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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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# As a special exception to the GNU General Public License, if you
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# distribute this file as part of a program that contains a
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# configuration script generated by Autoconf, you may include it under
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# the same distribution terms that you use for the rest of that program.
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# ylwrap INPUT [OUTPUT DESIRED]... -- PROGRAM [ARGS]...
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# * INPUT is the input file
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# * OUTPUT is file PROG generates
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# * DESIRED is file we actually want
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# * PROGRAM is program to run
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# * ARGS are passed to PROG
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# Any number of OUTPUT,DESIRED pairs may be used.
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# This file is maintained in Automake, please report
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# bugs to <bug-automake@gnu.org> or send patches to
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# <automake-patches@gnu.org>.
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echo "$0: No files given. Try \`$0 --help' for more information." 1>&2
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Usage: ylwrap [--help|--version] INPUT [OUTPUT DESIRED]... -- PROGRAM [ARGS]...
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Wrapper for lex/yacc invocations, renaming files as desired.
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INPUT is the input file
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OUTPUT is one file PROG generates
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DESIRED is the file we actually want instead of OUTPUT
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PROGRAM is program to run
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ARGS are passed to PROG
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Any number of OUTPUT,DESIRED pairs may be used.
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Report bugs to <bug-automake@gnu.org>.
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echo "ylwrap $scriptversion"
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# Absolute path; do nothing.
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# Relative path. Make it absolute.
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input="`pwd`/$input"
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# The directory holding the input.
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input_dir=`echo "$input" | sed -e 's,\([\\/]\)[^\\/]*$,\1,'`
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# Quote $INPUT_DIR so we can use it in a regexp.
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# FIXME: really we should care about more than `.' and `\'.
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input_rx=`echo "$input_dir" | sed -e 's,\\\\,\\\\\\\\,g' -e 's,\\.,\\\\.,g'`
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while test "$#" -ne 0; do
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if test "$1" = "--"; then
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pairlist="$pairlist $1"
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if test "$1" = "--"; then
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pairlist="$pairlist $1"
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# The program to run.
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$prog ${1+"$@"} "$input"
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if test $status -eq 0; then
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# Since DOS filename conventions don't allow two dots,
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# the DOS version of Bison writes out y_tab.c instead of y.tab.c
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# and y_tab.h instead of y.tab.h. Test to see if this is the case.
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if test -f y_tab.c || test -f y_tab.h; then
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while test "$#" -ne 0; do
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# Handle y_tab.c and y_tab.h output by DOS
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if test $y_tab_nodot = "yes"; then
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if test $from = "y.tab.c"; then
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if test $from = "y.tab.h"; then
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if test -f "$from"; then
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# If $2 is an absolute path name, then just use that,
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# otherwise prepend `../'.
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[\\/]* | ?:[\\/]*) target="$2";;
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# Edit out `#line' or `#' directives. We don't want the
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# resulting debug information to point at an absolute srcdir;
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# it is better for it to just mention the .y file with no
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sed -e "/^#/ s,$input_rx,," "$from" > "$target" || status=$?
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*) $prog "$@" "$input" ;;
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if test $ret -eq 0; then
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# Since DOS filename conventions don't allow two dots,
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# the DOS version of Bison writes out y_tab.c instead of y.tab.c
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# and y_tab.h instead of y.tab.h. Test to see if this is the case.
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if test -f y_tab.c || test -f y_tab.h; then
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# The directory holding the input.
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input_dir=`echo "$input" | sed -e 's,\([\\/]\)[^\\/]*$,\1,'`
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# Quote $INPUT_DIR so we can use it in a regexp.
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# FIXME: really we should care about more than `.' and `\'.
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input_rx=`echo "$input_dir" | sed 's,\\\\,\\\\\\\\,g;s,\\.,\\\\.,g'`
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while test "$#" -ne 0; do
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# Handle y_tab.c and y_tab.h output by DOS
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if test $y_tab_nodot = "yes"; then
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if test $from = "y.tab.c"; then
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# A missing file is only an error for the first file. This
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# is a blatant hack to let us support using "yacc -d". If -d
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# is not specified, we don't want an error when the header
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if test $first = yes; then
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if test $from = "y.tab.h"; then
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if test -f "$from"; then
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# If $2 is an absolute path name, then just use that,
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# otherwise prepend `../'.
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[\\/]* | ?:[\\/]*) target="$2";;
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# We do not want to overwrite a header file if it hasn't
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# changed. This avoid useless recompilations. However the
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# parser itself (the first file) should always be updated,
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# because it is the destination of the .y.c rule in the
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# Makefile. Divert the output of all other files to a temporary
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# file so we can compare them to existing versions.
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if test $first = no; then
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target="tmp-`echo $target | sed s/.*[\\/]//g`"
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# Edit out `#line' or `#' directives.
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# We don't want the resulting debug information to point at
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# an absolute srcdir; it is better for it to just mention the
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# .y file with no path.
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# We want to use the real output file name, not yy.lex.c for
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# We want the include guards to be adjusted too.
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FROM=`echo "$from" | sed \
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-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'\
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-e 's/[^ABCDEFGHIJKLMNOPQRSTUVWXYZ]/_/g'`
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TARGET=`echo "$2" | sed \
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-e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/'\
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-e 's/[^ABCDEFGHIJKLMNOPQRSTUVWXYZ]/_/g'`
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sed -e "/^#/!b" -e "s,$input_rx,," -e "s,$from,$2," \
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-e "s,$FROM,$TARGET," "$from" >"$target" || ret=$?
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# Check whether header files must be updated.
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if test $first = no; then
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if test -f "$realtarget" && cmp -s "$realtarget" "$target"; then
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echo "$2" is unchanged
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mv -f "$target" "$realtarget"
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# A missing file is only an error for the first file. This
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# is a blatant hack to let us support using "yacc -d". If -d
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# is not specified, we don't want an error when the header
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if test $first = yes; then
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# Remove the directory.
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# eval: (add-hook 'write-file-hooks 'time-stamp)
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# time-stamp-start: "scriptversion="
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# time-stamp-format: "%:y-%02m-%02d.%02H"
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# time-stamp-end: "$"
added
removed
admin/ylwrap
