TAR
LN_S
AWK
-YACC
-YFLAGS
+BISON
+BISONFLAGS
FLEX
FLEXFLAGS
PERL
--with-libraries=DIRS look for additional libraries in DIRS
--with-libs=DIRS alternative spelling of --with-libraries
--with-pgport=PORTNUM set default port number [5432]
- --with-blocksize=BLOCKSIZE set block size in kB [8]
- --with-segsize=SEGSIZE set segment size in GB [1]
+ --with-blocksize=BLOCKSIZE set table block size in kB [8]
+ --with-segsize=SEGSIZE set table segment size in GB [1]
+ --with-wal-blocksize=BLOCKSIZE set WAL block size in kB [8]
+ --with-wal-segsize=SEGSIZE set WAL segment size in MB [16]
--with-tcl build Tcl modules (PL/Tcl)
--with-tclconfig=DIR tclConfig.sh is in DIR
--with-perl build Perl modules (PL/Perl)
#
-# File segment size
+# Relation segment size
#
{ echo "$as_me:$LINENO: checking for segment size" >&5
echo $ECHO_N "checking for segment size... $ECHO_C" >&6; }
# this expression is set up to avoid unnecessary integer overflow
-RELSEG_SIZE=`expr '(' 1024 '*' ${segsize} / ${blocksize} ')' '*' 1024`
+# blocksize is already guaranteed to be a factor of 1024
+RELSEG_SIZE=`expr '(' 1024 / ${blocksize} ')' '*' ${segsize} '*' 1024`
test $? -eq 0 || exit 1
{ echo "$as_me:$LINENO: result: ${segsize}GB" >&5
echo "${ECHO_T}${segsize}GB" >&6; }
_ACEOF
+#
+# WAL block size
+#
+{ echo "$as_me:$LINENO: checking for WAL block size" >&5
+echo $ECHO_N "checking for WAL block size... $ECHO_C" >&6; }
+
+pgac_args="$pgac_args with_wal_blocksize"
+
+
+# Check whether --with-wal-blocksize was given.
+if test "${with_wal_blocksize+set}" = set; then
+ withval=$with_wal_blocksize;
+ case $withval in
+ yes)
+ { { echo "$as_me:$LINENO: error: argument required for --with-wal-blocksize option" >&5
+echo "$as_me: error: argument required for --with-wal-blocksize option" >&2;}
+ { (exit 1); exit 1; }; }
+ ;;
+ no)
+ { { echo "$as_me:$LINENO: error: argument required for --with-wal-blocksize option" >&5
+echo "$as_me: error: argument required for --with-wal-blocksize option" >&2;}
+ { (exit 1); exit 1; }; }
+ ;;
+ *)
+ wal_blocksize=$withval
+ ;;
+ esac
+
+else
+ wal_blocksize=8
+fi
+
+
+case ${wal_blocksize} in
+ 1) XLOG_BLCKSZ=1024;;
+ 2) XLOG_BLCKSZ=2048;;
+ 4) XLOG_BLCKSZ=4096;;
+ 8) XLOG_BLCKSZ=8192;;
+ 16) XLOG_BLCKSZ=16384;;
+ 32) XLOG_BLCKSZ=32768;;
+ 64) XLOG_BLCKSZ=65536;;
+ *) { { echo "$as_me:$LINENO: error: Invalid WAL block size. Allowed values are 1,2,4,8,16,32,64." >&5
+echo "$as_me: error: Invalid WAL block size. Allowed values are 1,2,4,8,16,32,64." >&2;}
+ { (exit 1); exit 1; }; }
+esac
+{ echo "$as_me:$LINENO: result: ${wal_blocksize}kB" >&5
+echo "${ECHO_T}${wal_blocksize}kB" >&6; }
+
+
+cat >>confdefs.h <<_ACEOF
+#define XLOG_BLCKSZ ${XLOG_BLCKSZ}
+_ACEOF
+
+
+#
+# WAL segment size
+#
+{ echo "$as_me:$LINENO: checking for WAL segment size" >&5
+echo $ECHO_N "checking for WAL segment size... $ECHO_C" >&6; }
+
+pgac_args="$pgac_args with_wal_segsize"
+
+
+# Check whether --with-wal-segsize was given.
