config-ml.in revision 104834
1219820Sjeff# Configure fragment invoked in the post-target section for subdirs 2219820Sjeff# wanting multilib support. 3219820Sjeff# 4219820Sjeff# It is advisable to support a few --enable/--disable options to let the 5271127Shselasky# user select which libraries s/he really wants. 6219820Sjeff# 7219820Sjeff# Subdirectories wishing to use multilib should put the following lines 8219820Sjeff# in the "post-target" section of configure.in. 9219820Sjeff# 10219820Sjeff# if [ "${srcdir}" = "." ] ; then 11219820Sjeff# if [ "${with_target_subdir}" != "." ] ; then 12219820Sjeff# . ${with_multisrctop}../../config-ml.in 13219820Sjeff# else 14219820Sjeff# . ${with_multisrctop}../config-ml.in 15219820Sjeff# fi 16219820Sjeff# else 17219820Sjeff# . ${srcdir}/../config-ml.in 18219820Sjeff# fi 19219820Sjeff# 20219820Sjeff# See librx/configure.in in the libg++ distribution for an example of how 21219820Sjeff# to handle autoconf'd libraries. 22219820Sjeff# 23219820Sjeff# Things are complicated because 6 separate cases must be handled: 24219820Sjeff# 2 (native, cross) x 3 (absolute-path, relative-not-dot, dot) = 6. 25219820Sjeff# 26219820Sjeff# srcdir=. is special. It must handle make programs that don't handle VPATH. 27219820Sjeff# To implement this, a symlink tree is built for each library and for each 28219820Sjeff# multilib subdir. 29219820Sjeff# 30219820Sjeff# The build tree is layed out as 31219820Sjeff# 32219820Sjeff# ./ 33219820Sjeff# libg++ 34219820Sjeff# newlib 35219820Sjeff# m68020/ 36254065Skib# libg++ 37219820Sjeff# newlib 38219820Sjeff# m68881/ 39219820Sjeff# libg++ 40219820Sjeff# newlib 41219820Sjeff# 42219820Sjeff# The nice feature about this arrangement is that inter-library references 43219820Sjeff# in the build tree work without having to care where you are. Note that 44219820Sjeff# inter-library references also work in the source tree because symlink trees 45233547Sjhb# are built when srcdir=. 46219820Sjeff# 47219820Sjeff# Unfortunately, trying to access the libraries in the build tree requires 48219820Sjeff# the user to manually choose which library to use as GCC won't be able to 49219820Sjeff# find the right one. This is viewed as the lesser of two evils. 50219820Sjeff# 51219820Sjeff# Configure variables: 52# ${with_target_subdir} = "." for native, or ${target_alias} for cross. 53# Set by top level Makefile. 54# ${with_multisrctop} = how many levels of multilibs there are in the source 55# tree. It exists to handle the case of configuring in the source tree: 56# ${srcdir} is not constant. 57# ${with_multisubdir} = name of multilib subdirectory (eg: m68020/m68881). 58# 59# Makefile variables: 60# MULTISRCTOP = number of multilib levels in source tree (+1 if cross) 61# (FIXME: note that this is different than ${with_multisrctop}. Check out.). 62# MULTIBUILDTOP = number of multilib levels in build tree 63# MULTIDIRS = list of multilib subdirs (eg: m68000 m68020 ...) 64# (only defined in each library's main Makefile). 