#! /bin/sh # # If these # comments don't work, trim them. Don't worry about any other # shell scripts, Configure will trim # comments from them for you. # # (If you are trying to port this package to a machine without sh, I would # suggest you cut out the prototypical config.h from the end of Configure # and edit it to reflect your system. Some packages may include samples # of config.h for certain machines, so you might look for one of those.) # # $Header: Configure,v 1.0.1.5 88/01/30 09:21:20 root Exp $ # # Yes, you may rip this off to use in other distribution packages. # (Note: this Configure script was generated automatically. Rather than # working with this copy of Configure, you may wish to get metaconfig.) : sanity checks PATH='.:/bin:/usr/bin:/usr/local/bin:/usr/ucb:/usr/local:/usr/lbin:/etc' export PATH || (echo "OOPS, this isn't sh. Desperation time. I will feed myself to sh."; sh $0; kill $$) if test ! -t 0; then echo "Say 'sh Configure', not 'sh /dev/null 2>&1 && \ echo "(I see you are using the Korn shell. Some ksh's blow up on Configure," && \ echo "especially on exotic machines. If yours does, try the Bourne shell instead.)" if test ! -d ../UU; then if test ! -d UU; then mkdir UU fi cd UU fi d_eunice='' eunicefix='' define='' loclist='' expr='' sed='' echo='' cat='' rm='' mv='' cp='' tail='' tr='' mkdir='' sort='' uniq='' grep='' trylist='' test='' inews='' egrep='' more='' pg='' Mcc='' vi='' mailx='' mail='' Log='' Header='' bin='' cc='' contains='' cpp='' cppminus='' d_bcopy='' d_charsprf='' d_index='' d_statblks='' d_stdstdio='' d_strctcpy='' d_tminsys='' d_vfork='' d_voidsig='' libc='' libnm='' mallocsrc='' mallocobj='' usemymalloc='' mansrc='' manext='' models='' split='' small='' medium='' large='' huge='' ccflags='' ldflags='' n='' c='' package='' spitshell='' shsharp='' sharpbang='' startsh='' stdchar='' voidflags='' defvoidused='' CONFIG='' : set package name package=perl echo " " echo "Beginning of configuration questions for $package kit." : Eunice requires " " instead of "", can you believe it echo " " define='define' undef='/*undef' libpth='/usr/lib /usr/local/lib /lib' smallmach='pdp11 i8086 z8000 i80286 iAPX286' rmlist='kit[1-9]isdone kit[1-9][0-9]isdone' trap 'echo " "; rm -f $rmlist; exit 1' 1 2 3 attrlist="mc68000 sun gcos unix ibm gimpel interdata tss os mert pyr" attrlist="$attrlist vax pdp11 i8086 z8000 u3b2 u3b5 u3b20 u3b200" attrlist="$attrlist ns32000 ns16000 iAPX286 mc300 mc500 mc700 sparc" pth="/usr/ucb /bin /usr/bin /usr/local /usr/local/bin /usr/lbin /etc /usr/lib" defvoidused=7 : some greps do not return status, grrr. echo "grimblepritz" >grimble if grep blurfldyick grimble >/dev/null 2>&1 ; then contains=contains elif grep grimblepritz grimble >/dev/null 2>&1 ; then contains=grep else contains=contains fi rm -f grimble : the following should work in any shell case "$contains" in contains*) echo " " echo "AGH! Grep doesn't return a status. Attempting remedial action." cat >contains <<'EOSS' grep "$1" "$2" >.greptmp && cat .greptmp && test -s .greptmp EOSS chmod 755 contains esac : first determine how to suppress newline on echo command echo "Checking echo to see how to suppress newlines..." (echo "hi there\c" ; echo " ") >.echotmp if $contains c .echotmp >/dev/null 2>&1 ; then echo "...using -n." n='-n' c='' else cat <<'EOM' ...using \c EOM n='' c='\c' fi echo $n "Type carriage return to continue. Your cursor should be here-->$c" read ans rm -f .echotmp : now set up to do reads with possible shell escape and default assignment cat <myread ans='!' while expr "X\$ans" : "X!" >/dev/null; do read ans case "\$ans" in !) sh echo " " echo $n "\$rp $c" ;; !