x11 ]; then
358                            XOK=1
359                    fi
360            fi
361            rm -f _test_x11 _test_x11.o
362    
363          if [ z$XOK = z0 ]; then          if [ z$XOK = z0 ]; then
364                  XINCLUDE=""                  XINCLUDE=""
365                  $CC $CFLAGS _test_x11.c -c -o _test_x11.o \                  $CC $CFLAGS _test_x11.c -c -o _test_x11.o \
# Line 448  if [ z$OSF1 = zYES ]; then Line 413  if [ z$OSF1 = zYES ]; then
413  fi  fi
414    
415    
416  #  Check for weird 'alpha' define.  #  Check for 'alpha' define.
417  printf "checking for weird 'alpha' define... "  printf "checking for 'alpha' define... "
418  printf "#include <stdio.h>\nint main(int argc, char *argv[]){  printf "#include <stdio.h>\nint main(int argc, char *argv[]){
419  #ifdef alpha  #ifdef alpha
420  printf(\"1\");  printf(\"1\");
# Line 479  fi Line 444  fi
444  rm -f _testm*  rm -f _testm*
445    
446    
 #  Check for weird 'hppa' define.  
 printf "checking for weird 'hppa' define... "  
 printf "#include <stdio.h>\nint main(int argc, char *argv[]){  
 #ifdef hppa  
 printf(\"1\");  
 #undef hppa  
 #ifdef hppa  
 printf(\"2\");  
 #endif  
 #endif  
 printf(\"\\\n\");return 0;}\n" > _testm.c  
 $CC $CFLAGS _testm.c -o _testm 2> /dev/null  
 if [ ! -x _testm ]; then  
         printf "\nWARNING! COULD NOT COMPILE hppa define TEST"  
         printf " PROGRAM AT ALL!\n"  
 else  
         if [ z`./_testm` = z1 ]; then  
                 printf "yes, workaround applied\n"  
                 echo "#undef hppa" >> config.h  
         else  
                 if [ z`./_testm` = z12 ]; then  
                         printf "yes, but workaround not possible\n"  
                         exit  
                 else  
                         printf "no\n"  
                 fi  
         fi  
 fi  
 rm -f _testm*  
   
