Annotation of embedaddon/readline/configure.ac, revision 1.1
1.1 ! misho 1: dnl
! 2: dnl Configure script for readline library
! 3: dnl
! 4: dnl report bugs to chet@po.cwru.edu
! 5: dnl
! 6: dnl Process this file with autoconf to produce a configure script.
! 7:
! 8: # Copyright (C) 1987-2014 Free Software Foundation, Inc.
! 9:
! 10: # This program is free software: you can redistribute it and/or modify
! 11: # it under the terms of the GNU General Public License as published by
! 12: # the Free Software Foundation, either version 3 of the License, or
! 13: # (at your option) any later version.
! 14:
! 15: # This program is distributed in the hope that it will be useful,
! 16: # but WITHOUT ANY WARRANTY; without even the implied warranty of
! 17: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
! 18: # GNU General Public License for more details.
! 19:
! 20: # You should have received a copy of the GNU General Public License
! 21: # along with this program. If not, see <http://www.gnu.org/licenses/>.
! 22:
! 23: AC_REVISION([for Readline 6.3, version 2.73])
! 24:
! 25: AC_INIT(readline, 6.3, bug-readline@gnu.org)
! 26:
! 27: dnl make sure we are using a recent autoconf version
! 28: AC_PREREQ(2.50)
! 29:
! 30: AC_CONFIG_SRCDIR(readline.h)
! 31: AC_CONFIG_AUX_DIR(./support)
! 32: AC_CONFIG_HEADERS(config.h)
! 33:
! 34: dnl update the value of RL_READLINE_VERSION in readline.h when this changes
! 35: LIBVERSION=6.3
! 36:
! 37: AC_CANONICAL_HOST
! 38: AC_CANONICAL_BUILD
! 39:
! 40: dnl configure defaults
! 41: opt_curses=no
! 42: opt_purify=no
! 43:
! 44: dnl arguments to configure
! 45: AC_ARG_WITH(curses, AC_HELP_STRING([--with-curses], [use the curses library instead of the termcap library]), opt_curses=$withval)
! 46: AC_ARG_WITH(purify, AC_HELP_STRING([--with-purify], [configure to postprocess with purify]), opt_purify=$withval)
! 47:
! 48: if test "$opt_curses" = "yes"; then
! 49: prefer_curses=yes
! 50: fi
! 51:
! 52: if test "$opt_purify" = yes; then
! 53: PURIFY="purify"
! 54: else
! 55: PURIFY=
! 56: fi
! 57:
! 58: dnl option parsing for optional features
! 59: opt_multibyte=yes
! 60: opt_static_libs=yes
! 61: opt_shared_libs=yes
! 62:
! 63: AC_ARG_ENABLE(multibyte, AC_HELP_STRING([--enable-multibyte], [enable multibyte characters if OS supports them]), opt_multibyte=$enableval)
! 64: AC_ARG_ENABLE(shared, AC_HELP_STRING([--enable-shared], [build shared libraries [[default=YES]]]), opt_shared_libs=$enableval)
! 65: AC_ARG_ENABLE(static, AC_HELP_STRING([--enable-static], [build static libraries [[default=YES]]]), opt_static_libs=$enableval)
! 66:
! 67: if test $opt_multibyte = no; then
! 68: AC_DEFINE(NO_MULTIBYTE_SUPPORT)
! 69: fi
! 70:
! 71: dnl load up the cross-building cache file -- add more cases and cache
! 72: dnl files as necessary
! 73:
! 74: dnl Note that host and target machine are the same, and different than the
! 75: dnl build machine.
! 76:
! 77: CROSS_COMPILE=
! 78: if test "x$cross_compiling" = "xyes"; then
! 79: case "${host}" in
! 80: *-cygwin*)
! 81: cross_cache=${srcdir}/cross-build/cygwin.cache
! 82: ;;
! 83: *-mingw*)
! 84: cross_cache=${srcdir}/cross-build/mingw.cache
! 85: ;;
! 86: i[[3456]]86-*-beos*)
! 87: cross_cache=${srcdir}/cross-build/x86-beos.cache
! 88: ;;
! 89: *) echo "configure: cross-compiling for $host is not supported" >&2
! 90: ;;
! 91: esac
! 92: if test -n "${cross_cache}" && test -r "${cross_cache}"; then
! 93: echo "loading cross-build cache file ${cross_cache}"
! 94: . ${cross_cache}
! 95: fi
! 96: unset cross_cache
! 97: CROSS_COMPILE='-DCROSS_COMPILING'
! 98: AC_SUBST(CROSS_COMPILE)
! 99: fi
! 100:
! 101: echo ""
! 102: echo "Beginning configuration for readline-$LIBVERSION for ${host_cpu}-${host_vendor}-${host_os}"
! 103: echo ""
! 104:
! 105: # We want these before the checks, so the checks can modify their values.
