| # config/programs.m4 |
| |
| |
| # PGAC_PATH_BISON |
| # --------------- |
| # Look for Bison, set the output variable BISON to its path if found. |
| # Reject versions before 1.875 or after 2.9 (they have bugs or capacity limits). |
| # Note we do not accept other implementations of yacc. |
| |
| AC_DEFUN([PGAC_PATH_BISON], |
| [# Let the user override the search |
| if test -z "$BISON"; then |
| AC_PATH_PROGS(BISON, bison) |
| fi |
| |
| if test "$BISON"; then |
| pgac_bison_version=`$BISON --version 2>/dev/null | sed q` |
| AC_MSG_NOTICE([using $pgac_bison_version]) |
| if echo "$pgac_bison_version" | $AWK '{ if ([$]4 < 1.875 && [$]4 > 2.9) exit 0; else exit 1;}' |
| then |
| AC_MSG_WARN([ |
| *** The installed version of Bison, $BISON, is too old or too new to use with HAWQ. |
| *** Bison version between 1.875 and 2.9 is required, but this is $pgac_bison_version.]) |
| BISON="" |
| fi |
| fi |
| |
| if test -z "$BISON"; then |
| AC_MSG_WARN([ |
| *** Without Bison you will not be able to build PostgreSQL from Git 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.)]) |
| fi |
| # We don't need AC_SUBST(BISON) because AC_PATH_PROG did it |
| AC_SUBST(BISONFLAGS) |
| ])# PGAC_PATH_BISON |
| |
| |
| |
| # PGAC_PATH_FLEX |
| # -------------- |
| # Look for Flex, set the output variable FLEX to its path if found. |
| # Reject versions before 2.5.31, as we need a reasonably non-buggy reentrant |
| # scanner. (Note: the well-publicized security problem in 2.5.31 does not |
| # affect Postgres, and there are still distros shipping patched 2.5.31, |
| # so allow it.) 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=$IFS |
| IFS=$PATH_SEPARATOR |
| for pgac_dir in $PATH; do |
| IFS=$pgac_save_IFS |
| 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 >/dev/null 2>&1 |
| then |
| echo '%%' > conftest.l |
| if $pgac_candidate -t conftest.l 2>/dev/null | grep FLEX_SCANNER >/dev/null 2>&1; then |
| pgac_flex_version=`$pgac_candidate --version 2>/dev/null` |
| if echo "$pgac_flex_version" | sed ['s/[.a-z]/ /g'] | $AWK '{ if ([$]1 == 2 && ([$]2 > 5 || ([$]2 == 5 && [$]3 >= 4))) exit 0; else exit 1;}' |
| then |
| pgac_cv_path_flex=$pgac_candidate |
| break 2 |
| else |
| AC_MSG_WARN([ |
| *** The installed version of Flex, $pgac_candidate, is too old to use with Greenplum DB. |
| *** Flex version 2.5.4 or later is required, but this is $pgac_flex_version.]) |
| fi |
| fi |
| fi |
| done |
| done |
| rm -f conftest.l lex.yy.c |
| : ${pgac_cv_path_flex=no} |
| fi |
| ])[]dnl AC_CACHE_CHECK |
| |
| if test x"$pgac_cv_path_flex" = x"no"; then |
| AC_MSG_WARN([ |
| *** Without Flex you will not be able to build PostgreSQL from Git nor |
| *** 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 Flex |
| *** output is pre-generated.)]) |
| |
| FLEX= |
| else |
| FLEX=$pgac_cv_path_flex |
| pgac_flex_version=`$FLEX --version 2>/dev/null` |
| AC_MSG_NOTICE([using $pgac_flex_version]) |
| fi |
| |
| AC_SUBST(FLEX) |
| AC_SUBST(FLEXFLAGS) |
| ])# PGAC_PATH_FLEX |
| |
| |
| |
| # PGAC_CHECK_READLINE |
| # ------------------- |
| # Check for the readline library and dependent libraries, either |
| # termcap or curses. Also try libedit, since NetBSD's is compatible. |
| # Add the required flags to LIBS, define HAVE_LIBREADLINE. |
| |
| AC_DEFUN([PGAC_CHECK_READLINE], |
| [AC_REQUIRE([AC_CANONICAL_HOST]) |
| |
| AC_CACHE_CHECK([for library containing readline], [pgac_cv_check_readline], |
| [pgac_cv_check_readline=no |
| pgac_save_LIBS=$LIBS |
| if test x"$with_libedit_preferred" != x"yes" |
| then READLINE_ORDER="-lreadline -ledit" |
| else READLINE_ORDER="-ledit -lreadline" |
| fi |
| for pgac_rllib in $READLINE_ORDER ; do |
| for pgac_lib in "" " -ltermcap" " -lncurses" " -lcurses" ; do |
