X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=hints%2Flinux.sh;h=9b69e9b4ac427ba398c5b06755efba035aacaea7;hb=b478f28d3c42f92a71da0b37f44cc5e7d70574a6;hp=abe8bbcad18372c382d8c6c5d30c4e72f7a99cc7;hpb=c07a80fdfe3926b5eb0585b674aa5d1f57b32ade;p=p5sagit%2Fp5-mst-13.2.git diff --git a/hints/linux.sh b/hints/linux.sh index abe8bbc..9b69e9b 100644 --- a/hints/linux.sh +++ b/hints/linux.sh @@ -8,8 +8,36 @@ # # Consolidated by Andy Dougherty # -# Updated Tue May 30 14:25:02 EDT 1995 -# Add ability to use command-line overrides for optinal settings. +# 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' + +# Debian and Red Hat, and perhaps other vendors, provide both runtime and +# development packages for some libraries. The runtime packages contain shared +# libraries with version information in their names (e.g., libgdbm.so.1.7.3); +# the development packages supplement this with versionless shared libraries +# (e.g., libgdbm.so). +# +# If you want to link against such a library, you must install the development +# version of the package. +# +# These packages use a -dev naming convention in both Debian and Red Hat: +# libgdbmg1 (non-development version of GNU libc 2-linked GDBM library) +# libgdbmg1-dev (development version of GNU libc 2-linked GDBM library) +# So make sure that for any libraries you wish to link Perl with under +# Debian or Red Hat you have the -dev packages installed. +# +# Some operating systems (e.g., Solaris 2.6) will link to a versioned shared +# library implicitly. For example, on Solaris, `ld foo.o -lgdbm' will find an +# appropriate version of libgdbm, if one is available; Linux, however, doesn't +# do the implicit mapping. +ignore_versioned_solibs='y' # perl goes into the /usr tree. See the Filesystem Standard # available via anonymous FTP at tsx-11.mit.edu in @@ -19,24 +47,20 @@ case "$prefix" in '') prefix='/usr' ;; esac -# Perl users typically expect BSD style signal handling. -# This may not be needed in 5.002 since sigaction is used. # gcc-2.6.3 defines _G_HAVE_BOOL to 1, but doesn't actually supply bool. -ccflags="-D__USE_BSD_SIGNAL -Dbool=char -DHAS_BOOL $ccflags" +ccflags="-Dbool=char -DHAS_BOOL $ccflags" + +# BSD compatability library no longer needed +# 'kaffe' has a /usr/lib/libnet.so which is not at all relevent for perl. +set `echo X "$libswanted "| sed -e 's/ bsd / /' -e 's/ net / /'` +shift +libswanted="$*" # Configure may fail to find lstat() since it's a static/inline # function in . d_lstat=define # Explanation? -case "$d_dosuid" in -'') d_dosuid='define' ;; -esac - -# I think Configure gets this right now, but I'd appreciate reports. -malloctype='void *' - -# Explanation? case "$usemymalloc" in '') usemymalloc='n' ;; esac @@ -65,12 +89,18 @@ main() { } EOM if ${cc:-gcc} try.c >/dev/null 2>&1 && ./a.out; then - cat <<'EOM' + 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 + +#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 - cat <<'EOM' + 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 @@ -87,35 +117,102 @@ EOM 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 -f try.c a.out if /bin/bash -c exit; then - echo You appear to have a working bash. Good. + echo '' + echo 'You appear to have a working bash. Good.' else - cat << 'EOM' -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. + cat << 'EOM' >&4 +*********************** 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 fi -# 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. Currently we disable NDBM for all linux systems. -# If someone can suggest a more robust test, that would be appreciated. -# This will generate a harmless message: -# Hmm...You had some extra variables I don't know about...I'll try to keep 'em. -# Propagating recommended variable d_dbm_open -case "$d_dbm_open" in -'') d_dbm_open=undef ;; -esac +# 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 no longer 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'