[14] | 1 | dnl Run autoconf on this file to produce the system configuration |
---|
| 2 | dnl script "configure" |
---|
| 3 | |
---|
| 4 | # FileName [ configure.in ] |
---|
| 5 | # |
---|
| 6 | # PackageName [ vis ] |
---|
| 7 | # |
---|
| 8 | # Synopsis [ System configuration script for autoconf ] |
---|
| 9 | # |
---|
| 10 | # SeeAlso [ Makefile.in ] |
---|
| 11 | # |
---|
| 12 | # Author [ Stephen Edwards <sedwards@eecs.berkeley.edu> ] |
---|
| 13 | # |
---|
| 14 | # Copyright [ |
---|
| 15 | # Copyright (c) 1994-1996 The Regents of the Univ. of California. |
---|
| 16 | # All rights reserved. |
---|
| 17 | # |
---|
| 18 | # Permission is hereby granted, without written agreement and without license |
---|
| 19 | # or royalty fees, to use, copy, modify, and distribute this software and its |
---|
| 20 | # documentation for any purpose, provided that the above copyright notice and |
---|
| 21 | # the following two paragraphs appear in all copies of this software. |
---|
| 22 | # |
---|
| 23 | # IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR |
---|
| 24 | # DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT |
---|
| 25 | # OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF |
---|
| 26 | # CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
---|
| 27 | # |
---|
| 28 | # THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES, |
---|
| 29 | # INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND |
---|
| 30 | # FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS ON AN |
---|
| 31 | # "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO PROVIDE |
---|
| 32 | # MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. |
---|
| 33 | # ] |
---|
| 34 | # |
---|
| 35 | # Revision [$Id: configure.in,v 1.62 2004/08/20 18:31:32 fabio Exp $] |
---|
| 36 | |
---|
| 37 | # Require autoconf version 2.11 or above -- it checks to see if the C |
---|
| 38 | # compiler actually works! |
---|
| 39 | |
---|
| 40 | AC_PREREQ(2.11) |
---|
| 41 | |
---|
| 42 | AC_INIT(src/cmd/cmd.h) |
---|
| 43 | |
---|
| 44 | # Look for install.sh, config.guess, and config.sub in the "helpers" dir |
---|
| 45 | AC_CONFIG_AUX_DIR(helpers) |
---|
| 46 | |
---|
| 47 | #---------------------------------------------------------------------- |
---|
| 48 | # Configuration options |
---|
| 49 | #---------------------------------------------------------------------- |
---|
| 50 | |
---|
| 51 | # Give the configurer a chance to set the location of the GLU tree |
---|
| 52 | |
---|
| 53 | AC_SUBST(glulibdir) |
---|
| 54 | AC_ARG_WITH(glu-libdir, |
---|
| 55 | [ --with-glu-libdir=<libdir> Specify directories to search for the GLU library. |
---|
| 56 | Expects to find <libdir>/libglu.a], |
---|
| 57 | [glulibdir=$withval], [glulibdir=""]) |
---|
| 58 | |
---|
| 59 | AC_SUBST(gluincdir) |
---|
| 60 | AC_ARG_WITH(glu-incdir, |
---|
| 61 | [ --with-glu-incdir=<incdir> Specify directories to search for the GLU headers], |