+if test "${with_wal_segsize+set}" = set; then
+ withval=$with_wal_segsize;
+ case $withval in
+ yes)
+ { { echo "$as_me:$LINENO: error: argument required for --with-wal-segsize option" >&5
+echo "$as_me: error: argument required for --with-wal-segsize option" >&2;}
+ { (exit 1); exit 1; }; }
+ ;;
+ no)
+ { { echo "$as_me:$LINENO: error: argument required for --with-wal-segsize option" >&5
+echo "$as_me: error: argument required for --with-wal-segsize option" >&2;}
+ { (exit 1); exit 1; }; }
+ ;;
+ *)
+ wal_segsize=$withval
+ ;;
+ esac
+
+else
+ wal_segsize=16
+fi
+
+
+case ${wal_segsize} in
+ 1) ;;
+ 2) ;;
+ 4) ;;
+ 8) ;;
+ 16) ;;
+ 32) ;;
+ 64) ;;
+ *) { { echo "$as_me:$LINENO: error: Invalid WAL segment size. Allowed values are 1,2,4,8,16,32,64." >&5
+echo "$as_me: error: Invalid WAL segment size. Allowed values are 1,2,4,8,16,32,64." >&2;}
+ { (exit 1); exit 1; }; }
+esac
+{ echo "$as_me:$LINENO: result: ${wal_segsize}MB" >&5
+echo "${ECHO_T}${wal_segsize}MB" >&6; }
+
+
+cat >>confdefs.h <<_ACEOF
+#define XLOG_SEG_SIZE (${wal_segsize} * 1024 * 1024)
+_ACEOF
+
+
#
# C compiler
#
# ICC pretends to be GCC but it's lying; it doesn't support these options.
if test "$GCC" = yes -a "$ICC" = no; then
- CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -Wpointer-arith -Winline"
+ CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -Wpointer-arith"
# These work in some but not all gcc versions
{ echo "$as_me:$LINENO: checking if $CC supports -Wdeclaration-after-statement" >&5
echo $ECHO_N "checking if $CC supports -Wdeclaration-after-statement... $ECHO_C" >&6; }
fi
fi
-{ echo "$as_me:$LINENO: using CFLAGS=$CFLAGS" >&5
-echo "$as_me: using CFLAGS=$CFLAGS" >&6;}
-
# We already have this in Makefile.win32, but configure needs it too
if test "$PORTNAME" = "win32"; then
CPPFLAGS="$CPPFLAGS -I$srcdir/src/include/port/win32 -DEXEC_BACKEND"
CPPFLAGS="$CPPFLAGS $INCLUDES"
LDFLAGS="$LDFLAGS $LIBDIRS"
-{ echo "$as_me:$LINENO: using CPPFLAGS=$CPPFLAGS" >&5
-echo "$as_me: using CPPFLAGS=$CPPFLAGS" >&6;}
-{ echo "$as_me:$LINENO: using LDFLAGS=$LDFLAGS" >&5
-echo "$as_me: using LDFLAGS=$LDFLAGS" >&6;}
-
# Let the user override the search
-if test -z "$YACC"; then
- for ac_prog in 'bison -y'
+if test -z "$BISON"; then
+ for ac_prog in bison
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
{ echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6; }
-if test "${ac_cv_prog_YACC+set}" = set; then
+if test "${ac_cv_prog_BISON+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
- if test -n "$YACC"; then
- ac_cv_prog_YACC="$YACC" # Let the user override the test.