*) set \`expr "X\$ans" : "X!\(.*\)\$"\` sh -c "\$*" echo " " echo $n "\$rp $c" ;; esac done rp='Your answer:' case "\$ans" in '') ans="\$dflt";; esac EOSC : general instructions cat <loc $startsh case \$# in 0) exit 1;; esac thing=\$1 shift dflt=\$1 shift for dir in \$*; do case "\$thing" in .) if test -d \$dir/\$thing; then echo \$dir exit 0 fi ;; *) if test -f \$dir/\$thing; then echo \$dir/\$thing exit 0 fi ;; esac done echo \$dflt exit 1 EOSC chmod 755 loc $eunicefix loc loclist=" expr sed echo cat rm mv cp tr mkdir sort uniq grep " trylist=" test egrep Mcc " for file in $loclist; do xxx=`loc $file $file $pth` eval $file=$xxx eval _$file=$xxx case "$xxx" in /*) echo $file is in $xxx. ;; *) echo "I don't know where $file is. I hope it's in everyone's PATH." ;; esac done echo " " echo "Don't worry if any of the following aren't found..." ans=offhand for file in $trylist; do xxx=`loc $file $file $pth` eval $file=$xxx eval _$file=$xxx case "$xxx" in /*) echo $file is in $xxx. ;; *) echo "I don't see $file out there, $ans." ans=either ;; esac done case "$egrep" in egrep) echo "Substituting grep for egrep." egrep=$grep ;; esac case "$test" in test) echo "Hopefully test is built into your sh." ;; /bin/test) echo " " dflt=n rp="Is your "'"'"test"'"'" built into sh? [$dflt] (OK to guess)" echo $n "$rp $c" . myread case "$ans" in y*) test=test ;; esac ;; *) test=test ;; esac case "$echo" in echo) echo "Hopefully echo is built into your sh." ;; /bin/echo) echo " " echo "Checking compatibility between /bin/echo and builtin echo (if any)..." $echo $n "hi there$c" >foo1 echo $n "hi there$c" >foo2 if cmp foo1 foo2 >/dev/null 2>&1; then echo "They are compatible. In fact, they may be identical." else case "$n" in '-n') n='' c='\c' ans='\c' ;; *) n='-n' c='' ans='-n' ;; esac cat < libc.list; then echo "done" else echo " " echo "The archiver doesn't think $libc is a reasonable library." echo "Trying nm instead..." if nm -g $libc > libc.list; then echo "Done. Maybe this is Unicos, or an Apollo?" else echo "That didn't work either. Giving up." exit 1 fi fi rmlist="$rmlist libc.list" : make some quick guesses about what we are up against echo " " $echo $n "Hmm... $c" if $contains SIGTSTP /usr/include/signal.h >/dev/null 2>&1 ; then echo "Looks kind of like a BSD system, but we'll see..." echo exit 0 >bsd echo exit 1 >usg echo exit 1 >v7 elif $contains fcntl libc.list >/dev/null 2>&1 ; then echo "Looks kind of like a USG system, but we'll see..." echo exit 1 >bsd echo exit 0 >usg echo exit 1 >v7 else echo "Looks kind of like a version 7 system, but we'll see..." echo exit 1 >bsd echo exit 1 >usg echo exit 0 >v7 fi if $contains vmssystem libc.list >/dev/null 2>&1 ; then cat <<'EOI' There is, however, a strange, musty smell in the air that reminds me of something...hmm...yes...I've got it...there's a VMS nearby, or I'm a Blit. EOI echo "exit 0" >eunice eunicefix=unixtovms d_eunice="$define" : it so happens the Eunice I know will not run shell scripts in Unix format else echo " " echo "Congratulations. You aren't running Eunice." eunicefix=':' d_eunice="$undef" echo "exit 1" >eunice fi if test -f /xenix; then echo "Actually, this looks more like a XENIX system..." echo "exit 0" >xenix else echo " " echo "It's not Xenix..." echo "exit 1" >xenix fi chmod 755 xenix if test -f /venix; then echo "Actually, this looks more like a VENIX system..." echo "exit 0" >venix else echo " " if xenix; then : null else echo "Nor is it Venix..." fi echo "exit 1" >venix fi chmod 755 bsd usg v7 eunice venix xenix $eunicefix bsd usg v7 eunice venix xenix rmlist="$rmlist bsd usg v7 eunice venix xenix" : see if sh knows # comments echo " " echo "Checking your sh to see if it knows about # comments..." if sh -c '#' >/dev/null 2>&1 ; then echo "Your sh handles # comments correctly." shsharp=true spitshell=cat echo " " echo "Okay, let's see if #! works on this system..." echo "#!