65# MULTISUBDIR = installed subdirectory name with leading '/' (eg: /m68000) 66# (only defined in each multilib subdir). 67 68# FIXME: Multilib is currently disabled by default for everything other than 69# newlib. It is up to each target to turn on multilib support for the other 70# libraries as desired. 71 72# We have to handle being invoked by both Cygnus configure and Autoconf. 73# 74# Cygnus configure incoming variables: 75# srcdir, subdir, host, arguments 76# 77# Autoconf incoming variables: 78# srcdir, host, ac_configure_args 79# 80# We *could* figure srcdir and host out, but we'd have to do work that 81# our caller has already done to figure them out and requiring these two 82# seems reasonable. 83# Note that `host' in this case is GCC's `target'. Target libraries are 84# configured for a particular host. 85 86if [ -n "${ac_configure_args}" ]; then 87 Makefile=${ac_file-Makefile} 88 ml_config_shell=${CONFIG_SHELL-/bin/sh} 89 ml_arguments="${ac_configure_args}" 90 ml_realsrcdir=${srcdir} 91else 92 Makefile=${Makefile-Makefile} 93 ml_config_shell=${config_shell-/bin/sh} 94 ml_arguments="${arguments}" 95 if [ -n "${subdir}" -a "${subdir}" != "." ] ; then 96 ml_realsrcdir=${srcdir}/${subdir} 97 else 98 ml_realsrcdir=${srcdir} 99 fi 100fi 101 102# Scan all the arguments and set all the ones we need. 103 104ml_verbose=--verbose 105for option in ${ml_arguments} 106do 107 case $option in 108 --*) ;; 109 -*) option=-$option ;; 110 esac 111 112 case $option in 113 --*=*) 114 optarg=`echo $option | sed -e 's/^[^=]*=//'` 115 ;; 116 esac 117 118 case $option in 119 --disable-*) 120 enableopt=`echo ${option} | sed 's:^--disable-:enable_:;s:-:_:g'` 121 eval $enableopt=no 122 ;; 123 --enable-*) 124 case "$option" in 125 *=*) ;; 126 *) optarg=yes ;; 127 esac 128 enableopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'` 129 eval $enableopt="$optarg" 130 ;; 131 --norecursion | --no*) 132 ml_norecursion=yes 133 ;; 134 --silent | --sil* | --quiet | --q*) 135 ml_verbose=--silent 136 ;; 137 --verbose | --v | --verb*) 138 ml_verbose=--verbose 139 ;; 140 --with-*) 141 case "$option" in 142 *=*) ;; 143 *) optarg=yes ;; 144 esac 145 withopt=`echo ${option} | sed 's:^--::;s:=.*$::;s:-:_:g'` 146 eval $withopt="$optarg" 147 ;; 148 --without-*) 149 withopt=`echo ${option} | sed 's:^--::;s:out::;s:-:_:g'` 150 eval $withopt=no 151 ;; 152 esac 153done 154 155# Only do this if --enable-multilib. 156if [ "${enable_multilib}" = yes ]; then 157 158# Compute whether this is the library's top level directory 159# (ie: not a multilib subdirectory, and not a subdirectory like libg++/src). 160# ${with_multisubdir} tells us we're in the right branch, but we could be 161# in a subdir of that. 162# ??? The previous version could void this test by separating the process into 163# two files: one that only the library's toplevel configure.in ran (to 164# configure the multilib subdirs), and another that all configure.in's ran to 165# update the Makefile. It seemed reasonable to collapse all multilib support 166# into one file, but it does leave us with having to perform this test. 167ml_toplevel_p=no 168if [ -z "${with_multisubdir}" ]; then 169 if [ "${srcdir}" = "." ]; then 170 # Use ${ml_realsrcdir} instead of ${srcdir} here to account for ${subdir}. 