---|
| 62 | [gluincdir=$withval], [gluincdir=""]) |
---|
| 63 | |
---|
| 64 | # Give the configurer a chance to set a different location for the VIS |
---|
| 65 | # headers and library |
---|
| 66 | |
---|
| 67 | AC_SUBST(vislibdir) |
---|
| 68 | AC_ARG_WITH(vis-libdir, |
---|
| 69 | [ --with-vis-libdir=<libdir> Specify directories to search for the VIS |
---|
| 70 | and headers. Defaults to \".\". |
---|
| 71 | Expects to find <libdir>/libvis.a], |
---|
| 72 | [vislibdir=$withval], |
---|
| 73 | [vislibdir="."]) |
---|
| 74 | |
---|
| 75 | # Give the configurer a chance to set a different location for the VIS |
---|
| 76 | # source. When specified, "srcdir" points to "master" source, and |
---|
| 77 | # "local_srcdir" points to the source under local development. |
---|
| 78 | |
---|
| 79 | AC_SUBST(local_srcdir) |
---|
| 80 | AC_ARG_WITH(local-srcdir, |
---|
| 81 | [ --with-local-srcdir=<srcdir> Specify the root directory to search for |
---|
| 82 | source for packages (the PKGS list). |
---|
| 83 | Expects to find, e.g., <srcdir>/tbl/tbl.c], |
---|
| 84 | [local_srcdir=$withval], |
---|
| 85 | [local_srcdir=$srcdir]) |
---|
| 86 | |
---|
| 87 | # Give the configurer a chance to set the BDD library |
---|
| 88 | |
---|
| 89 | AC_SUBST(BDDLIB) |
---|
| 90 | AC_ARG_WITH(bdd, |
---|
| 91 | [ --with-bdd=<bddPackage> Specify the BDD library to link against. |
---|
| 92 | Defaults to --with-bdd=cu.], |
---|
| 93 | [BDDLIB=$withval], |
---|
| 94 | [BDDLIB=cu]) |
---|
| 95 | |
---|
| 96 | #---------------------------------------------------------------------- |
---|
| 97 | # Checks for programs we need |
---|
| 98 | #---------------------------------------------------------------------- |
---|
| 99 | AC_PATH_PROG(ZCHAFF,zchaff) |
---|
| 100 | AC_PATH_PROG(AR, ar, ar) |
---|
| 101 | AC_PROG_RANLIB |
---|
| 102 | |
---|
| 103 | AC_CANONICAL_SYSTEM |
---|
| 104 | AC_SUBST(target) |
---|
| 105 | |
---|
| 106 | # Determine the name of the C compiler we're going to use |
---|
| 107 | |
---|
| 108 | AC_ARG_ENABLE(gcc, |
---|
| 109 | [ --enable-gcc Allow use of gcc if available], |
---|
| 110 | [gcc_ok=$enableval], [gcc_ok=no]) |
---|
| 111 | |
---|
| 112 | # We cannot set CC=g++ directly because many configuration test programs |
---|
| 113 | # do not compile with g++. Hence, when the user specifies --enable-gcc=g++, |
---|
| 114 | # we set CC=gcc during configuration, and then CC=g++ at the end. |
---|
| 115 | # The same applies to icpc and icc. |
---|
| 116 | if test "$gcc_ok" != no; then |
---|
| 117 | case "$gcc_ok" in |
---|
| 118 | yes | g++) |
---|
| 119 | CC=gcc ;; |
---|
| 120 | icpc) |
---|
| 121 | CC=icc ;; |
---|
| 122 | *) |
---|
| 123 | CC=$gcc_ok |
---|
| 124 | esac |
---|
| 125 | else |
---|
| 126 | if test -z "$CC" ; then |
---|
| 127 | # Balakrishna Kumthekar <kumtheka@colorado.edu> |
---|
| 128 | # As we do not support cc on RS6000, Cygwin and SunOS. |
---|
| 129 | case "$target" in |