/bin/echo hi" > try $eunicefix try chmod 755 try try > today if test -s today; then echo "It does." sharpbang='#!' else echo "#! /bin/echo hi" > try $eunicefix try chmod 755 try try > today if test -s today; then echo "It does." sharpbang='#! ' else echo "It doesn't." sharpbang=': use ' fi fi else echo "Your sh doesn't grok # comments--I will strip them later on." shsharp=false echo "exec grep -v '^#'" >spitshell chmod 755 spitshell $eunicefix spitshell spitshell=`pwd`/spitshell echo "I presume that if # doesn't work, #! won't work either!" sharpbang=': use ' fi : figure out how to guarantee sh startup echo " " echo "Checking out how to guarantee sh startup..." startsh=$sharpbang'/bin/sh' echo "Let's see if '$startsh' works..." cat >try <testcpp.c #define ABC abc #define XYZ xyz ABC.XYZ EOT echo 'Maybe "/lib/cpp" will work...' /lib/cpp testcpp.out 2>&1 if $contains 'abc.xyz' testcpp.out >/dev/null 2>&1 ; then echo "Yup, it does." cpp='/lib/cpp' cppminus=''; else echo 'Nope, maybe "/lib/cpp -" will work...' /lib/cpp - testcpp.out 2>&1 if $contains 'abc.xyz' testcpp.out >/dev/null 2>&1 ; then echo "Yup, it does." cpp='/lib/cpp' cppminus='-'; else echo 'No such luck...maybe "cc -E" will work...' cc -E testcpp.out 2>&1 if $contains 'abc.xyz' testcpp.out >/dev/null 2>&1 ; then echo "It works!" cpp='cc -E' cppminus=''; else echo 'Nixed again...maybe "cc -E -" will work...' cc -E - testcpp.out 2>&1 if $contains 'abc.xyz' testcpp.out >/dev/null 2>&1 ; then echo "Hooray, it works! I was beginning to wonder." cpp='cc -E' cppminus='-'; else echo 'Nope...maybe "cc -P" will work...' cc -P testcpp.out 2>&1 if $contains 'abc.xyz' testcpp.out >/dev/null 2>&1 ; then echo "Yup, that does." cpp='cc -P' cppminus=''; else echo 'Nope...maybe "cc -P -" will work...' cc -P - testcpp.out 2>&1 if $contains 'abc.xyz' testcpp.out >/dev/null 2>&1 ; then echo "Yup, that does." cpp='cc -P' cppminus='-'; else echo 'Hmm...perhaps you already told me...' case "$cpp" in '') ;; *) $cpp $cppminus testcpp.out 2>&1;; esac if $contains 'abc.xyz' testcpp.out >/dev/null 2>&1 ; then echo "Hooray, you did! I was beginning to wonder." else echo 'Uh-uh. Time to get fancy...' echo 'Trying (cat >/tmp/$$.c; cc -E /tmp/$$.c; rm /tmp/$$.c)' cpp='(cat >/tmp/$$.c; cc -E /tmp/$$.c; rm /tmp/$$.c)' cppminus=''; $cpp testcpp.out 2>&1 if $contains 'abc.xyz' testcpp.out >/dev/null 2>&1 ; then echo "Eureka!." else dflt=blurfl $echo $n "No dice. I can't find a C preprocessor. Name one: $c" rp='Name a C preprocessor:' . myread cpp="$ans" $cpp testcpp.out 2>&1 if $contains 'abc.xyz' testcpp.out >/dev/null 2>&1 ; then echo "OK, that will do." else echo "Sorry, I can't get that to work. Go find one." exit 1 fi fi fi fi fi fi fi fi fi rm -f testcpp.c testcpp.out : see if bcopy exists echo " " if $contains bcopy libc.list >/dev/null 2>&1; then echo 'bcopy() found.' d_bcopy="$define" else echo 'bcopy() not found.' d_bcopy="$undef" fi : see if sprintf is declared as int or pointer to char echo " " if $contains 'char.