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-rwxr-xr-xBuild/source/build-aux/ylwrap33
1 files changed, 21 insertions, 12 deletions
diff --git a/Build/source/build-aux/ylwrap b/Build/source/build-aux/ylwrap
index 7befa46de6f..b5c673d5f5a 100755
--- a/Build/source/build-aux/ylwrap
+++ b/Build/source/build-aux/ylwrap
@@ -1,7 +1,7 @@
#! /bin/sh
# ylwrap - wrapper for lex/yacc invocations.
-scriptversion=2012-07-14.08; # UTC
+scriptversion=2012-12-21.17; # UTC
# Copyright (C) 1996-2012 Free Software Foundation, Inc.
#
@@ -42,10 +42,11 @@ get_dirname ()
# The CPP macro used to guard inclusion of FILE.
guard()
{
- printf '%s\n' "$from" \
- | sed \
- -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'\
- -e 's/[^ABCDEFGHIJKLMNOPQRSTUVWXYZ]/_/g'
+ printf '%s\n' "$1" \
+ | sed \
+ -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/' \
+ -e 's/[^ABCDEFGHIJKLMNOPQRSTUVWXYZ]/_/g' \
+ -e 's/__*/_/g'
}
# quote_for_sed [STRING]
@@ -121,10 +122,16 @@ fi
# The parser itself, the first file, is the destination of the .y.c
# rule in the Makefile.
parser=$1
+
# A sed program to s/FROM/TO/g for all the FROM/TO so that, for
# instance, we rename #include "y.tab.h" into #include "parse.h"
# during the conversion from y.tab.c to parse.c.
-rename_sed=
+sed_fix_filenames=
+
+# Also rename header guards, as Bison 2.7 for instance uses its header
+# guard in its implementation file.
+sed_fix_header_guards=
+
while test "$#" -ne 0; do
if test "$1" = "--"; then
shift
@@ -141,7 +148,8 @@ while test "$#" -ne 0; do
shift
to=$1
shift
- rename_sed="${rename_sed}s|"`quote_for_sed "$from"`"|$to|g;"
+ sed_fix_filenames="${sed_fix_filenames}s|"`quote_for_sed "$from"`"|$to|g;"
+ sed_fix_header_guards="${sed_fix_header_guards}s|"`guard "$from"`"|"`guard "$to"`"|g;"
done
# The program to run.
@@ -174,7 +182,7 @@ ret=$?
if test $ret -eq 0; then
for from in *
do
- to=`printf '%s\n' "$from" | sed "$rename_sed"`
+ to=`printf '%s\n' "$from" | sed "$sed_fix_filenames"`
if test -f "$from"; then
# If $2 is an absolute path name, then just use that,
# otherwise prepend '../'.
@@ -197,10 +205,11 @@ if test $ret -eq 0; then
# debug information point at an absolute srcdir. Use the real
# output file name, not yy.lex.c for instance. Adjust the
# include guards too.
- FROM=`guard "$from"`
- TARGET=`guard "$to"`
- sed -e "/^#/!b" -e "s|$input_rx|$input_sub_rx|" -e "$rename_sed" \
- -e "s|$FROM|$TARGET|" "$from" >"$target" || ret=$?
+ sed -e "/^#/!b" \
+ -e "s|$input_rx|$input_sub_rx|" \
+ -e "$sed_fix_filenames" \
+ -e "$sed_fix_header_guards" \
+ "$from" >"$target" || ret=$?
# Check whether files must be updated.
if test "$from" != "$parser"; then