---|
| 130 | rs6000-ibm-aix* | *-pc-cygwin32 | sparc-sun-sunos*) |
---|
| 131 | CC=gcc ;; |
---|
| 132 | *) |
---|
| 133 | CC=cc ;; |
---|
| 134 | esac |
---|
| 135 | fi |
---|
| 136 | fi |
---|
| 137 | AC_PROG_CC |
---|
| 138 | |
---|
| 139 | AC_ARG_ENABLE(64, |
---|
| 140 | [ --enable-64 Use 64-bit pointers on 64-bit Alpha machines], |
---|
| 141 | [use_sixty_four=$enableval], [use_sixty_four=no]) |
---|
| 142 | |
---|
| 143 | # Gcc does not support 32-bit pointers on the Alphas. |
---|
| 144 | if test "$gcc_ok" != no; then |
---|
| 145 | use_sixty_four=yes |
---|
| 146 | fi |
---|
| 147 | |
---|
| 148 | |
---|
| 149 | # Roderick Bloem (rbloem@colorado.edu): making a special case for |
---|
| 150 | # ultrix install, since it's annoying about setting groupids. |
---|
| 151 | case "$target" in |
---|
| 152 | mips-dec-ultrix*) |
---|
| 153 | INSTALL="helpers/install-sh -c" |
---|
| 154 | INSTALL_PROGRAM="\${INSTALL}" |
---|
| 155 | INSTALL_DATA="\${INSTALL} -m 644";; |
---|
| 156 | |
---|
| 157 | *) |
---|
| 158 | AC_PROG_INSTALL ;; |
---|
| 159 | esac |
---|
| 160 | |
---|
| 161 | # Determine the compiler flags to use |
---|
| 162 | |
---|
| 163 | DEBUG_CFLAGS="-g" |
---|
| 164 | DEBUG_LDFLAGS="" |
---|
| 165 | |
---|
| 166 | case "$target" in |
---|
| 167 | |
---|
| 168 | i686-pc-linux-gnu) |
---|
| 169 | # Linux with Intel compiler |
---|
| 170 | # -ansi: ANSI C conformance |
---|
| 171 | # -ip: inter-procedural optimization |
---|
| 172 | OPTIMIZE_CFLAGS="-g -O3 -ansi -ip" |
---|
| 173 | ;; |
---|
| 174 | |
---|
| 175 | sparc-sun-solaris* | i386-pc-solaris*) |
---|
| 176 | # Sparc and X86 Solaris: |
---|
| 177 | # -xO3: Highest safe level of optimization |
---|
| 178 | # -native: Optimize for the native processor (if supported) |
---|
| 179 | # -dalign: Generate double-word load/store for performance |
---|
| 180 | # (only for SPARC) |
---|
| 181 | # and other arcane compilation flags. |
---|
| 182 | if test "$GCC" = yes; then |
---|
| 183 | OPTIMIZE_CFLAGS="-O" |
---|
| 184 | else |
---|
| 185 | case "$target" in |
---|
| 186 | sparc-sun-solaris*) |
---|
| 187 | ALIGN=" -dalign" ;; |
---|
| 188 | *) |
---|
| 189 | ALIGN="" ;; |
---|
| 190 | esac |
---|
| 191 | AC_MSG_CHECKING([for -native]) |
---|
| 192 | CFLAGS="-xO3 -native$ALIGN" |
---|
| 193 | AC_CACHE_VAL(ac_cv_have_native, |
---|
| 194 | [ AC_TRY_RUN([ |
---|
| 195 | main(){exit(0);} |
---|
| 196 | ],ac_cv_have_native=yes,ac_cv_have_native=no,ac_cv_have_native=no)]) |
---|
| 197 | if test $ac_cv_have_native = yes ; then |
---|
| 198 | AC_MSG_RESULT(working) |
---|
| 199 | OPTIMIZE_CFLAGS="-xO3 -native$ALIGN" |
---|
| 200 | else |
---|
| 201 | AC_MSG_RESULT(broken) |
---|
| 202 | AC_MSG_CHECKING([for fallback optimization flags]) |
---|
| 203 | CFLAGS="-xO3 -fns -fsimple=2$ALIGN -ftrap=%none -xlibmil" |
---|
| 204 | AC_CACHE_VAL(ac_cv_have_fallback, |
---|
| 205 | [ AC_TRY_RUN([ |
---|
| 206 | main(){exit(0);} |
---|
