Do not trash single-line C-style comments

From-SVN: r28735

gcc/ChangeLog

+Tue Aug 17 01:40:54 1999  Loren Rittle  <ljrittle@acm.org>
+
+	* fixinc/inclhack.def (no_double_slash): Do not trash single-line
+	C-style comments.  Do not lose the character before double slash.
+
 Mon Aug 16 18:08:22 EDT 1999  Andrew MacLeod  <amacleod@cygnus.com>
 
 	* basic-block.h (struct edge_list): Stucture to maintain a vector

gcc/fixinc/fixincl.sh

@@ -6,7 +6,7 @@
 # files which are fixed to work correctly with ANSI C and placed in a
 # directory that GNU C will search.
 #
-# This script contains 105 fixup scripts.
+# This script contains 106 fixup scripts.
 #
 # See README-fixinc for more information.
 #

gcc/fixinc/fixincl.x

@@ -709,7 +709,8 @@ tTestDesc aNo_Double_SlashTests[] = {
  */
 const char* apzNo_Double_SlashPatch[] = { "sed",
     "-e", "s,^//.*$,,",
-    "-e", "s,[^:]//[^\"].*$,,",
+    "-e", "s,\\(/\\*.*\\)//\\(.*\\*/\\),\\1/ /\\2,g",
+    "-e", "s,\\([^:]\\)//[^\"].*$,\\1,",
     (char*)NULL };
 
 /* * * * * * * * * * * * * * * * * * * * * * * * * *

gcc/fixinc/inclhack.def

@@ -432,12 +432,14 @@ fix = {
     /*
      *  Test that the file-to-fix does not from a C++ directory
      *  Also, only accept double slashes that are not part of URL's
+     *  and do not appear to be within a single-line C-style comment
      *  and are not the end of a quoted string.
      */
     test   = ' -z "`echo ${file} | egrep \'(CC|cxx|\+\+)/\'`"';
     select = '(^|[^:])//[^"*]';
     sed    = 's,^//.*$,,';
-    sed    = 's,[^:]//[^"].*$,,';
+    sed    = 's,\(/\*.*\)//\(.*\*/\),\1/ /\2,g';
+    sed    = 's,\([^:]\)//[^"].*$,\1,';
 };
 
 

gcc/fixinc/inclhack.sh

@@ -844,7 +844,8 @@ _EOF_
     else infile=${DESTFILE} ; fi 
 
     sed -e 's,^//.*$,,' \
-        -e 's,[^:]//[^"].*$,,' \
+        -e 's,\(/\*.*\)//\(.*\*/\),\1/ /\2,g' \
+        -e 's,\([^:]\)//[^"].*$,\1,' \
           < $infile > ${DESTDIR}/fixinc.tmp
     rm -f ${DESTFILE}
     mv -f ${DESTDIR}/fixinc.tmp ${DESTFILE}