171 # ${with_target_subdir} = "." for native, otherwise target alias. 172 if [ "${with_target_subdir}" = "." ]; then 173 if [ -f ${ml_realsrcdir}/../config-ml.in ]; then 174 ml_toplevel_p=yes 175 fi 176 else 177 if [ -f ${ml_realsrcdir}/../../config-ml.in ]; then 178 ml_toplevel_p=yes 179 fi 180 fi 181 else 182 # Use ${ml_realsrcdir} instead of ${srcdir} here to account for ${subdir}. 183 if [ -f ${ml_realsrcdir}/../config-ml.in ]; then 184 ml_toplevel_p=yes 185 fi 186 fi 187fi 188 189# If this is the library's top level directory, set multidirs to the 190# multilib subdirs to support. This lives at the top because we need 191# `multidirs' set right away. 192 193if [ "${ml_toplevel_p}" = yes ]; then 194 195multidirs= 196for i in `${CC-gcc} --print-multi-lib 2>/dev/null`; do 197 dir=`echo $i | sed -e 's/;.*$//'` 198 if [ "${dir}" = "." ]; then 199 true 200 else 201 if [ -z "${multidirs}" ]; then 202 multidirs="${dir}" 203 else 204 multidirs="${multidirs} ${dir}" 205 fi 206 fi 207done 208 209# Target libraries are configured for the host they run on, so we check 210# $host here, not $target. 211 212case "${host}" in 213arc-*-elf*) 214 if [ x$enable_biendian != xyes ] 215 then 216 old_multidirs=${multidirs} 217 multidirs="" 218 for x in ${old_multidirs}; do 219 case "${x}" in 220 *be*) : ;; 221 *) multidirs="${multidirs} ${x}" ;; 222 esac 223 done 224 fi 225 ;; 226arm-*-*) 227 if [ x"$enable_fpu" = xno ] 228 then 229 old_multidirs=${multidirs} 230 multidirs="" 231 for x in ${old_multidirs}; do 232 case "${x}" in 233 *fpu*) : ;; 234 *) multidirs="${multidirs} ${x}" ;; 235 esac 236 done 237 fi 238 if [ x"$enable_26bit" = xno ] 239 then 240 old_multidirs=${multidirs} 241 multidirs="" 242 for x in ${old_multidirs}; do 243 case "${x}" in 244 *26bit*) : ;; 245 *) multidirs="${multidirs} ${x}" ;; 246 esac 247 done 248 fi 249 if [ x"$enable_underscore" = xno ] 250 then 251 old_multidirs=${multidirs} 252 multidirs="" 253 for x in ${old_multidirs}; do 254 case "${x}" in 255 *under*) : ;; 256 *) multidirs="${multidirs} ${x}" ;; 257 esac 258 done 259 fi 260 if [ x"$enable_interwork" = xno ] 261 then 262 old_multidirs=${multidirs} 263 multidirs="" 264 for x in ${old_multidirs}; do 265 case "${x}" in 266 *interwork*) : ;; 267 *) multidirs="${multidirs} ${x}" ;; 268 esac 269 done 270 fi 271 if [ x$enable_biendian = xno ] 272 then 273 old_multidirs="${multidirs}" 274 multidirs="" 275 for x in ${old_multidirs}; do 276 case "$x" in 277 *le* ) : ;; 278 *be* ) : ;; 279 *) multidirs="${multidirs} ${x}" ;; 280 esac 281 done 282 fi 283 if [ x"$enable_nofmult" = xno ] 284 then 285 old_multidirs="${multidirs}" 286 multidirs="" 287 for x in ${old_multidirs}; do 288 case "$x" in 289 *nofmult* ) : ;; 