   
447  #  Some OSes on MIPS seems to define 'mips' to 1. (eg OpenBSD/arc)  #  Some OSes on MIPS seems to define 'mips' to 1. (eg OpenBSD/arc)
448  printf "checking for weird 'mips' define... "  printf "checking for 'mips' define... "
449  printf "#include <stdio.h>\nint main(int argc, char *argv[]){  printf "#include <stdio.h>\nint main(int argc, char *argv[]){
450  #ifdef mips  #ifdef mips
451  printf(\"1\");  printf(\"1\");
# Line 543  rm -f _testm* Line 477  rm -f _testm*
477    
478  #  Similar to the mips define check above, although I don't know if  #  Similar to the mips define check above, although I don't know if
479  #  any OS actually defined ppc like this.  #  any OS actually defined ppc like this.
480  printf "checking for weird 'ppc' define... "  printf "checking for 'ppc' define... "
481  printf "#include <stdio.h>\nint main(int argc, char *argv[]){  printf "#include <stdio.h>\nint main(int argc, char *argv[]){
482  #ifdef ppc  #ifdef ppc
483  printf(\"1\");  printf(\"1\");
# Line 575  rm -f _testm* Line 509  rm -f _testm*
509    
510  #  Similar to the mips define check above, although I don't know if  #  Similar to the mips define check above, although I don't know if
511  #  any OS actually defined sparc like this.  #  any OS actually defined sparc like this.
512  printf "checking for weird 'sparc' define... "  printf "checking for 'sparc' define... "
513  printf "#include <stdio.h>\nint main(int argc, char *argv[]){  printf "#include <stdio.h>\nint main(int argc, char *argv[]){
514  #ifdef sparc  #ifdef sparc
515  printf(\"1\");  printf(\"1\");
# Line 618  if [ -x _testprog ]; then Line 552  if [ -x _testprog ]; then
552          if [ z"$COMPAQCC" = zYES ]; then          if [ z"$COMPAQCC" = zYES ]; then
553                  CWARNINGS="$CWARNINGS -msg_disable longlongtype,unusedtop"                  CWARNINGS="$CWARNINGS -msg_disable longlongtype,unusedtop"
554          fi          fi
555    
556            if [ z"$UNSTABLE" = zYES ]; then
557                    printf "checking whether -Werror can be used... "
558                    rm -f _testprog
559                    $CC $CFLAGS $CWARNINGS _testprog.c -o _testprog -Werror 2> /dev/null
560                    if [ -x _testprog ]; then
561                            printf "yes\n"
562                            CWARNINGS="$CWARNINGS -Werror"
563                    else
564                            printf "no\n"
565                    fi
566            fi
567  else  else
568          printf "no\n"          printf "no\n"
569  fi  fi
# Line 625  rm -f _testprog Line 571  rm -f _testprog
571    
572    
573  if [ z"$COMPAQCC" = zYES ]; then  if [ z"$COMPAQCC" = zYES ]; then
574          #  -O4 is possible, but is -O3 better?          #  -O4 is possible, but sometimes -O3 is better?
575          CFLAGS="-O4 $CFLAGS"          CFLAGS="-O4 $CFLAGS"
576  else  else
577          if [ z"`uname`" = zSunOS ]; then          if [ z"`uname`" = zSunOS ]; then
# Line 640  else Line 586  else
586                  $CC $CFLAGS _testprog.c -o _testprog -O 2> /dev/null                  $CC $CFLAGS _testprog.c -o _testprog -O 2> /dev/null
587                  if [ -x _testprog ]; then                  if [ -x _testprog ]; then
588                          rm -f _testprog                          rm -f _testprog
589                          $CC $CFLAGS _testprog.c -o _testprog -O2 2> /dev/null                          $CC $CFLAGS _testprog.c -o _testprog -O3 2> /dev/null
590                          if [ -x _testprog ]; then                          if [ -x _testprog ]; then
591                                  CFLAGS="-O2 $CFLAGS"                                  CFLAGS="-O3 $CFLAGS"
592                          else                          else
593                                  CFLAGS="-O $CFLAGS"                                  CFLAGS="-O $CFLAGS"
594                          fi                          fi
