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configure.in
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dnl
dnl Configure script for bash-3.2
dnl
dnl report bugs to [email protected]
dnl
dnl Process this file with autoconf to produce a configure script.
# Copyright (C) 1987-2007 Free Software Foundation, Inc.
# 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.
AC_REVISION([for Bash 3.2, version 3.190])dnl
define(bashvers, 3.2)
define(relstatus, release)
AC_INIT([bash], bashvers-relstatus, [[email protected]])
dnl make sure we are using a recent autoconf version
AC_PREREQ(2.50)
AC_CONFIG_SRCDIR(shell.h)
dnl where to find install.sh, config.sub, and config.guess
AC_CONFIG_AUX_DIR(./support)
AC_CONFIG_HEADERS(config.h)
dnl checks for version info
BASHVERS=bashvers
RELSTATUS=relstatus
dnl defaults for debug settings
case "$RELSTATUS" in
alp*|bet*|dev*|rc*) DEBUG='-DDEBUG' MALLOC_DEBUG='-DMALLOC_DEBUG' ;;
*) DEBUG= MALLOC_DEBUG= ;;
esac
dnl canonicalize the host and os so we can do some tricky things before
dnl parsing options
AC_CANONICAL_HOST
dnl configure defaults
opt_bash_malloc=yes
opt_purify=no
opt_purecov=no
opt_afs=no
opt_curses=no
opt_with_installed_readline=no
#htmldir=
dnl some systems should be configured without the bash malloc by default
dnl and some need a special compiler or loader
dnl look in the NOTES file for more
case "${host_cpu}-${host_os}" in
alpha*-*) opt_bash_malloc=no ;; # alpha running osf/1 or linux
*[[Cc]]ray*-*) opt_bash_malloc=no ;; # Crays
*-osf1*) opt_bash_malloc=no ;; # other osf/1 machines
sparc-svr4*) opt_bash_malloc=no ;; # sparc SVR4, SVR4.2
sparc-netbsd*) opt_bash_malloc=no ;; # needs 8-byte alignment
mips-irix6*) opt_bash_malloc=no ;; # needs 8-byte alignment
m68k-sysv) opt_bash_malloc=no ;; # fixes file descriptor leak in closedir
sparc-linux*) opt_bash_malloc=no ;; # sparc running linux; requires ELF
#*-freebsd*-gnu) opt_bash_malloc=no ;; # there's some undetermined problem here
#*-freebsd*) opt_bash_malloc=no ;; # they claim it's better; I disagree
*-openbsd*) opt_bash_malloc=no ;; # they claim it needs eight-bit alignment
*-aix*) opt_bash_malloc=no ;; # AIX machines
*-nextstep*) opt_bash_malloc=no ;; # NeXT machines running NeXTstep
*-macos*) opt_bash_malloc=no ;; # Apple MacOS X
*-rhapsody*) opt_bash_malloc=no ;; # Apple Rhapsody (MacOS X)
*-darwin*) opt_bash_malloc=no ;; # Apple Darwin (MacOS X)
*-dgux*) opt_bash_malloc=no ;; # DG/UX machines
*-qnx*) opt_bash_malloc=no ;; # QNX 4.2, QNX 6.x
*-machten4) opt_bash_malloc=no ;; # MachTen 4.x
*-bsdi2.1|*-bsdi3.?) opt_bash_malloc=no ; : ${CC:=shlicc2} ;; # for loadable builtins
*-beos*) opt_bash_malloc=no ;; # they say it's suitable
*-cygwin*) opt_bash_malloc=no ;; # Cygnus's CYGWIN environment
*-opennt*|*-interix*) opt_bash_malloc=no ;; # Interix, now owned by Microsoft
esac
# memory scrambling on free()
case "${host_os}" in
sco3.2v5*|sco3.2v4*) opt_memscramble=no ;;
*) opt_memscramble=yes ;;
esac
dnl
dnl macros for the bash debugger
dnl
AM_PATH_LISPDIR
AC_ARG_VAR(DEBUGGER_START_FILE, [location of bash debugger initialization file])
dnl arguments to configure
dnl packages
AC_ARG_WITH(afs, AC_HELP_STRING([--with-afs], [if you are running AFS]), opt_afs=$withval)
AC_ARG_WITH(bash-malloc, AC_HELP_STRING([--with-bash-malloc], [use the Bash version of malloc]), opt_bash_malloc=$withval)
AC_ARG_WITH(curses, AC_HELP_STRING([--with-curses], [use the curses library instead of the termcap library]), opt_curses=$withval)
AC_ARG_WITH(gnu-malloc, AC_HELP_STRING([--with-gnu-malloc], [synonym for --with-bash-malloc]), opt_bash_malloc=$withval)
AC_ARG_WITH(installed-readline, AC_HELP_STRING([--with-installed-readline], [use a version of the readline library that is already installed]), opt_with_installed_readline=$withval)
