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Postgres FD Implementation
Commit f03fc94e authored by Peter Eisentraut's avatar Peter Eisentraut
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New configure test for flex, which recognizes only flex but does so in all 

incarnations (I hope). When an acceptable flex version is not found, print
instructive error messages from both configure and the makefiles, so that
users can continue building anyway.
parent 4c8d2f7f
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aclocal.m4
View file @ f03fc94e
# $Header: /cvsroot/pgsql/aclocal.m4,v 1.5 2000/08/27 19:00:00 petere Exp $
# $Header: /cvsroot/pgsql/aclocal.m4,v 1.6 2000/08/28 11:53:12 petere Exp $
# This comes from the official Autoconf macro archive at
# <http://research.cys.de/autoconf-archive/>
# (I removed the $ before the Id CVS keyword below.)
......@@ -65,7 +65,7 @@ extern accept ($ac_cv_func_accept_arg1, $ac_cv_func_accept_arg2, $ac_cv_func_acc
AC_DEFINE_UNQUOTED(ACCEPT_TYPE_ARG3,$ac_cv_func_accept_arg3)
])
# Macros to detect C compiler features
# $Header: /cvsroot/pgsql/aclocal.m4,v 1.5 2000/08/27 19:00:00 petere Exp $
# $Header: /cvsroot/pgsql/aclocal.m4,v 1.6 2000/08/28 11:53:12 petere Exp $
......@@ -154,7 +154,7 @@ undefine([AC_TYPE_NAME])dnl
undefine([AC_CV_NAME])dnl
])# PGAC_CHECK_ALIGNOF
# Macros that test various C library quirks
# $Header: /cvsroot/pgsql/aclocal.m4,v 1.5 2000/08/27 19:00:00 petere Exp $
# $Header: /cvsroot/pgsql/aclocal.m4,v 1.6 2000/08/28 11:53:12 petere Exp $
# PGAC_VAR_INT_TIMEZONE
......@@ -233,7 +233,7 @@ fi
HAVE_POSIX_SIGNALS=$pgac_cv_func_posix_signals
AC_SUBST(HAVE_POSIX_SIGNALS)])# PGAC_FUNC_POSIX_SIGNALS
# Macros to detect certain C++ features
# $Header: /cvsroot/pgsql/aclocal.m4,v 1.5 2000/08/27 19:00:00 petere Exp $
# $Header: /cvsroot/pgsql/aclocal.m4,v 1.6 2000/08/28 11:53:12 petere Exp $
# PGAC_CLASS_STRING
......@@ -299,10 +299,82 @@ AC_LANG_RESTORE])
if test $pgac_cv_cxx_namespace_std = yes ; then
AC_DEFINE(HAVE_NAMESPACE_STD, 1, [Define to 1 if the C++ compiler understands `using namespace std'])
fi])# PGAC_CXX_NAMESPACE_STD
# $Header: /cvsroot/pgsql/aclocal.m4,v 1.6 2000/08/28 11:53:12 petere Exp $
# PGAC_PATH_FLEX
# --------------
# Look for Flex, set the output variable FLEX to its path if found.
# Avoid the buggy version 2.5.3. Also find Flex if its installed
# under `lex', but do not accept other Lex programs.
AC_DEFUN([PGAC_PATH_FLEX],
[AC_CACHE_CHECK([for flex], pgac_cv_path_flex,
[# Let the user override the test
if test -n "$FLEX"; then
pgac_cv_path_flex=$FLEX
else
pgac_save_IFS=$IFS
IFS=:
for pgac_dir in $PATH; do
if test -z "$pgac_dir" || test x"$pgac_dir" = x"."; then
pgac_dir=`pwd`
fi
for pgac_prog in flex lex; do
pgac_candidate="$pgac_dir/$pgac_prog"
if test -f "$pgac_candidate" \
&& $pgac_candidate --version >/dev/null 2>&1
then
echo '%%' > conftest.l
if $pgac_candidate -t conftest.l 2>/dev/null | grep FLEX_SCANNER >/dev/null 2>&1; then
if $pgac_candidate --version | grep '2\.5\.3' >/dev/null 2>&1; then
pgac_broken_flex=$pgac_candidate
continue
fi
pgac_cv_path_flex=$pgac_candidate
break 2
fi
fi
done
done
IFS=$pgac_save_IFS
rm -f conftest.l
: ${pgac_cv_path_flex=no}
fi
])[]dnl AC_CACHE_CHECK
if test x"$pgac_cv_path_flex" = x"no"; then
if test -n "$pgac_broken_flex"; then
AC_MSG_WARN([
***
The Flex version 2.5.3 you have at $pgac_broken_flex contains a bug. You
should get version 2.5.4 or later.