| 207 | ],ac_cv_have_fallback=yes,ac_cv_have_fallback=no,ac_cv_have_fallback=no)]) |
---|
| 208 | if test $ac_cv_have_fallback = yes ; then |
---|
| 209 | AC_MSG_RESULT(working) |
---|
| 210 | OPTIMIZE_CFLAGS="-xO3 -fns -fsimple=2$ALIGN -ftrap=%none -xlibmil" |
---|
| 211 | else |
---|
| 212 | AC_MSG_RESULT(broken) |
---|
| 213 | OPTIMIZE_CFLAGS="-O" |
---|
| 214 | fi |
---|
| 215 | fi |
---|
| 216 | fi |
---|
| 217 | ;; |
---|
| 218 | |
---|
| 219 | mips-dec-ultrix*) |
---|
| 220 | # MIPS-based DECstations running Ultrix: |
---|
| 221 | # -std1: Produce non-ANSI code warnings, and define __STDC__ |
---|
| 222 | # -O: Use the global "ucode" optimizer |
---|
| 223 | # -Olimit 5000: Don't optimize routines bigger than 5000 basic blocks |
---|
| 224 | OPTIMIZE_CFLAGS="-std1 -O -Olimit 5000" ;; |
---|
| 225 | |
---|
| 226 | alpha-dec-osf*) |
---|
| 227 | # DEC Alpha running OSF: |
---|
| 228 | |
---|
| 229 | # 64-bit mode: |
---|
| 230 | # -g3: Produce symbol table information for optimized code |
---|
| 231 | # -O4: Enable every optimization |
---|
| 232 | # -std: Enforce the ANSI standard with extensions, define __STDC__ |
---|
| 233 | # -ieee_with_no_inexact: Disable (potentially slow) signaling |
---|
| 234 | # for inexact floating-point results |
---|
| 235 | # -tune host: Tune instructions for the compilation host machine |
---|
| 236 | OPTIMIZE_CFLAGS="-g3 -O4 -std -ieee_with_no_inexact -tune host" |
---|
| 237 | DEBUG_CFLAGS="-g -std -ieee_with_no_inexact" |
---|
| 238 | |
---|
| 239 | # -non_shared: Do not use shared libraries |
---|
| 240 | # -om: Generate an OMAGIC file for the om optimizer |
---|
| 241 | OPTIMIZE_LDFLAGS="-non_shared" |
---|
| 242 | |
---|
| 243 | if test "$use_sixty_four" = "no"; then |
---|
| 244 | # 32-bit mode: |
---|
| 245 | # -xtaso: Make the compiler respond to #pragma pointer_size directives |
---|
| 246 | OPTIMIZE_CFLAGS="$OPTIMIZE_CFLAGS -xtaso" |
---|
| 247 | DEBUG_CFLAGS="$DEBUG_CFLAGS -xtaso" |
---|
| 248 | |
---|
| 249 | # -taso: Load the executable into the lower 31-bit address space |
---|
| 250 | OPTIMIZE_LDFLAGS="$OPTIMIZE_LDFLAGS -om -taso" |
---|
| 251 | DEBUG_LDFLAGS="$DEBUG_LDFLAGS -taso" |
---|
| 252 | |
---|
| 253 | AC_DEFINE(SIZEOF_VOID_P, 4) |
---|
| 254 | ac_sizeof_voidp=4 |
---|
| 255 | fi |
---|
| 256 | ;; |
---|
| 257 | |
---|
| 258 | hppa*-*-hpux*) |
---|
| 259 | # HP running HPUX |
---|
| 260 | # -Aa: Behave as an ANSI compiler |
---|
| 261 | # -D_HPUX_SOURCE: Include "HP-specific" symbols in the header |
---|
| 262 | # files (e.g., this means sys/resource.h has struct rusage) |
---|
| 263 | # +Onolimit: removes resource restrictions for optimization |
---|
| 264 | OPTIMIZE_CFLAGS="-O -Aa +Onolimit -D_HPUX_SOURCE" |
---|
| 265 | DEBUG_CFLAGS="-g -Aa -D_HPUX_SOURCE" ;; |
---|
| 266 | |
---|
| 267 | *) |
---|
| 268 | # Other systems: |
---|
| 269 | OPTIMIZE_CFLAGS="-O" ;; |
---|
| 270 | |
---|
| 271 | esac |
---|
| 272 | |
---|
