X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2Ffixincludes;h=cdb25b20d28c16e92d18d83136139514e766ef9a;hb=f30b3fa0fc7e0a1a5a6dea2606dfb712384823d8;hp=1f32b534689086d871fe8daa529bdc3b0b0dc62e;hpb=22b72709c6acc913c775ccf0feb659653f436f75;p=pf3gnuchains%2Fgcc-fork.git

diff --git a/gcc/fixincludes b/gcc/fixincludes
index 1f32b534689..cdb25b20d28 100755
--- a/gcc/fixincludes
+++ b/gcc/fixincludes
@@ -75,14 +75,11 @@ do
     for d in $dirs
     do
 	echo " Searching $INPUT/$d"
-	if [ "$d" != . ]
-	then
-	    d=$d/.
-	fi
 
 	# Find all directories under $d, relative to $d, excluding $d itself.
-        files="$files `find $d -type d -print | \
-		       sed -e '/\/\.$/d' -e '/^\.$/d'`"
+	# (The /. is needed after $d in case $d is a symlink.)
+        files="$files `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,
@@ -90,7 +87,7 @@ do
 	# First find all the links, then test each one.
 	theselinks=
 	$LINKS && \
-	  theselinks=`find $d -type l -print`
+	  theselinks=`find $d/. -type l -print | sed -e 's@/./@/@g'`
 	for d1 in $theselinks --dummy--
 	do
 	    # If the link points to a directory,
@@ -185,7 +182,7 @@ if $LINKS; then
 	  # root area.
 	  for file2 in $files; do
 	    case $file2 in
-	      $file/./*)
+	      $file/*)
 		dupdir=${LIB}/root$x/`echo $file2 | sed -n "s|^${file}/||p"`
 		echo "Duplicating ${file}'s ${dupdir}"
 		if [ -d ${dupdir} ]
@@ -264,6 +261,8 @@ while [ $# != 0 ]; do
 	|| echo "Can't copy $file"
 	chmod +w $2/$file
 	chmod a+r $2/$file
+	# The fixinc_eol stuff is to work around a bug in the sed
+	# program on HP/UX 10.20.
 	# Here is how the sed commands in braces work.
 	# (It doesn't work to put the comments inside the sed commands.)
 		# Surround each word with spaces, to simplify matching below.
@@ -273,7 +272,9 @@ while [ $# != 0 ]; do
 	sed -e '
 				   :loop
 	  /\\$/			N
+ 	  s/\\$/\\*fixinc_eol*/
 	  /\\$/			b loop
+	  s/\\\*fixinc_eol\*/\\/g
 	  s%^\([ 	]*#[ 	]*else\)[ 	]*/[^*].*%\1%
 	  s%^\([ 	]*#[ 	]*else\)[ 	]*[^/ 	].*%\1%
 	  s%^\([ 	]*#[ 	]*endif\)[ 	]*/[^*].*%\1%
@@ -289,7 +290,7 @@ while [ $# != 0 ]; do
 	  /#define[ 	]*[ 	]CTRL/		s/'\''\([cgx]\)'\''/\1/g
 	  /#define[ 	]*[ 	]_CTRL/		s/'\''\([cgx]\)'\''/\1/g
 	  /#define.BSD43_CTRL/		s/'\''\([cgx]\)'\''/\1/g
-	  /#[el]*if/{
+	  /#[	 ]*[el]*if/{
 		s/[a-zA-Z0-9_][a-zA-Z0-9_]*/ & /g
 
 		s/ bsd4\([0-9]\) / __bsd4\1__ /g
@@ -305,16 +306,18 @@ while [ $# != 0 ]; do
 		s/ ns32000 / __ns32000__ /g
 		s/ pdp11 / __pdp11__ /g
 		s/ pyr / __pyr__ /g
+		s/ sel / __sel__ /g
 		s/ sony_news / __sony_news__ /g
 		s/ sparc / __sparc__ /g
 		s/ sun\([a-z0-9]*\) / __sun\1__ /g
+		s/ tahoe / __tahoe__ /g
 		s/ tower\([_0-9]*\) / __tower\1__ /g
 		s/ u370 / __u370__ /g
 		s/ u3b\([0-9]*\) / __u3b\1__ /g
 		s/ unix / __unix__ /g
 		s/ vax / __vax__ /g
 		s/ _*MIPSE\([LB]\) / __MIPSE\1__ /g
-		s/ _*R\([34]\)000 / __R\1000__ /g
+		s/ _*\([Rr][34]\)000 / __\1000__ /g
 		s/ _*SYSTYPE_\([A-Z0-9]*\) / __SYSTYPE_\1__ /g
 
 		s/ \([a-zA-Z0-9_][a-zA-Z0-9_]*\) /\1/g
@@ -369,6 +372,10 @@ for file in sys/types.h stdlib.h sys/stdtypes.h stddef.h memory.h unistd.h; do
       -e '/typedef[ 	][ 	]*[a-z_][ 	a-z_]*[ 	]wchar_t/i\
 #ifndef __WCHAR_TYPE__\
 #define __WCHAR_TYPE__ int\
+#endif\
+#ifndef __cplusplus
+' \
+      -e '/typedef[ 	][ 	]*[a-z_][ 	a-z_]*[ 	]wchar_t/a\
 #endif
 ' \
       -e 's/typedef[ 	][ 	]*[a-z_][ 	a-z_]*[ 	]wchar_t/typedef __WCHAR_TYPE__ wchar_t/' \
@@ -698,6 +705,31 @@ if [ -r ${LIB}/$file ]; then
   fi
 fi
 