# Line 730  fi Line 676  fi
676  rm -f _testprog _testprog.error _testprog.stdout  rm -f _testprog _testprog.error _testprog.stdout
677    
678    
679    #  -g, for development builds
680    if [ z"$UNSTABLE" = zYES ]; then
681            printf "checking whether -g can be used... "
682            if [ z"$COMPAQCC" = zYES ]; then
683                    printf "skipping\n"
684            else
685                    $CC $CFLAGS -g _testprog.c -o _testprog > _testprog.stdout 2>&1
686                    cat _testprog.stdout >> _testprog.error
687                    if [ -x _testprog ]; then
688                            CFLAGS="-g $CFLAGS"
689                            printf "yes\n"
690                    else
691                    printf "no\n"
692                            fi
693            fi
694            rm -f _testprog _testprog.error _testprog.stdout
695    fi
696    
697    
698  #  -lrt for nanosleep?  #  -lrt for nanosleep?
699  printf "checking whether -lrt is required for nanosleep... "  printf "checking whether -lrt is required for nanosleep... "
700  printf "#include <time.h>\n#include <stdio.h>  printf "#include <time.h>\n#include <stdio.h>
# Line 864  printf "#include <stdlib.h> Line 829  printf "#include <stdlib.h>
829  #include <stdio.h>  #include <stdio.h>
830  #include <sys/types.h>  #include <sys/types.h>
831  int main(int argc, char *argv[]) { fseeko(NULL, 0, 0); return 0;}\n" > _tests.c  int main(int argc, char *argv[]) { fseeko(NULL, 0, 0); return 0;}\n" > _tests.c
832  $CC $CFLAGS _tests.c -o _tests 2> /dev/null  $CC $CFLAGS $CWARNINGS _tests.c -o _tests 2> /dev/null
833  if [ ! -x _tests ]; then  if [ ! -x _tests ]; then
834          printf "missing\n"          # Try with _LARGEFILE_SOURCE (hack to make fseeko
835          printf "WARNING! fseeko missing from libc. Using a hack, "          # work on 64-bit Linux):
836          printf "which probably doesn't work.\n"          $CC $CFLAGS -D_LARGEFILE_SOURCE $CWARNINGS _tests.c -o _tests 2> /dev/null
837          printf "#define HACK_FSEEKO\n" >> config.h          if [ ! -x _tests ]; then
838                    printf "missing\n"
839                    printf "WARNING! fseeko missing from libc. Using a hack, "
840                    printf "which probably doesn't work.\n"
841                    printf "#define HACK_FSEEKO\n" >> config.h
842            else
843                    printf "using -D_LARGEFILE_SOURCE hack\n"
844                    CFLAGS="$CFLAGS -D_LARGEFILE_SOURCE"
845            fi
846  else  else
847          printf "found\n"          printf "found\n"
848  fi  fi
# Line 926  fi Line 899  fi
899  rm -f _tests.[co] _tests  rm -f _tests.[co] _tests
900    
901    
902    #  Check for PRIx64 in inttypes.h:
903    printf "checking for PRIx64 in inttypes.h... "
904    printf "#include <inttypes.h>\nint main(int argc, char *argv[])\n
905    {\n#ifdef PRIx64\nreturn 0;\n#else\nreturn 1;\n#endif\n}\n" > _testpri.c
906    $CC $CFLAGS _testpri.c -o _testpri 2> /dev/null
907    if [ ! -x _testpri ]; then
908            printf "\nERROR! COULD NOT COMPILE PRIx64 TEST PROGRAM AT ALL!\n"
909            exit
910    else
911            if ./_testpri; then
912                    printf "yes\n"
913            else
914                    printf "no, using an ugly hack instead, "
915                    printf "#define NO_C99_PRINTF_DEFINES\n" >> config.h
916    
917                    # Try llx first:
918                    printf "#include <stdio.h>\n#include <inttypes.h>\nint main(int argc, char *argv[]){
919                        printf(\"%%llx\\\n\", (int64_t)128);return 0;}\n" > _testpri.c
920                    rm -f _testpri
921                    $CC $CFLAGS $CWARNINGS _testpri.c -o _testpri 2> /dev/null
922                    if [ z`./_testpri` = z80 ]; then
923                            printf "PRIx64=llx\n"
924                            printf "#define NO_C99_64BIT_LONGLONG\n" >> config.h
925                    else
