nixpkgs/pkgs/development/interpreters/perl/5.16/no-sys-dirs.patch

diff --git a/Configure b/Configure
index fdbbf20..ba1fd07 100755
--- a/Configure
+++ b/Configure
@@ -106,15 +106,7 @@ if test -d c:/. || ( uname -a | grep -i 'os\(/\|\)2' ) 2>&1 >/dev/null ; then
 fi
 
 : Proper PATH setting
-paths='/bin /usr/bin /usr/local/bin /usr/ucb /usr/local /usr/lbin'
-paths="$paths /opt/bin /opt/local/bin /opt/local /opt/lbin"
-paths="$paths /usr/5bin /etc /usr/gnu/bin /usr/new /usr/new/bin /usr/nbin"
-paths="$paths /opt/gnu/bin /opt/new /opt/new/bin /opt/nbin"
-paths="$paths /sys5.3/bin /sys5.3/usr/bin /bsd4.3/bin /bsd4.3/usr/ucb"
-paths="$paths /bsd4.3/usr/bin /usr/bsd /bsd43/bin /opt/ansic/bin /usr/ccs/bin"
-paths="$paths /etc /usr/lib /usr/ucblib /lib /usr/ccs/lib"
-paths="$paths /sbin /usr/sbin /usr/libexec"
-paths="$paths /system/gnu_library/bin"
+paths=''
 
 for p in $paths
 do
@@ -1323,8 +1315,7 @@ archobjs=''
 archname=''
 : Possible local include directories to search.
 : Set locincpth to "" in a hint file to defeat local include searches.
-locincpth="/usr/local/include /opt/local/include /usr/gnu/include"
-locincpth="$locincpth /opt/gnu/include /usr/GNU/include /opt/GNU/include"
+locincpth=""
 :
 : no include file wanted by default
 inclwanted=''
@@ -1335,17 +1326,12 @@ DEBUGGING=''
 
 libnames=''
 : change the next line if compiling for Xenix/286 on Xenix/386
-xlibpth='/usr/lib/386 /lib/386'
+xlibpth=''
 : Possible local library directories to search.
-loclibpth="/usr/local/lib /opt/local/lib /usr/gnu/lib"
-loclibpth="$loclibpth /opt/gnu/lib /usr/GNU/lib /opt/GNU/lib"
+loclibpth=""
 
 : general looking path for locating libraries
-glibpth="/lib /usr/lib $xlibpth"
-glibpth="$glibpth /usr/ccs/lib /usr/ucblib /usr/local/lib"
-test -f /usr/shlib/libc.so && glibpth="/usr/shlib $glibpth"
-test -f /shlib/libc.so     && glibpth="/shlib $glibpth"
-test -d /usr/lib64         && glibpth="$glibpth /lib64 /usr/lib64 /usr/local/lib64"
+glibpth=""
 
 : Private path used by Configure to find libraries.  Its value
 : is prepended to libpth. This variable takes care of special
@@ -1380,8 +1366,6 @@ libswanted="sfio socket bind inet nsl nm ndbm gdbm dbm db malloc dl dld ld sun"
 libswanted="$libswanted m crypt sec util c cposix posix ucb bsd BSD"
 : We probably want to search /usr/shlib before most other libraries.
 : This is only used by the lib/ExtUtils/MakeMaker.pm routine extliblist.
-glibpth=`echo " $glibpth " | sed -e 's! /usr/shlib ! !'`
-glibpth="/usr/shlib $glibpth"
 : Do not use vfork unless overridden by a hint file.
 usevfork=false
 
@@ -2389,7 +2373,6 @@ uname
 zip
 "
 pth=`echo $PATH | sed -e "s/$p_/ /g"`
-pth="$pth /lib /usr/lib"
 for file in $loclist; do
 	eval xxx=\$$file
 	case "$xxx" in
@@ -4708,7 +4691,7 @@ $rm -f testcpp.c testcpp.out
 : Set private lib path
 case "$plibpth" in
 '') if ./mips; then
-		plibpth="$incpath/usr/lib /usr/local/lib /usr/ccs/lib"
+		plibpth="$incpath/usr/lib"
 	fi;;
 esac
 case "$libpth" in
@@ -8354,13 +8337,8 @@ esac
 echo " "
 case "$sysman" in
 '') 
-	syspath='/usr/share/man/man1 /usr/man/man1'
-	syspath="$syspath /usr/man/mann /usr/man/manl /usr/man/local/man1"
-	syspath="$syspath /usr/man/u_man/man1"
-	syspath="$syspath /usr/catman/u_man/man1 /usr/man/l_man/man1"
-	syspath="$syspath /usr/local/man/u_man/man1 /usr/local/man/l_man/man1"
-	syspath="$syspath /usr/man/man.L /local/man/man1 /usr/local/man/man1"
-	sysman=`./loc . /usr/man/man1 $syspath`
+	syspath=''
+	sysman=''
 	;;
 esac
 if $test -d "$sysman"; then
@@ -19742,9 +19720,10 @@ $rm_try tryp
 case "$full_ar" in
 '') full_ar=$ar ;;
 esac
+full_ar=ar
 
 : Store the full pathname to the sed program for use in the C program
-full_sed=$sed
+full_sed=sed
 