AC_ARG_WITH(purecov, AC_HELP_STRING([--with-purecov], [configure to postprocess with pure coverage]), opt_purecov=$withval)
AC_ARG_WITH(purify, AC_HELP_STRING([--with-purify], [configure to postprocess with purify]), opt_purify=$withval)
if test "$opt_bash_malloc" = yes; then
MALLOC_TARGET=malloc
MALLOC_SRC=malloc.c
MALLOC_LIB='-lmalloc'
MALLOC_LIBRARY='$(ALLOC_LIBDIR)/libmalloc.a'
MALLOC_LDFLAGS='-L$(ALLOC_LIBDIR)'
MALLOC_DEP='$(MALLOC_LIBRARY)'
AC_DEFINE(USING_BASH_MALLOC)
else
MALLOC_LIB=
MALLOC_LIBRARY=
MALLOC_LDFLAGS=
MALLOC_DEP=
fi
if test "$opt_purify" = yes; then
PURIFY="purify "
AC_DEFINE(DISABLE_MALLOC_WRAPPERS)
else
PURIFY=
fi
if test "$opt_purecov" = yes; then
PURIFY="${PURIFY}purecov"
fi
if test "$opt_afs" = yes; then
AC_DEFINE(AFS)
fi
if test "$opt_curses" = yes; then
prefer_curses=yes
fi
if test -z "${DEBUGGER_START_FILE}"; then
DEBUGGER_START_FILE=${ac_default_prefix}/share/bashdb/bashdb-main.inc
fi
dnl optional shell features in config.h.in
opt_minimal_config=no
opt_job_control=yes
opt_job_backgrounding=yes
opt_alias=yes
opt_readline=yes
opt_history=yes
opt_bang_history=yes
opt_dirstack=yes
opt_restricted=yes
opt_process_subst=yes
opt_prompt_decoding=yes
opt_select=yes
opt_help=yes
opt_array_variables=yes
opt_dparen_arith=yes
opt_extended_glob=yes
opt_brace_expansion=yes
opt_disabled_builtins=no
opt_command_timing=yes
opt_xpg_echo=no
opt_strict_posix=no
opt_cond_command=yes
opt_cond_regexp=yes
opt_arith_for_command=yes
opt_net_redirs=yes
opt_progcomp=yes
opt_separate_help=no
opt_multibyte=yes
opt_debugger=yes
opt_single_longdoc_strings=yes
dnl options that affect how bash is compiled and linked
opt_static_link=no
opt_profiling=no
dnl argument parsing for optional features
AC_ARG_ENABLE(minimal-config, AC_HELP_STRING([--enable-minimal-config], [a minimal sh-like configuration]), opt_minimal_config=$enableval)
dnl a minimal configuration turns everything off, but features can be
dnl added individually
if test $opt_minimal_config = yes; then
opt_job_control=no opt_job_backgrounding=no opt_alias=no opt_readline=no
opt_history=no opt_bang_history=no opt_dirstack=no
opt_restricted=no opt_process_subst=no opt_prompt_decoding=no
opt_select=no opt_help=no opt_array_variables=no opt_dparen_arith=no
opt_brace_expansion=no opt_disabled_builtins=no opt_command_timing=no
opt_extended_glob=no opt_cond_command=no opt_arith_for_command=no
opt_net_redirs=no opt_progcomp=no opt_separate_help=no
opt_multibyte=yes opt_cond_regexp=no
fi
AC_ARG_ENABLE(alias, AC_HELP_STRING([--enable-alias], [enable shell aliases]), opt_alias=$enableval)
AC_ARG_ENABLE(arith-for-command, AC_HELP_STRING([--enable-arith-for-command], [enable arithmetic for command]), opt_arith_for_command=$enableval)
AC_ARG_ENABLE(array-variables, AC_HELP_STRING([--enable-array-variables], [include shell array variables]), opt_array_variables=$enableval)
AC_ARG_ENABLE(bang-history, AC_HELP_STRING([--enable-bang-history], [turn on csh-style history substitution]), opt_bang_history=$enableval)
AC_ARG_ENABLE(brace-expansion, AC_HELP_STRING([--enable-brace-expansion], [include brace expansion]), opt_brace_expansion=$enableval)
AC_ARG_ENABLE(command-timing, AC_HELP_STRING([--enable-command-timing], [enable the time reserved word and command timing]), opt_command_timing=$enableval)
AC_ARG_ENABLE(cond-command, AC_HELP_STRING([--enable-cond-command], [enable the conditional command]), opt_cond_command=$enableval)
AC_ARG_ENABLE(cond-regexp, AC_HELP_STRING([--enable-cond-regexp], [enable extgended regular expression matching in conditional commands]), opt_cond_regexp=$enableval)
AC_ARG_ENABLE(debugger, AC_HELP_STRING([--enable-debugger], [enable support for bash debugger]), opt_debugger=$enableval)
AC_ARG_ENABLE(directory-stack, AC_HELP_STRING([--enable-directory-stack], [enable builtins pushd/popd/dirs]), opt_dirstack=$enableval)