*sprintf' /usr/include/stdio.h >/dev/null 2>&1 ; then echo "Your sprintf() returns (char*)." d_charsprf="$define" else echo "Your sprintf() returns (int)." d_charsprf="$undef" fi : index or strcpy echo " " dflt=y if $contains index libc.list >/dev/null 2>&1 ; then echo "Your system appears to use index() and rindex() rather than strchr()" $echo $n "and strrchr(). Is this correct? [$dflt] $c" rp='index() rather than strchr()? [$dflt]' . myread case "$ans" in n*|f*) d_index="$define" ;; *) d_index="$undef" ;; esac else echo "Your system appears to use strchr() and strrchr() rather than index()" $echo $n "and rindex(). Is this correct? [$dflt] $c" rp='strchr() rather than index()? [$dflt]' . myread case "$ans" in n*|f*) d_index="$undef" ;; *) d_index="$define" ;; esac fi : see if stat knows about block sizes echo " " if $contains 'st_blocks;' /usr/include/sys/stat.h >/dev/null 2>&1 ; then if $contains 'st_blksize;' /usr/include/sys/stat.h >/dev/null 2>&1 ; then echo "Your stat knows about block sizes." d_statblks="$define" else echo "Your stat doesn't know about block sizes." d_statblks="$undef" fi else echo "Your stat doesn't know about block sizes." d_statblks="$undef" fi : see if stdio is really std echo " " if $contains 'char.*_ptr;' /usr/include/stdio.h >/dev/null 2>&1 ; then if $contains '_cnt;' /usr/include/stdio.h >/dev/null 2>&1 ; then echo "Your stdio is pretty std." d_stdstdio="$define" else echo "Your stdio isn't very std." d_stdstdio="$undef" fi else echo "Your stdio isn't very std." d_stdstdio="$undef" fi : check for structure copying echo " " echo "Checking to see if your C compiler can copy structs..." $cat >try.c <<'EOCP' main() { struct blurfl { int dyick; } foo, bar; foo = bar; } EOCP if cc -c try.c >/dev/null 2>&1 ; then d_strctcpy="$define" echo "Yup, it can." else d_strctcpy="$undef" echo "Nope, it can't." fi $rm -f try.* : see if struct tm is defined in sys/time.h echo " " if $contains 'struct tm' /usr/include/time.h >/dev/null 2>&1 ; then echo "You have struct tm defined in rather than ." d_tminsys="$undef" else echo "You have struct tm defined in rather than ." d_tminsys="$define" fi : see if there is a vfork echo " " if $contains vfork libc.list >/dev/null 2>&1 ; then echo "vfork() found." d_vfork="$undef" else echo "No vfork() found--will use fork() instead." d_vfork="$define" fi : see if signal is declared as pointer to function returning int or void echo " " if $contains 'void.*signal' /usr/include/signal.h >/dev/null 2>&1 ; then echo "You have void (*signal())() instead of int." d_voidsig="$define" else echo "You have int (*signal())() instead of void." d_voidsig="$undef" fi : check for void type echo " " $cat <try.c <<'EOCP' #if TRY & 1 void main() { #else main() { #endif extern void *moo(); void (*goo)(); #if TRY & 2 void (*foo[10])(); #endif #if TRY & 4 if(goo == moo) { exit(0); } #endif exit(0); } EOCP if cc -S -DTRY=7 try.c >.out 2>&1 ; then voidflags=7 echo "It appears to support void fully." if $contains warning .out >/dev/null 2>&1; then echo "However, you might get some warnings that look like this:" $cat .out fi else echo "Hmm, you compiler has some difficulty with void. Checking further..." if cc -S -DTRY=1 try.c >/dev/null 2>&1 ; then echo "It supports 1..." if cc -S -DTRY=3 try.c >/dev/null 2>&1 ; then voidflags=3 echo "And it supports 2 but not 4." else echo "It doesn't support 2..." if cc -S -DTRY=3 try.c >/dev/null 2>&1 ; then voidflags=5 echo "But it supports 4." else voidflags=1 echo "And it doesn't support 4." fi fi else echo "There is no support at all for void." voidflags=0 fi fi esac dflt="$voidflags"; rp="Your void support flags add up to what? [$dflt]" $echo $n "$rp $c" . myread voidflags="$ans" $rm -f try.