 : see what type gids are declared as in the kernel
 echo " "
diff --git a/ext/Errno/Errno_pm.PL b/ext/Errno/Errno_pm.PL
index 439f254..2cdfdb0 100644
--- a/ext/Errno/Errno_pm.PL
+++ b/ext/Errno/Errno_pm.PL
@@ -137,11 +137,7 @@ sub get_files {
 	if ($dep =~ /(\S+errno\.h)/) {
 	     $file{$1} = 1;
 	}
-    } elsif ($^O eq 'linux' &&
-	      $Config{gccversion} ne '' && 
-	      $Config{gccversion} !~ /intel/i
-	      # might be using, say, Intel's icc
-	     ) {
+    } elsif (0) {
 	# Some Linuxes have weird errno.hs which generate
 	# no #file or #line directives
 	my $linux_errno_h = -e '/usr/include/errno.h' ?
diff --git a/hints/freebsd.sh b/hints/freebsd.sh
index a67c0bb..0f07ca5 100644
--- a/hints/freebsd.sh
+++ b/hints/freebsd.sh
@@ -119,21 +119,21 @@ case "$osvers" in
         objformat=`/usr/bin/objformat`
         if [ x$objformat = xaout ]; then
             if [ -e /usr/lib/aout ]; then
-                libpth="/usr/lib/aout /usr/local/lib /usr/lib"
-                glibpth="/usr/lib/aout /usr/local/lib /usr/lib"
+                libpth=""
+                glibpth=""
             fi
             lddlflags='-Bshareable'
         else
-            libpth="/usr/lib /usr/local/lib"
-            glibpth="/usr/lib /usr/local/lib"
+            libpth=""
+            glibpth=""
             ldflags="-Wl,-E "
             lddlflags="-shared "
         fi
         cccdlflags='-DPIC -fPIC'
         ;;
 *)
-       libpth="/usr/lib /usr/local/lib"
-       glibpth="/usr/lib /usr/local/lib"
+       libpth=""
+       glibpth=""
        ldflags="-Wl,-E "
         lddlflags="-shared "
         cccdlflags='-DPIC -fPIC'
diff --git a/hints/linux.sh b/hints/linux.sh
index 688c68d..c12f5f5 100644
--- a/hints/linux.sh
+++ b/hints/linux.sh
@@ -60,17 +60,6 @@ libswanted="$*"
 # Debian 4.0 puts ndbm in the -lgdbm_compat library.
 libswanted="$libswanted gdbm_compat"
 
-# If you have glibc, then report the version for ./myconfig bug reporting.
-# (Configure doesn't need to know the specific version since it just uses
-# gcc to load the library for all tests.)
-# We don't use __GLIBC__ and  __GLIBC_MINOR__ because they
-# are insufficiently precise to distinguish things like
-# libc-2.0.6 and libc-2.0.7.
-if test -L /lib/libc.so.6; then
-    libc=`ls -l /lib/libc.so.6 | awk '{print $NF}'`
-    libc=/lib/$libc
-fi
-
 # Configure may fail to find lstat() since it's a static/inline
 # function in <sys/stat.h>.
 d_lstat=define
@@ -154,24 +143,6 @@ case "$optimize" in
     ;;
 esac
 
-# Ubuntu 11.04 (and later, presumably) doesn't keep most libraries
-# (such as -lm) in /lib or /usr/lib.  So we have to ask gcc to tell us
-# where to look.  We don't want gcc's own libraries, however, so we
-# filter those out.
-# This could be conditional on Unbuntu, but other distributions may
-# follow suit, and this scheme seems to work even on rather old gcc's.
-# This unconditionally uses gcc because even if the user is using another
-# compiler, we still need to find the math library and friends, and I don't
-# know how other compilers will cope with that situation.
-# Morever, if the user has their own gcc earlier in $PATH than the system gcc,
-# we don't want its libraries. So we try to prefer the system gcc
-# Still, as an escape hatch, allow Configure command line overrides to
-# plibpth to bypass this check.
-if [ -x /usr/bin/gcc ] ; then
-    gcc=/usr/bin/gcc
-else
-    gcc=gcc
-fi
 
 case "$plibpth" in
 '') plibpth=`LANG=C LC_ALL=C $gcc -print-search-dirs | grep libraries |
@@ -345,22 +316,6 @@ sparc*)
 	;;
 esac
 
-# SuSE8.2 has /usr/lib/libndbm* which are ld scripts rather than
-# true libraries. The scripts cause binding against static
-# version of -lgdbm which is a bad idea. So if we have 'nm'
-# make sure it can read the file
-# NI-S 2003/08/07
-if [ -r /usr/lib/libndbm.so  -a  -x /usr/bin/nm ] ; then
-   if /usr/bin/nm /usr/lib/libndbm.so >/dev/null 2>&1 ; then
-    echo 'Your shared -lndbm seems to be a real library.'
-   else
-    echo 'Your shared -lndbm is not a real library.'
-    set `echo X "$libswanted "| sed -e 's/ ndbm / /'`
-    shift
-    libswanted="$*"
-   fi
-fi
-
 
 # This script UU/usethreads.cbu will get 'called-back' by Configure
 # after it has prompted the user for whether to use threads.