+# Check for (...) in C++ code in HP/UX sys/file.h.
+file=sys/file.h
+if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+  cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+  chmod +w ${LIB}/$file 2>/dev/null
+  chmod a+r ${LIB}/$file 2>/dev/null
+fi
+
+if [ -r ${LIB}/$file ]; then
+  if egrep HPUX_SOURCE ${LIB}/$file > /dev/null; then
+    echo Fixing $file, use of '(...)'
+    sed -e 's/(\.\.\.)/(struct file * ...)/' ${LIB}/$file > ${LIB}/${file}.sed
+    rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+    if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+      rm ${LIB}/$file
+    else
+      # Find any include directives that use "file".
+      for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+	dir=`echo $file | sed -e s'|/[^/]*$||'`
+	required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+      done
+    fi
+  fi
+fi
+
 # Check for superfluous `static' (in Ultrix 4.2)
 # On Ultrix 4.3, includes of other files (r3_cpu.h,r4_cpu.h) is broken.
 file=machine/cpu.h
@@ -876,10 +908,10 @@ if [ -r ${LIB}/$file ]; then
   echo Fixing $file
   sed -e 's/int	abort/void	abort/g' \
   -e 's/int	free/void	free/g' \
-  -e 's/char \*	calloc/void \*	calloc/g' \
-  -e 's/char \*	malloc/void \*	malloc/g' \
-  -e 's/char \*	realloc/void \*	realloc/g' \
-  -e 's/int	exit/void	exit/g' \
+  -e 's/char[ 	]*\*[ 	]*calloc/void \*	calloc/g' \
+  -e 's/char[ 	]*\*[ 	]*malloc/void \*	malloc/g' \
+  -e 's/char[ 	]*\*[ 	]*realloc/void \*	realloc/g' \
+  -e 's/int[ 	][ 	]*exit/void	exit/g' \
   -e '/typedef[ 	a-zA-Z_]*[ 	]size_t[ 	]*;/i\
 #ifndef _GCC_SIZE_T\
 #define _GCC_SIZE_T
@@ -901,6 +933,7 @@ if [ -r ${LIB}/$file ]; then
 fi
 
 # Fix return type of free and {c,m,re}alloc in <malloc.h> on SunOS 4.1.
+# Also fix return type of {m,re}alloc in <malloc.h> on sysV68
 file=malloc.h
 if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
   cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
@@ -912,6 +945,8 @@ if [ -r ${LIB}/$file ]; then
   echo Fixing $file
   sed -e 's/typedef[ 	]char \*	malloc_t/typedef void \*	malloc_t/g' \
   -e 's/int[ 	][ 	]*free/void	free/g' \
+  -e 's/char\([ 	]*\*[ 	]*malloc\)/void\1/g' \
+  -e 's/char\([ 	]*\*[ 	]*realloc\)/void\1/g' \
   ${LIB}/$file > ${LIB}/${file}.sed
   rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
   if cmp $file ${LIB}/$file >/dev/null 2>&1; then
@@ -1066,6 +1101,18 @@ if [ -r ${LIB}/$file ]; then
   fi
 fi
 
+# There is a similar problem with the VxWorks drv/netif/if_med.h file.
+file=drv/netif/if_med.h
+if [ -r ${LIB}/$file ]; then
+  if egrep 'Wind River' ${LIB}/$file > /dev/null; then
+    echo Fixing $file, overeager sed script
+    rm ${LIB}/$file
+    sed -e 's|//.*$||g' $file > ${LIB}/$file
+    chmod +w ${LIB}/$file 2>/dev/null
+    chmod a+r ${LIB}/$file 2>/dev/null
+  fi
+fi
+
 # Some IRIX header files contains the string "//"
 for file in elf_abi.h elf.h; do
   if [ -r ${LIB}/$file ]; then
@@ -1155,8 +1202,9 @@ fi
 # declaration on Sun OS 4.x.  We must only fix this on Sun OS 4.x, because
 # many other systems have similar text but correct versions of the file.
 # To ensure only Sun's is fixed, we grep for a likely unique string.
+# Fix also on sysV68 R3V7.1 (head/memory.h\t50.1\t )
 file=memory.h
-if [ -r $file ] && egrep '/\*	@\(#\)memory\.h 1\.[2-4] 8./../.. SMI; from S5R2 1\.2	\*/' $file > /dev/null; then
+if [ -r $file ] && egrep '/\*	@\(#\)(head/memory.h	50.1	 |memory\.h 1\.[2-4] 8./../.. SMI; from S5R2 1\.2	)\*/' $file > /dev/null; then
   if [ ! -r ${LIB}/$file ]; then
     cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
     chmod +w ${LIB}/$file 2>/dev/null
@@ -1188,6 +1236,31 @@ EOF
   fi
 fi
 
