# Tell perl which symbols to export for dynamic linking.
case "$cc" in
*gcc*) ccdlflags='-Xlinker' ;;
+*) ccversion=`lslpp -L | grep 'C for AIX Compiler$' | awk '{print $2}'`
+ case "$ccversion" in
+ '') ccversion=`lslpp -L | grep 'IBM C and C++ Compilers LUM$' | awk '{print $2}'`
+ ;;
+ esac
+ case "$ccversion" in
+ 3.6.6.0)
+ optimize='none'
+ ;;
+ 4.4.0.0|4.4.0.1|4.4.0.2)
+ cat >&4 <<EOF
+***
+*** This C compiler ($ccversion) is outdated.
+***
+*** Please upgrade to at least 4.4.0.3.
+***
+EOF
+ ;;
+ 5.0.0.0)
+ cat >&4 <<EOF
+***
+*** This C compiler ($ccversion) is known to have optimizer problems
+*** when compiling perl.c.
+***
+*** Disabling optimization for that file but consider upgrading
+*** your C compiler.
+***
+EOF
+perl_cflags='optimize='
+ ;;
+ 5.0.1.0)
+ cat >&4 <<EOF
+***
+*** This C compiler ($ccversion) is known to have optimizer problems
+*** when compiling regcomp.c.
+***
+*** Disabling optimization for that file but consider upgrading
+*** your C compiler.
+***
+EOF
+regcomp_cflags='optimize='
+ ;;
+ esac
esac
# the required -bE:$installarchlib/CORE/perl.exp is added by
# libperl.U (Configure) later.
lddlflags="$lddlflags -bhalt:4 -bM:SRE -bI:\$(PERL_INC)/perl.exp -bE:\$(BASEEXT).exp -b noentry -lc"
;;
esac
+# AIX 4.2 (using latest patchlevels on 20001130) has a broken bind
+# library (getprotobyname and getprotobynumber are outversioned by
+# the same calls in libc, at least for xlc version 3...
+case "`oslevel`" in
+ 4.2.1.*) # Test for xlc version too, should we?
+ case "$ccversion" in # Don't know if needed for gcc
+ 3.1.4.*) # libswanted "bind ... c ..." => "... c bind ..."
+ set `echo X "$libswanted "| sed -e 's/ bind\( .*\) \([cC]\) / \1 \2 bind /'`
+ shift
+ libswanted="$*"
+ ;;
+ esac
+ ;;
+ esac
# This script UU/usethreads.cbu will get 'called-back' by Configure
# after it has prompted the user for whether to use threads.
;;
*)
cat >&4 <<EOM
-For pthreads you should use the AIX C compiler cc_r.
-(now your compiler was set to '$cc')
-Cannot continue, aborting.
+*** For pthreads you should use the AIX C compiler cc_r.
+*** (now your compiler was set to '$cc')
+*** Cannot continue, aborting.
EOM
exit 1
;;
cat > UU/uselargefiles.cbu <<'EOCBU'
case "$uselargefiles" in
''|$define|true|[yY]*)
- lfcflags="`getconf XBS5_ILP32_OFFBIG_CFLAGS 2>/dev/null`"
- lfldflags="`getconf XBS5_ILP32_OFFBIG_LDFLAGS 2>/dev/null`"
+# Keep these at the left margin.
+ccflags_uselargefiles="`getconf XBS5_ILP32_OFFBIG_CFLAGS 2>/dev/null`"
+ldflags_uselargefiles="`getconf XBS5_ILP32_OFFBIG_LDFLAGS 2>/dev/null`"
# _Somehow_ in AIX 4.3.1.0 the above getconf call manages to
# insert(?) *something* to $ldflags so that later (in Configure) evaluating
# $ldflags causes a newline after the '-b64' (the result of the getconf).
# (nothing strange shows up in $ldflags even in hexdump;
- # so it may be something in the shell, instead?)
+ # so it may be something (a bug) in the shell, instead?)
# Try it out: just uncomment the below line and rerun Configure:
-# echo >&4 "AIX 4.3.1.0 $lfldflags mystery" ; exit 1
+# echo >&4 "AIX 4.3.1.0 $ldflags_uselargefiles mystery" ; exit 1
# Just don't ask me how AIX does it, I spent hours wondering.
- # Therefore the line re-evaluating lfldflags: it seems to fix
+ # Therefore the line re-evaluating ldflags_uselargefiles: it seems to fix
# the whatever it was that AIX managed to break. --jhi
- lfldflags="`echo $lfldflags`"
- lflibs="`getconf XBS5_ILP32_OFFBIG_LIBS 2>/dev/null|sed -e 's@^-l@@' -e 's@ -l@ @g`"
- case "$lfcflags$lfldflags$lflibs" in
+ ldflags_uselargefiles="`echo $ldflags_uselargefiles`"
+# Keep this at the left margin.
