X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=hints%2Flinux.sh;h=af7d0a835e9941f524ce6484d6146e876a62ba06;hb=7e3be867c805de9df8b4e2ab54f88f956419821c;hp=71afccd1f95651b6fb44e7361bb7e2d32dd6e81c;hpb=232e078e289220085e912e3d740ae77767611478;p=p5sagit%2Fp5-mst-13.2.git diff --git a/hints/linux.sh b/hints/linux.sh index 71afccd..af7d0a8 100644 --- a/hints/linux.sh +++ b/hints/linux.sh @@ -8,37 +8,48 @@ # # Consolidated by Andy Dougherty # -# Last updated Thu Apr 6 12:22:03 EDT 1995 -# +# Updated Thu Feb 8 11:56:10 EST 1996 + +# Updated Thu May 30 10:50:22 EDT 1996 by + +# Updated Fri Jun 21 11:07:54 EDT 1996 +# NDBM support for ELF renabled by + +# No version of Linux supports setuid scripts. +d_suidsafe='undef' # perl goes into the /usr tree. See the Filesystem Standard # available via anonymous FTP at tsx-11.mit.edu in # /pub/linux/docs/linux-standards/fsstnd. -# This used to be -# bin='/usr/bin' -# but it doesn't seem sensible to put the binary in /usr and all the -# rest of the support stuff (lib, man pages) into /usr/local. -# However, allow a command line override, e.g. Configure -Dprefix=/foo/bar +# Allow a command line override, e.g. Configure -Dprefix=/foo/bar case "$prefix" in '') prefix='/usr' ;; esac -# Perl expects BSD style signal handling. -ccflags="-D__USE_BSD_SIGNAL $ccflags" +# gcc-2.6.3 defines _G_HAVE_BOOL to 1, but doesn't actually supply bool. +ccflags="-Dbool=char -DHAS_BOOL $ccflags" -# The following functions are gcc built-ins, but the Configure test -# may fail because it doesn't supply a proper prototype. -d_memcmp=define -d_memcpy=define +# libc6, aka glibc2, seems to need STRUCT_TM_HASZONE defined. +# Thanks to Bart Schuller +# See Message-ID: <19971009002636.50729@tanglefoot> +# This is currently commented out for maintenance releases +# but should probably be uncommented for 5.005 or after +# more widespread testing. +#POSIX_cflags='ccflags="$ccflags -DSTRUCT_TM_HASZONE"' + +# BSD compatability library no longer needed +set `echo X "$libswanted "| sed -e 's/ bsd / /'` +shift +libswanted="$*" # Configure may fail to find lstat() since it's a static/inline # function in . d_lstat=define -d_dosuid='define' - -malloctype='void *' -usemymalloc='n' +# Explanation? +case "$usemymalloc" in +'') usemymalloc='n' ;; +esac case "$optimize" in '') optimize='-O2' ;; @@ -63,41 +74,142 @@ main() { exit(0); /* succeed (yes, it's ELF) */ } EOM -if gcc try.c >/dev/null 2>&1 && ./a.out; then - cat <<'EOM' +if ${cc:-gcc} try.c >/dev/null 2>&1 && ./a.out; then + cat <<'EOM' >&4 You appear to have ELF support. I'll try to use it for dynamic loading. +If dynamic loading doesn't work, read hints/linux.sh for further information. EOM - # Be careful not to overwrite lddlflags, since the user might - # have specified some -L/path options on the Configure command line. - lddlflags="-shared $lddlflags" - ccdlflags='-rdynamic' - so='so' - dlext='so' - ld=gcc + +#For RedHat Linux 3.0.3, you may need to fetch +# ftp://ftp.redhat.com/pub/redhat-3.0.3/i386/updates/RPMS/ld.so-1.7.14-3.i386.rpm +# + else - echo "You don't have an ELF gcc, using dld if available." - # We might possibly have a version of DLD around. + cat <<'EOM' >&4 + +You don't have an ELF gcc. I will use dld if possible. If you are +using a version of DLD earlier than 3.2.6, or don't have it at all, you +should probably upgrade. If you are forced to use 3.2.4, you should +uncomment a couple of lines in hints/linux.sh and restart Configure so +that shared libraries will be disallowed. + +EOM lddlflags="-r $lddlflags" + # These empty values are so that Configure doesn't put in the + # Linux ELF values. + ccdlflags=' ' + cccdlflags=' ' + ccflags="-DOVR_DBL_DIG=14 $ccflags" so='sa' dlext='o' + nm_so_opt=' ' ## If you are using DLD 3.2.4 which does not support shared libs, ## uncomment the next two lines: #ldflags="-static" #so='none' + + # In addition, on some systems there is a problem with perl and NDBM + # which causes AnyDBM and NDBM_File to lock up. This is