| LIBS="${pgac_rllib}${pgac_lib} $pgac_save_LIBS" |
| AC_TRY_LINK_FUNC([readline], [[ |
| # Older NetBSD, OpenBSD, and Irix have a broken linker that does not |
| # recognize dependent libraries; assume curses is needed if we didn't |
| # find any dependency. |
| case $host_os in |
| netbsd* | openbsd* | irix*) |
| if test x"$pgac_lib" = x"" ; then |
| pgac_lib=" -lcurses" |
| fi ;; |
| esac |
| |
| pgac_cv_check_readline="${pgac_rllib}${pgac_lib}" |
| break |
| ]]) |
| done |
| if test "$pgac_cv_check_readline" != no ; then |
| break |
| fi |
| done |
| LIBS=$pgac_save_LIBS |
| ])[]dnl AC_CACHE_CHECK |
| |
| if test "$pgac_cv_check_readline" != no ; then |
| LIBS="$pgac_cv_check_readline $LIBS" |
| AC_DEFINE(HAVE_LIBREADLINE, 1, [Define if you have a function readline library]) |
| fi |
| |
| ])# PGAC_CHECK_READLINE |
| |
| |
| |
| # PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER |
| # --------------------------------------- |
| # Readline versions < 2.1 don't have rl_completion_append_character |
| |
| AC_DEFUN([PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER], |
| [AC_CACHE_CHECK([for rl_completion_append_character], pgac_cv_var_rl_completion_append_character, |
| [AC_TRY_LINK([#include <stdio.h> |
| #ifdef HAVE_READLINE_READLINE_H |
| # include <readline/readline.h> |
| #elif defined(HAVE_READLINE_H) |
| # include <readline.h> |
| #endif |
| ], |
| [rl_completion_append_character = 'x';], |
| [pgac_cv_var_rl_completion_append_character=yes], |
| [pgac_cv_var_rl_completion_append_character=no])]) |
| if test x"$pgac_cv_var_rl_completion_append_character" = x"yes"; then |
| AC_DEFINE(HAVE_RL_COMPLETION_APPEND_CHARACTER, 1, |
| [Define to 1 if you have the global variable 'rl_completion_append_character'.]) |
| fi])# PGAC_VAR_RL_COMPLETION_APPEND_CHARACTER |
| |
| |
| |
| # PGAC_CHECK_GETTEXT |
| # ------------------ |
| # We check for bind_textdomain_codeset() not just gettext(). GNU gettext |
| # before 0.10.36 does not have that function, and is generally too incomplete |
| # to be usable. |
| |
| AC_DEFUN([PGAC_CHECK_GETTEXT], |
| [ |
| AC_SEARCH_LIBS(bind_textdomain_codeset, intl, [], |
| [AC_MSG_ERROR([a gettext implementation is required for NLS])]) |
| AC_CHECK_HEADER([libintl.h], [], |
| [AC_MSG_ERROR([header file <libintl.h> is required for NLS])]) |
| AC_CHECK_PROGS(MSGFMT, msgfmt) |
| if test -z "$MSGFMT"; then |
| AC_MSG_ERROR([msgfmt is required for NLS]) |
| fi |
| AC_CHECK_PROGS(MSGMERGE, msgmerge) |
| AC_CHECK_PROGS(XGETTEXT, xgettext) |
| ])# PGAC_CHECK_GETTEXT |
| |
| |
| |
| # PGAC_CHECK_STRIP |
| # ---------------- |
| # Check for a 'strip' program, and figure out if that program can |
| # strip libraries. |
| |
| AC_DEFUN([PGAC_CHECK_STRIP], |
| [ |
| AC_CHECK_TOOL(STRIP, strip, :) |
| |
| AC_MSG_CHECKING([whether it is possible to strip libraries]) |
| if test x"$STRIP" != x"" && "$STRIP" -V 2>&1 | grep "GNU strip" >/dev/null; then |
| STRIP_STATIC_LIB="$STRIP -x" |
| STRIP_SHARED_LIB="$STRIP --strip-unneeded" |
| AC_MSG_RESULT(yes) |
| else |
| STRIP_STATIC_LIB=: |
| STRIP_SHARED_LIB=: |
| AC_MSG_RESULT(no) |
| fi |
| AC_SUBST(STRIP_STATIC_LIB) |
| AC_SUBST(STRIP_SHARED_LIB) |
| ])# PGAC_CHECK_STRIP |
| |
| # PGAC_PATH_GPERF |
| # --------------- |
| # Look for gperf, set the output variable GPERF to its path if found. |
| |
| AC_DEFUN([PGAC_PATH_GPERF], |
| [# Let the user override the search |
| if test -z "$GPERF"; then |
| AC_PATH_PROGS(GPERF, gperf) |
| fi |
| |
| if test -z "$GPERF"; then |
| AC_MSG_ERROR([ |
| *** Without gperf you will not be able to build HAWQ. You can obtain gperf from |
| *** a GNU mirror site.]) |
| fi |
| # We don't need AC_SUBST(GPERF) because AC_PATH_PROG did it |
| AC_SUBST(GPERFFLAGS) |
| ])# PGAC_PATH_GPERF |