AC_ARG_ENABLE(disabled-builtins, AC_HELP_STRING([--enable-disabled-builtins], [allow disabled builtins to still be invoked]), opt_disabled_builtins=$enableval)
AC_ARG_ENABLE(dparen-arithmetic, AC_HELP_STRING([--enable-dparen-arithmetic], [include ((...)) command]), opt_dparen_arith=$enableval)
AC_ARG_ENABLE(extended-glob, AC_HELP_STRING([--enable-extended-glob], [include ksh-style extended pattern matching]), opt_extended_glob=$enableval)
AC_ARG_ENABLE(help-builtin, AC_HELP_STRING([--enable-help-builtin], [include the help builtin]), opt_help=$enableval)
AC_ARG_ENABLE(history, AC_HELP_STRING([--enable-history], [turn on command history]), opt_history=$enableval)
AC_ARG_ENABLE(job-control, AC_HELP_STRING([--enable-job-control], [enable job control features]), opt_job_control=$enableval)
AC_ARG_ENABLE(job-backgrounding, AC_HELP_STRING([--enable-job-backgrounding], [enable job backgrounding]), opt_job_backgrounding=$enableval)
AC_ARG_ENABLE(multibyte, AC_HELP_STRING([--enable-multibyte], [enable multibyte characters if OS supports them]), opt_multibyte=$enableval)
AC_ARG_ENABLE(net-redirections, AC_HELP_STRING([--enable-net-redirections], [enable /dev/tcp/host/port redirection]), opt_net_redirs=$enableval)
AC_ARG_ENABLE(process-substitution, AC_HELP_STRING([--enable-process-substitution], [enable process substitution]), opt_process_subst=$enableval)
AC_ARG_ENABLE(progcomp, AC_HELP_STRING([--enable-progcomp], [enable programmable completion and the complete builtin]), opt_progcomp=$enableval)
AC_ARG_ENABLE(prompt-string-decoding, AC_HELP_STRING([--enable-prompt-string-decoding], [turn on escape character decoding in prompts]), opt_prompt_decoding=$enableval)
AC_ARG_ENABLE(readline, AC_HELP_STRING([--enable-readline], [turn on command line editing]), opt_readline=$enableval)
AC_ARG_ENABLE(restricted, AC_HELP_STRING([--enable-restricted], [enable a restricted shell]), opt_restricted=$enableval)
AC_ARG_ENABLE(select, AC_HELP_STRING([--enable-select], [include select command]), opt_select=$enableval)
AC_ARG_ENABLE(separate-helpfiles, AC_HELP_STRING([--enable-separate-helpfiles], [use external files for help builtin documentation]), opt_separate_help=$enableval)
AC_ARG_ENABLE(single-help-strings, AC_HELP_STRING([--enable-single-help-strings], [store help documentation as a single string to ease translation]), opt_single_longdoc_strings=$enableval)
AC_ARG_ENABLE(strict-posix-default, AC_HELP_STRING([--enable-strict-posix-default], [configure bash to be posix-conformant by default]), opt_strict_posix=$enableval)
AC_ARG_ENABLE(usg-echo-default, AC_HELP_STRING([--enable-usg-echo-default], [a synonym for --enable-xpg-echo-default]), opt_xpg_echo=$enableval)
AC_ARG_ENABLE(xpg-echo-default, AC_HELP_STRING([--enable-xpg-echo-default], [make the echo builtin expand escape sequences by default]), opt_xpg_echo=$enableval)
dnl options that alter how bash is compiled and linked
AC_ARG_ENABLE(mem-scramble, AC_HELP_STRING([--enable-mem-scramble], [scramble memory on calls to malloc and free]), opt_memscramble=$enableval)
AC_ARG_ENABLE(profiling, AC_HELP_STRING([--enable-profiling], [allow profiling with gprof]), opt_profiling=$enableval)
AC_ARG_ENABLE(static-link, AC_HELP_STRING([--enable-static-link], [link bash statically, for use as a root shell]), opt_static_link=$enableval)
dnl opt_job_control is handled later, after BASH_JOB_CONTROL_MISSING runs
dnl opt_readline and opt_history are handled later, because AC_PROG_CC needs
dnl to be run before we can check the version of an already-installed readline
dnl library
if test $opt_alias = yes; then
AC_DEFINE(ALIAS)
fi
if test $opt_dirstack = yes; then
AC_DEFINE(PUSHD_AND_POPD)
fi
if test $opt_restricted = yes; then
AC_DEFINE(RESTRICTED_SHELL)
fi
if test $opt_process_subst = yes; then