+# Fix return type of fread and fwrite on sysV68
+file=stdio.h
+if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+  cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+  chmod +w ${LIB}/$file 2>/dev/null
+  chmod a+r ${LIB}/$file 2>/dev/null
+fi
+
+if [ -r ${LIB}/$file ]; then
+  echo Fixing $file, fread and fwrite return type
+  sed -e 's/^\(extern int	fclose(), fflush()\), \(fread(), fwrite()\)\(.*\)$/extern unsigned int	\2;\
+\1\3/' \
+    ${LIB}/$file > ${LIB}/${file}.sed
+  rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+  if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+    rm -f ${LIB}/$file
+  else
+    # Find any include directives that use "file".
+    for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+      dir=`echo $file | sed -e s'|/[^/]*$||'`
+      required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+    done
+  fi
+fi
+
 # parameters not const on DECstation Ultrix V4.0 and OSF/1.
 file=stdio.h
 if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
@@ -1253,7 +1326,7 @@ if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
 fi
 
 if [ -r ${LIB}/$file ]; then
-  if grep 'class[(]' ${LIB}/$file >/dev/null; then
+  if grep '[^a-zA-Z_]class[(]' ${LIB}/$file >/dev/null; then
     echo Fixing $file
     sed -e '/class[(]/i\
 #ifndef __cplusplus
@@ -1410,7 +1483,9 @@ if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
 fi
 if [ -r ${LIB}/$file ]; then
   echo Fixing $file
-  sed -e '/^extern.*double.*__const__.*cos(/s/__const__//' \
+  sed -e '/^extern.*double.*__const__.*sqrt(/s/__const__//' \
+      -e '/^extern.*double.*__const__.*fabs(/s/__const__//' \
+      -e '/^extern.*double.*__const__.*cos(/s/__const__//' \
       -e '/^extern.*double.*__const__.*sin(/s/__const__//' ${LIB}/$file > ${LIB}/${file}.sed
   rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
   if cmp $file ${LIB}/$file >/dev/null 2>&1; then
@@ -1474,6 +1549,33 @@ if [ -r ${LIB}/$file ]; then
   fi
 fi
 
+# sys/wait.h on AIX 3.2.5 puts the declaration of wait3 before the definition
+# of struct rusage, so the prototype (added by fixproto) causes havoc.
+file=sys/wait.h
+if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+  cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+  chmod +w ${LIB}/$file 2>/dev/null
+fi
+
+if [ -r ${LIB}/$file ] \
+  && grep 'bos325,' ${LIB}/$file >/dev/null; then
+  echo Fixing $file, wait3 declaration
+  sed -e '/^extern pid_t wait3();$/i\
+struct rusage;
+'\
+    ${LIB}/$file > ${LIB}/${file}.sed
+  rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+  if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+    rm -f ${LIB}/$file
+  else
+    # Find any include directives that use "file".
+    for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+      dir=`echo $file | sed -e s'|/[^/]*$||'`
+      required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+    done
+  fi
+fi
+
 # NeXT 2.0 defines 'int wait(union wait*)', which conflicts with Posix.1.
 # Note that version 3 of the NeXT system has wait.h in a different directory,
 # so that this code won't do anything.  But wait.h in version 3 has a
@@ -1525,6 +1627,7 @@ if [ -r ${LIB}/$file ]; then
   # Don't claim to have defined va_list.
   sed -e 's@ va_list @ __gnuc_va_list @' \
       -e 's@ va_list)@ __gnuc_va_list)@' \
+      -e 's@ _BSD_VA_LIST_));@ __gnuc_va_list));@' \
       -e 's@ _VA_LIST_));@ __gnuc_va_list));@' \
       -e 's@ va_list@ __va_list__@' \
       -e 's@\*va_list@*__va_list__@' \
@@ -1567,7 +1670,7 @@ fi
 if [ -r ${LIB}/$file ]; then
   echo Fixing $file, non-const arg
   sed -e 's@atof(\([ 	]*char[ 	]*\*[^)]*\))@atof(const \1)@' \
-      -e 's@inline int abs(int [a-z][a-z]*) {.*}@@' \
+      -e 's@inline int abs(int [a-z][a-z]*) {.*}@extern "C" int abs(int);@' \
       -e 's@inline double abs(double [a-z][a-z]*) {.*}@@' \
       -e 's@inline int sqr(int [a-z][a-z]*) {.*}@@' \
       -e 's@inline double sqr(double [a-z][a-z]*) {.*}@@' \
@@ -1584,6 +1687,35 @@ if [ -r ${LIB}/$file ]; then
   fi
 fi
 