290 *) multidirs="${multidirs} ${x}" ;; 291 esac 292 done 293 fi 294 ;; 295m68*-*-*) 296 if [ x$enable_softfloat = xno ] 297 then 298 old_multidirs="${multidirs}" 299 multidirs="" 300 for x in ${old_multidirs}; do 301 case "$x" in 302 *soft-float* ) : ;; 303 *) multidirs="${multidirs} ${x}" ;; 304 esac 305 done 306 fi 307 if [ x$enable_m68881 = xno ] 308 then 309 old_multidirs="${multidirs}" 310 multidirs="" 311 for x in ${old_multidirs}; do 312 case "$x" in 313 *m68881* ) : ;; 314 *) multidirs="${multidirs} ${x}" ;; 315 esac 316 done 317 fi 318 if [ x$enable_m68000 = xno ] 319 then 320 old_multidirs="${multidirs}" 321 multidirs="" 322 for x in ${old_multidirs}; do 323 case "$x" in 324 *m68000* ) : ;; 325 *) multidirs="${multidirs} ${x}" ;; 326 esac 327 done 328 fi 329 if [ x$enable_m68020 = xno ] 330 then 331 old_multidirs="${multidirs}" 332 multidirs="" 333 for x in ${old_multidirs}; do 334 case "$x" in 335 *m68020* ) : ;; 336 *) multidirs="${multidirs} ${x}" ;; 337 esac 338 done 339 fi 340 ;; 341mips*-*-*) 342 if [ x$enable_single_float = xno ] 343 then 344 old_multidirs="${multidirs}" 345 multidirs="" 346 for x in ${old_multidirs}; do 347 case "$x" in 348 *single* ) : ;; 349 *) multidirs="${multidirs} ${x}" ;; 350 esac 351 done 352 fi 353 if [ x$enable_biendian = xno ] 354 then 355 old_multidirs="${multidirs}" 356 multidirs="" 357 for x in ${old_multidirs}; do 358 case "$x" in 359 *el* ) : ;; 360 *eb* ) : ;; 361 *) multidirs="${multidirs} ${x}" ;; 362 esac 363 done 364 fi 365 if [ x$enable_softfloat = xno ] 366 then 367 old_multidirs="${multidirs}" 368 multidirs="" 369 for x in ${old_multidirs}; do 370 case "$x" in 371 *soft-float* ) : ;; 372 *) multidirs="${multidirs} ${x}" ;; 373 esac 374 done 375 fi 376 case " $multidirs " in 377 *" mabi=64 "*) 378 # We will not be able to create libraries with -mabi=64 if 379 # we cannot even link a trivial program. It usually 380 # indicates the 64bit libraries are missing. 381 if echo 'main() {}' > conftest.c && 382 ${CC-gcc} -mabi=64 conftest.c -o conftest; then 383 : 384 else 385 echo Could not link program with -mabi=64, disabling it. 386 old_multidirs="${multidirs}" 387 multidirs="" 388 for x in ${old_multidirs}; do 389 case "$x" in 390 *mabi=64* ) : ;; 391 *) multidirs="${multidirs} ${x}" ;; 392 esac 393 done 394 fi 395 rm -f conftest.c conftest 396 ;; 397 esac 398 ;; 399powerpc*-*-* | rs6000*-*-*) 400 if [ x$enable_softfloat = xno ] 401 then 402 old_multidirs="${multidirs}" 403 multidirs="" 404 for x in ${old_multidirs}; do 405 case "$x" in 406 *soft-float* ) : ;; 407 *) multidirs="${multidirs} ${x}" ;; 408 esac 409 done 410 fi 411 if [ x$enable_powercpu = xno ] 412 then 413 old_multidirs="${multidirs}" 414 multidirs="" 415 for x in ${old_multidirs}; do 416 case "$x" in 417 power | */power | */power/* ) : ;; 418 *) multidirs="${multidirs} ${x}" ;; 419 esac 420 done 421 fi 422 if [ x$enable_powerpccpu = xno ] 423 then 424 old_multidirs="${multidirs}" 425 multidirs="" 426 for x in ${old_multidirs}; do 