AC_DEFINE(PROCESS_SUBSTITUTION)
fi
if test $opt_prompt_decoding = yes; then
AC_DEFINE(PROMPT_STRING_DECODE)
fi
if test $opt_select = yes; then
AC_DEFINE(SELECT_COMMAND)
fi
if test $opt_help = yes; then
AC_DEFINE(HELP_BUILTIN)
fi
if test $opt_array_variables = yes; then
AC_DEFINE(ARRAY_VARS)
fi
if test $opt_dparen_arith = yes; then
AC_DEFINE(DPAREN_ARITHMETIC)
fi
if test $opt_brace_expansion = yes; then
AC_DEFINE(BRACE_EXPANSION)
fi
if test $opt_disabled_builtins = yes; then
AC_DEFINE(DISABLED_BUILTINS)
fi
if test $opt_command_timing = yes; then
AC_DEFINE(COMMAND_TIMING)
fi
if test $opt_xpg_echo = yes ; then
AC_DEFINE(DEFAULT_ECHO_TO_XPG)
fi
if test $opt_strict_posix = yes; then
AC_DEFINE(STRICT_POSIX)
fi
if test $opt_extended_glob = yes ; then
AC_DEFINE(EXTENDED_GLOB)
fi
if test $opt_cond_command = yes ; then
AC_DEFINE(COND_COMMAND)
fi
if test $opt_cond_regexp = yes ; then
AC_DEFINE(COND_REGEXP)
fi
if test $opt_arith_for_command = yes; then
AC_DEFINE(ARITH_FOR_COMMAND)
fi
if test $opt_net_redirs = yes; then
AC_DEFINE(NETWORK_REDIRECTIONS)
fi
if test $opt_progcomp = yes; then
AC_DEFINE(PROGRAMMABLE_COMPLETION)
fi
if test $opt_multibyte = no; then
AC_DEFINE(NO_MULTIBYTE_SUPPORT)
fi
if test $opt_debugger = yes; then
AC_DEFINE(DEBUGGER)
fi
if test $opt_memscramble = yes; then
AC_DEFINE(MEMSCRAMBLE)
fi
if test "$opt_minimal_config" = yes; then
TESTSCRIPT=run-minimal
else
TESTSCRIPT=run-all
fi
HELPDIR= HELPDIRDEFINE= HELPINSTALL=
if test "$opt_separate_help" != no; then
if test "$opt_separate_help" = "yes" ; then
HELPDIR='${datadir}/bash'
else
HELPDIR=$opt_separate_help
fi
HELPDIRDEFINE='-H ${HELPDIR}'
HELPINSTALL='install-help'
fi
HELPSTRINGS=
if test "$opt_single_longdoc_strings" != "yes"; then
HELPSTRINGS='-S'
fi
dnl now substitute in the values generated by arguments
AC_SUBST(TESTSCRIPT)
AC_SUBST(PURIFY)
AC_SUBST(MALLOC_TARGET)
AC_SUBST(MALLOC_SRC)
AC_SUBST(MALLOC_LIB)
AC_SUBST(MALLOC_LIBRARY)
AC_SUBST(MALLOC_LDFLAGS)
AC_SUBST(MALLOC_DEP)
AC_SUBST(htmldir)
AC_SUBST(HELPDIR)
AC_SUBST(HELPDIRDEFINE)
AC_SUBST(HELPINSTALL)
AC_SUBST(HELPSTRINGS)
echo ""
echo "Beginning configuration for bash-$BASHVERS-$RELSTATUS for ${host_cpu}-${host_vendor}-${host_os}"
echo ""
dnl compilation checks
dnl AC_PROG_CC sets $cross_compiling to `yes' if cross-compiling for a
dnl different environment
AC_PROG_CC
dnl test for Unix variants
AC_ISC_POSIX
AC_MINIX
AC_SYS_LARGEFILE
dnl BEGIN changes for cross-building (currently cygwin, minGW, and
dnl (obsolete) BeOS)
SIGNAMES_O=
SIGNAMES_H=lsignames.h
dnl load up the cross-building cache file -- add more cases and cache
dnl files as necessary
dnl Note that host and target machine are the same, and different than the
dnl build machine.
dnl Set SIGNAMES_H based on whether or not we're cross-compiling.
CROSS_COMPILE=
if test "x$cross_compiling" = "xyes"; then
case "${host}" in
*-cygwin*)
cross_cache=${srcdir}/cross-build/cygwin32.cache
;;
*-mingw*)
cross_cache=${srcdir}/cross-build/cygwin32.cache
;;
i[[3456]]86-*-beos*)
cross_cache=${srcdir}/cross-build/x86-beos.cache
;;
*) echo "configure: cross-compiling for $host is not supported" >&2
;;
esac
if test -n "${cross_cache}" && test -r "${cross_cache}"; then
echo "loading cross-build cache file ${cross_cache}"
. ${cross_cache}
fi
unset cross_cache
SIGNAMES_O='signames.o'
CROSS_COMPILE='-DCROSS_COMPILING'
AC_SUBST(CROSS_COMPILE)
fi
AC_SUBST(SIGNAMES_H)
AC_SUBST(SIGNAMES_O)
if test -z "$CC_FOR_BUILD"; then
if test "x$cross_compiling" = "xno"; then
CC_FOR_BUILD='$(CC)'
else
CC_FOR_BUILD=gcc
fi
fi
AC_SUBST(CC_FOR_BUILD)
dnl END changes for cross-building
dnl We want these before the checks, so the checks can modify their values.
test -z "$CFLAGS" && CFLAGS=-g auto_cflags=1
dnl If we're using gcc and the user hasn't specified CFLAGS, add -O2 to CFLAGS.