+# fix bogus recursive stdlib.h in NEWS-OS 4.0C
+file=stdlib.h
+if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+  cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+  chmod +w ${LIB}/$file 2>/dev/null
+  chmod a+r ${LIB}/$file 2>/dev/null
+fi
+
+if [ -r ${LIB}/$file ]; then
+  echo Fixing $file, recursive inclusion
+  sed -e '/^#include <stdlib.h>/i\
+#if 0
+' \
+      -e '/^#include <stdlib.h>/a\
+#endif
+' \
+    ${LIB}/$file > ${LIB}/${file}.sed
+  rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+  if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+    rm -f ${LIB}/$file
+  else
+    # Find any include directives that use "file".
+    for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+      dir=`echo $file | sed -e s'|/[^/]*$||'`
+      required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+    done
+  fi
+fi
+
 # Avoid nested comments on Ultrix 4.3.
 file=rpc/svc.h
 if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
@@ -1654,6 +1786,40 @@ if [ -r ${LIB}/$file ]; then
   fi
 fi
 
+# rpc/types.h on OSF1/2.0 is not C++ ready, even though NO_IMPLICIT_EXTERN_C
+# is defined for the alpha.  The problem is the declaration of malloc.
+file=rpc/types.h
+if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+  mkdir ${LIB}/rpc 2>/dev/null
+  cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+  chmod +w ${LIB}/$file 2>/dev/null
+  chmod a+r ${LIB}/$file 2>/dev/null
+fi
+if [ -r ${LIB}/$file ]; then
+  if egrep '"C"' ${LIB}/$file >/dev/null 2>&1; then
+    true
+  else
+    echo Fixing $file
+    echo '#ifdef __cplusplus
+extern "C" {
+#endif' > ${LIB}/${file}.sed
+    cat ${LIB}/${file} >> ${LIB}/${file}.sed
+    echo '#ifdef __cplusplus
+}
+#endif' >> ${LIB}/${file}.sed 
+    rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+    if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+      rm -f ${LIB}/$file
+    else
+      # Find any include directives that use "file".
+      for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+        dir=`echo $file | sed -e s'|/[^/]*$||'`
+        required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+      done
+    fi
+  fi
+fi
+
 # In limits.h, put #ifndefs around things that are supposed to be defined
 # in float.h to avoid redefinition errors if float.h is included first.
 # On HP/UX this patch does not work, because on HP/UX limits.h uses
@@ -1798,6 +1964,8 @@ if [ -r ${LIB}/$file ]; then
   fi
 fi
 
+# Fix return value of mem{ccpy,chr,cpy,set} and str{len,spn,cspn}
+# in string.h on sysV68
 # Correct the return type for strlen in string.h on Lynx.
 # Correct the argument type for ffs in string.h on Alpha OSF/1 V2.0.
 # Add missing const for strdup on OSF/1 V3.0.
@@ -1809,10 +1977,40 @@ if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
 fi
 
 if [ -r ${LIB}/$file ]; then
-  echo Fixing $file
+  echo Fixing $file, mem{ccpy,chr,cpy,set} and str{len,spn,cspn} return value
   sed -e 's/extern[ 	]*int[ 	]*strlen();/extern unsigned int strlen();/' \
       -e 's/extern[ 	]*int[ 	]*ffs[ 	]*(long);/extern int ffs(int);/' \
       -e 's/strdup(char \*s1);/strdup(const char *s1);/' \
+      -e '/^extern char$/N' \
+      -e 's/^extern char\(\n	\*memccpy(),\)$/extern void\1/'\
+      -e '/^	strncmp(),$/N'\
+      -e 's/^\(	strncmp()\),\n\(	strlen(),\)$/\1;\
+extern unsigned int\
+\2/'\
+    ${LIB}/$file > ${LIB}/${file}.sed
+  rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+  if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+    rm -f ${LIB}/$file
+  else
+    # Find any include directives that use "file".
+    for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+      dir=`echo $file | sed -e s'|/[^/]*$||'`
+      required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+    done
+  fi
+fi
+
+# Correct the return type for strlen in strings.h in SunOS 4.
+file=strings.h
+if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+  cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+  chmod +w ${LIB}/$file 2>/dev/null
+  chmod a+r ${LIB}/$file 2>/dev/null
+fi
+
+if [ -r ${LIB}/$file ]; then
+  echo Fixing $file
+  sed -e 's/int[ 	]*strlen();/__SIZE_TYPE__ strlen();/' \
     ${LIB}/$file > ${LIB}/${file}.sed
   rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
   if cmp $file ${LIB}/$file >/dev/null 2>&1; then
@@ -1850,6 +2048,30 @@ if [ -r ${LIB}/$file ]; then
   fi
 fi
 