+ if test -n "$BISON"; then
+ ac_cv_prog_BISON="$BISON" # Let the user override the test.
else
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
test -z "$as_dir" && as_dir=.
for ac_exec_ext in '' $ac_executable_extensions; do
if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
- ac_cv_prog_YACC="$ac_prog"
+ ac_cv_prog_BISON="$ac_prog"
echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
break 2
fi
fi
fi
-YACC=$ac_cv_prog_YACC
-if test -n "$YACC"; then
- { echo "$as_me:$LINENO: result: $YACC" >&5
-echo "${ECHO_T}$YACC" >&6; }
+BISON=$ac_cv_prog_BISON
+if test -n "$BISON"; then
+ { echo "$as_me:$LINENO: result: $BISON" >&5
+echo "${ECHO_T}$BISON" >&6; }
else
{ echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6; }
fi
- test -n "$YACC" && break
+ test -n "$BISON" && break
done
fi
-if test "$YACC"; then
- pgac_yacc_version=`$YACC --version 2>/dev/null | sed q`
- { echo "$as_me:$LINENO: using $pgac_yacc_version" >&5
-echo "$as_me: using $pgac_yacc_version" >&6;}
- if echo "$pgac_yacc_version" | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'
+if test "$BISON"; then
+ pgac_bison_version=`$BISON --version 2>/dev/null | sed q`
+ { echo "$as_me:$LINENO: using $pgac_bison_version" >&5
+echo "$as_me: using $pgac_bison_version" >&6;}
+ if echo "$pgac_bison_version" | $AWK '{ if ($4 < 1.875) exit 0; else exit 1;}'
then
{ echo "$as_me:$LINENO: WARNING:
*** The installed version of Bison is too old to use with PostgreSQL.
echo "$as_me: WARNING:
*** The installed version of Bison is too old to use with PostgreSQL.
*** Bison version 1.875 or later is required." >&2;}
- YACC=""
+ BISON=""
fi
fi
-if test -z "$YACC"; then
+if test -z "$BISON"; then
{ echo "$as_me:$LINENO: WARNING:
*** Without Bison you will not be able to build PostgreSQL from CVS nor
*** change any of the parser definition files. You can obtain Bison 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 Bison
-*** output is pre-generated.) To use a different yacc program (possible,
-*** but not recommended), set the environment variable YACC before running
-*** 'configure'." >&5
+*** output is pre-generated.)" >&5
echo "$as_me: WARNING:
*** Without Bison you will not be able to build PostgreSQL from CVS nor
*** change any of the parser definition files. You can obtain Bison from
*** a GNU mirror site. (If you are using the official distribution of
*** PostgreSQL then you do not need to worry about this, because the Bison
-*** output is pre-generated.) To use a different yacc program (possible,
-*** but not recommended), set the environment variable YACC before running
-*** 'configure'." >&2;}
+*** output is pre-generated.)" >&2;}
fi
-# We don't need AC_SUBST(YACC) because AC_PATH_PROG did it
+# We don't need AC_SUBST(BISON) because AC_PATH_PROG did it
{ echo "$as_me:$LINENO: checking for flex" >&5
# Do test here with the proper thread flags
{ echo "$as_me:$LINENO: checking whether getpwuid_r takes a fifth argument" >&5
echo $ECHO_N "checking whether getpwuid_r takes a fifth argument... $ECHO_C" >&6; }
-if test "${pgac_func_getpwuid_r_5arg+set}" = set; then
+if test "${pgac_cv_func_getpwuid_r_5arg+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat >conftest.$ac_ext <<_ACEOF
test -z "$ac_c_werror_flag" ||
test ! -s conftest.err
} && test -s conftest.$ac_objext; then
- pgac_func_getpwuid_r_5arg=yes
+ pgac_cv_func_getpwuid_r_5arg=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
- pgac_func_getpwuid_r_5arg=no
+ pgac_cv_func_getpwuid_r_5arg=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
-{ echo "$as_me:$LINENO: result: $pgac_func_getpwuid_r_5arg" >&5
-echo "${ECHO_T}$pgac_func_getpwuid_r_5arg" >&6; }
-if test x"$pgac_func_getpwuid_r_5arg" = xyes ; then
