diff options
Diffstat (limited to 'ylwrap')
| -rwxr-xr-x | ylwrap | 34 |
1 files changed, 19 insertions, 15 deletions
@@ -1,10 +1,10 @@ #! /bin/sh # ylwrap - wrapper for lex/yacc invocations. -scriptversion=2009-04-28.21; # UTC +scriptversion=2011-08-25.18; # UTC # Copyright (C) 1996, 1997, 1998, 1999, 2001, 2002, 2003, 2004, 2005, -# 2007, 2009 Free Software Foundation, Inc. +# 2007, 2009, 2010, 2011 Free Software Foundation, Inc. # # Written by Tom Tromey <tromey@cygnus.com>. # @@ -99,7 +99,11 @@ esac # FIXME: add hostname here for parallel makes that run commands on # other machines. But that might take us over the 14-char limit. dirname=ylwrap$$ -trap "cd '`pwd`'; rm -rf $dirname > /dev/null 2>&1" 1 2 3 15 +do_exit="cd '`pwd`' && rm -rf $dirname > /dev/null 2>&1;"' (exit $ret); exit $ret' +trap "ret=129; $do_exit" 1 +trap "ret=130; $do_exit" 2 +trap "ret=141; $do_exit" 13 +trap "ret=143; $do_exit" 15 mkdir $dirname || exit 1 cd $dirname @@ -133,19 +137,19 @@ if test $ret -eq 0; then # Handle y_tab.c and y_tab.h output by DOS if test $y_tab_nodot = "yes"; then if test $from = "y.tab.c"; then - from="y_tab.c" + from="y_tab.c" else - if test $from = "y.tab.h"; then - from="y_tab.h" - fi + if test $from = "y.tab.h"; then + from="y_tab.h" + fi fi fi if test -f "$from"; then # If $2 is an absolute path name, then just use that, # otherwise prepend `../'. case "$2" in - [\\/]* | ?:[\\/]*) target="$2";; - *) target="../$2";; + [\\/]* | ?:[\\/]*) target="$2";; + *) target="../$2";; esac # We do not want to overwrite a header file if it hasn't @@ -155,8 +159,8 @@ if test $ret -eq 0; then # Makefile. Divert the output of all other files to a temporary # file so we can compare them to existing versions. if test $first = no; then - realtarget="$target" - target="tmp-`echo $target | sed s/.*[\\/]//g`" + realtarget="$target" + target="tmp-`echo $target | sed s/.*[\\/]//g`" fi # Edit out `#line' or `#' directives. # @@ -180,10 +184,10 @@ if test $ret -eq 0; then # Check whether header files must be updated. if test $first = no; then - if test -f "$realtarget" && cmp -s "$realtarget" "$target"; then - echo "$2" is unchanged - rm -f "$target" - else + if test -f "$realtarget" && cmp -s "$realtarget" "$target"; then + echo "$2" is unchanged + rm -f "$target" + else echo updating "$2" mv -f "$target" "$realtarget" fi |