+# Fix `typedef struct term;' on hppa1.1-hp-hpux9.
+file=curses.h
+if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+  cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+  chmod +w ${LIB}/$file 2>/dev/null
+  chmod a+r ${LIB}/$file 2>/dev/null
+fi
+
+if [ -r ${LIB}/$file ]; then
+  echo Fixing $file
+  sed -e 's/^[ 	]*typedef[ 	][ 	]*\(struct[ 	][ 	]*term[ 	]*;[ 	]*\)$/\1/' \
+     ${LIB}/$file > ${LIB}/${file}.sed
+  rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+  if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+    rm -f ${LIB}/$file
+  else
+    # Find any include directives that use "file".
+    for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+      dir=`echo $file | sed -e s'|/[^/]*$||'`
+      required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+    done
+  fi
+fi
+
 # For C++, avoid any typedef or macro definition of bool, and use the
 # built in type instead.
 for files in curses.h; do
@@ -1862,13 +2084,17 @@ for files in curses.h; do
 
     echo Fixing $file
     sed -e '/^#[ 	]*define[ 	][ 	]*bool[ 	][ 	]*char[ 	]*$/i\
-#ifndef __cplusplus'\
+#ifndef __cplusplus
+'\
 	-e '/^#[ 	]*define[ 	][ 	]*bool[ 	][ 	]*char[ 	]*$/a\
-#endif'\
-	-e '/^typedef[ 	][ 	]*char[ 	][ 	]*bool;[ 	]*$/i\
-#ifndef __cplusplus'\
-	-e '/^typedef[ 	][ 	]*char[ 	][ 	]*bool;[ 	]*$/a\
-#endif'\
+#endif
+'\
+	-e '/^typedef[ 	][ 	]*char[ 	][ 	]*bool[ 	]*;/i\
+#ifndef __cplusplus
+'\
+	-e '/^typedef[ 	][ 	]*char[ 	][ 	]*bool[ 	]*;/a\
+#endif
+'\
 	${LIB}/$file > ${LIB}/${file}.sed
     rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
     if cmp $file ${LIB}/$file >/dev/null 2>&1; then
@@ -1933,6 +2159,33 @@ for file in stdio.h stdlib.h; do
   fi
 done
 
+# Fix __page_size* declarations in pthread.h AIX 4.1.[34].
+# The original ones fail if uninitialized externs are not common.
+# This is the default for all ANSI standard C++ compilers.
+for file in pthread.h; do
+  if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+    cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+    chmod +w ${LIB}/$file 2>/dev/null
+    chmod a+r ${LIB}/$file 2>/dev/null
+  fi
+
+  if [ -r ${LIB}/$file ]; then
+    echo Fixing $file, __page_size* declarations
+    sed -e 's/^int __page_size/extern int __page_size/' \
+      ${LIB}/$file > ${LIB}/${file}.sed
+    rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+    if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+      rm -f ${LIB}/$file
+    else
+      # Find any include directives that use "file".
+      for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+        dir=`echo $file | sed -e s'|/[^/]*$||'`
+        required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+      done
+    fi
+  fi
+done
+
 # Determine if we're on Interactive Unix 2.2 or later, in which case we
 # need to fix some additional files.  This is the same test for ISC that
 # Autoconf uses.
@@ -2047,40 +2300,41 @@ struct exception;
   fi
 fi
 
-# assert.h on HP/UX is not C++ ready, even though NO_IMPLICIT_EXTERN_C
-# is defined on HP/UX.
-file=assert.h
-if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
-  cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
-  chmod +w ${LIB}/$file 2>/dev/null
-  chmod a+r ${LIB}/$file 2>/dev/null
-fi
+# assert.h and sys/mman.h on HP/UX are not C++ ready, even though
+# NO_IMPLICIT_EXTERN_C is defined on HP/UX.
+for file in assert.h sys/mman.h; do
+  if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+    cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+    chmod +w ${LIB}/$file 2>/dev/null
+    chmod a+r ${LIB}/$file 2>/dev/null
+  fi
 
-if [ -r ${LIB}/$file ]; then
-  if egrep '"C"' ${LIB}/$file >/dev/null 2>&1 \
-     || egrep '__BEGIN_DECLS' ${LIB}/$file >/dev/null 2>&1; then
-    true
-  else
-    echo Fixing $file
-    echo '#ifdef __cplusplus
+  if [ -r ${LIB}/$file ]; then
+    if egrep '"C"' ${LIB}/$file >/dev/null 2>&1 \
+       || egrep '__BEGIN_DECLS' ${LIB}/$file >/dev/null 2>&1; then
+      true
+    else
+      echo Fixing $file
+      echo '#ifdef __cplusplus
 extern "C" {
 #endif' > ${LIB}/${file}.sed
-    cat ${LIB}/${file} >> ${LIB}/${file}.sed
-    echo '#ifdef __cplusplus
+      cat ${LIB}/${file} >> ${LIB}/${file}.sed
+      echo '#ifdef __cplusplus
 }
 #endif' >> ${LIB}/${file}.sed 
-    rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+      rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+    fi
     if cmp $file ${LIB}/$file >/dev/null 2>&1; then
       rm -f ${LIB}/$file
     else
       # Find any include directives that use "file".
       for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
-        dir=`echo $file | sed -e s'|/[^/]*$||'`
-        required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+	dir=`echo $file | sed -e s'|/[^/]*$||'`
+	required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
       done
     fi
   fi
-fi
+done
 