###])
fi
AC_MSG_WARN([
***
Without Flex you won't be able to build PostgreSQL from scratch, or change
any of the scanner definition files. You can obtain Flex from a GNU mirror
site. (If you are using the official distribution of PostgreSQL then you
do not need to worry about this because the lexer files are pre-generated.)
***])
fi
if test x"$pgac_cv_path_flex" = x"no"; then
FLEX=
else
FLEX=$pgac_cv_path_flex
fi
AC_SUBST(FLEX)
AC_SUBST(FLEXFLAGS)
])# PGAC_PATH_FLEX
#
# Autoconf macros for configuring the build of Python extension modules
#
# $Header: /cvsroot/pgsql/aclocal.m4,v 1.5 2000/08/27 19:00:00 petere Exp $
# $Header: /cvsroot/pgsql/aclocal.m4,v 1.6 2000/08/28 11:53:12 petere Exp $
#
# PGAC_PROG_PYTHON
......
config/missing
View file @ f03fc94e
#! /bin/sh
# Common stub for a few missing GNU programs while installing.
# Copyright (C) 1996, 1997, 1999, 2000 Free Software Foundation, Inc.
# Originally by Fran,cois Pinard <pinard@iro.umontreal.ca>, 1996.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, or (at your option)
# any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
# 02111-1307, USA.
if test $# -eq 0; then
echo 1>&2 "Try \`$0 --help' for more information"
exit 1
fi
run=:
case "$1" in
--run)
# Try to run requested program, and just exit if it succeeds.
run=
shift
"$@" && exit 0
;;
# This is *not* the GNU `missing' script, although it is similar in
# concept. You can call it from the makefiles to get consistent
# behavior when certain utility programs are missing.
case $1 in
flex)
# `missing flex <input> <output>'
input=$2
output=$3
if test -f "$output"; then
echo "\
***
WARNING: \`flex' is missing on your system. You should only need it
if you changed the file \`$input'; these changes will not take effect.
You can get flex from a GNU mirror site.
***"
echo "touch $output"
touch "$output"
exit 0
else # ! test -f $output
echo "\
***
ERROR: \`flex' is missing on your system. It is needed to create the
file \`$output'. You can either get flex from a GNU mirror site
or download an official distribution of PostgreSQL, which contains
pre-packaged flex output.
***"
exit 1
fi
;;
esac
# If it does not exist, or fails to run (possibly an outdated version),
# try to emulate it.
case "$1" in
-h|--h|--he|--hel|--help)
echo "\
$0 [OPTION]... PROGRAM [ARGUMENT]...
Handle \`PROGRAM [ARGUMENT]...' for when PROGRAM is missing, or return an
error status if there is no known handling for PROGRAM.
Options:
-h, --help display this help and exit
-v, --version output version information and exit
--run try to run the given command, and emulate it if it fails
Supported PROGRAM values:
aclocal touch file \`aclocal.m4'
autoconf touch file \`configure'
autoheader touch file \`config.h.in'
automake touch all \`Makefile.in' files
bison create \`y.tab.[ch]', if possible, from existing .[ch]
flex create \`lex.yy.c', if possible, from existing .c
help2man touch the output file
lex create \`lex.yy.c', if possible, from existing .c
makeinfo touch the output file
tar try tar, gnutar, gtar, then tar without non-portable flags
yacc create \`y.tab.[ch]', if possible, from existing .[ch]"
;;
-v|--v|--ve|--ver|--vers|--versi|--versio|--version)
echo "missing 0.3 - GNU automake"
;;
-*)
echo 1>&2 "$0: Unknown \`$1' option"
echo 1>&2 "Try \`$0 --help' for more information"
exit 1
;;
aclocal)
echo 1>&2 "\
WARNING: \`$1' is missing on your system. You should only need it if
you modified \`acinclude.m4' or \`configure.in'. You might want
to install the \`Automake' and \`Perl' packages. Grab them from
any GNU archive site."