926                            # Try lx too:
927                            printf "#include <stdio.h>\n#include <inttypes.h>\nint main(int argc, char *argv[]){
928                                printf(\"%%lx\\\n\", (int64_t)128);return 0;}\n" > _testpri.c
929                            rm -f _testpri
930                            $CC $CFLAGS $CWARNINGS _testpri.c -o _testpri 2> /dev/null
931                            if [ z`./_testpri` = z80 ]; then
932                                    printf "PRIx64=lx\n"
933                            else
934                                    printf "\nFailed, neither lx nor llx worked!\n"
935                                    exit
936                            fi
937                    fi
938            fi
939    fi
940    rm -f _testpri.c _testpri
941    
942    
943  #  Check for 64-bit off_t:  #  Check for 64-bit off_t:
944  printf "checking for 64-bit off_t... "  printf "checking for 64-bit off_t... "
945  printf "#include <stdio.h>\n#include <inttypes.h>\n#include <sys/types.h>\n  printf "#include <stdio.h>\n#include <inttypes.h>\n#include <sys/types.h>\n
# Line 961  rm -f _testoff.c _testoff Line 975  rm -f _testoff.c _testoff
975    
976    
977  #  Check for u_int8_t etc:  #  Check for u_int8_t etc:
978    #  These are needed because some header files in src/include/ use u_int*
979    #  instead of uint*, and I don't have time to rewrite them all.
980  printf "checking for u_int8_t... "  printf "checking for u_int8_t... "
981  printf "#include <stdio.h>\n#include <inttypes.h>\n#include <sys/types.h>\n  printf "#include <stdio.h>\n#include <inttypes.h>\n#include <sys/types.h>\n
982  int main(int argc, char *argv[]){printf(\"%%i\\\n\",  int main(int argc, char *argv[]){printf(\"%%i\\\n\",
# Line 982  if [ ! -x _testuint ]; then Line 998  if [ ! -x _testuint ]; then
998          printf "typedef uint8_t u_int8_t;\n" >> config.h          printf "typedef uint8_t u_int8_t;\n" >> config.h
999          printf "typedef uint16_t u_int16_t;\n" >> config.h          printf "typedef uint16_t u_int16_t;\n" >> config.h
1000          printf "typedef uint32_t u_int32_t;\n" >> config.h          printf "typedef uint32_t u_int32_t;\n" >> config.h
         printf "typedef uint64_t u_int64_t;\n" >> config.h  
1001          printf "uint8_t\n"          printf "uint8_t\n"
1002  else  else
1003          printf "yes\n"          printf "yes\n"
1004  fi  fi
1005  rm -f _testuint.c _testuint  rm -f _testuint.c _testuint
1006    
1007    printf "checking for u_int64_t... "
1008    printf "#include <stdio.h>\n#include <inttypes.h>\n#include <sys/types.h>\n
1009    int main(int argc, char *argv[]){printf(\"%%i\\\n\",
1010     (int)sizeof(u_int64_t));return 0;}\n" > _testuint.c
1011    $CC $CFLAGS _testuint.c -o _testuint 2> /dev/null
1012    if [ ! -x _testuint ]; then
1013            rm -f _testuint*
1014            printf "#include <stdio.h>\n#include <inttypes.h>
1015            \n#include <sys/types.h>\nint main(int argc, char *argv[])
1016            {printf(\"%%i\\\n\", (int)sizeof(uint64_t));return 0;}\n" > _testuint.c
1017            $CC $CFLAGS _testuint.c -o _testuint 2> /dev/null
1018            if [ ! -x _testuint ]; then
1019                    printf "no\n\nERROR: No u_int64_t or uint64_t. Aborting\n"
1020                    #  TODO: Automagically detect using various combinations
1021                    #  of char, int, short, long etc.
1022                    exit
1023            fi
1024    
1025  ###############################################################################          printf "typedef uint64_t u_int64_t;\n" >> config.h
1026  #          printf "uint64_t\n"
1027  #  Dynamic binary translation (BINTRANS):  else
1028  #          printf "yes\n"
1029  ###############################################################################  fi
1030    rm -f _testuint.c _testuint
 printf "checking for bintrans backend... "  
   