 # check for broken assert.h that needs stdio.h or stdlib.h
 file=assert.h
@@ -2105,7 +2359,9 @@ if [ -r ${LIB}/$file ]; then
       true
     else
       echo "Fixing $file (needs stdlib.h)"
-      echo '#include <stdlib.h>' >>${LIB}/$file
+      echo '#ifdef __cplusplus
+#include <stdlib.h>
+#endif' >>${LIB}/$file
     fi
   fi
   if cmp $file ${LIB}/$file >/dev/null 2>&1; then
@@ -2199,6 +2455,411 @@ if [ -r ${LIB}/$file ]; then
   fi
 fi
 
+# Fix definitions of macros used by va-i960.h in VxWorks header file.
+file=arch/i960/archI960.h
+if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+  cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+  chmod +w ${LIB}/$file 2>/dev/null
+  chmod a+r ${LIB}/$file 2>/dev/null
+fi
+
+if [ -r ${LIB}/$file ]; then
+  echo Fixing $file
+  sed -e 's/__vsiz/__vxvsiz/' -e 's/__vali/__vxvali/' \
+      -e s'/__vpad/__vxvpad/' -e 's/__alignof__/__vxalignof__/' \
+    ${LIB}/$file > ${LIB}/${file}.sed
+  rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+  if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+    rm -f ${LIB}/$file
+  else
+    # Find any include directives that use "file".
+    for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+      dir=`echo $file | sed -e s'|/[^/]*$||'`
+      required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+    done
+  fi
+fi
+
+# Make VxWorks header which is almost gcc ready fully gcc ready.
+file=types/vxTypesBase.h
+if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+  cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+  chmod +w ${LIB}/$file 2>/dev/null
+  chmod a+r ${LIB}/$file 2>/dev/null
+fi
+
+if [ -r ${LIB}/$file ]; then
+  echo Fixing $file
+  sed -e 's/#ifdef __GNUC_TYPEOF_FEATURE_BROKEN_USE_DEFAULT_UNTIL_FIXED__/#if 1/' \
+      -e '/[ 	]size_t/i\
+#ifndef _GCC_SIZE_T\
+#define _GCC_SIZE_T
+' \
+      -e '/[ 	]size_t/a\
+#endif
+' \
+      -e '/[ 	]ptrdiff_t/i\
+#ifndef _GCC_PTRDIFF_T\
+#define _GCC_PTRDIFF_T
+' \
+      -e '/[ 	]ptrdiff_t/a\
+#endif
+' \
+      -e '/[ 	]wchar_t/i\
+#ifndef _GCC_WCHAR_T\
+#define _GCC_WCHAR_T
+' \
+      -e '/[ 	]wchar_t/a\
+#endif
+' \
+    ${LIB}/$file > ${LIB}/${file}.sed
+  rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+  if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+    rm -f ${LIB}/$file
+  else
+    # Find any include directives that use "file".
+    for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+      dir=`echo $file | sed -e s'|/[^/]*$||'`
+      required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+    done
+  fi
+fi
+
+# Fix VxWorks <sys/stat.h> to not require including <vxWorks.h>.
+file=sys/stat.h
+if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+  mkdir ${LIB}/sys 2>/dev/null
+  cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+  chmod +w ${LIB}/$file 2>/dev/null
+  chmod a+r ${LIB}/$file 2>/dev/null
+fi
+
+if [ -r ${LIB}/$file ]; then
+  if egrep '#include' ${LIB}/$file >/dev/null 2>&1; then
+    :
+  else
+    if egrep 'ULONG' ${LIB}/$file >/dev/null 2>&1 \
+       && [ -r types/vxTypesOld.h ]; then
+      echo Fixing $file
+      sed -e '/#define[ 	][ 	]*__INCstath/a\
+#include <types/vxTypesOld.h>
+' \
+    ${LIB}/$file > ${LIB}/${file}.sed
+      rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+    fi
+  fi
+  if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+    rm -f ${LIB}/$file
+  else
+    # Find any include directives that use "file".
+    for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+      dir=`echo $file | sed -e s'|/[^/]*$||'`
+      required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+    done
+  fi
+fi
+
+# Fix VxWorks <time.h> to not require including <vxTypes.h>.
+file=time.h
+if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+  mkdir ${LIB}/sys 2>/dev/null
+  cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+  chmod +w ${LIB}/$file 2>/dev/null
+  chmod a+r ${LIB}/$file 2>/dev/null
+fi
+
+if [ -r ${LIB}/$file ]; then
+  if egrep 'uint_t[ 	][ 	]*_clocks_per_sec' ${LIB}/$file >/dev/null 2>&1; then
+    echo Fixing $file
+    sed -e 's/uint_t/unsigned int/' ${LIB}/$file > ${LIB}/${file}.sed
+    rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+  fi
+  if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+    rm -f ${LIB}/$file
+  else
+    # Find any include directives that use "file".
+    for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+      dir=`echo $file | sed -e s'|/[^/]*$||'`
+      required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+    done
+  fi
+fi
+    
+# Fix hpux10.20 <sys/time.h> to avoid invalid forward decl
+file=sys/time.h
+if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+  mkdir ${LIB}/sys 2>/dev/null