touch aclocal.m4
;;
autoconf)
echo 1>&2 "\
WARNING: \`$1' is missing on your system. You should only need it if
you modified \`configure.in'. You might want to install the
\`Autoconf' and \`GNU m4' packages. Grab them from any GNU
archive site."
touch configure
;;
autoheader)
echo 1>&2 "\
WARNING: \`$1' is missing on your system. You should only need it if
you modified \`acconfig.h' or \`configure.in'. You might want
to install the \`Autoconf' and \`GNU m4' packages. Grab them
from any GNU archive site."
files=`sed -n 's/^[ ]*A[CM]_CONFIG_HEADER(\([^)]*\)).*/\1/p' configure.in`
test -z "$files" && files="config.h"
touch_files=
for f in $files; do
case "$f" in
*:*) touch_files="$touch_files "`echo "$f" |
sed -e 's/^[^:]*://' -e 's/:.*//'`;;
*) touch_files="$touch_files $f.in";;
esac
done
touch $touch_files
;;
automake)
echo 1>&2 "\
WARNING: \`$1' is missing on your system. You should only need it if
you modified \`Makefile.am', \`acinclude.m4' or \`configure.in'.
You might want to install the \`Automake' and \`Perl' packages.
Grab them from any GNU archive site."
find . -type f -name Makefile.am -print |
sed 's/\.am$/.in/' |
while read f; do touch "$f"; done
;;
bison|yacc)
echo 1>&2 "\
WARNING: \`$1' is missing on your system. You should only need it if
you modified a \`.y' file. You may need the \`Bison' package
in order for those modifications to take effect. You can get
\`Bison' from any GNU archive site."
rm -f y.tab.c y.tab.h
if [ $# -ne 1 ]; then
eval LASTARG="\${$#}"
case "$LASTARG" in
*.y)
SRCFILE=`echo "$LASTARG" | sed 's/y$/c/'`
if [ -f "$SRCFILE" ]; then
cp "$SRCFILE" y.tab.c
fi
SRCFILE=`echo "$LASTARG" | sed 's/y$/h/'`
if [ -f "$SRCFILE" ]; then
cp "$SRCFILE" y.tab.h
fi
;;
esac
fi
if [ ! -f y.tab.h ]; then
echo >y.tab.h
fi
if [ ! -f y.tab.c ]; then
echo 'main() { return 0; }' >y.tab.c
fi
;;
lex|flex)
echo 1>&2 "\
WARNING: \`$1' is missing on your system. You should only need it if
you modified a \`.l' file. You may need the \`Flex' package
in order for those modifications to take effect. You can get
\`Flex' from any GNU archive site."
rm -f lex.yy.c
if [ $# -ne 1 ]; then
eval LASTARG="\${$#}"
case "$LASTARG" in
*.l)
SRCFILE=`echo "$LASTARG" | sed 's/l$/c/'`
if [ -f "$SRCFILE" ]; then
cp "$SRCFILE" lex.yy.c
fi
;;
esac
fi
if [ ! -f lex.yy.c ]; then
echo 'main() { return 0; }' >lex.yy.c
fi
;;
help2man)
echo 1>&2 "\
WARNING: \`$1' is missing on your system. You should only need it if
you modified a dependancy of a manual page. You may need the
\`Help2man' package in order for those modifications to take
effect. You can get \`Help2man' from any GNU archive site."
file=`echo "$*" | sed -n 's/.*-o \([^ ]*\).*/\1/p'`
if test -z "$file"; then
file=`echo "$*" | sed -n 's/.*--output=\([^ ]*\).*/\1/p'`
fi
if [ -f "$file" ]; then
touch $file
else
test -z "$file" || exec >$file
echo ".ab help2man is required to generate this page"
exit 1
fi
;;
makeinfo)
echo 1>&2 "\
WARNING: \`$1' is missing on your system. You should only need it if
you modified a \`.texi' or \`.texinfo' file, or any other file
indirectly affecting the aspect of the manual. The spurious
call might also be the consequence of using a buggy \`make' (AIX,
DU, IRIX). You might want to install the \`Texinfo' package or
the \`GNU make' package. Grab either from any GNU archive site."