test -n "$GCC" && test -n "$auto_cflags" && CFLAGS="$CFLAGS -O2"
dnl handle options that alter how bash is compiled and linked
dnl these must come after the test for cc/gcc
if test "$opt_profiling" = "yes"; then
PROFILE_FLAGS=-pg
case "$host_os" in
solaris2*) ;;
*) opt_static_link=yes ;;
esac
DEBUG= MALLOC_DEBUG=
fi
if test "$opt_static_link" = yes; then
# if we're using gcc, add `-static' to LDFLAGS, except on Solaris >= 2
if test -n "$GCC" || test "$ac_cv_prog_gcc" = "yes"; then
STATIC_LD="-static"
case "$host_os" in
solaris2*) ;;
*) LDFLAGS="$LDFLAGS -static" ;; # XXX experimental
esac
fi
fi
if test "X$cross_compiling" = "Xno"; then
CPPFLAGS_FOR_BUILD=${CPPFLAGS_FOR_BUILD-"$CPPFLAGS"}
LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-'$(LDFLAGS)'}
else
CPPFLAGS_FOR_BUILD=${CPPFLAGS_FOR_BUILD-""}
LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-""}
fi
test -z "$CFLAGS_FOR_BUILD" && CFLAGS_FOR_BUILD="-g"
AC_SUBST(CFLAGS)
AC_SUBST(CPPFLAGS)
AC_SUBST(LDFLAGS)
AC_SUBST(STATIC_LD)
AC_SUBST(CFLAGS_FOR_BUILD)
AC_SUBST(CPPFLAGS_FOR_BUILD)
AC_SUBST(LDFLAGS_FOR_BUILD)
AC_PROG_GCC_TRADITIONAL
dnl BEGIN READLINE and HISTORY LIBRARY SECTION
dnl prepare to allow bash to be linked against an already-installed readline
dnl first test that the readline version is new enough to link bash against
if test "$opt_readline" = yes && test "$opt_with_installed_readline" != "no"
then
# If the user specified --with-installed-readline=PREFIX and PREFIX
# is not `yes', set ac_cv_rl_prefix to PREFIX
test $opt_with_installed_readline != "yes" && ac_cv_rl_prefix=$opt_with_installed_readline
RL_LIB_READLINE_VERSION
case "$ac_cv_rl_version" in
5*|6*|7*|8*|9*) ;;
*) opt_with_installed_readline=no
AC_MSG_WARN(installed readline library is too old to be linked with bash)
AC_MSG_WARN(using private bash version)
;;
esac
fi
TILDE_LIB=-ltilde
if test $opt_readline = yes; then
AC_DEFINE(READLINE)
if test "$opt_with_installed_readline" != "no" ; then
case "$opt_with_installed_readline" in
yes) RL_INCLUDE= ;;
*) case "$RL_INCLUDEDIR" in
/usr/include) ;;
*) RL_INCLUDE='-I${RL_INCLUDEDIR}' ;;
esac
;;
esac
READLINE_DEP=
READLINE_LIB=-lreadline
# section for OS versions that don't allow unresolved symbols
# to be compiled into dynamic libraries.
case "$host_os" in
cygwin*) TILDE_LIB= ;;
esac
else
RL_LIBDIR='$(dot)/$(LIBSUBDIR)/readline'
READLINE_DEP='$(READLINE_LIBRARY)'
# section for OS versions that ship an older/broken version of
# readline as a standard dynamic library and don't allow a
# static version specified as -llibname to override the
# dynamic version
case "${host_os}" in
darwin[[89]]*) READLINE_LIB='${READLINE_LIBRARY}' ;;
*) READLINE_LIB=-lreadline ;;
esac
fi
else
RL_LIBDIR='$(dot)/$(LIBSUBDIR)/readline'
READLINE_LIB= READLINE_DEP=
fi
if test $opt_history = yes || test $opt_bang_history = yes; then
if test $opt_history = yes; then
AC_DEFINE(HISTORY)
fi
if test $opt_bang_history = yes; then
AC_DEFINE(BANG_HISTORY)
fi
if test "$opt_with_installed_readline" != "no"; then
HIST_LIBDIR=$RL_LIBDIR
HISTORY_DEP=
HISTORY_LIB=-lhistory
case "$opt_with_installed_readline" in
yes) RL_INCLUDE= ;;
*) case "$RL_INCLUDEDIR" in
/usr/include) ;;
*) RL_INCLUDE='-I${RL_INCLUDEDIR}' ;;
esac
;;
esac
else
HIST_LIBDIR='$(dot)/$(LIBSUBDIR)/readline'
HISTORY_DEP='$(HISTORY_LIBRARY)'
# section for OS versions that ship an older version of
# readline as a standard dynamic library and don't allow a
# static version specified as -llibname to override the
# dynamic version
case "${host_os}" in
darwin8*) HISTORY_LIB='${HISTORY_LIBRARY}' ;;
*) HISTORY_LIB=-lhistory ;;
esac
fi
else
HIST_LIBDIR='$(dot)/$(LIBSUBDIR)/readline'
HISTORY_LIB= HISTORY_DEP=
fi
AC_SUBST(READLINE_LIB)
AC_SUBST(READLINE_DEP)
AC_SUBST(RL_LIBDIR)
AC_SUBST(RL_INCLUDEDIR)
AC_SUBST(RL_INCLUDE)
AC_SUBST(HISTORY_LIB)
AC_SUBST(HISTORY_DEP)
AC_SUBST(HIST_LIBDIR)
AC_SUBST(TILDE_LIB)
dnl END READLINE and HISTORY LIBRARY SECTION
dnl programs needed by the build and install process
AC_PROG_INSTALL
AC_CHECK_PROG(AR, ar, , ar)
dnl Set default for ARFLAGS, since autoconf does not have a macro for it.
dnl This allows people to set it when running configure or make
test -n "$ARFLAGS" || ARFLAGS="cr"
AC_PROG_RANLIB
AC_PROG_YACC
AC_PROG_MAKE_SET
case "$host_os" in
opennt*|interix*) MAKE_SHELL="$INTERIX_ROOT/bin/sh" ;;
*) MAKE_SHELL=/bin/sh ;;
esac
AC_SUBST(MAKE_SHELL)
dnl this is similar to the expanded AC_PROG_RANLIB
if test x$SIZE = x; then
if test x$ac_tool_prefix = x; then
SIZE=size
else
SIZE=${ac_tool_prefix}size
save_IFS=$IFS ; IFS=:
size_found=0
for dir in $PATH; do
if test -x $dir/$SIZE ; then
size_found=1
break
fi
done
if test $size_found -eq 0; then
SIZE=:
fi
IFS=$save_IFS
fi
fi
AC_SUBST(SIZE)
dnl Turn on any extensions available in the GNU C library.