+  cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+  chmod +w ${LIB}/$file 2>/dev/null
+  chmod a+r ${LIB}/$file 2>/dev/null
+fi
+
+if [ -r ${LIB}/$file ]; then
+  if egrep '^extern struct sigevent;' ${LIB}/$file >/dev/null 2>&1; then
+    echo Fixing $file
+    sed -e 's/^extern struct sigevent;/struct sigevent;/' ${LIB}/$file > ${LIB}/${file}.sed
+    rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+  fi
+  if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+    rm -f ${LIB}/$file
+  else
+    # Find any include directives that use "file".
+    for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+      dir=`echo $file | sed -e s'|/[^/]*$||'`
+      required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+    done
+  fi
+fi
+    
+# Another bad dependency in VxWorks 5.2 <time.h>.
+file=time.h
+if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+  mkdir ${LIB}/sys 2>/dev/null
+  cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+  chmod +w ${LIB}/$file 2>/dev/null
+  chmod a+r ${LIB}/$file 2>/dev/null
+fi
+
+if [ -r ${LIB}/$file ]; then
+  if egrep VOIDFUNCPTR ${LIB}/$file >/dev/null 2>&1; then
+    if [ -r vxWorks.h ]; then
+      echo Fixing $file
+      sed -e '/VOIDFUNCPTR/i\
+#ifndef __gcc_VOIDFUNCPTR_defined\
+#ifdef __cplusplus\
+typedef void (*__gcc_VOIDFUNCPTR) (...);\
+#else\
+typedef void (*__gcc_VOIDFUNCPTR) ();\
+#endif\
+#define __gcc_VOIDFUNCPTR_defined\
+#endif
+' \
+	  -e 's/VOIDFUNCPTR/__gcc_VOIDFUNCPTR/g' \
+	${LIB}/$file > ${LIB}/${file}.sed
+      rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+    fi
+  fi
+  if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+    rm -f ${LIB}/$file
+  else
+    # Find any include directives that use "file".
+    for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+      dir=`echo $file | sed -e s'|/[^/]*$||'`
+      required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+    done
+  fi
+fi
+    
+# This file in A/UX 3.0.x/3.1.x contains an __asm directive for c89; gcc
+# doesn't understand it.
+file=sys/param.h
+if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+  cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+  chmod +w ${LIB}/$file 2>/dev/null
+  chmod a+r ${LIB}/$file 2>/dev/null
+fi
+
+if [ -r ${LIB}/$file ]; then
+  echo "Fixing __asm directive in sys/param.h"
+  sed -e 's|#ifndef NOINLINE|#if !defined(NOINLINE) \&\& !defined(__GNUC__)|' \
+    ${LIB}/$file > ${LIB}/${file}.sed
+  rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+  if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+    rm -f ${LIB}/$file
+  else
+    # Find any include directives that use "file".
+    for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+      dir=`echo $file | sed -e s'|/[^/]*$||'`
+      required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+    done
+  fi
+fi
+
+# signal.h on SunOS defines signal using (), which causes trouble when
+# compiling with g++ -pedantic.
+for file in signal.h sys/signal.h; do
+  if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+    cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+    chmod +w ${LIB}/$file 2>/dev/null
+    chmod a+r ${LIB}/$file 2>/dev/null
+  fi
+
+  if [ -r ${LIB}/$file ]; then
+    echo "Checking for bad C++ prototype in $file"
+    sed -e '/^void	(\*signal())();$/i\
+  #ifdef __cplusplus\
+  void	(*signal(...))(...);\
+  #else
+  ' \
+	-e '/^void	(\*signal())();$/a\
+  #endif
+  ' \
+      ${LIB}/$file > ${LIB}/${file}.sed
+    rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+    if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+      rm -f ${LIB}/$file
+    else
+      # Find any include directives that use "file".
+      for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+	dir=`echo $file | sed -e s'|/[^/]*$||'`
+	required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+      done
+    fi
+  fi
+done
+
+# sys/signal.h on some versions of AIX uses volatile in the typedef of
+# sig_atomic_t, which causes gcc to generate a warning about duplicate
+# volatile when a sig_atomic_t variable is declared volatile, as
+# required by ANSI C.
+file=sys/signal.h
+if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+  cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+  chmod +w ${LIB}/$file 2>/dev/null
+  chmod a+r ${LIB}/$file 2>/dev/null
+fi
+
+if [ -r ${LIB}/$file ]; then
+  echo "Checking for duplicate volatile in sys/signal.h"
+  sed -e 's/typedef volatile int sig_atomic_t/typedef int sig_atomic_t/' \
+    ${LIB}/$file > ${LIB}/${file}.sed
+  rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+  if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+    rm -f ${LIB}/$file
+  else
