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1.1 ! root 1: #! /bin/sh ! 2: # ! 3: # fixinc.sco -- Install modified versions of SCO system include ! 4: # files. ! 5: # ! 6: # Based on fixinc.svr4 script by Ron Guilmette ([email protected]) (SCO ! 7: # modifications by Ian Lance Taylor ([email protected])). ! 8: # ! 9: # This file is part of GNU CC. ! 10: # ! 11: # GNU CC is free software; you can redistribute it and/or modify ! 12: # it under the terms of the GNU General Public License as published by ! 13: # the Free Software Foundation; either version 2, or (at your option) ! 14: # any later version. ! 15: # ! 16: # GNU CC is distributed in the hope that it will be useful, ! 17: # but WITHOUT ANY WARRANTY; without even the implied warranty of ! 18: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ! 19: # GNU General Public License for more details. ! 20: # ! 21: # You should have received a copy of the GNU General Public License ! 22: # along with GNU CC; see the file COPYING. If not, write to ! 23: # the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. ! 24: # ! 25: # This script munges the native include files provided with SCO ! 26: # 3.2v4 systems so as to provide a reasonable namespace when ! 27: # compiling with gcc. The header files by default do not ! 28: # provide many essential definitions and declarations if ! 29: # __STDC__ is 1. This script modifies the header files to check ! 30: # for __STRICT_ANSI__ being defined instead. Once munged, the ! 31: # resulting new system include files are placed in a directory ! 32: # that GNU C will search *before* searching the /usr/include ! 33: # directory. This script should work properly for most SCO ! 34: # 3.2v4 systems. For other types of systems, you should use the ! 35: # `fixincludes' or the `fixinc.svr4' script instead. ! 36: # ! 37: # See README-fixinc for more information. ! 38: ! 39: # Directory where gcc sources (and sometimes special include files) live. ! 40: SRCDIR=${3-${SRCDIR-.}} ! 41: ! 42: # Directory containing the original header files. ! 43: INPUT=${2-${INPUT-/usr/include}} ! 44: ! 45: # Fail if no arg to specify a directory for the output. ! 46: if [ x$1 = x ] ! 47: then echo fixincludes: no output directory specified ! 48: exit 1 ! 49: fi ! 50: ! 51: # Directory in which to store the results. ! 52: LIB=${1?"fixincludes: output directory not specified"} ! 53: ! 54: # Make sure it exists. ! 55: if [ ! -d $LIB ]; then ! 56: mkdir $LIB || exit 1 ! 57: fi ! 58: ! 59: ORIG_DIR=`pwd` ! 60: ! 61: # Make LIB absolute. ! 62: cd $LIB; LIB=`pwd` ! 63: ! 64: # This prevents /bin/ex from failing if the current terminal type is ! 65: # unrecognizable. ! 66: TERM=dumb ! 67: export TERM ! 68: # This prevents /bin/ex from failing if the EXINIT environment variable ! 69: # was set to something invalid. ! 70: EXINIT="" ! 71: export EXINIT ! 72: ! 73: echo 'Building fixincludes in ' ${LIB} ! 74: ! 75: # Determine whether this filesystem has symbolic links. ! 76: if ln -s X $LIB/ShouldNotExist 2>/dev/null; then ! 77: rm -f $LIB/ShouldNotExist ! 78: LINKS=true ! 79: else ! 80: LINKS=false ! 81: fi ! 82: ! 83: echo 'Making directories:' ! 