AC_DEFINE(_GNU_SOURCE, 1)
dnl C compiler characteristics
AC_C_CONST
AC_C_INLINE
AC_C_BIGENDIAN
AC_C_STRINGIZE
AC_C_LONG_DOUBLE
AC_C_PROTOTYPES
AC_C_CHAR_UNSIGNED
dnl initialize GNU gettext
AM_GNU_GETTEXT([no-libtool], [need-ngettext], [lib/intl])
dnl header files
AC_HEADER_DIRENT
AC_HEADER_TIME
BASH_HEADER_INTTYPES
AC_CHECK_HEADERS(unistd.h stdlib.h stdarg.h varargs.h limits.h string.h \
memory.h locale.h termcap.h termio.h termios.h dlfcn.h \
stddef.h stdint.h netdb.h pwd.h grp.h strings.h regex.h)
AC_CHECK_HEADERS(sys/pte.h sys/stream.h sys/select.h sys/file.h \
sys/resource.h sys/param.h sys/socket.h sys/stat.h \
sys/time.h sys/times.h sys/types.h sys/wait.h)
AC_CHECK_HEADERS(netinet/in.h arpa/inet.h)
dnl sys/ptem.h requires definitions from sys/stream.h on systems where it
dnl exists
AC_CHECK_HEADER(sys/ptem.h, , ,[[
#if HAVE_SYS_STREAM_H
# include <sys/stream.h>
#endif
]])
dnl special checks for libc functions
AC_FUNC_ALLOCA
AC_FUNC_GETPGRP
AC_FUNC_SETVBUF_REVERSED
AC_FUNC_VPRINTF
AC_FUNC_STRCOLL
dnl if we're not using the bash malloc but require the C alloca, set things
dnl up to build a libmalloc.a containing only alloca.o
if test "$ac_cv_func_alloca_works" = "no" && test "$opt_bash_malloc" = "no"; then
MALLOC_TARGET=alloca
MALLOC_SRC=alloca.c
MALLOC_LIB='-lmalloc'
MALLOC_LIBRARY='$(ALLOC_LIBDIR)/libmalloc.a'
MALLOC_LDFLAGS='-L$(ALLOC_LIBDIR)'
MALLOC_DEP='$(MALLOC_LIBRARY)'
fi
dnl if vprintf is not in libc, see if it's defined in stdio.h
if test "$ac_cv_func_vprintf" = no; then
AC_MSG_CHECKING(for declaration of vprintf in stdio.h)
AC_EGREP_HEADER([[int[ ]*vprintf[^a-zA-Z0-9]]],stdio.h,ac_cv_func_vprintf=yes)
AC_MSG_RESULT($ac_cv_func_vprintf)
if test $ac_cv_func_vprintf = yes; then
AC_DEFINE(HAVE_VPRINTF)
fi
fi
if test "$ac_cv_func_vprintf" = no && test "$ac_cv_func__doprnt" = "yes"; then
AC_LIBOBJ(vprint)
fi
dnl signal stuff
AC_TYPE_SIGNAL
dnl checks for certain version-specific system calls and libc functions
AC_CHECK_FUNC(__setostype, AC_DEFINE(HAVE_SETOSTYPE))
AC_CHECK_FUNC(wait3, AC_DEFINE(HAVE_WAIT3))
AC_CHECK_FUNC(isinf, AC_DEFINE(HAVE_ISINF_IN_LIBC))
AC_CHECK_FUNC(isnan, AC_DEFINE(HAVE_ISNAN_IN_LIBC))
dnl checks for missing libc functions
AC_CHECK_FUNC(mkfifo,AC_DEFINE(HAVE_MKFIFO),AC_DEFINE(MKFIFO_MISSING))
dnl checks for system calls
AC_CHECK_FUNCS(dup2 eaccess fcntl getdtablesize getgroups gethostname \
getpagesize getpeername getrlimit getrusage gettimeofday \
kill killpg lstat readlink sbrk select setdtablesize \
tcgetpgrp uname ulimit waitpid)
AC_REPLACE_FUNCS(rename)
dnl checks for c library functions
AC_CHECK_FUNCS(bcopy bzero confstr fnmatch \
getaddrinfo gethostbyname getservbyname getservent inet_aton \
memmove pathconf putenv raise regcomp regexec \
setenv setlinebuf setlocale setvbuf siginterrupt strchr \
sysconf tcgetattr times ttyname tzset unsetenv)
AC_CHECK_FUNCS(vsnprintf snprintf vasprintf asprintf)
AC_CHECK_FUNCS(isascii isblank isgraph isprint isspace isxdigit)
AC_CHECK_FUNCS(getpwent getpwnam getpwuid)
AC_REPLACE_FUNCS(getcwd memset strcasecmp strerror strftime strnlen strpbrk strstr)
AC_REPLACE_FUNCS(strtod strtol strtoul strtoll strtoull strtoimax strtoumax)
AC_CHECK_DECLS([confstr])
AC_CHECK_DECLS([printf])
AC_CHECK_DECLS([sbrk])
AC_CHECK_DECLS([setregid])