| 273 | if test "$GCC" = yes; then |
---|
| 274 | case "$target" in |
---|
| 275 | i686-pc-linux-gnu | i386-pc-solaris* | i386-pc-cygwin32 | i386-*-freebsd*) |
---|
| 276 | AC_MSG_CHECKING([for -mcpu and -malign compiler options]) |
---|
| 277 | CFLAGS="-g -O6 -mcpu=pentiumpro -malign-double" |
---|
| 278 | AC_TRY_COMPILE(,,ac_have_mcpu=yes,ac_have_mcpu=no) |
---|
| 279 | if test "$ac_have_mcpu" = yes; then |
---|
| 280 | AC_MSG_RESULT(working) |
---|
| 281 | OPTIMIZE_CFLAGS="-g -O6 -mcpu=pentiumpro -malign-double" |
---|
| 282 | else |
---|
| 283 | AC_MSG_RESULT(broken) |
---|
| 284 | OPTIMIZE_CFLAGS="-g -O3" |
---|
| 285 | fi |
---|
| 286 | ;; |
---|
| 287 | sparc-sun-solaris*) |
---|
| 288 | AC_MSG_CHECKING([for -mtune compiler option]) |
---|
| 289 | CFLAGS="-g -O6 -mtune=ultrasparc" |
---|
| 290 | AC_TRY_COMPILE(,,ac_have_mtune=yes,ac_have_mtune=no) |
---|
| 291 | if test "$ac_have_mtune" = yes; then |
---|
| 292 | AC_MSG_RESULT(working) |
---|
| 293 | OPTIMIZE_CFLAGS="-g -O6 -mtune=ultrasparc" |
---|
| 294 | else |
---|
| 295 | AC_MSG_RESULT(not working) |
---|
| 296 | OPTIMIZE_CFLAGS="-g -O3" |
---|
| 297 | fi |
---|
| 298 | ;; |
---|
| 299 | *) |
---|
| 300 | OPTIMIZE_CFLAGS="-g -O3" |
---|
| 301 | ;; |
---|
| 302 | esac |
---|
| 303 | OPTIMIZE_LDFLAGS="" |
---|
| 304 | DEBUG_CFLAGS="-g" |
---|
| 305 | DEBUG_LDFLAGS="" |
---|
| 306 | fi |
---|
| 307 | |
---|
| 308 | AC_ARG_WITH(comp-mode, |
---|
| 309 | [ --with-comp-mode=<mode> Specify a special compilation mode: |
---|
| 310 | optimize (the default): Produce optimized |
---|
| 311 | code, with symbol table information |
---|
| 312 | if supported on the platform/compiler, |
---|
| 313 | and without asserts. |
---|
| 314 | debug: Produce unoptimized code with symbol table |
---|
| 315 | information and asserts enabled |
---|
| 316 | purify: Unoptimized code linked with purify |
---|
| 317 | quantify: Optimized code without asserts |
---|
| 318 | linked with quantify], |
---|
| 319 | [comp_mode=$withval], |
---|
| 320 | [comp_mode=optimize]) |
---|
| 321 | AC_SUBST(LINKER) |
---|
| 322 | AC_SUBST(PLINKER) |
---|
| 323 | |
---|
| 324 | LINKER="$CC" |
---|
| 325 | |
---|
| 326 | case "$comp_mode" in |
---|
| 327 | debug) |
---|
| 328 | CFLAGS="$DEBUG_CFLAGS" |
---|
| 329 | LDFLAGS="$DEBUG_LDFLAGS" ;; |
---|
| 330 | purify) |
---|
| 331 | CFLAGS="$DEBUG_CFLAGS" |
---|
| 332 | LDFLAGS="$DEBUG_LDFLAGS" |
---|
| 333 | AC_DEFINE(PURIFY) |
---|
| 334 | LINKER="purify -cache-dir=/tmp $CC" |
---|
| 335 | PLINKER="purify -log-file=./purify.log -cachedir=/tmp $CC" ;; |
---|
| 336 | quantify) |
---|
| 337 | CFLAGS="$OPTIMIZE_CFLAGS" |
---|
| 338 | LDFLAGS="$OPTIMIZE_LDFLAGS" |
---|
| 339 | AC_DEFINE(QUANTIFY) |
---|
| 340 | AC_DEFINE(NDEBUG) |
---|
| 341 | LINKER="quantify $CC" ;; |
---|
| 342 | optimize | *) |
---|
| 343 | CFLAGS="$OPTIMIZE_CFLAGS" |
---|
| 344 | LDFLAGS="$OPTIMIZE_LDFLAGS" |
---|
| 345 | AC_DEFINE(NDEBUG) ;; |
---|
| 346 | esac |
---|
| 347 | |
