X-Git-Url: https://oss.titaniummirror.com/gitweb?a=blobdiff_plain;f=fixincludes%2Ffixinc.in;fp=fixincludes%2Ffixinc.in;h=e73aed99a1ba9bb52653e1a61e55b7413e4c4b63;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=0000000000000000000000000000000000000000;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git diff --git a/fixincludes/fixinc.in b/fixincludes/fixinc.in new file mode 100755 index 00000000..e73aed99 --- /dev/null +++ b/fixincludes/fixinc.in @@ -0,0 +1,498 @@ +#!/bin/sh +# +# Install modified versions of certain ANSI-incompatible system header +# files which are fixed to work correctly with ANSI C and placed in a +# directory that GCC will search. +# +# See README-fixinc for more information. +# +# fixincludes copyright (c) 1998, 1999, 2000, 2002, 2009 +# The Free Software Foundation, Inc. +# +# fixincludes is free software. +# +# You may redistribute it and/or modify it under the terms of the +# GNU General Public License, as published by the Free Software +# Foundation; either version 3, or (at your option) any later version. +# +# fixincludes is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +# See the GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with fixincludes; see the file COPYING3. If not see +# . +# +# # # # # # # # # # # # # # # # # # # # # + +# Usage: fixinc.sh output-dir input-dir +# +# Directory in which to store the results. +# Fail if no arg to specify a directory for the output. +if [ "x$1" = "x" ] +then + echo fixincludes: no output directory specified + exit 1 +fi + +LIB=${1} +shift + +# Make sure it exists. +if [ ! -d $LIB ]; then + mkdir $LIB || { + echo fixincludes: output dir '`'$LIB"' cannot be created" + exit 1 + } +else + ( cd $LIB && touch DONE && rm DONE ) || { + echo fixincludes: output dir '`'$LIB"' is an invalid directory" + exit 1 + } +fi + +if test -z "$VERBOSE" +then + VERBOSE=2 + export VERBOSE +else + case "$VERBOSE" in + [0-9] ) : ;; + * ) VERBOSE=3 ;; + esac +fi + +# Define what target system we're fixing. +# +if test -r ./Makefile; then + target_canonical="`sed -n -e 's,^target[ ]*=[ ]*\(.*\)$,\1,p' < Makefile`" +fi + +# If not from the Makefile, then try config.guess +# +if test -z "${target_canonical}" ; then + if test -x ./config.guess ; then + target_canonical="`config.guess`" ; fi + test -z "${target_canonical}" && target_canonical=unknown +fi +export target_canonical + +# # # # # # # # # # # # # # # # # # # # # +# +# Define PWDCMD as a command to use to get the working dir +# in the form that we want. +PWDCMD=${PWDCMD-pwd} + +case "`$PWDCMD`" in +//*) + # On an Apollo, discard everything before `/usr'. + PWDCMD="eval pwd | sed -e 's,.*/usr/,/usr/,'" + ;; +esac + +# Original directory. +ORIGDIR=`${PWDCMD}` +export ORIGDIR +FIXINCL=`${PWDCMD}`/fixincl +if [ ! -x $FIXINCL ] ; then + echo "Cannot find fixincl" >&2 + exit 1 +fi +export FIXINCL + +# Make LIB absolute only if needed to avoid problems with the amd. +case $LIB in +/*) + ;; +*) + cd $LIB; LIB=`${PWDCMD}` + ;; +esac + +if test $VERBOSE -gt 0 +then echo Fixing headers into ${LIB} for ${target_canonical} target ; fi + +# Determine whether this system has symbolic links. +if test -n "$DJDIR"; then + LINKS=false +elif ln -s X $LIB/ShouldNotExist 2>/dev/null; then + rm -f $LIB/ShouldNotExist + LINKS=true +elif ln -s X /tmp/ShouldNotExist 2>/dev/null; then + rm -f /tmp/ShouldNotExist + LINKS=true +else + LINKS=false +fi + +# # # # # # # # # # # # # # # # # # # # # +# +# In the file macro_list are listed all the predefined +# macros that are not in the C89 reserved namespace (the reserved +# namespace is all identifiers beginnning with two underscores or one +# underscore followed by a capital letter). A regular expression to find +# any of those macros in a header file is written to MN_NAME_PAT. +# +# Note dependency on ASCII. \012 = newline. +# tr ' ' '\n' is, alas, not portable. + +if test -s ${MACRO_LIST} +then + if test $VERBOSE -gt 0; then + echo "Forbidden identifiers: `tr '\012' ' ' < ${MACRO_LIST}`" + fi + MN_NAME_PAT="`sed 's/^/\\\\/; $!s/$/|/' \ + < ${MACRO_LIST} | tr -d '\012'`" + export MN_NAME_PAT +else + if test $VERBOSE -gt 0 + then echo "No forbidden identifiers defined by this target" ; fi +fi + +# # # # # # # # # # # # # # # # # # # # # +# +# Search each input directory for broken header files. +# This loop ends near the end of the file. +# +if test $# -eq 0 +then + INPUTLIST="/usr/include" +else + INPUTLIST="$@" +fi + +for INPUT in ${INPUTLIST} ; do + +cd ${ORIGDIR} + +# Make sure a directory exists before changing into it, +# otherwise Solaris2 will fail-exit the script. +# +if [ ! -d ${INPUT} ]; then + continue +fi +cd ${INPUT} + +INPUT=`${PWDCMD}` +export INPUT + +# +# # # # # # # # # # # # # # # # # # # # # +# +if test $VERBOSE -gt 1 +then echo Finding directories and links to directories ; fi + +# Find all directories and all symlinks that point to directories. +# Put the list in $all_dirs. +# Each time we find a symlink, add it to newdirs +# so that we do another find within the dir the link points to. +# Note that $all_dirs may have duplicates in it; +# later parts of this file are supposed to ignore them. +dirs="." +levels=2 +all_dirs="" +search_dirs="" + +while [ -n "$dirs" ] && [ $levels -gt 0 ] +do + levels=`expr $levels - 1` + newdirs= + for d in $dirs + do + if test $VERBOSE -gt 1 + then echo " Searching $INPUT/$d" ; fi + + # Find all directories under $d, relative to $d, excluding $d itself. + # (The /. is needed after $d in case $d is a symlink.) + all_dirs="$all_dirs `find $d/. -type d -print | \ + sed -e '/\/\.$/d' -e 's@/./@/@g'`" + # Find all links to directories. + # Using `-exec test -d' in find fails on some systems, + # and trying to run test via sh fails on others, + # so this is the simplest alternative left. + # First find all the links, then test each one. + theselinks= + $LINKS && \ + theselinks=`find $d/. -type l -print | sed -e 's@/./@/@g'` + for d1 in $theselinks --dummy-- + do + # If the link points to a directory, + # add that dir to $newdirs + if [ -d $d1 ] + then + all_dirs="$all_dirs $d1" + if [ "`ls -ld $d1 | sed -n 's/.*-> //p'`" != "." ] + then + newdirs="$newdirs $d1" + search_dirs="$search_dirs $d1" + fi + fi + done + done + + dirs="$newdirs" +done + +# # # # # # # # # # # # # # # # # # # # # +# +dirs= +if test $VERBOSE -gt 2 +then echo "All directories (including links to directories):" + echo $all_dirs +fi + +for file in $all_dirs; do + rm -rf $LIB/$file + if [ ! -d $LIB/$file ] + then mkdir $LIB/$file + fi +done +mkdir $LIB/root + +# # # # # # # # # # # # # # # # # # # # # +# +# treetops gets an alternating list +# of old directories to copy +# and the new directories to copy to. +treetops=". ${LIB}" + +if $LINKS; then + if test $VERBOSE -gt 1 + then echo 'Making symbolic directory links' ; fi + cwd=`${PWDCMD}` + + for sym_link in $search_dirs; do + cd ${INPUT} + dest=`ls -ld ${sym_link} | sed -n 's/.