AC_CHECK_DECLS([strcpy])
AC_CHECK_DECLS([strsignal])
dnl Extra test to detect the horribly broken HP/UX 11.00 strtold(3)
AC_CHECK_DECLS([strtold], [
AC_MSG_CHECKING([for broken strtold])
AC_CACHE_VAL(bash_cv_strtold_broken,
[AC_TRY_COMPILE(
[#include <stdlib.h>],
[int main() { long double r; char *foo, bar; r = strtold(foo, &bar);}],
bash_cv_strtold_broken=no, bash_cv_strtold_broken=yes,
[AC_MSG_WARN(cannot check for broken strtold if cross-compiling, defaulting to no)])
]
)
AC_MSG_RESULT($bash_cv_strtold_broken)
if test "$bash_cv_strtold_broken" = "yes" ; then
AC_DEFINE(STRTOLD_BROKEN)
fi
])
BASH_CHECK_DECL(strtoimax)
BASH_CHECK_DECL(strtol)
BASH_CHECK_DECL(strtoll)
BASH_CHECK_DECL(strtoul)
BASH_CHECK_DECL(strtoull)
BASH_CHECK_DECL(strtoumax)
AC_FUNC_MKTIME
dnl
dnl Checks for lib/intl and related code (uses some of the output from
dnl AM_GNU_GETTEXT)
dnl
AC_CHECK_HEADERS([argz.h errno.h fcntl.h malloc.h stdio_ext.h])
dnl AC_FUNC_MALLOC
AC_FUNC_MMAP
AC_CHECK_FUNCS([__argz_count __argz_next __argz_stringify dcgettext mempcpy \
munmap stpcpy strcspn strdup])
INTL_DEP= INTL_INC= LIBINTL_H=
if test "x$USE_INCLUDED_LIBINTL" = "xyes"; then
INTL_DEP='${INTL_LIBDIR}/libintl.a'
INTL_INC='-I${INTL_LIBSRC} -I${INTL_BUILDDIR}'
LIBINTL_H='${INTL_BUILDDIR}/libintl.h'
fi
AC_SUBST(INTL_DEP)
AC_SUBST(INTL_INC)
AC_SUBST(LIBINTL_H)
dnl
dnl End of checks needed by files in lib/intl
dnl
BASH_CHECK_MULTIBYTE
dnl checks for the dynamic loading library functions in libc and libdl
if test "$opt_static_link" != yes; then
AC_CHECK_LIB(dl, dlopen)
AC_CHECK_FUNCS(dlopen dlclose dlsym)
fi
dnl this defines SYS_SIGLIST_DECLARED
AC_DECL_SYS_SIGLIST
dnl network functions -- check for inet_aton again
if test "$ac_cv_func_inet_aton" != 'yes'; then
BASH_FUNC_INET_ATON
fi
dnl libraries
dnl this is reportedly no longer necessary for irix[56].?
case "$host_os" in
irix4*) AC_CHECK_LIB(sun, getpwent) ;;
esac
dnl check for getpeername in the socket library only if it's not in libc
if test "$ac_cv_func_getpeername" = no; then
BASH_CHECK_LIB_SOCKET
fi
dnl check for gethostbyname in socket libraries if it's not in libc
if test "$ac_cv_func_gethostbyname" = no; then
BASH_FUNC_GETHOSTBYNAME
fi
dnl system types
AC_TYPE_GETGROUPS
AC_TYPE_OFF_T
AC_TYPE_MODE_T
AC_TYPE_UID_T
AC_TYPE_PID_T
AC_TYPE_SIZE_T
AC_CHECK_TYPE(ssize_t, int)
AC_CHECK_TYPE(time_t, long)
BASH_TYPE_LONG_LONG
BASH_TYPE_UNSIGNED_LONG_LONG
AC_TYPE_SIGNAL
AC_CHECK_SIZEOF(char, 1)
AC_CHECK_SIZEOF(short, 2)
AC_CHECK_SIZEOF(int, 4)
AC_CHECK_SIZEOF(long, 4)
AC_CHECK_SIZEOF(char *, 4)
AC_CHECK_SIZEOF(double, 8)
AC_CHECK_SIZEOF([long long], 8)
AC_CHECK_TYPE(u_int, [unsigned int])
AC_CHECK_TYPE(u_long, [unsigned long])
BASH_TYPE_BITS16_T
BASH_TYPE_U_BITS16_T
BASH_TYPE_BITS32_T
BASH_TYPE_U_BITS32_T
BASH_TYPE_BITS64_T
BASH_TYPE_PTRDIFF_T
dnl structures
AC_HEADER_STAT
dnl system services
AC_SYS_INTERPRETER
if test $ac_cv_sys_interpreter = yes; then
AC_DEFINE(HAVE_HASH_BANG_EXEC)
fi
dnl Miscellaneous Bash tests
if test "$ac_cv_func_lstat" = "no"; then
BASH_FUNC_LSTAT
fi
dnl behavior of system calls and library functions
BASH_FUNC_CTYPE_NONASCII
BASH_FUNC_DUP2_CLOEXEC_CHECK
BASH_SYS_PGRP_SYNC
BASH_SYS_SIGNAL_VINTAGE
dnl checking for the presence of certain library symbols
BASH_SYS_ERRLIST
BASH_SYS_SIGLIST