427 case "$x" in 428 *powerpc* ) : ;; 429 *) multidirs="${multidirs} ${x}" ;; 430 esac 431 done 432 fi 433 if [ x$enable_powerpcos = xno ] 434 then 435 old_multidirs="${multidirs}" 436 multidirs="" 437 for x in ${old_multidirs}; do 438 case "$x" in 439 *mcall-linux* | *mcall-solaris* ) : ;; 440 *) multidirs="${multidirs} ${x}" ;; 441 esac 442 done 443 fi 444 if [ x$enable_biendian = xno ] 445 then 446 old_multidirs="${multidirs}" 447 multidirs="" 448 for x in ${old_multidirs}; do 449 case "$x" in 450 *mlittle* | *mbig* ) : ;; 451 *) multidirs="${multidirs} ${x}" ;; 452 esac 453 done 454 fi 455 if [ x$enable_sysv = xno ] 456 then 457 old_multidirs="${multidirs}" 458 multidirs="" 459 for x in ${old_multidirs}; do 460 case "$x" in 461 *mcall-sysv* ) : ;; 462 *) multidirs="${multidirs} ${x}" ;; 463 esac 464 done 465 fi 466 if [ x$enable_aix = xno ] 467 then 468 old_multidirs="${multidirs}" 469 multidirs="" 470 for x in ${old_multidirs}; do 471 case "$x" in 472 *mcall-aix* ) : ;; 473 *) multidirs="${multidirs} ${x}" ;; 474 esac 475 done 476 fi 477 ;; 478sparc*-*-*) 479 case " $multidirs " in 480 *" m64 "*) 481 # We will not be able to create libraries with -m64 if 482 # we cannot even link a trivial program. It usually 483 # indicates the 64bit libraries are missing. 484 if echo 'main() {}' > conftest.c && 485 ${CC-gcc} -m64 conftest.c -o conftest; then 486 : 487 else 488 echo Could not link program with -m64, disabling it. 489 old_multidirs="${multidirs}" 490 multidirs="" 491 for x in ${old_multidirs}; do 492 case "$x" in 493 *m64* ) : ;; 494 *) multidirs="${multidirs} ${x}" ;; 495 esac 496 done 497 fi 498 rm -f conftest.c conftest 499 ;; 500 esac 501 ;; 502esac 503 504# Remove extraneous blanks from multidirs. 505# Tests like `if [ -n "$multidirs" ]' require it. 506multidirs=`echo "$multidirs" | sed -e 's/^[ ][ ]*//' -e 's/[ ][ ]*$//' -e 's/[ ][ ]*/ /g'` 507 508# Add code to library's top level makefile to handle building the multilib 509# subdirs. 510 511cat > Multi.tem <<\EOF 512 513PWD=$${PWDCMD-pwd} 514 515# FIXME: There should be an @-sign in front of the `if'. 516# Leave out until this is tested a bit more. 517multi-do: 518 if [ -z "$(MULTIDIRS)" ]; then \ 519 true; \ 520 else \ 521 rootpre=`${PWD}`/; export rootpre; \ 522 srcrootpre=`cd $(srcdir); ${PWD}`/; export srcrootpre; \ 523 lib=`echo $${rootpre} | sed -e 's,^.*/\([^/][^/]*\)/$$,\1,'`; \ 524 compiler="$(CC)"; \ 525 for i in `$${compiler} --print-multi-lib 2>/dev/null`; do \ 526 dir=`echo $$i | sed -e 's/;.*$$//'`; \ 527 if [ "$${dir}" = "." ]; then \ 528 true; \ 529 else \ 530 if [ -d ../$${dir}/$${lib} ]; then \ 531 flags=`echo $$i | sed -e 's/^[^;]*;//' -e 's/@/ -/g'`; \ 532 if (cd ../$${dir}/$${lib}; $(MAKE) $(FLAGS_TO_PASS) \ 533 CFLAGS="$(CFLAGS) $${flags}" \ 534 prefix="$(prefix)" \ 535 exec_prefix="$(exec_prefix)" \ 536 CXXFLAGS="$(CXXFLAGS) $${flags}" \ 537 LIBCFLAGS="$(LIBCFLAGS) $${flags}" \ 538 LIBCXXFLAGS="$(LIBCXXFLAGS) $${flags}" \ 539 LDFLAGS="$(LDFLAGS) $${flags}" \ 540 DESTDIR="$(DESTDIR)" \ 541 $(DO)); then \ 542 true; \ 543 else \ 544 exit 1; \ 545 fi; \ 546 else true; \ 547 fi; \ 548 fi; \ 549 done; \ 550 fi 551 552# FIXME: There should be an @-sign in front of the `if'. 