 BINTRANS=NO  
1031    
 if [ z$ENABLEMIPS = zNO ]; then  
         printf "NO!\nTEMPORARY HACK/PROBLEM: Disabling bintrans for now,\n"  
         printf "until things have stabilized.\n"  
         NOBINTRANS=YES  
 fi  
   
 if [ z$NOBINTRANS = zYES ]; then  
         printf "disabled\n"  
 else  
         #  Alpha:  
         if [ z"`uname -m`" = zalpha ]; then  
                 printf "#define ALPHA\n" >> config.h  
                 printf "#define BINTRANS\n" >> config.h  
                 printf "Alpha\n"  
                 BINTRANS=YES  
         fi  
   
         #  x86:  (all machines ending in "86" are treated as i386)  
         if [ z"`uname -m|rev|cut -c1-2`" = z68 ]; then  
                 printf "#define I386\n" >> config.h  
                 printf "#define BINTRANS\n" >> config.h  
                 printf "i386\n"  
                 BINTRANS=YES  
         fi  
   
 # MIPS not yet  
 #       #  MIPS:  
 #       if [ z"`uname -m`" = zmips ]; then  
 #               printf "#define MIPS\n" >> config.h  
 #               printf "#define BINTRANS\n" >> config.h  
 #               printf "MIPS\n"  
 #               BINTRANS=YES  
 #       fi  
1032    
1033  #       #  UltraSPARC:  ###############################################################################
 #       if [ z"`uname -m`" = zsun4u ]; then  
 #               printf "#define SPARCV9\n" >> config.h  
 #               printf "#define BINTRANS\n" >> config.h  
 #               printf "SPARC V9\n"  
 #               BINTRANS=YES  
 #       else  
 #               if [ z"`uname -m`" = zsparc64 ]; then  
 #                       printf "#define SPARCV9\n" >> config.h  
 #                       printf "#define BINTRANS\n" >> config.h  
 #                       printf "SPARC V9\n"  
 #                       BINTRANS=YES  
 #               fi  
 #       fi  
1034    
1035          if [ z$BINTRANS = zNO ]; then  #  Host byte order?
1036                  printf "not supported yet on this arch\n"  printf "checking host endianness... "
1037    rm -f _test_end*
1038    printf '#include <stdio.h>
1039    int main(int argc, char *argv[])
1040    {  int x = 1; void *xp = (void *)&x; char *p = (char *)xp;
1041    if (*p) printf("little\\\n"); else printf("big\\\n"); }
1042    ' > _test_end.c
1043    $CC $CFLAGS _test_end.c -o _test_end 2> /dev/null
1044    X=`./_test_end`
1045    echo $X
1046    if [ z$X = zlittle ]; then
1047            printf "#define HOST_LITTLE_ENDIAN\n" >> config.h
1048    else
1049            if [ z$X = zbig ]; then
1050                    printf "#define HOST_BIG_ENDIAN\n" >> config.h
1051            else
1052                    echo "Error! Could not determine host's endianness."
1053                    exit
1054          fi          fi
1055  fi  fi
1056    rm -f _test_end*
1057    
1058    
1059  ###############################################################################  ###############################################################################
1060    #
1061    #  Native code generation backend:  (Detect host architecture.)
1062    #
1063    ###############################################################################
1064    
1065    if [ z$UNSTABLE = zYES ]; then
1066            printf "native code generation backend... "
1067    
1068            if [ z"`uname -m`" = zamd64 ]; then
1069                    NATIVE_CODE_GENERATION=YES
1070                    printf "amd64\n"
1071                    printf "#define NATIVE_CODE_GENERATION\n" >> config.h
1072                    printf "#define HOST_ARCH_AMD64\n" >> config.h
1073            fi
1074    
1075            if [ z"`uname -m`" = zx86_64 ]; then
1076                    NATIVE_CODE_GENERATION=YES
1077                    printf "amd64\n"
1078                    printf "#define NATIVE_CODE_GENERATION\n" >> config.h
1079                    printf "#define HOST_ARCH_AMD64\n" >> config.h
1080            fi
1081    
1082  #  Prefetch support?          if [ z$NATIVE_CODE_GENERATION = z ]; then
1083  printf "checking for asm prefetch support... "                  printf "not yet for this host platform\n"
1084  if [ z"`uname -m`" = zalpha ]; then          fi
         rm -f _alpha_asm_test.c _alpha_asm_test  
         printf 'int main(int argc, char *argv[])  
          { int x; int *y = &x; asm ("ldl $31,0(%%0)" : : "g" (y));  
           return 0; }\n' > _alpha_asm_test.c  
         $CC $CFLAGS -O2 _alpha_asm_test.c -o _alpha_asm_test \  
             > /dev/null 2> /dev/null  
         if [ -x _alpha_asm_test ]; then  
 #               printf "#define HAVE_PREFETCH\n" >> config.h  
                 printf "#define PREFETCH(x) asm(\"ldl" >> config.h  
                 printf " \$31,0(%%0)\" : : \"g\" (x))\n" >> config.h  
                 echo "yes"  
                 PREFSUP=YES  
         fi  
         rm -f _alpha_asm_test.c _alpha_asm_test  
 fi  
 if [ z$PREFSUP = z ]; then  
         printf "#define PREFETCH(x) { }\n" >> config.h  
         echo "no"  
1085  fi  fi
1086    
1087    
# Line 1086  fi Line 1090  fi
1090  INCLUDE=-Iinclude/  INCLUDE=-Iinclude/
1091  DINCLUDE=-I../include/  DINCLUDE=-I../include/
1092    
1093    rm -f _testprog.c
1094    
1095  echo C compiler flags: $CFLAGS $CWARNINGS  echo C compiler flags: $CFLAGS $CWARNINGS
1096  echo Linker flags: $OTHERLIBS  echo Linker flags: $OTHERLIBS
1097  echo "CWARNINGS=$CWARNINGS" >> _Makefile.header  echo "CWARNINGS=$CWARNINGS" >> _Makefile.header
# Line 1094  echo "INCLUDE=$INCLUDE" >> _Makefile.hea Line 1100  echo "INCLUDE=$INCLUDE" >> _Makefile.hea
1100  echo "DINCLUDE=$DINCLUDE" >> _Makefile.header  echo "DINCLUDE=$DINCLUDE" >> _Makefile.header
1101  echo "CC=$CC" >> _Makefile.header  echo "CC=$CC" >> _Makefile.header
1102  echo "OTHERLIBS=$OTHERLIBS" >> _Makefile.header  echo "OTHERLIBS=$OTHERLIBS" >> _Makefile.header
1103    echo "CPU_ARCHS=$CPU_ARCHS" >> _Makefile.header
1104    echo "CPU_TOOLS=$CPU_TOOLS" >> _Makefile.header
1105  echo "" >> _Makefile.header  echo "" >> _Makefile.header
1106    
1107    
 printf "Regression test setup: (not really needed to build gxemul)\n"  
   