+    # Find any include directives that use "file".
+    for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+      dir=`echo $file | sed -e s'|/[^/]*$||'`
+      required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+    done
+  fi
+fi
+
+# Some math.h files define struct exception, which conflicts with
+# the class exception defined in the C++ file std/stdexcept.h.  We
+# redefine it to __math_exception.  This is not a great fix, but I
+# haven't been able to think of anything better.
+file=math.h
+if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+  cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+  chmod +w ${LIB}/$file 2>/dev/null
+  chmod a+r ${LIB}/$file 2>/dev/null
+fi
+
+if [ -r ${LIB}/$file ]; then
+  echo Fixing $file, exception
+  sed -e '/struct exception/i\
+#ifdef __cplusplus\
+#define exception __math_exception\
+#endif'\
+      -e '/struct exception/a\
+#ifdef __cplusplus\
+#undef exception\
+#endif' ${LIB}/$file > ${LIB}/${file}.sed
+  rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+  if egrep 'matherr()' ${LIB}/$file >/dev/null 2>&1; then
+    sed -e '/matherr/i\
+#ifdef __cplusplus\
+#define exception __math_exception\
+#endif'\
+        -e '/matherr/a\
+#ifdef __cplusplus\
+#undef exception\
+#endif' ${LIB}/$file > ${LIB}/${file}.sed
+    rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+  fi
+  if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+    rm -f ${LIB}/$file
+  else
+    # Find any include directives that use "file".
+    for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+      dir=`echo $file | sed -e s'|/[^/]*$||'`
+      required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+    done
+  fi
+fi
+
+# rpc/xdr.h on SunOS needs prototypes for its XDR->xdr_ops function pointers.
+file=rpc/xdr.h
+if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+  cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+  chmod +w ${LIB}/$file 2>/dev/null
+  chmod a+r ${LIB}/$file 2>/dev/null
+fi
+
+if [ -r ${LIB}/$file ]; then
+  echo "Checking for needed C++ prototype in $file"
+  sed -e 's/^\(.*\)\*\(x_.*\)();\(.*\)/\
+#ifdef __cplusplus\
+\1*\2(...);\3\
+#else\
+\1*\2();\3\
+#endif/g' \
+     $LIB/$file > ${LIB}/${file}.sed
+
+  rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+  if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+    rm -f ${LIB}/$file
+  else
+    # Find any include directives that use "file".
+    for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+	dir=`echo $file | sed -e s'|/[^/]*$||'`
+	required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+    done
+  fi
+fi
+
+# sys/lc_core.h on some versions of OSF1/4.x pollutes the namespace by
+# defining regex.h related types.  This causes libg++ build and usage failures.
+# Fixing this correctly requires checking and modifying 3 files.
+for file in reg_types.h regex.h sys/lc_core.h; do
+  if [ -r $file ] && [ ! -r ${LIB}/$file ]; then
+    cp $file ${LIB}/$file >/dev/null 2>&1 || echo "Can't copy $file"
+    chmod +w ${LIB}/$file 2>/dev/null
+    chmod a+r ${LIB}/$file 2>/dev/null
+  fi
+done
+if [ -r ${LIB}/reg_types.h ]; then
+  if egrep '} regex_t;' ${LIB}/reg_types.h >/dev/null 2>&1; then
+    if [ -r ${LIB}/sys/lc_core.h ]; then
+      if egrep ' regex_t ' ${LIB}/sys/lc_core.h >/dev/null 2>&1; then
+        if [ -r ${LIB}/regex.h ]; then
+	  if egrep '__regex_t' ${LIB}/regex.h >/dev/null 2>&1; then
+	    true;
+	  else
+	    echo Fixing reg_types.h, regex.h, sys/lc_core.h
+	    for file in reg_types.h sys/lc_core.h; do
+	      sed -e 's/regex_t/__regex_t/g' \
+	        -e 's/regoff_t/__regoff_t/g' \
+		-e 's/regmatch_t/__regmatch_t/g' \
+		${LIB}/$file > ${LIB}/${file}.sed
+	      rm -f ${LIB}/$file; mv ${LIB}/${file}.sed ${LIB}/$file
+	    done
+	    sed -e '/#include <reg_types.h>/a\
+typedef __regex_t	regex_t;\
+typedef __regoff_t	regoff_t;\
+typedef __regmatch_t	regmatch_t;\
+' \
+	      ${LIB}/regex.h > ${LIB}/regex.h.sed
+	    rm -f ${LIB}/regex.h; mv ${LIB}/regex.h.sed ${LIB}/regex.h
+	  fi
+	fi
+      fi
+    fi
+  fi
+fi
+for file in reg_types.h regex.h sys/lc_core.h; do
+  if cmp $file ${LIB}/$file >/dev/null 2>&1; then
+    rm -f ${LIB}/$file
+  else
+    # Find any include directives that use "file".
+    for include in `egrep '^[       ]*#[    ]*include[      ]*"[^/]' ${LIB}/$file | sed -e 's/^[    ]*#[    ]*include[      ]*"\([^"]*\)".*$/\1/'`; do
+      dir=`echo $file | sed -e s'|/[^/]*$||'`
+      required="$required ${INPUT} $dir/$include ${LIB}/$dir/$include"
+    done
+  fi
+done
+
 # This loop does not appear to do anything, because it uses file
 # rather than $file when setting target.  It also appears to be
 # unnecessary, since the main loop processes symbolic links.