553# Leave out until this is tested a bit more. 554multi-clean: 555 if [ -z "$(MULTIDIRS)" ]; then \ 556 true; \ 557 else \ 558 lib=`${PWD} | sed -e 's,^.*/\([^/][^/]*\)$$,\1,'`; \ 559 for dir in Makefile $(MULTIDIRS); do \ 560 if [ -f ../$${dir}/$${lib}/Makefile ]; then \ 561 if (cd ../$${dir}/$${lib}; $(MAKE) $(FLAGS_TO_PASS) $(DO)); \ 562 then true; \ 563 else exit 1; \ 564 fi; \ 565 else true; \ 566 fi; \ 567 done; \ 568 fi 569EOF 570 571cat ${Makefile} Multi.tem > Makefile.tem 572rm -f ${Makefile} Multi.tem 573mv Makefile.tem ${Makefile} 574 575fi # ${ml_toplevel_p} = yes 576 577if [ "${ml_verbose}" = --verbose ]; then 578 echo "Adding multilib support to Makefile in ${ml_realsrcdir}" 579 if [ "${ml_toplevel_p}" = yes ]; then 580 echo "multidirs=${multidirs}" 581 fi 582 echo "with_multisubdir=${with_multisubdir}" 583fi 584 585if [ "${srcdir}" = "." ]; then 586 if [ "${with_target_subdir}" != "." ]; then 587 ml_srcdotdot="../" 588 else 589 ml_srcdotdot="" 590 fi 591else 592 ml_srcdotdot="" 593fi 594 595if [ -z "${with_multisubdir}" ]; then 596 ml_subdir= 597 ml_builddotdot= 598 : # ml_srcdotdot= # already set 599else 600 ml_subdir="/${with_multisubdir}" 601 # The '[^/][^/]*' appears that way to work around a SunOS sed bug. 602 ml_builddotdot=`echo ${with_multisubdir} | sed -e 's:[^/][^/]*:..:g'`/ 603 if [ "$srcdir" = "." ]; then 604 ml_srcdotdot=${ml_srcdotdot}${ml_builddotdot} 605 else 606 : # ml_srcdotdot= # already set 607 fi 608fi 609 610if [ "${ml_toplevel_p}" = yes ]; then 611 ml_do='$(MAKE)' 612 ml_clean='$(MAKE)' 613else 614 ml_do=true 615 ml_clean=true 616fi 617 618# TOP is used by newlib and should not be used elsewhere for this purpose. 619# MULTI{SRC,BUILD}TOP are the proper ones to use. MULTISRCTOP is empty 620# when srcdir != builddir. MULTIBUILDTOP is always some number of ../'s. 621# FIXME: newlib needs to be updated to use MULTI{SRC,BUILD}TOP so we can 622# delete TOP. Newlib may wish to continue to use TOP for its own purposes 623# of course. 624# MULTIDIRS is non-empty for the cpu top level Makefile (eg: newlib/Makefile) 625# and lists the subdirectories to recurse into. 626# MULTISUBDIR is non-empty in each cpu subdirectory's Makefile 627# (eg: newlib/h8300h/Makefile) and is the installed subdirectory name with 628# a leading '/'. 629# MULTIDO is used for targets like all, install, and check where 630# $(FLAGS_TO_PASS) augmented with the subdir's compiler option is needed. 631# MULTICLEAN is used for the *clean targets. 632# 633# ??? It is possible to merge MULTIDO and MULTICLEAN into one. They are 634# currently kept separate because we don't want the *clean targets to require 635# the existence of the compiler (which MULTIDO currently requires) and 636# therefore we'd have to record the directory options as well as names 637# (currently we just record the names and use --print-multi-lib to get the 638# options). 