   
 #  64-bit MIPS cross-compiler:  
   
 MIPS=''  
 if [ z$ENABLEMIPS = zYES ]; then  
         printf "Checking for a GNU cross-compiler for 64-bit MIPS... "  
         echo 'int f(int x) { return x; }' > _testprog.c  
   
         for MIPS_TRY in mips64-unknown-elf mips64-elf mips-unknown-elf64; do  
                 printf '#!/bin/sh\n'$MIPS_TRY'-gcc _testprog.c -c\n' > _test.sh  
                 chmod 755 _test.sh  
                 rm -f _testprog.o  
                 ./_test.sh > /dev/null 2> /dev/null  
                 if [ -f _testprog.o ]; then  
                         MIPS=$MIPS_TRY  
                         break  
                 fi  
                 rm -f _testprog.o  
         done  
   
         if [ z$MIPS = z ]; then  
                 echo "none"  
         else  
                 echo $MIPS"-gcc"  
         fi  
 fi  
 rm -f _testprog* _test.sh  
   
 echo "MIPS_CC="$MIPS"-gcc -g -O2 -fno-builtin -fschedule-insns" \  
     "-mips64 -mabi=64" >> _Makefile.header  
 echo "MIPS_AS="$MIPS"-as -mabi=64 -mips64" >> _Makefile.header  
 echo "MIPS_LD="$MIPS"-ld -Ttext 0xa800000000030000 -e main" \  
     "--oformat=elf64-bigmips" >> _Makefile.header  
 echo "" >> _Makefile.header  
   