! 106: test -z "$CFLAGS" && CFLAGS=-g auto_cflags=1
! 107:
! 108: AC_PROG_MAKE_SET
! 109: AC_PROG_CC
! 110: dnl AC_AIX
! 111: AC_MINIX
! 112:
! 113: # If we're using gcc and the user hasn't specified CFLAGS, add -O to CFLAGS.
! 114: test -n "$GCC" && test -n "$auto_cflags" && CFLAGS="$CFLAGS -O"
! 115:
! 116: AC_PROG_GCC_TRADITIONAL
! 117: AC_PROG_INSTALL
! 118: AC_CHECK_TOOL(AR, ar)
! 119: dnl Set default for ARFLAGS, since autoconf does not have a macro for it.
! 120: dnl This allows people to set it when running configure or make
! 121: test -n "$ARFLAGS" || ARFLAGS="cr"
! 122: AC_PROG_RANLIB
! 123:
! 124: MAKE_SHELL=/bin/sh
! 125: AC_SUBST(MAKE_SHELL)
! 126:
! 127: AC_C_CONST
! 128: AC_C_PROTOTYPES
! 129: AC_C_CHAR_UNSIGNED
! 130: AC_C_VOLATILE
! 131:
! 132: AC_TYPE_SIGNAL
! 133:
! 134: AC_TYPE_SIZE_T
! 135: AC_CHECK_TYPE(ssize_t, int)
! 136:
! 137: AC_HEADER_STDC
! 138:
! 139: AC_HEADER_STAT
! 140: AC_HEADER_DIRENT
! 141:
! 142: AC_CHECK_FUNCS(fcntl kill lstat)
! 143: AC_CHECK_FUNCS(memmove putenv select setenv setlocale \
! 144: strcasecmp strpbrk tcgetattr vsnprintf)
! 145: AC_CHECK_FUNCS(isascii isxdigit)
! 146: AC_CHECK_FUNCS(getpwent getpwnam getpwuid)
! 147:
! 148: AC_FUNC_STRCOLL
! 149:
! 150: AC_CHECK_HEADERS(fcntl.h unistd.h stdlib.h varargs.h stdarg.h stdbool.h \
! 151: string.h strings.h \
! 152: limits.h locale.h pwd.h memory.h termcap.h termios.h termio.h)
! 153: AC_CHECK_HEADERS(sys/pte.h sys/stream.h sys/select.h sys/file.h)
! 154:
! 155: AC_CHECK_HEADERS(sys/ptem.h,,,
! 156: [[
! 157: #if HAVE_SYS_STREAM_H
! 158: # include <sys/stream.h>
! 159: #endif
! 160: ]])
! 161:
! 162: AC_SYS_LARGEFILE
! 163:
! 164: BASH_SYS_SIGNAL_VINTAGE
! 165: BASH_SYS_REINSTALL_SIGHANDLERS
! 166:
! 167: BASH_FUNC_POSIX_SETJMP
! 168: BASH_FUNC_LSTAT
! 169: BASH_FUNC_STRCOLL
! 170: BASH_FUNC_CTYPE_NONASCII
! 171:
! 172: BASH_CHECK_GETPW_FUNCS
! 173:
! 174: AC_HEADER_TIOCGWINSZ
! 175:
! 176: BASH_TYPE_SIG_ATOMIC_T
! 177: BASH_TYPE_SIGHANDLER
! 178:
! 179: BASH_HAVE_TIOCSTAT
! 180: BASH_HAVE_FIONREAD
! 181: BASH_CHECK_SPEED_T
! 182: BASH_STRUCT_WINSIZE
! 183: BASH_STRUCT_DIRENT_D_INO
! 184: BASH_STRUCT_DIRENT_D_FILENO
! 185:
! 186: AC_CHECK_DECLS([AUDIT_USER_TTY],,, [[#include <linux/audit.h>]])
! 187:
! 188: dnl yuck
! 189: case "$host_os" in
! 190: aix*) prefer_curses=yes ;;
! 191: esac
! 192: BASH_CHECK_LIB_TERMCAP
! 193: if test "$TERMCAP_LIB" = "./lib/termcap/libtermcap.a"; then
! 194: if test "$prefer_curses" = yes; then
! 195: TERMCAP_LIB=-lcurses
! 196: else
! 197: TERMCAP_LIB=-ltermcap #default
! 198: fi
! 199: fi
! 200:
! 201: BASH_CHECK_MULTIBYTE
! 202:
! 203: case "$host_cpu" in
! 204: *cray*) LOCAL_CFLAGS=-DCRAY ;;
! 205: *s390*) LOCAL_CFLAGS=-fsigned-char ;;
! 206: esac
! 207:
! 208: case "$host_os" in
! 209: isc*) LOCAL_CFLAGS=-Disc386 ;;
! 210: esac
! 211:
! 212: # shared library configuration section