+libswanted_uselargefiles="`getconf XBS5_ILP32_OFFBIG_LIBS 2>/dev/null|sed -e 's@^-l@@' -e 's@ -l@ @g`"
+ case "$ccflags_uselargefiles$ldflags_uselargefiles$libs_uselargefiles" in
'');;
- *) ccflags="$ccflags $lfcflags"
- ldflags="$ldflags $lfldflags"
- libswanted="$libswanted $lflibs"
+ *) ccflags="$ccflags $ccflags_uselargefiles"
+ ldflags="$ldflags $ldflags_uselargefiles"
+ libswanted="$libswanted $libswanted_uselargefiles"
;;
esac
- lfcflags=''
- lfldflags=''
- lflibs=''
- ;;
+ case "$gccversion" in
+ '') ;;
+ *)
+ cat >&4 <<EOM
+
+*** Warning: gcc in AIX might not work with the largefile support of Perl
+*** (default since 5.6.0), this combination hasn't been tested.
+*** I will try, though.
+
+EOM
+ # Remove xlc-spefific -qflags.
+ ccflags="`echo $ccflags | sed -e 's@ -q[^ ]*@ @g' -e 's@^-q[^ ]* @@g'`"
+ ldflags="`echo $ldflags | sed -e 's@ -q[^ ]*@ @g' -e 's@^-q[^ ]* @@g'`"
+ echo >&4 "(using ccflags $ccflags)"
+ echo >&4 "(using ldflags $ldflags)"
+ ;;
+ esac
+ ;;
esac
EOCBU
EOCP
set size
if eval $compile_ok; then
- lfcpuwidth=`./size`
- echo "You are running on $lfcpuwidth bit hardware."
+ qacpuwidth=`./size`
+ echo "You are running on $qacpuwidth bit hardware."
else
dflt="32"
echo " "
echo "(I can't seem to compile the test program. Guessing...)"
rp="What is the width of your CPU (in bits)?"
. ./myread
- lfcpuwidth="$ans"
+ qacpuwidth="$ans"
fi
$rm -f size.c size
- case "$lfcpuwidth" in
+ case "$qacpuwidth" in
32*)
cat >&4 <<EOM
Bzzzt! At present, you can only perform a
exit 1
;;
esac
- lfcflags="`getconf XBS5_LP64_OFF64_CFLAGS 2>/dev/null`"
- lfldflags="`getconf XBS5_LP64_OFF64_LDFLAGS 2>/dev/null`"
+ qacflags="`getconf XBS5_LP64_OFF64_CFLAGS 2>/dev/null`"
+ qaldflags="`getconf XBS5_LP64_OFF64_LDFLAGS 2>/dev/null`"
# See jhi's comments above regarding this re-eval. I've
# seen similar weirdness in the form of:
#
# error messages from 'cc -E' invocation. Again, the offending
# string is simply not detectable by any means. Since it doesn't
# do any harm, I didn't pursue it. -- sh
- lfldflags="`echo $lfldflags`"
- lflibs="`getconf XBS5_LP64_OFF64_LIBS 2>/dev/null|sed -e 's@^-l@@' -e 's@ -l@ @g`"
+ qaldflags="`echo $qaldflags`"
+ qalibs="`getconf XBS5_LP64_OFF64_LIBS 2>/dev/null|sed -e 's@^-l@@' -e 's@ -l@ @g`"
# -q32 and -b32 may have been set by uselargefiles or user.
# Remove them.
ccflags="`echo $ccflags | sed -e 's@-q32@@'`"
trylist="`echo $trylist | sed -e 's@^ar @@' -e 's@ ar @ @g' -e 's@ ar$@@'`"
ar="ar -X64"
nm_opt="-X64 $nm_opt"
- # Note: Placing the 'lfcflags' variable into the 'ldflags' string
- # is NOT a typo. ldlflags is passed to the C compiler for final
+ # Note: Placing the 'qacflags' variable into the 'ldflags' string
+ # is NOT a typo. ldflags is passed to the C compiler for final
# linking, and it wants -q64 (-b64 is for ld only!).
- case "$lfcflags$lfldflags$lflibs" in
+ case "$qacflags$qaldflags$qalibs" in
'');;
- *) ccflags="$ccflags $lfcflags"
- ldflags="$ldflags $lfcflags"
- lddlflags="$lfldflags $lddlflags"
- libswanted="$libswanted $lflibs"
+ *) ccflags="$ccflags $qacflags"
+ ldflags="$ldflags $qacflags"
+ lddlflags="$qaldflags $lddlflags"
+ libswanted="$libswanted $qalibs"
;;
esac
case "$ccflags" in
# Don't try backwards compatibility
bincompat="$undef"
d_bincompat5005="$undef"
- lfcflags=''
- lfldflags=''
- lflibs=''
- lfcpuwidth=''
+ qacflags=''
+ qaldflags=''
+ qalibs=''
+ qacpuwidth=''
;;
esac
EOCBU
# after it has prompted the user for whether to use long doubles.
case "$uselongdouble" in
$define|true|[yY]*)
- ccflags="$ccflags -qlongdouble"
+ case "$cc" in
+ *gcc*) ;;
+ *) ccflags="$ccflags -qlongdouble" ;;
+ esac
# The explicit cc128, xlc128, xlC128 are not needed,
# the -qlongdouble should do the trick. --jhi
+ d_Gconvert='sprintf((b),"%.*llg",(n),(x))'
;;
esac
EOCBU