639 640sed -e "s:^TOP[ ]*=[ ]*\([./]*\)[ ]*$:TOP = ${ml_builddotdot}\1:" \ 641 -e "s:^MULTISRCTOP[ ]*=.*$:MULTISRCTOP = ${ml_srcdotdot}:" \ 642 -e "s:^MULTIBUILDTOP[ ]*=.*$:MULTIBUILDTOP = ${ml_builddotdot}:" \ 643 -e "s:^MULTIDIRS[ ]*=.*$:MULTIDIRS = ${multidirs}:" \ 644 -e "s:^MULTISUBDIR[ ]*=.*$:MULTISUBDIR = ${ml_subdir}:" \ 645 -e "s:^MULTIDO[ ]*=.*$:MULTIDO = $ml_do:" \ 646 -e "s:^MULTICLEAN[ ]*=.*$:MULTICLEAN = $ml_clean:" \ 647 ${Makefile} > Makefile.tem 648rm -f ${Makefile} 649mv Makefile.tem ${Makefile} 650 651# If this is the library's top level, configure each multilib subdir. 652# This is done at the end because this is the loop that runs configure 653# in each multilib subdir and it seemed reasonable to finish updating the 654# Makefile before going on to configure the subdirs. 655 656if [ "${ml_toplevel_p}" = yes ]; then 657 658# We must freshly configure each subdirectory. This bit of code is 659# actually partially stolen from the main configure script. FIXME. 660 661if [ -n "${multidirs}" ] && [ -z "${ml_norecursion}" ]; then 662 663 if [ "${ml_verbose}" = --verbose ]; then 664 echo "Running configure in multilib subdirs ${multidirs}" 665 echo "pwd: `${PWDCMD-pwd}`" 666 fi 667 668 ml_origdir=`${PWDCMD-pwd}` 669 ml_libdir=`echo $ml_origdir | sed -e 's,^.*/,,'` 670 # cd to top-level-build-dir/${with_target_subdir} 671 cd .. 672 673 for ml_dir in ${multidirs}; do 674 675 if [ "${ml_verbose}" = --verbose ]; then 676 echo "Running configure in multilib subdir ${ml_dir}" 677 echo "pwd: `${PWDCMD-pwd}`" 678 fi 679 680 if [ -d ${ml_dir} ]; then true; else 681 # ``mkdir -p ${ml_dir}'' See also mkinstalldirs. 682 pathcomp="" 683 for d in `echo ":${ml_dir}" | sed -ne 's/^:\//#/;s/^://;s/\// /g;s/^#/\//;p'`; do 684 pathcomp="$pathcomp$d" 685 case "$pathcomp" in 686 -* ) pathcomp=./$pathcomp ;; 687 esac 688 if test ! -d "$pathcomp"; then 689 echo "mkdir $pathcomp" 1>&2 690 mkdir "$pathcomp" > /dev/null 2>&1 || lasterr=$? 691 fi 692 if test ! -d "$pathcomp"; then 693 exit $lasterr 694 fi 695 pathcomp="$pathcomp/" 696 done 697 fi 698 if [ -d ${ml_dir}/${ml_libdir} ]; then true; else mkdir ${ml_dir}/${ml_libdir}; fi 699 700 # Eg: if ${ml_dir} = m68000/m68881, dotdot = ../../ 701 dotdot=../`echo ${ml_dir} | sed -e 's|[^/]||g' -e 's|/|../|g'` 702 703 case ${srcdir} in 704 ".") 705 echo Building symlink tree in `${PWDCMD-pwd}`/${ml_dir}/${ml_libdir} 706 if [ "${with_target_subdir}" != "." ]; then 707 ml_unsubdir="../" 708 else 709 ml_unsubdir="" 710 fi 711 (cd ${ml_dir}/${ml_libdir}; 712 ../${dotdot}${ml_unsubdir}symlink-tree ../${dotdot}${ml_unsubdir}${ml_libdir} "") 713 if [ -f ${ml_dir}/${ml_libdir}/Makefile ]; then 714 if [ x"${MAKE}" = x ]; then 715 (cd ${ml_dir}/${ml_libdir}; make distclean) 716 else 717 (cd ${ml_dir}/${ml_libdir}; ${MAKE} distclean) 718 fi 719 fi 720 ml_newsrcdir="." 