---|
| 348 | AC_PROG_LEX |
---|
| 349 | AC_MSG_CHECKING(if $LEX accepts the -o and -P options) |
---|
| 350 | |
---|
| 351 | AC_CACHE_VAL(ac_cv_flex_accepts_op, |
---|
| 352 | [ ac_cv_flex_accepts_op=yes ; |
---|
| 353 | echo "%%\ |
---|
| 354 | %%" | $LEX -Ptest -o/dev/null >/dev/null 2>&1 || ac_cv_flex_accepts_op=no ]) |
---|
| 355 | if test $ac_cv_flex_accepts_op = yes ; then |
---|
| 356 | AC_MSG_RESULT(yes) |
---|
| 357 | else |
---|
| 358 | AC_MSG_RESULT(no) |
---|
| 359 | AC_MSG_WARN([You either need a newer version of flex, or need to modify |
---|
| 360 | the defintion of LEX in the Makefile to point to a version that does |
---|
| 361 | accept -p -t and -o.]) |
---|
| 362 | fi |
---|
| 363 | |
---|
| 364 | AC_PROG_YACC |
---|
| 365 | AC_MSG_CHECKING([if $YACC accepts the -p, -t, and -o options]) |
---|
| 366 | AC_CACHE_VAL(ac_cv_yacc_accepts_pto, |
---|
| 367 | [ ac_cv_yacc_accepts_pto=yes ; |
---|
| 368 | echo "%token terminal\ |
---|
| 369 | %%\ |
---|
| 370 | nonterminal: terminal\ |
---|
| 371 | %%" > config.in |
---|
| 372 | $YACC -ptest -o /dev/null config.in >/dev/null 2>&1 || ac_cv_yacc_accepts_pto=no |
---|
| 373 | rm -f config.in ]) |
---|
| 374 | if test $ac_cv_yacc_accepts_pto = yes ; then |
---|
| 375 | AC_MSG_RESULT(yes) |
---|
| 376 | else |
---|
| 377 | AC_MSG_RESULT(no) |
---|
| 378 | AC_MSG_WARN([You either need a newer version of bison, or need to modify |
---|
| 379 | the defintion of YACC in the Makefile to point to a version that does |
---|
| 380 | accept -p -t and -o.]) |
---|
| 381 | fi |
---|
| 382 | |
---|
| 383 | #---------------------------------------------------------------------- |
---|
| 384 | # Checks for headers and libraries |
---|
| 385 | #---------------------------------------------------------------------- |
---|
| 386 | AC_HEADER_STDC |
---|
| 387 | |
---|
| 388 | AC_SUBST(LIBDIRS) |
---|
| 389 | |
---|
| 390 | # add -lucb to LIBS and -L/usr/ucblib to LIBDIRS |
---|
| 391 | # if there's a libucb.a available |
---|
| 392 | # (Solaris needs this for signals) |
---|
| 393 | |
---|
| 394 | ac_save_ldflags="$LDFLAGS" |
---|
| 395 | LDFLAGS=-L/usr/ucblib |
---|
| 396 | AC_CHECK_LIB(ucb,main,LIBDIRS="$LIBDIRS -L/usr/ucblib") |
---|
| 397 | LDFLAGS="$ac_save_ldflags" |
---|
| 398 | |
---|
| 399 | # add -lbsd if there's a libbsd.a available |
---|
| 400 | # (e.g., Linux needs this for bsd_ioctl) |
---|
| 401 | AC_CHECK_LIB(bsd,main) |
---|
| 402 | |
---|
| 403 | # Check if libreadline exists and the function readline can be used. |
---|
| 404 | # This implies checking for the availability of libtermcap or of a |
---|
| 405 | # suitable replacement. (We only look for libncurses.) |
---|
| 406 | AC_CACHE_VAL(vis_cv_termcap_lib, |
---|
| 407 | [AC_CHECK_LIB(termcap, tgetent, vis_cv_termcap_lib=-ltermcap, |
---|
| 408 | [AC_CHECK_LIB(ncurses, tgetent, vis_cv_termcap_lib=-lncurses, |
---|
| 409 | bash_cv_termcap_lib=none)])]) |
---|