evidenced + # in the tests as AnyDBM just freezing. Apparently, this only + # happens on a.out systems, so we disable NDBM for all a.out linux + # systems. If someone can suggest a more robust test + # that would be appreciated. + # + # More info: + # Date: Wed, 7 Feb 1996 03:21:04 +0900 + # From: Jeffrey Friedl + # + # I tried compiling with DBM support and sure enough things locked up + # just as advertised. Checking into it, I found that the lockup was + # during the call to dbm_open. Not *in* dbm_open -- but between the call + # to and the jump into. + # + # To make a long story short, making sure that the *.a and *.sa pairs of + # /usr/lib/lib{m,db,gdbm}.{a,sa} + # were perfectly in sync took care of it. + # + # This will generate a harmless Whoa There! message + case "$d_dbm_open" in + '') cat <<'EOM' >&4 + +Disabling ndbm. This will generate a Whoa There message in Configure. +Read hints/linux.sh for further information. +EOM + # You can override this with Configure -Dd_dbm_open + d_dbm_open=undef + ;; + esac fi -rm -rf try.c a.out -cat <<'EOM' +rm -f try.c a.out + +if /bin/bash -c exit; then + echo '' + echo 'You appear to have a working bash. Good.' +else + cat << 'EOM' >&4 -You should take a look at hints/linux.sh. There are a some lines you -may wish to change. +*********************** Warning! ********************* +It would appear you have a defective bash shell installed. This is likely to +give you a failure of op/exec test #5 during the test phase of the build, +Upgrading to a recent version (1.14.4 or later) should fix the problem. +****************************************************** EOM -# And -- reported by one user: -# We need to get -lc away from the link lines. -# If we leave it there we get SEGV from miniperl during the build. -# This may have to do with bugs in the pre-release version of libc for ELF. -# Uncomment the next two lines to remove -lc from the link line. -# set `echo " $libswanted " | sed -e 's@ c @ @'` -# libswanted="$*" +fi + +# On SPARClinux, +# The following csh consistently coredumped in the test directory +# "/home/mikedlr/perl5.003_94/t", though not most other directories. + +#Name : csh Distribution: Red Hat Linux (Rembrandt) +#Version : 5.2.6 Vendor: Red Hat Software +#Release : 3 Build Date: Fri May 24 19:42:14 1996 +#Install date: Thu Jul 11 16:20:14 1996 Build Host: itchy.redhat.com +#Group : Shells Source RPM: csh-5.2.6-3.src.rpm +#Size : 184417 +#Description : BSD c-shell + +# For this reason I suggest using the much bug-fixed tcsh for globbing +# where available. + +if [ ! "`csh -c 'echo $version' 2>/dev/null`" ] +then + echo 'Real csh found (might break); looking for tcsh ...' + # Use ../UU/loc to find tcsh. (We run in the hints/ directory.) + if xxx=`../UU/loc tcsh blurfl $pth`; $test -f "$xxx"; then + echo "Found tcsh. I'll use it for globbing." + # We can't change Configure's setting of $csh, due to the way + # Configure handles $d_portable and commands found in $loclist. + # We can set the value for CSH in config.h by setting full_csh. + full_csh=$xxx + else + echo "Couldn't find tcsh. BEWARE: GLOBBING MIGHT BE BROKEN." + fi +else + echo 'Your csh is really tcsh. Good.' +fi + +# Shimpei Yamashita +# Message-Id: <33EF1634.B36B6500@pobox.com> +# +# MkLinux (osname=linux,archname=ppc-linux), which differs slightly from other +# linuces, needs special flags passed in order for dynamic loading to work. +# instead of the recommended: +# ccdlflags='-rdynamic' +# +# it should be: +# ccdlflags='-Wl,-E' + +if [ "X$usethreads" != "X" ]; then + ccflags="-D_REENTRANT -DUSE_THREADS $ccflags" + cppflags="-D_REENTRANT -DUSE_THREADS $cppflags" + # -lpthread needs to come before -lc but after other libraries such + # as -lgdbm and such like. We assume here that -lc is present in + # libswanted. If that fails to be true in future, then this can be + # changed to add pthread to the very end of libswanted. + set `echo X "$libswanted "| sed -e 's/ c / pthread c /'` + shift + libswanted="$*" +fi