84: cd ${INPUT} ! 85: if $LINKS; then ! 86: files=`ls -LR | sed -n s/:$//p` ! 87: else ! 88: files=`find . -type d -print | sed '/^.$/d'` ! 89: fi ! 90: for file in $files; do ! 91: rm -rf $LIB/$file ! 92: if [ ! -d $LIB/$file ] ! 93: then mkdir $LIB/$file ! 94: fi ! 95: done ! 96: ! 97: # treetops gets an alternating list ! 98: # of old directories to copy ! 99: # and the new directories to copy to. ! 100: treetops="${INPUT} ${LIB}" ! 101: ! 102: if $LINKS; then ! 103: echo 'Making internal symbolic directory links' ! 104: for file in $files; do ! 105: dest=`ls -ld $file | sed -n 's/.*-> //p'` ! 106: if [ "$dest" ]; then ! 107: cwd=`pwd` ! 108: # In case $dest is relative, get to $file's dir first. ! 109: cd ${INPUT} ! 110: cd `echo ./$file | sed -n 's&[^/]*$&&p'` ! 111: # Check that the target directory exists. ! 112: # Redirections changed to avoid bug in sh on Ultrix. ! 113: (cd $dest) > /dev/null 2>&1 ! 114: if [ $? = 0 ]; then ! 115: cd $dest ! 116: # X gets the dir that the link actually leads to. ! 117: x=`pwd` ! 118: # If link leads back into ${INPUT}, ! 119: # make a similar link here. ! 120: if expr $x : "${INPUT}/.*" > /dev/null; then ! 121: # Y gets the actual target dir name, relative to ${INPUT}. ! 122: y=`echo $x | sed -n "s&${INPUT}/&&p"` ! 123: echo $file '->' $y ': Making link' ! 124: rm -fr ${LIB}/$file > /dev/null 2>&1 ! 125: ln -s ${LIB}/$y ${LIB}/$file > /dev/null 2>&1 ! 126: else ! 127: # If the link is to outside ${INPUT}, ! 128: # treat this directory as if it actually contained the files. ! 129: # This line used to have $dest instead of $x. ! 130: # $dest seemed to be wrong for links found in subdirectories ! 131: # of ${INPUT}. Does this change break anything? ! 132: treetops="$treetops $x ${LIB}/$file" ! 133: fi ! 134: fi ! 135: cd $cwd ! 136: fi ! 137: done ! 138: fi ! 139: ! 140: set - $treetops ! 141: while [ $# != 0 ]; do ! 142: # $1 is an old directory to copy, and $2 is the new directory to copy to. ! 143: echo "Finding header files in $1:" ! 144: cd ${INPUT} ! 145: cd $1 ! 146: files=`find . -name '*.h' -type f -print` ! 147: echo 'Checking header files:' ! 148: for file in $files; do ! 149: if egrep '!__STDC__' $file >/dev/null; then ! 150: echo Fixing $file ! 151: if [ -r $file ]; then ! 152: cp $file $2/$file >/dev/null 2>&1 || echo "Can't copy $file" ! 153: chmod +w $2/$file ! 154: ! 155: # The following have been removed from the sed command below ! 156: # because it is more useful to leave these things in. ! 157: # The only reason to remove them was for -pedantic, ! 158: # which isn't much of a reason. -- rms. ! 159: # /^[ ]*#[ ]*ident/d ! 160: ! 161: sed -e ' ! 162: s/!__STDC__/!defined (__STRICT_ANSI__)/g ! 163: ' $2/$file > $2/$file.sed ! 164: mv $2/$file.sed $2/$file ! 165: if cmp $file $2/$file >/dev/null 2>&1; then ! 166: echo Deleting $2/$file\; no fixes were needed. ! 167: rm $2/$file ! 168: fi ! 169: fi ! 170: fi ! 171: done ! 172: shift; shift ! 173: done ! 174: ! 175: # Fix first broken decl of getcwd present on some svr4 systems. ! 176: ! 177: file=stdlib.h ! 178: base=`basename $file` ! 179: if [ -r ${LIB}/$file ]; then ! 