| 410 | if test "$vis_cv_termcap_lib" != none; then |
---|
| 411 | AC_CHECK_LIB(readline, readline, ac_readline_flag=1, |
---|
| 412 | ac_readline_flag=0, $vis_cv_termcap_lib) |
---|
| 413 | if test $ac_readline_flag = 1 ; then |
---|
| 414 | LIBS="$LIBS -lreadline $vis_cv_termcap_lib" ; AC_DEFINE(HAVE_LIBREADLINE) |
---|
| 415 | fi |
---|
| 416 | fi |
---|
| 417 | |
---|
| 418 | # Check for the dirent header file, which is quite a mess |
---|
| 419 | AC_HEADER_DIRENT |
---|
| 420 | |
---|
| 421 | # Check for these system header files |
---|
| 422 | AC_CHECK_HEADERS(sys/termios.h sys/ioctl.h sys/time.h signal.h sys/signal.h readline/readline.h readline/history.h) |
---|
| 423 | |
---|
| 424 | # This is for Linux |
---|
| 425 | AC_CHECK_HEADERS(bsd/sgtty.h) |
---|
| 426 | |
---|
| 427 | # Some systems want both sys/ioctl.h and sys/termios.h, but others can |
---|
| 428 | # only have one -- check for that |
---|
| 429 | |
---|
| 430 | AC_MSG_CHECKING(whether sys/termios.h and sys/ioctl.h should both be included) |
---|
| 431 | |
---|
| 432 | AC_CACHE_VAL(ac_cv_ioctl_with_termios, |
---|
| 433 | [AC_TRY_CPP([ |
---|
| 434 | #include <sys/termios.h> |
---|
| 435 | #include <sys/ioctl.h> |
---|
| 436 | ], ac_cv_ioctl_with_termios=1, ac_cv_ioctl_with_termios=0 )]) |
---|
| 437 | if test $ac_cv_ioctl_with_termios = 1 ; then |
---|
| 438 | AC_MSG_RESULT(yes) ; AC_DEFINE(IOCTL_WITH_TERMIOS) |
---|
| 439 | else |
---|
| 440 | AC_MSG_RESULT(no) |
---|
| 441 | fi |
---|
| 442 | |
---|
| 443 | # cmdFile.c wants to be able to use TIOCGETC to do file completion, |
---|
| 444 | # but some systems (e.g., HPUX) don't have this |
---|
| 445 | # |
---|
| 446 | |
---|
| 447 | AC_MSG_CHECKING(for TIOCGETC) |
---|
| 448 | |
---|
| 449 | AC_CACHE_VAL(ac_cv_have_ioctl_with_tiocgetc, |
---|
| 450 | [if test $ac_cv_ioctl_with_termios = 1 ; then |
---|
| 451 | AC_EGREP_CPP(yes, |
---|
| 452 | [#include <sys/termios.h> |
---|
| 453 | #include <sys/ioctl.h> |
---|
| 454 | #ifdef TIOCGETC |
---|
| 455 | yes |
---|
| 456 | #endif], |
---|
| 457 | ac_cv_have_ioctl_with_tiocgetc=yes, |
---|
| 458 | ac_cv_have_ioctl_with_tiocgetc=no) |
---|
| 459 | else |
---|
| 460 | AC_EGREP_CPP(yes, |
---|
| 461 | [#include <sys/ioctl.h> |
---|
| 462 | #ifdef TIOCGETC |
---|
| 463 | yes |
---|
| 464 | #endif], |
---|
| 465 | ac_cv_have_ioctl_with_tiocgetc=yes, |
---|
| 466 | ac_cv_have_ioctl_with_tiocgetc=no) |
---|
| 467 | fi]) |
---|
| 468 | if test $ac_cv_have_ioctl_with_tiocgetc = "yes" ; then |
---|
| 469 | AC_MSG_RESULT(yes) ; AC_DEFINE(HAVE_IOCTL_WITH_TIOCGETC) |
---|
| 470 | else |
---|
| 471 | AC_MSG_RESULT(no) |
---|
| 472 | fi |
---|
| 473 | |
---|
| 474 | # # cmdFile.c wants to turn off interrupts, but some systems don't |
---|
| 475 | # # seem to know how to do that using TIOCLBIS |
---|
| 476 | # # |
---|
| 477 | # # This is probably fairly fragile, and it's probably cmdFile.c that should |
---|
| 478 | # # be fixed |
---|
| 479 | # # |
---|