+{ echo "$as_me:$LINENO: result: $pgac_cv_func_getpwuid_r_5arg" >&5
+echo "${ECHO_T}$pgac_cv_func_getpwuid_r_5arg" >&6; }
+if test x"$pgac_cv_func_getpwuid_r_5arg" = xyes ; then
cat >>confdefs.h <<\_ACEOF
#define GETPWUID_R_5ARG
{ echo "$as_me:$LINENO: checking whether strerror_r returns int" >&5
echo $ECHO_N "checking whether strerror_r returns int... $ECHO_C" >&6; }
-if test "${pgac_func_strerror_r_int+set}" = set; then
+if test "${pgac_cv_func_strerror_r_int+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat >conftest.$ac_ext <<_ACEOF
test -z "$ac_c_werror_flag" ||
test ! -s conftest.err
} && test -s conftest.$ac_objext; then
- pgac_func_strerror_r_int=yes
+ pgac_cv_func_strerror_r_int=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
- pgac_func_strerror_r_int=no
+ pgac_cv_func_strerror_r_int=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
-{ echo "$as_me:$LINENO: result: $pgac_func_strerror_r_int" >&5
-echo "${ECHO_T}$pgac_func_strerror_r_int" >&6; }
-if test x"$pgac_func_strerror_r_int" = xyes ; then
+{ echo "$as_me:$LINENO: result: $pgac_cv_func_strerror_r_int" >&5
+echo "${ECHO_T}$pgac_cv_func_strerror_r_int" >&6; }
+if test x"$pgac_cv_func_strerror_r_int" = xyes ; then
cat >>confdefs.h <<\_ACEOF
#define STRERROR_R_INT
if test "$enable_nls" = yes ; then
- { echo "$as_me:$LINENO: checking for library containing gettext" >&5
-echo $ECHO_N "checking for library containing gettext... $ECHO_C" >&6; }
-if test "${ac_cv_search_gettext+set}" = set; then
+ { echo "$as_me:$LINENO: checking for library containing bind_textdomain_codeset" >&5
+echo $ECHO_N "checking for library containing bind_textdomain_codeset... $ECHO_C" >&6; }
+if test "${ac_cv_search_bind_textdomain_codeset+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
ac_func_search_save_LIBS=$LIBS
#ifdef __cplusplus
extern "C"
#endif
-char gettext ();
+char bind_textdomain_codeset ();
int
main ()
{
-return gettext ();
+return bind_textdomain_codeset ();
;
return 0;
}
test ! -s conftest.err
} && test -s conftest$ac_exeext &&
$as_test_x conftest$ac_exeext; then
- ac_cv_search_gettext=$ac_res
+ ac_cv_search_bind_textdomain_codeset=$ac_res
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
rm -f core conftest.err conftest.$ac_objext conftest_ipa8_conftest.oo \
conftest$ac_exeext
- if test "${ac_cv_search_gettext+set}" = set; then
+ if test "${ac_cv_search_bind_textdomain_codeset+set}" = set; then
break
fi
done
-if test "${ac_cv_search_gettext+set}" = set; then
+if test "${ac_cv_search_bind_textdomain_codeset+set}" = set; then
:
else
- ac_cv_search_gettext=no
+ ac_cv_search_bind_textdomain_codeset=no
fi
rm conftest.$ac_ext
LIBS=$ac_func_search_save_LIBS
fi
-{ echo "$as_me:$LINENO: result: $ac_cv_search_gettext" >&5
-echo "${ECHO_T}$ac_cv_search_gettext" >&6; }
-ac_res=$ac_cv_search_gettext
+{ echo "$as_me:$LINENO: result: $ac_cv_search_bind_textdomain_codeset" >&5
+echo "${ECHO_T}$ac_cv_search_bind_textdomain_codeset" >&6; }
+ac_res=$ac_cv_search_bind_textdomain_codeset
if test "$ac_res" != no; then
test "$ac_res" = "none required" || LIBS="$ac_res $LIBS"
# Check for Tcl configuration script tclConfig.sh
if test "$with_tcl" = yes; then
- for ac_prog in tclsh tcl
+ for ac_prog in tclsh tcl tclsh8.5 tclsh8.4 tclsh8.3
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
test -n "$TCLSH" && break
done
+if test x"$TCLSH" = x""; then
+ { { echo "$as_me:$LINENO: error: Tcl shell not found" >&5
+echo "$as_me: error: Tcl shell not found" >&2;}
+ { (exit 1); exit 1; }; }
+fi
+
{ echo "$as_me:$LINENO: checking for tclConfig.sh" >&5
echo $ECHO_N "checking for tclConfig.sh... $ECHO_C" >&6; }
# Let user override test
fi
fi
+# If compiler will take -Wl,--as-needed then add that to LDFLAGS.