180: file_to_fix=${LIB}/$file ! 181: else ! 182: if [ -r ${INPUT}/$file ]; then ! 183: file_to_fix=${INPUT}/$file ! 184: else ! 185: file_to_fix="" ! 186: fi ! 187: fi ! 188: if [ \! -z "$file_to_fix" ]; then ! 189: echo Checking $file_to_fix ! 190: sed -e 's/getcwd(char \{0,\}\*, int)/getcwd(char *, size_t)/' $file_to_fix > /tmp/$base ! 191: if cmp $file_to_fix /tmp/$base >/dev/null 2>&1; then \ ! 192: echo No change needed in $file_to_fix ! 193: else ! 194: echo Fixed $file_to_fix ! 195: rm -f ${LIB}/$file ! 196: cp /tmp/$base ${LIB}/$file ! 197: fi ! 198: rm -f /tmp/$base ! 199: fi ! 200: ! 201: # Fix second broken decl of getcwd present on some svr4 systems. Also ! 202: # fix the incorrect decl of profil present on some svr4 systems. ! 203: ! 204: file=unistd.h ! 205: base=`basename $file` ! 206: if [ -r ${LIB}/$file ]; then ! 207: file_to_fix=${LIB}/$file ! 208: else ! 209: if [ -r ${INPUT}/$file ]; then ! 210: file_to_fix=${INPUT}/$file ! 211: else ! 212: file_to_fix="" ! 213: fi ! 214: fi ! 215: if [ \! -z "$file_to_fix" ]; then ! 216: echo Checking $file_to_fix ! 217: sed -e 's/getcwd(char \*, int)/getcwd(char *, size_t)/' $file_to_fix \ ! 218: | sed -e 's/profil(unsigned short \*, unsigned int, unsigned int, unsigned int)/profil(unsigned short *, size_t, int, unsigned)/' > /tmp/$base ! 219: if cmp $file_to_fix /tmp/$base >/dev/null 2>&1; then \ ! 220: echo No change needed in $file_to_fix ! 221: else ! 222: echo Fixed $file_to_fix ! 223: rm -f ${LIB}/$file ! 224: cp /tmp/$base ${LIB}/$file ! 225: fi ! 226: rm -f /tmp/$base ! 227: fi ! 228: ! 229: # Fix an error in this file: the #if says _cplusplus, not the double ! 230: # underscore __cplusplus that it should be ! 231: file=tinfo.h ! 232: if [ -r $file ] && [ ! -r ${LIB}/$file ]; then ! 233: mkdir ${LIB}/rpcsvc 2>/dev/null ! 234: cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file" ! 235: chmod +w ${LIB}/$file 2>/dev/null ! 236: fi ! 237: ! 238: if [ -r ${LIB}/$file ]; then ! 239: echo Fixing $file, __cplusplus macro ! 240: sed -e 's/[ ]_cplusplus/ __cplusplus/' ${LIB}/$file > ${LIB}/${file}.sed ! 241: rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file ! 242: if cmp $file ${LIB}/$file >/dev/null 2>&1; then ! 243: rm ${LIB}/$file ! 244: fi ! 245: fi ! 246: ! 247: echo 'Removing unneeded directories:' ! 248: cd $LIB ! 249: files=`find . -type d -print | sort -r` ! 250: for file in $files; do ! 251: rmdir $LIB/$file > /dev/null 2>&1 ! 252: done ! 253: ! 254: if $LINKS; then ! 255: echo 'Making internal symbolic non-directory links' ! 256: cd ${INPUT} ! 257: files=`find . -type l -print` ! 258: for file in $files; do ! 259: dest=`ls -ld $file | sed -n 's/.*-> //p'` ! 260: if expr "$dest" : '[^/].*' > /dev/null; then ! 261: target=${LIB}/`echo file | sed "s|[^/]*\$|$dest|"` ! 262: if [ -f $target ]; then ! 263: ln -s $dest ${LIB}/$file >/dev/null 2>&1 ! 264: fi ! 265: fi ! 266: done ! 267: fi ! 268: ! 269: cd ${ORIG_DIR} ! 270: ! 271: echo 'Replacing <sys/byteorder.h>' ! 272: rm -f ${LIB}/sys/byteorder.h ! 273: cp ${SRCDIR}/byteorder.h ${LIB}/sys/byteorder.h ! 274: ! 275: exit 0
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