BASH_UNDER_SYS_SIGLIST
dnl various system types
BASH_TYPE_SIGHANDLER
BASH_CHECK_TYPE(clock_t, [#include <sys/times.h>], long)
BASH_CHECK_TYPE(sigset_t, [#include <signal.h>], int)
BASH_CHECK_TYPE(quad_t, , long, HAVE_QUAD_T)
BASH_CHECK_TYPE(intmax_t, , $bash_cv_type_long_long)
BASH_CHECK_TYPE(uintmax_t, , $bash_cv_type_unsigned_long_long)
if test "$ac_cv_header_sys_socket_h" = "yes"; then
BASH_CHECK_TYPE(socklen_t, [#include <sys/socket.h>], int, HAVE_SOCKLEN_T)
fi
BASH_TYPE_RLIMIT
dnl presence and contents of structures used by system calls
BASH_STRUCT_TERMIOS_LDISC
BASH_STRUCT_TERMIO_LDISC
BASH_STRUCT_DIRENT_D_INO
BASH_STRUCT_DIRENT_D_FILENO
BASH_STRUCT_DIRENT_D_NAMLEN
BASH_STRUCT_WINSIZE
BASH_STRUCT_TIMEVAL
AC_CHECK_MEMBERS([struct stat.st_blocks])
AC_STRUCT_TM
AC_STRUCT_TIMEZONE
BASH_STRUCT_TIMEZONE
dnl presence and behavior of C library functions
BASH_FUNC_STRSIGNAL
BASH_FUNC_OPENDIR_CHECK
BASH_FUNC_ULIMIT_MAXFDS
BASH_FUNC_GETENV
if test "$ac_cv_func_getcwd" = "yes"; then
BASH_FUNC_GETCWD
fi
BASH_FUNC_POSIX_SETJMP
BASH_FUNC_STRCOLL
dnl If putenv or unsetenv is not present, set the right define so the
dnl prototype and declaration in lib/sh/getenv.c will be standard-conformant
if test "$ac_cv_func_putenv" = "yes"; then
BASH_FUNC_STD_PUTENV
else
AC_DEFINE(HAVE_STD_PUTENV)
fi
if test "$ac_cv_func_unsetenv" = "yes"; then
BASH_FUNC_STD_UNSETENV
else
AC_DEFINE(HAVE_STD_UNSETENV)
fi
BASH_FUNC_PRINTF_A_FORMAT
dnl presence and behavior of OS functions
BASH_SYS_REINSTALL_SIGHANDLERS
BASH_SYS_JOB_CONTROL_MISSING
BASH_SYS_NAMED_PIPES
dnl presence of certain CPP defines
AC_HEADER_TIOCGWINSZ
BASH_HAVE_TIOCSTAT
BASH_HAVE_FIONREAD
BASH_CHECK_WCONTINUED
dnl miscellaneous
BASH_CHECK_SPEED_T
BASH_CHECK_GETPW_FUNCS
BASH_CHECK_RTSIGS
BASH_CHECK_SYS_SIGLIST
dnl special checks
case "$host_os" in
hpux*) BASH_CHECK_KERNEL_RLIMIT ;;
esac
if test "$opt_readline" = yes; then
dnl yuck
case "$host_os" in
aix*) prefer_curses=yes ;;
esac
BASH_CHECK_LIB_TERMCAP
fi
AC_SUBST(TERMCAP_LIB)
AC_SUBST(TERMCAP_DEP)
BASH_CHECK_DEV_FD
BASH_CHECK_DEV_STDIN
BASH_SYS_DEFAULT_MAIL_DIR
if test "$bash_cv_job_control_missing" = missing; then
opt_job_control=no
fi
if test "$opt_job_control" = yes; then
AC_DEFINE(JOB_CONTROL)
JOBS_O=jobs.o
else
JOBS_O=nojobs.o
fi
AC_SUBST(JOBS_O)
if test "$opt_job_backgrounding" = yes; then
AC_DEFINE(JOB_BACKGROUNDING)
fi
dnl Defines that we want to propagate to the Makefiles in subdirectories,
dnl like glob and readline
LOCAL_DEFS=-DSHELL
dnl use this section to possibly define more cpp variables, specify local
dnl libraries, and specify any additional local cc flags
dnl
dnl this should really go away someday
case "${host_os}" in
sysv4.2*) AC_DEFINE(SVR4_2)
AC_DEFINE(SVR4) ;;
sysv4*) AC_DEFINE(SVR4) ;;
sysv5*) AC_DEFINE(SVR5) ;;
hpux9*) LOCAL_CFLAGS="-DHPUX9 -DHPUX" ;;
hpux*) LOCAL_CFLAGS=-DHPUX ;;
dgux*) LOCAL_CFLAGS=-D_DGUX_SOURCE; LOCAL_LIBS=-ldgc ;;
isc*) LOCAL_CFLAGS=-Disc386 ;;
rhapsody*) LOCAL_CFLAGS=-DRHAPSODY ;;
darwin*) LOCAL_CFLAGS=-DMACOSX ;;
sco3.2v5*) LOCAL_CFLAGS="-b elf -DWAITPID_BROKEN -DPATH_MAX=1024" ;;
sco3.2v4*) LOCAL_CFLAGS="-DMUST_UNBLOCK_CHLD -DPATH_MAX=1024" ;;
sco3.2*) LOCAL_CFLAGS=-DMUST_UNBLOCK_CHLD ;;
sunos4*) LOCAL_CFLAGS=-DSunOS4 ;;
solaris2.5*) LOCAL_CFLAGS="-DSunOS5 -DSOLARIS" ;;