! 213: #
! 214: # Shared object configuration section. These values are generated by
! 215: # ${srcdir}/support/shobj-conf
! 216: #
! 217: if test -f ${srcdir}/support/shobj-conf; then
! 218: AC_MSG_CHECKING(configuration for building shared libraries)
! 219: eval `TERMCAP_LIB=$TERMCAP_LIB ${CONFIG_SHELL-/bin/sh} ${srcdir}/support/shobj-conf -C "${CC}" -c ${host_cpu} -o ${host_os} -v ${host_vendor}`
! 220:
! 221: # case "$SHLIB_LIBS" in
! 222: # *curses*|*termcap*|*termlib*) ;;
! 223: # *) SHLIB_LIBS="$SHLIB_LIBS $TERMCAP_LIB" ;;
! 224: # esac
! 225:
! 226: AC_SUBST(SHOBJ_CC)
! 227: AC_SUBST(SHOBJ_CFLAGS)
! 228: AC_SUBST(SHOBJ_LD)
! 229: AC_SUBST(SHOBJ_LDFLAGS)
! 230: AC_SUBST(SHOBJ_XLDFLAGS)
! 231: AC_SUBST(SHOBJ_LIBS)
! 232: AC_SUBST(SHOBJ_STATUS)
! 233: AC_SUBST(SHLIB_STATUS)
! 234: AC_SUBST(SHLIB_XLDFLAGS)
! 235: AC_SUBST(SHLIB_DOT)
! 236: AC_SUBST(SHLIB_LIBPREF)
! 237: AC_SUBST(SHLIB_LIBSUFF)
! 238: AC_SUBST(SHLIB_LIBVERSION)
! 239: AC_SUBST(SHLIB_DLLVERSION)
! 240: AC_SUBST(SHLIB_LIBS)
! 241: AC_MSG_RESULT($SHLIB_STATUS)
! 242:
! 243: # SHLIB_STATUS is either `supported' or `unsupported'. If it's
! 244: # `unsupported', turn off any default shared library building
! 245: if test "$SHLIB_STATUS" = 'unsupported'; then
! 246: opt_shared_libs=no
! 247: fi
! 248:
! 249: # shared library versioning
! 250: # quoted for m4 so I can use character classes
! 251: SHLIB_MAJOR=[`expr "$LIBVERSION" : '\([0-9]\)\..*'`]
! 252: SHLIB_MINOR=[`expr "$LIBVERSION" : '[0-9]\.\([0-9]\).*'`]
! 253: AC_SUBST(SHLIB_MAJOR)
! 254: AC_SUBST(SHLIB_MINOR)
! 255: fi
! 256:
! 257: if test "$opt_static_libs" = "yes"; then
! 258: STATIC_TARGET=static
! 259: STATIC_INSTALL_TARGET=install-static
! 260: fi
! 261: if test "$opt_shared_libs" = "yes"; then
! 262: SHARED_TARGET=shared
! 263: SHARED_INSTALL_TARGET=install-shared
! 264: fi
! 265:
! 266: AC_SUBST(STATIC_TARGET)
! 267: AC_SUBST(SHARED_TARGET)
! 268: AC_SUBST(STATIC_INSTALL_TARGET)
! 269: AC_SUBST(SHARED_INSTALL_TARGET)
! 270:
! 271: case "$build_os" in
! 272: msdosdjgpp*) BUILD_DIR=`pwd.exe` ;; # to prevent //d/path/file
! 273: *) BUILD_DIR=`pwd` ;;
! 274: esac
! 275:
! 276: case "$BUILD_DIR" in
! 277: *\ *) BUILD_DIR=`echo "$BUILD_DIR" | sed 's: :\\\\ :g'` ;;
! 278: *) ;;
! 279: esac
! 280:
! 281: AC_SUBST(PURIFY)
! 282: AC_SUBST(BUILD_DIR)
! 283:
! 284: AC_SUBST(CFLAGS)
! 285: AC_SUBST(LOCAL_CFLAGS)
! 286: AC_SUBST(LOCAL_LDFLAGS)
! 287: AC_SUBST(LOCAL_DEFS)
! 288:
! 289: AC_SUBST(AR)
! 290: AC_SUBST(ARFLAGS)
! 291:
! 292: AC_SUBST(host_cpu)
! 293: AC_SUBST(host_os)
! 294:
! 295: AC_SUBST(LIBVERSION)
! 296:
! 297: AC_SUBST(TERMCAP_LIB)
! 298:
! 299: AC_OUTPUT([Makefile doc/Makefile examples/Makefile shlib/Makefile],
! 300: [
! 301: # Makefile uses this timestamp file to record whether config.h is up to date.
! 302: echo > stamp-h
! 303: ])
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