| 480 | # # This has been very unreliable (e.g., on Solaris), so the facility has |
---|
| 481 | # # been turned off |
---|
| 482 | # |
---|
| 483 | # if test $ac_cv_have_ioctl_with_tiocgetc = "yes" ; then |
---|
| 484 | # |
---|
| 485 | # AC_MSG_CHECKING(for TIOCLBIS) |
---|
| 486 | # |
---|
| 487 | # AC_CACHE_VAL(ac_cv_have_term_interrupts, |
---|
| 488 | # [AC_EGREP_CPP(yes, |
---|
| 489 | # [#include <sys/ioctl.h> |
---|
| 490 | # #include <sys/termios.h> |
---|
| 491 | # #ifdef TIOCLBIS |
---|
| 492 | # yes |
---|
| 493 | # #endif |
---|
| 494 | # ], ac_cv_have_term_interrupts=1, |
---|
| 495 | # ac_cv_have_term_interrupts=0 )]) |
---|
| 496 | # |
---|
| 497 | # if test $ac_cv_have_term_interrupts = 1 ; then |
---|
| 498 | # AC_MSG_RESULT(yes) ; AC_DEFINE(HAVE_TERM_INTERRUPTS) |
---|
| 499 | # else |
---|
| 500 | # AC_MSG_RESULT(no) |
---|
| 501 | # fi |
---|
| 502 | # |
---|
| 503 | # fi # ac_cv_have_ioctl_with_tiocgetc |
---|
| 504 | |
---|
| 505 | #---------------------------------------------------------------------- |
---|
| 506 | # Checks for typedefs, structures, and compiler characteristics. |
---|
| 507 | #---------------------------------------------------------------------- |
---|
| 508 | |
---|
| 509 | # Check to see if the compiler understands "const" |
---|
| 510 | # #define it empty otherwise |
---|
| 511 | AC_C_CONST |
---|
| 512 | |
---|
| 513 | # Sort out "time.h" nonsense |
---|
| 514 | AC_HEADER_TIME |
---|
| 515 | |
---|
| 516 | AC_STRUCT_TM |
---|
| 517 | |
---|
| 518 | # Set RETSIGTYPE to the proper return type for a signal handler (void or int) |
---|
| 519 | AC_TYPE_SIGNAL |
---|
| 520 | |
---|
| 521 | # Roderick Bloem (rbloem@colorado.edu) : On Irix we need ttold |
---|
| 522 | case "$target" in |
---|
| 523 | mips-sgi-irix*) |
---|
| 524 | AC_DEFINE(NEED_TTOLD);; |
---|
| 525 | esac |
---|
| 526 | |
---|
| 527 | #---------------------------------------------------------------------- |
---|
| 528 | # Checks for library functions. |
---|
| 529 | #---------------------------------------------------------------------- |
---|
| 530 | |
---|
| 531 | AC_PROG_GCC_TRADITIONAL |
---|
| 532 | AC_FUNC_MEMCMP |
---|
| 533 | AC_TYPE_SIGNAL |
---|
| 534 | AC_CHECK_FUNCS(gettimeofday strchr strstr setvbuf getenv unlink mkstemp close) |
---|
| 535 | |
---|
| 536 | #----------------------------------------------------------------------- |
---|
| 537 | # Check for mawk, gawk, nawk, awk in that order |
---|
| 538 | #----------------------------------------------------------------------- |
---|
| 539 | AC_PROG_AWK |
---|
| 540 | |
---|
| 541 | #---------------------------------------------------------------------- |
---|
| 542 | # Create the Makefile from Makefile.in |
---|
| 543 | #---------------------------------------------------------------------- |
---|
| 544 | if test "$gcc_ok" = "g++"; then |
---|
| 545 | CC=$gcc_ok |
---|
| 546 | fi |
---|
| 547 | AC_OUTPUT(Makefile) |
---|