*-> //p'` + + # In case $dest is relative, get to ${sym_link}'s dir first. + # + cd ./`echo ${sym_link} | sed 's;/[^/]*$;;'` + + # Check that the target directory exists. + # Redirections changed to avoid bug in sh on Ultrix. + # + (cd $dest) > /dev/null 2>&1 + if [ $? = 0 ]; then + cd $dest + + # full_dest_dir gets the dir that the link actually leads to. + # + full_dest_dir=`${PWDCMD}` + + # Canonicalize ${INPUT} now to minimize the time an + # automounter has to change the result of ${PWDCMD}. + # + cinput=`cd ${INPUT}; ${PWDCMD}` + + # If a link points to ., make a similar link to . + # + if [ ${full_dest_dir} = ${cinput} ]; then + if test $VERBOSE -gt 2 + then echo ${sym_link} '->' . ': Making self link' ; fi + rm -fr ${LIB}/${sym_link} > /dev/null 2>&1 + ln -s . ${LIB}/${sym_link} > /dev/null 2>&1 + + # If link leads back into ${INPUT}, + # make a similar link here. + # + elif expr ${full_dest_dir} : "${cinput}/.*" > /dev/null; then + # Y gets the actual target dir name, relative to ${INPUT}. + y=`echo ${full_dest_dir} | sed -n "s&${cinput}/&&p"` + # DOTS is the relative path from ${LIB}/${sym_link} back to ${LIB}. + dots=`echo "${sym_link}" | + sed -e 's@^./@@' -e 's@/./@/@g' -e 's@[^/][^/]*@..@g' -e 's@..$@@'` + if test $VERBOSE -gt 2 + then echo ${sym_link} '->' $dots$y ': Making local link' ; fi + rm -fr ${LIB}/${sym_link} > /dev/null 2>&1 + ln -s $dots$y ${LIB}/${sym_link} > /dev/null 2>&1 + + else + # If the link is to a dir $target outside ${INPUT}, + # repoint the link at ${INPUT}/root$target + # and process $target into ${INPUT}/root$target + # treat this directory as if it actually contained the files. + # + if test $VERBOSE -gt 2 + then echo ${sym_link} '->' root${full_dest_dir} ': Making rooted link' + fi + if [ -d $LIB/root${full_dest_dir} ] + then true + else + dirname=root${full_dest_dir}/ + dirmade=. + cd $LIB + while [ x$dirname != x ]; do + component=`echo $dirname | sed -e 's|/.*$||'` + mkdir $component >/dev/null 2>&1 + cd $component + dirmade=$dirmade/$component + dirname=`echo $dirname | sed -e 's|[^/]*/||'` + done + fi + + # Duplicate directory structure created in ${LIB}/${sym_link} in new + # root area. + # + for file2 in $all_dirs; do + case $file2 in + ${sym_link}/*) + dupdir=${LIB}/root${full_dest_dir}/`echo $file2 | + sed -n "s|^${sym_link}/||p"` + if test $VERBOSE -gt 2 + then echo "Duplicating ${sym_link}'s ${dupdir}" ; fi + if [ -d ${dupdir} ] + then true + else + mkdir ${dupdir} + fi + ;; + *) + ;; + esac + done + + # Get the path from ${LIB} to ${sym_link}, accounting for symlinks. + # + parent=`echo "${sym_link}" | sed -e 's@/[^/]*$@@'` + libabs=`cd ${LIB}; ${PWDCMD}` + file2=`cd ${LIB}; cd $parent; ${PWDCMD} | sed -e "s@^${libabs}@@"` + + # DOTS is the relative path from ${LIB}/${sym_link} back to ${LIB}. + # + dots=`echo "$file2" | sed -e 's@/[^/]*@../@g'` + rm -fr ${LIB}/${sym_link} > /dev/null 2>&1 + ln -s ${dots}root${full_dest_dir} ${LIB}/${sym_link} > /dev/null 2>&1 + treetops="$treetops ${sym_link} ${LIB}/root${full_dest_dir}" + fi + fi + done +fi + +# # # # # # # # # # # # # # # # # # # # # +# +required= +set x $treetops +shift +while [ $# != 0 ]; do + # $1 is an old directory to copy, and $2 is the new directory to copy to. + # + SRCDIR=`cd ${INPUT} ; cd $1 ; ${PWDCMD}` + export SRCDIR + + FIND_BASE=$1 + export FIND_BASE + shift + + DESTDIR=`cd $1;${PWDCMD}` + export DESTDIR + shift + + # The same dir can appear more than once in treetops. + # There's no need to scan it more than once. + # + if [ -f ${DESTDIR}/DONE ] + then continue ; fi + + touch ${DESTDIR}/DONE + if test $VERBOSE -gt 1 + then echo Fixing directory ${SRCDIR} into ${DESTDIR} ; fi + + # Check files which are symlinks as well as those which are files. + # + cd ${INPUT} + required="$required `if $LINKS; then + find ${FIND_BASE}/. -name '*.h' \( -type f -o -type l \) -print + else + find ${FIND_BASE}/. -name '*.h' -type f -print + fi | \ + sed -e 's;/\./;/;g' -e 's;//*;/;g' | \ + ${FIXINCL}`" +done + +## Make sure that any include files referenced using double quotes +## exist in the fixed directory. This comes last since otherwise +## we might end up deleting some of these files "because they don't +## need any change." +set x `echo $required` +shift +while [ $# != 0 ]; do + newreq= + while [ $# != 0 ]; do + # $1 is the directory to copy from, + # $2 is the unfixed file, + # $3 is the fixed file name. + # + cd ${INPUT} + cd $1 + if [ -f $2 ] ; then + if [ -r $2 ] && [ ! -r $3 ]; then + cp $2 $3 >/dev/null 2>&1 || echo "Can't copy $2" >&2 + chmod +w $3 2>/dev/null + chmod a+r $3 2>/dev/null + if test $VERBOSE -gt 2 + then echo Copied $2 ; fi + for include in `egrep '^[ ]*#[ ]*include[ ]*"[^/]' $3 | + sed -e 's/^[ ]*#[ ]*include[ ]*"\([^"]*\)".*$/\1/'` + do + dir=`echo $2 | sed -e s'|/[^/]*$||'` + dir2=`echo $3 | sed -e s'|/[^/]*$||'` + newreq="$newreq $1 $dir/$include $dir2/$include" + done + fi + fi + shift; shift; shift + done + set x $newreq + shift +done + +if test $VERBOSE -gt 2 +then echo 'Cleaning up DONE files.' ; fi +cd $LIB +# Look for files case-insensitively, for the benefit of +# DOS/Windows filesystems. +find . -name '[Dd][Oo][Nn][Ee]' -exec rm -f '{}' ';' + +if test $VERBOSE -gt 1 +then echo 'Cleaning up unneeded directories:' ; fi +cd $LIB +all_dirs=`find . -type d \! -name '.' -print | sort -r` +for file in $all_dirs; do + if rmdir $LIB/$file > /dev/null + then + test $VERBOSE -gt 3 && echo " removed $file" + fi +done 2> /dev/null + +# On systems which don't support symlinks, `find' may barf +# if called with "-type l" predicate. So only use that if +# we know we should look for symlinks. +if $LINKS; then + test $VERBOSE -gt 2 && echo "Removing unused symlinks" + + all_dirs=`find . -type l -print` + for file in $all_dirs + do + if test ! -d $file + then + rm -f $file + test $VERBOSE -gt 3 && echo " removed $file" + rmdir `dirname $file` > /dev/null && \ + test $VERBOSE -gt 3 && \ + echo " removed `dirname $file`" + fi + done 2> /dev/null +fi + +if test $VERBOSE -gt 0 +then echo fixincludes is done ; fi + +# # # # # # # # # # # # # # # # # # # # # +# +# End of for INPUT directories +# +done +# +# # # # # # # # # # # # # # # # # # # # #