file=`echo "$*" | sed -n 's/.*-o \([^ ]*\).*/\1/p'`
if test -z "$file"; then
file=`echo "$*" | sed 's/.* \([^ ]*\) *$/\1/'`
file=`sed -n '/^@setfilename/ { s/.* \([^ ]*\) *$/\1/; p; q; }' $file`
fi
touch $file
;;
tar)
shift
if test -n "$run"; then
echo 1>&2 "ERROR: \`tar' requires --run"
exit 1
fi
# We have already tried tar in the generic part.
# Look for gnutar/gtar before invocation to avoid ugly error
# messages.
if (gnutar --version > /dev/null 2>&1); then
gnutar ${1+"$@"} && exit 0
fi
if (gtar --version > /dev/null 2>&1); then
gtar ${1+"$@"} && exit 0
fi
firstarg="$1"
if shift; then
case "$firstarg" in
*o*)
firstarg=`echo "$firstarg" | sed s/o//`
tar "$firstarg" ${1+"$@"} && exit 0
;;
esac
case "$firstarg" in
*h*)
firstarg=`echo "$firstarg" | sed s/h//`
tar "$firstarg" ${1+"$@"} && exit 0
;;
esac
fi
echo 1>&2 "\
WARNING: I can't seem to be able to run \`tar' with the given arguments.
You may want to install GNU tar or Free paxutils, or check the
command line arguments."
exit 1
;;
*)
echo 1>&2 "\
WARNING: \`$1' is needed, and you do not seem to have it handy on your
system. You might have modified some files without having the
proper tools for further handling them. Check the \`README' file,
it often tells you about the needed prerequirements for installing
this package. You may also peek at any GNU archive site, in case
some other package would contain this missing \`$1' program."
exit 1
;;
esac
exit 0
config/programs.m4 0 → 100644
View file @ f03fc94e
# $Header: /cvsroot/pgsql/config/programs.m4,v 1.1 2000/08/28 11:53:13 petere Exp $
# PGAC_PATH_FLEX
# --------------
# Look for Flex, set the output variable FLEX to its path if found.
# Avoid the buggy version 2.5.3. Also find Flex if its installed
# under `lex', but do not accept other Lex programs.
AC_DEFUN([PGAC_PATH_FLEX],
[AC_CACHE_CHECK([for flex], pgac_cv_path_flex,
[# Let the user override the test
if test -n "$FLEX"; then
pgac_cv_path_flex=$FLEX
else
pgac_save_IFS=$IFS
IFS=:
for pgac_dir in $PATH; do
if test -z "$pgac_dir" || test x"$pgac_dir" = x"."; then
pgac_dir=`pwd`
fi
for pgac_prog in flex lex; do
pgac_candidate="$pgac_dir/$pgac_prog"
if test -f "$pgac_candidate" \
&& $pgac_candidate --version >/dev/null 2>&1
then
echo '%%' > conftest.l
if $pgac_candidate -t conftest.l 2>/dev/null | grep FLEX_SCANNER >/dev/null 2>&1; then
if $pgac_candidate --version | grep '2\.5\.3' >/dev/null 2>&1; then
pgac_broken_flex=$pgac_candidate
continue
fi
pgac_cv_path_flex=$pgac_candidate
break 2
fi
fi
done
done
IFS=$pgac_save_IFS
rm -f conftest.l
: ${pgac_cv_path_flex=no}
fi
])[]dnl AC_CACHE_CHECK
if test x"$pgac_cv_path_flex" = x"no"; then
if test -n "$pgac_broken_flex"; then
AC_MSG_WARN([
***
The Flex version 2.5.3 you have at $pgac_broken_flex contains a bug. You
should get version 2.5.4 or later.
###])
fi
AC_MSG_WARN([
***
Without Flex you won't be able to build PostgreSQL from scratch, or change
any of the scanner definition files. You can obtain Flex from a GNU mirror
site. (If you are using the official distribution of PostgreSQL then you
do not need to worry about this because the lexer files are pre-generated.)
***])
fi
if test x"$pgac_cv_path_flex" = x"no"; then
FLEX=
else
FLEX=$pgac_cv_path_flex
fi
AC_SUBST(FLEX)
AC_SUBST(FLEXFLAGS)
])# PGAC_PATH_FLEX
configure
View file @ f03fc94e
This source diff could not be displayed because it is too large. You can view the blob instead.
configure.in
View file @ f03fc94e
......@@ -712,22 +712,7 @@ AC_SUBST(mkinstalldirs)
AC_PROG_AWK
AC_PROG_LEX
if test "$LEX" = "flex"; then
$LEX --version 2> /dev/null | grep -s '2\.5\.3' > /dev/null 2>&1
if test $? -eq 0 ; then
AC_MSG_WARN([
***
You have flex version 2.5.3, which is broken. Get version 2.5.4 or
a different lex.