* .out : see what type of char stdio uses. echo " " if $contains 'unsigned.*char.*_ptr;' /usr/include/stdio.h >/dev/null 2>&1 ; then echo "Your stdio uses unsigned chars." stdchar="unsigned char" else echo "Your stdio uses signed chars." stdchar="char" fi : preserve RCS keywords in files with variable substitution, grrr Log='$Log' Header='$Header' : set up shell script to do ~ expansion cat >filexp <&2 exit 1 fi case "\$1" in */*) echo \$dir/\`$expr x\$1 : '..[^/]*/\(.*\)'\` ;; *) echo \$dir ;; esac fi ;; *) echo \$1 ;; esac EOSS chmod 755 filexp $eunicefix filexp : determine where public executables go case "$bin" in '') dflt=`loc . /bin /usr/local/bin /usr/lbin /usr/local /usr/bin` ;; *) dflt="$bin" ;; esac cont=true while $test "$cont" ; do echo " " rp="Where do you want to put the public executables? [$dflt]" $echo $n "$rp $c" . myread bin="$ans" bin=`filexp $bin` if test -d $bin; then cont='' else dflt=n rp="Directory $bin doesn't exist. Use that name anyway? [$dflt]" $echo $n "$rp $c" . myread dflt='' case "$ans" in y*) cont='';; esac fi done : determine where manual pages go case "$mansrc" in '') dflt=`loc . /usr/man/man1 /usr/man/mann /usr/man/local/man1 /usr/man/u_man/man1 /usr/man/man1` ;; *) dflt="$mansrc" ;; esac cont=true while $test "$cont" ; do echo " " rp="Where do the manual pages (source) go? [$dflt]" $echo $n "$rp $c" . myread mansrc=`filexp "$ans"` if test -d $mansrc; then cont='' else dflt=n rp="Directory $mansrc doesn't exist. Use that name anyway? [$dflt]" $echo $n "$rp $c" . myread dflt='' case "$ans" in y*) cont='';; esac fi done case "$mansrc" in *l) manext=l ;; *n) manext=n ;; *) manext=1 ;; esac : get C preprocessor symbols handy echo " " echo $attrlist | $tr '[ - ]' '[\012-\012]' >Cppsym.know $cat <Cppsym $startsh case "\$1" in -l) list=true shift ;; esac unknown='' case "\$list\$#" in 1|2) for sym do if $contains "^\$1$" Cppsym.true >/dev/null 2>&1; then exit 0 elif $contains "^\$1$" Cppsym.know >/dev/null 2>&1; then : else unknown="\$unknown \$sym" fi done set X \$unknown shift ;; esac case \$# in 0) exit 1;; esac echo \$* | $tr '[ - ]' '[\012-\012]' | $sed -e 's/\(.*\)/\\ #ifdef \1\\ exit 0; _ _ _ _\1\\ \1\\ #endif\\ /' >/tmp/Cppsym\$\$ echo exit 1 >>/tmp/Cppsym\$\$ $cpp $cppminus /tmp/Cppsym2\$\$ case "\$list" in true) awk 'NF > 5 {print substr(\$6,2,100)}' Cppsym.true cat Cppsym.true rmlist="$rmlist Cppsym Cppsym.know Cppsym.true" : see what memory models we can support case "$models" in '') if Cppsym pdp11; then dflt='unsplit split' else ans=`loc . X /lib/small /lib/large /usr/lib/small /usr/lib/large /lib/medium /usr/lib/medium /lib/huge` case "$ans" in X) dflt='none';; *) if $test -d /lib/small || $test -d /usr/lib/small; then dflt='small' else dflt='' fi if $test -d /lib/medium || $test -d /usr/lib/medium; then dflt="$dflt medium" fi if $test -d /lib/large || $test -d /usr/lib/large; then dflt="$dflt large" fi if $test -d /lib/huge || $test -d /usr/lib/huge; then dflt="$dflt huge" fi esac fi ;; *) dflt="$models" ;; esac $cat </dev/null 2>&1 || \ $contains '-i' $mansrc/cc.1 >/dev/null 2>&1; then dflt='-i' else dflt='none' fi ;; *) dflt="$split";; esac rp="What flag indicates separate I and D space? [$dflt]" $echo $n "$rp $c" . myread case "$ans" in none) ans='';; esac split="$ans" unsplit='' ;; *large*|*small*|*medium*|*huge*) case "$model" in *large*) case "$large" in '') dflt='-Ml';; *) dflt="$large";; esac rp="What flag indicates large model? [$dflt]" $echo $n "$rp $c" . myread case "$ans" in none) ans=''; esac large="$ans" ;; *) large='';; esac case "$model" in *huge*) case "$huge" in '') dflt='-Mh';; *) dflt="$huge";; esac rp="What flag indicates huge model? [$dflt]" $echo $n "$rp $c" . myread case "$ans" in none) ans=''; esac huge="$ans" ;; *) huge="$large";; esac case "$model" in *medium*) case "$medium" in '') dflt='-Mm';; *) dflt="$medium";; esac rp="What flag indicates medium model? [$dflt]" $echo $n "$rp $c" . myread case "$ans" in none) ans=''; esac medium="$ans" ;; *) medium="$large";; esac case "$model" in *small*) case "$small" in '') dflt='none';; *) dflt="$small";; esac rp="What flag indicates small model? [$dflt]" $echo $n "$rp $c" . myread case "$ans" in none) ans=''; esac small="$ans" ;; *) small='';; esac ;; *) echo "Unrecognized memory models--you may have to edit Makefile.SH" ;; esac case "$ccflags" in '') dflt='none';; *) dflt="$ccflags";; esac echo " " rp="Any additional cc flags? [$dflt]" $echo $n "$rp $c" . myread case "$ans" in none) ans=''; esac ccflags="$ans" case "$ldflags" in '') if venix; then dflt='-i -z' else dflt='none' fi ;; *) dflt="$ldflags";; esac echo " " rp="Any additional ld flags? [$dflt]" $echo $n "$rp $c" . myread case "$ans" in none) ans=''; esac ldflags="$ans" : see if we need a special compiler echo " " if usg; then case "$cc" in '') case "$Mcc" in /*) dflt='Mcc' ;; *) case "$large" in -M*) dflt='cc' ;; *) if $contains '\-M' $mansrc/cc.1 >/dev/null 2>&1 ; then dflt='cc -M' else dflt='cc' fi ;; esac ;; esac ;; *) dflt="$cc";; esac $cat <<'EOM' On some systems the default C compiler will not resolve multiple global references that happen to have the same name. On some such systems the "Mcc" command may be used to force these to be resolved. On other systems a "cc -M" command is required. (Note that the -M flag on other systems indicates a memory model to use!) What command will force resolution on EOM $echo $n "this system? [$dflt] $c" rp="Command to resolve multiple refs? [$dflt]" . myread cc="$ans" else echo "Not a USG system--assuming cc can resolve multiple definitions." cc=cc fi : see if we should include -lnm echo " " if $test -r /usr/lib/libnm.a || $test -r /usr/local/lib/libnm.a ; then echo "New math library found." libnm='-lnm' else ans=`loc libnm.a x $libpth` case "$ans" in x) echo "No nm library found--the normal math library will have to do." libnm='' ;; *) echo "New math library found in $ans." libnm="$ans" ;; esac fi : determine which malloc to compile in echo " " case "$usemymalloc" in '') if bsd || v7; then dflt='y' else dflt='n' fi ;; *) dflt="$usemymalloc" ;; esac rp="Do you wish to attempt to use the malloc that comes with $package? 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UU/myread case "$ans" in '') ;; *) : in case they cannot read eval $ans;; esac echo " " echo "Doing variable substitutions on .SH files..." set x `awk '{print $1}' /dev/null 2>&1; then dflt=n $cat < makedepend.out &" It can take a while, so you might not want to run it right now. EOM rp="Run make depend now? [$dflt]" $echo $n "$rp $c" . UU/myread case "$ans" in y*) make depend echo "Now you must run a make." ;; *) echo "You must run 'make depend' then 'make'." ;; esac elif test -f Makefile; then echo " " echo "Now you must run a make." else echo "Done." fi $rm -f kit*isdone cd UU && $rm -f $rmlist : end of Configure