+# This is much easier than trying to filter LIBS to the minimum for each
+# executable. (Note that shared library links won't use this switch, though.)
+# On (at least) some Red-Hat-derived systems, this switch breaks linking to
+# libreadline; therefore we postpone testing it until we know what library
+# dependencies readline has. The test code will try to link with $LIBS.
+if test "$with_readline" = yes; then
+ link_test_func=readline
+else
+ link_test_func=exit
+fi
+if test "$PORTNAME" != "darwin"; then
+ { echo "$as_me:$LINENO: checking if $CC supports -Wl,--as-needed" >&5
+echo $ECHO_N "checking if $CC supports -Wl,--as-needed... $ECHO_C" >&6; }
+pgac_save_LDFLAGS=$LDFLAGS
+LDFLAGS="$pgac_save_LDFLAGS -Wl,--as-needed"
+if test "$cross_compiling" = yes; then
+ LDFLAGS="$pgac_save_LDFLAGS"
+ { echo "$as_me:$LINENO: result: assuming no" >&5
+echo "${ECHO_T}assuming no" >&6; }
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+extern void $link_test_func (); void (*fptr) () = $link_test_func;
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_link") 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
+ { (case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_try") 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ { echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6; }
+else
+ echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+( exit $ac_status )
+LDFLAGS="$pgac_save_LDFLAGS"
+ { echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6; }
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+fi
+
+
+
+else
+ # On Darwin it's spelled -Wl,-dead_strip_dylibs, but don't try that elsewhere
+ { echo "$as_me:$LINENO: checking if $CC supports -Wl,-dead_strip_dylibs" >&5
+echo $ECHO_N "checking if $CC supports -Wl,-dead_strip_dylibs... $ECHO_C" >&6; }
+pgac_save_LDFLAGS=$LDFLAGS
+LDFLAGS="$pgac_save_LDFLAGS -Wl,-dead_strip_dylibs"
+if test "$cross_compiling" = yes; then
+ LDFLAGS="$pgac_save_LDFLAGS"
+ { echo "$as_me:$LINENO: result: assuming no" >&5
+echo "${ECHO_T}assuming no" >&6; }
+else
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+extern void $link_test_func (); void (*fptr) () = $link_test_func;
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest$ac_exeext
+if { (ac_try="$ac_link"
+case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_link") 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
+ { (case "(($ac_try" in
+ *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+ *) ac_try_echo=$ac_try;;
+esac
+eval "echo \"\$as_me:$LINENO: $ac_try_echo\"") >&5
+ (eval "$ac_try") 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ { echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6; }
+else
+ echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+( exit $ac_status )
+LDFLAGS="$pgac_save_LDFLAGS"
+ { echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6; }
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+fi
+
+
+
+fi
+
+
+# Begin output steps
+
+{ echo "$as_me:$LINENO: using CFLAGS=$CFLAGS" >&5
+echo "$as_me: using CFLAGS=$CFLAGS" >&6;}
+{ echo "$as_me:$LINENO: using CPPFLAGS=$CPPFLAGS" >&5
+echo "$as_me: using CPPFLAGS=$CPPFLAGS" >&6;}
+{ echo "$as_me:$LINENO: using LDFLAGS=$LDFLAGS" >&5
+echo "$as_me: using LDFLAGS=$LDFLAGS" >&6;}
+
# prepare build tree if outside source tree
# Note 1: test -ef might not exist, but it's more reliable than `pwd`.
# Note 2: /bin/pwd might be better than shell's built-in at getting
TAR!$TAR$ac_delim
LN_S!$LN_S$ac_delim
AWK!$AWK$ac_delim
-YACC!$YACC$ac_delim
-YFLAGS!$YFLAGS$ac_delim
+BISON!$BISON$ac_delim
+BISONFLAGS!$BISONFLAGS$ac_delim
FLEX!$FLEX$ac_delim
FLEXFLAGS!$FLEXFLAGS$ac_delim
PERL!$PERL$ac_delim