   
 ##  PPC64 cross-assembler:  
 #  
 #PPC=''  
 #if [ z$ENABLEPPC = zYES ]; then  
 #       printf "Checking for a GNU cross-assembler for 64-bit PPC... "  
 #       echo 'nop' > _testprog.s  
 #  
 #       for a in ppc64 powerpc64; do  
 #         for b in unknown; do  
 #           for c in elf elf64 linux linux64 aix aix5; do  
 #               PPC_TRY=$a-$b-$c  
 #               printf '#!/bin/sh\n'$PPC_TRY'-as _testprog.s' > _test.sh  
 #               printf ' -o _testprog.o\n' >> _test.sh  
 #               chmod 755 _test.sh  
 #               rm -f _testprog.o  
 #               ./_test.sh > /dev/null 2> /dev/null  
 #               if [ -f _testprog.o ]; then  
 #                       PPC=$PPC_TRY  
 #                       break  
 #               fi  
 #               rm -f _testprog.o  
 #           done  
 #         done  
 #       done  
 #  
 #       if [ z$PPC = z ]; then  
 #               echo "none"  
 #       else  
 #               echo $PPC"-as"  
 #       fi  
 #fi  
 #rm -f _testprog* _test.sh  
 #  
 ##echo "PPC_CC="$PPC"-gcc -g -O2 -fno-builtin" >> _Makefile.header  
 #echo "PPC_AS="$PPC"-as" >> _Makefile.header  
 #echo "PPC_LD="$PPC"-ld -e main" >> _Makefile.header  
 #echo "" >> _Makefile.header  
   
   
 ##  SPARC64 cross-compiler:  
 #  
 #SPARC=''  
 #if [ z$ENABLESPARC = zYES ]; then  
 #       printf "Checking for a GNU cross-compiler for 64-bit SPARC... "  
 #       echo 'int f(int x) { return x; }' > _testprog.c  
 #  
 #       for a in sparc64; do  
 #         for b in unknown; do  
 #           for c in elf elf64; do  
 #               SPARC_TRY=$a-$b-$c  
 #               printf '#!/bin/sh\n'$SPARC_TRY'-gcc _testprog.c -c' > _test.sh  
 #               printf ' -o _testprog.o\n' >> _test.sh  
 #               chmod 755 _test.sh  
 #               rm -f _testprog.o  
 #               ./_test.sh > /dev/null 2> /dev/null  
 #               if [ -f _testprog.o ]; then  
 #                       SPARC=$SPARC_TRY  
 #                       break  
 #               fi  
 #               rm -f _testprog.o  
 #           done  
 #         done  
 #       done  
 #  
 #       if [ z$SPARC = z ]; then  
 #               echo "none"  
 #       else  
 #               echo $SPARC"-gcc"  
 #       fi  
 #fi  
 #rm -f _testprog* _test.sh  
 #  
 #echo "SPARC_CC="$SPARC"-gcc -g -O2 -fno-builtin" >> _Makefile.header  
 #echo "SPARC_AS="$SPARC"-as" >> _Makefile.header  
 #echo "SPARC_LD="$SPARC"-ld -e main" >> _Makefile.header  
 #echo "" >> _Makefile.header  
   
   
1108  #  Create the Makefiles:  #  Create the Makefiles:
1109    D=". src src/include src/cpus src/debugger src/devices src/devices/fonts"
1110  for a in . src src/devices src/devices/fonts tests; do  D="$D src/disk src/machines src/native src/net src/promemul"
1111    for a in $D; do
1112          echo "creating $a/Makefile"          echo "creating $a/Makefile"
1113          touch $a/Makefile          touch $a/Makefile
1114          cat _Makefile.header > $a/Makefile          cat _Makefile.header > $a/Makefile
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