(If you are using the official distribution of PostgreSQL then you
do not need to worry about this because the lexer files are
pre-generated. However, other software using flex is likely to be
broken as well.)
***])
fi
fi
PGAC_PATH_FLEX
AC_PROG_LN_S
AC_PROG_RANLIB
AC_PATH_PROG(tar, tar)
......
src/Makefile.global.in
View file @ f03fc94e
......@@ -7,7 +7,7 @@
#
#
# IDENTIFICATION
# $Header: /cvsroot/pgsql/src/Makefile.global.in,v 1.90 2000/07/22 01:48:53 petere Exp $
# $Header: /cvsroot/pgsql/src/Makefile.global.in,v 1.91 2000/08/28 11:53:14 petere Exp $
#
# NOTES
# Essentially all Postgres make files include this file and use the
......@@ -165,6 +165,7 @@ INSTALL_DATA = @INSTALL_DATA@
INSTALL_SHLIB = @INSTALL_SHLIB@
mkinstalldirs = @mkinstalldirs@
missing = $(top_srcdir)/config/missing
RANLIB= @RANLIB@
......@@ -175,7 +176,8 @@ CC= @CC@
CPP= @CPP@
YACC= @YACC@
YFLAGS = @YFLAGS@
LEX= @LEX@
FLEX = @FLEX@
FLEXFLAGS = @FLEXFLAGS@ $(LFLAGS)
AROPT= @AROPT@
CPPFLAGS = @CPPFLAGS@
CFLAGS = -I$(SRCDIR)/include $(CPPFLAGS) @CFLAGS@
......
src/backend/bootstrap/Makefile
View file @ f03fc94e
......@@ -2,7 +2,7 @@
#
# Makefile for the bootstrap module
#
# $Header: /cvsroot/pgsql/src/backend/bootstrap/Makefile,v 1.24 2000/07/19 16:29:47 petere Exp $
# $Header: /cvsroot/pgsql/src/backend/bootstrap/Makefile,v 1.25 2000/08/28 11:53:17 petere Exp $
#
#-------------------------------------------------------------------------
......@@ -48,9 +48,13 @@ $(srcdir)/bootparse.c $(srcdir)/bootstrap_tokens.h: bootparse.y Makefile
rm -f y.tab.c y.tab.h
$(srcdir)/bootscanner.c: bootscanner.l Makefile
$(LEX) $(LFLAGS) $<
$(sed-magic) < lex.yy.c > $@
ifdef FLEX
$(FLEX) $(FLEXFLAGS) $<
$(sed-magic) lex.yy.c > $@
rm -f lex.yy.c
else
@$(missing) flex $< $@
endif
clean:
rm -f SUBSYS.o $(OBJS) bootstrap.o
......
src/backend/parser/Makefile
View file @ f03fc94e
......@@ -2,7 +2,7 @@
#
# Makefile for parser
#
# $Header: /cvsroot/pgsql/src/backend/parser/Makefile,v 1.28 2000/07/19 16:29:50 petere Exp $
# $Header: /cvsroot/pgsql/src/backend/parser/Makefile,v 1.29 2000/08/28 11:53:19 petere Exp $
#
#-------------------------------------------------------------------------
......@@ -30,8 +30,11 @@ $(srcdir)/gram.c $(srcdir)/parse.h: gram.y
mv y.tab.h $(srcdir)/parse.h
$(srcdir)/scan.c: scan.l
$(LEX) $(LFLAGS) $<
mv lex.yy.c $@
ifdef FLEX
$(FLEX) $(FLEXFLAGS) -o'$@' $<
else
@$(missing) flex $< $@
endif
analyze.o keywords.o parse_clause.o parse_expr.o scan.o: $(srcdir)/parse.h
......
src/backend/utils/misc/Makefile
View file @ f03fc94e
# $Header: /cvsroot/pgsql/src/backend/utils/misc/Makefile,v 1.17 2000/08/25 10:00:31 petere Exp $
# $Header: /cvsroot/pgsql/src/backend/utils/misc/Makefile,v 1.18 2000/08/28 11:53:20 petere Exp $
subdir = src/backend/utils/misc
top_builddir = ../../../..
......@@ -19,18 +19,19 @@ SUBSYS.o: $(OBJS)
$(LD) $(LDREL) $(LDOUT) SUBSYS.o $(OBJS)
guc-file.c: guc-file.l
$(LEX) $(LFLAGS) $<
sed -e 's/lex\.yy\.c/guc-file\.c/g' \
-e 's/^yy/GUC_yy/g' \
-e 's/\([^a-zA-Z0-9_]\)yy/\1GUC_yy/g' < lex.yy.c > $@
ifdef FLEX
$(FLEX) $(FLEXFLAGS) $<
sed -e 's/^yy/GUC_yy/g' -e 's/\([^a-zA-Z0-9_]\)yy/\1GUC_yy/g' lex.yy.c > $@
rm -f lex.yy.c
else
@$(missing) flex $< $@
endif
# Note: guc-file.c is not deleted by 'make clean',
# since we want to ship it in distribution tarballs.
clean:
rm -f SUBSYS.o $(OBJS) lex.yy.c
rm -f SUBSYS.o $(OBJS)
@rm -f lex.yy.c
depend dep:
$(CC) -MM $(CFLAGS) *.c >depend
......
src/interfaces/ecpg/preproc/Makefile
View file @ f03fc94e
......@@ -32,8 +32,11 @@ $(srcdir)/preproc.c $(srcdir)/preproc.h: preproc.y
mv y.tab.h $(srcdir)/preproc.h
$(srcdir)/pgc.c: pgc.l
$(LEX) $(LFLAGS) $<
mv lex.yy.c $@
ifdef FLEX
$(FLEX) $(FLEXFLAGS) -o'$@' $<
else
@$(missing) flex $< $@
endif
distprep: $(srcdir)/preproc.c $(srcdir)/preproc.h $(srcdir)/pgc.c
......@@ -49,7 +52,7 @@ uninstall:
clean distclean:
rm -f *.o ecpg$(X)
# garbage from partial builds
rm -f y.tab.c y.tab.h lex.yy.c
@rm -f y.tab.c y.tab.h
# garbage from development
@rm -f core a.out *~ *.output *.tab.c
......
src/pl/plpgsql/src/Makefile
View file @ f03fc94e
......@@ -2,7 +2,7 @@
#
# Makefile for the plpgsql shared object
#
# $Header: /cvsroot/pgsql/src/pl/plpgsql/src/Makefile,v 1.5 2000/07/19 16:30:24 petere Exp $
# $Header: /cvsroot/pgsql/src/pl/plpgsql/src/Makefile,v 1.6 2000/08/28 11:53:23 petere Exp $
#
#-------------------------------------------------------------------------
......@@ -60,12 +60,14 @@ $(srcdir)/pl_gram.c $(srcdir)/pl.tab.h: gram.y
sed -e 's/yy/plpgsql_yy/g' -e 's/YY/PLPGSQL_YY/g' < y.tab.h > $(srcdir)/pl.tab.h
rm -f y.tab.c y.tab.h
# Assuming flex here for -i and -l options, since scan.l requires flex anyway.
$(srcdir)/pl_scan.c: scan.l
$(LEX) $(LFLAGS) -i -l $<
ifdef FLEX
$(FLEX) -i -l $(FLEXFLAGS) $<
sed -e 's/yy/plpgsql_yy/g' -e 's/YY/PLPGSQL_YY/g' < lex.yy.c > $@
rm -f lex.yy.c
else
@$(missing) flex $< $@
endif
distprep: $(srcdir)/pl_scan.c $(srcdir)/pl.tab.h $(srcdir)/pl_gram.c
......@@ -74,7 +76,8 @@ mklang.sql: mklang.sql.in
clean distclean: clean-lib
rm -f *.o y.tab.c y.tab.h lex.yy.c mklang.sql
rm -f $(OBJS) mklang.sql
@rm -f y.tab.c y.tab.h lex.yy.c
maintainer-clean: clean
rm -f $(srcdir)/pl_gram.c $(srcdir)/pl.tab.h $(srcdir)/pl_scan.c
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