721 ml_srcdiroption= 722 multisrctop=${dotdot} 723 ;; 724 *) 725 case "${srcdir}" in 726 /*) # absolute path 727 ml_newsrcdir=${srcdir} 728 ;; 729 *) # otherwise relative 730 ml_newsrcdir=${dotdot}${srcdir} 731 ;; 732 esac 733 ml_srcdiroption="-srcdir=${ml_newsrcdir}" 734 multisrctop= 735 ;; 736 esac 737 738 case "${progname}" in 739 /*) ml_recprog=${progname} ;; 740 *) ml_recprog=${dotdot}${progname} ;; 741 esac 742 743 # FIXME: POPDIR=${PWD=`pwd`} doesn't work here. 744 ML_POPDIR=`pwd` 745 cd ${ml_dir}/${ml_libdir} 746 747 if [ -f ${ml_newsrcdir}/configure ]; then 748 ml_recprog="${ml_newsrcdir}/configure --cache-file=../config.cache" 749 fi 750 751 # find compiler flag corresponding to ${ml_dir} 752 for i in `${CC-gcc} --print-multi-lib 2>/dev/null`; do 753 dir=`echo $i | sed -e 's/;.*$//'` 754 if [ "${dir}" = "${ml_dir}" ]; then 755 flags=`echo $i | sed -e 's/^[^;]*;//' -e 's/@/ -/g'` 756 break 757 fi 758 done 759 ml_config_env='CC="${CC_}$flags" CXX="${CXX_}$flags"' 760 761 if [ "${with_target_subdir}" = "." ]; then 762 CC_=$CC' ' 763 CXX_=$CXX' ' 764 else 765 # Create a regular expression that matches any string as long 766 # as ML_POPDIR. 767 popdir_rx=`echo ${ML_POPDIR} | sed 's,.,.,g'` 768 CC_= 769 for arg in ${CC}; do 770 case $arg in 771 -[BIL]"${ML_POPDIR}"/*) 772 CC_="${CC_}"`echo "X${arg}" | sed -n "s/X\\(-[BIL]${popdir_rx}\\).*/\\1/p"`/${ml_dir}`echo "X${arg}" | sed -n "s/X-[BIL]${popdir_rx}\\(.*\\)/\1/p"`' ' ;; 773 "${ML_POPDIR}"/*) 774 CC_="${CC_}"`echo "X${arg}" | sed -n "s/X\\(${popdir_rx}\\).*/\\1/p"`/${ml_dir}`echo "X${arg}" | sed -n "s/X${popdir_rx}\\(.*\\)/\\1/p"`' ' ;; 775 *) 776 CC_="${CC_}${arg} " ;; 777 esac 778 done 779 780 CXX_= 781 for arg in ${CXX}; do 782 case $arg in 783 -[BIL]"${ML_POPDIR}"/*) 784 CXX_="${CXX_}"`echo "X${arg}" | sed -n "s/X\\(-[BIL]${popdir_rx}\\).*/\\1/p"`/${ml_dir}`echo "X${arg}" | sed -n "s/X-[BIL]${popdir_rx}\\(.*\\)/\\1/p"`' ' ;; 785 "${ML_POPDIR}"/*) 786 CXX_="${CXX_}"`echo "X${arg}" | sed -n "s/X\\(${popdir_rx}\\).*/\\1/p"`/${ml_dir}`echo "X${arg}" | sed -n "s/X${popdir_rx}\\(.*\\)/\\1/p"`' ' ;; 787 *) 788 CXX_="${CXX_}${arg} " ;; 789 esac 790 done 791 792 if test "x${LD_LIBRARY_PATH+set}" = xset; then 793 LD_LIBRARY_PATH_= 794 for arg in `echo "$LD_LIBRARY_PATH" | tr ':' ' '`; do 795 case "$arg" in 796 "${ML_POPDIR}"/*) 797 arg=`echo "X${arg}" | sed -n "s/X\\(${popdir_rx}\\).*/\\1/p"`/${ml_dir}`echo "X${arg}" | sed -n "s/X${popdir_rx}\\(.*\\)/\\1/p"` 798 ;; 799 esac 800 if test "x$LD_LIBRARY_PATH_" != x; then 801 LD_LIBRARY_PATH_=$LD_LIBRARY_PATH_:$arg 802 else 803 LD_LIBRARY_PATH_=$arg 804 fi 805 done 806 ml_config_env="$ml_config_env LD_LIBRARY_PATH=$LD_LIBRARY_PATH_" 807 fi 808 809 if test "x${SHLIB_PATH+set}" = xset; then 810 SHLIB_PATH_= 811 for arg in `echo "$SHLIB_PATH" | tr ':' ' '`; do 812 case "$arg" in 813 "${ML_POPDIR}"/*) 814 arg=`echo "X${arg}" | sed -n "s/X\\(${popdir_rx}\\).*/\\1/p"`/${ml_dir}`echo "X${arg}" | sed -n "s/X${popdir_rx}\\(.*\\)/\\1/p"` 815 ;; 816 esac 817 if test "x$SHLIB_PATH_" != x; then 818 SHLIB_PATH_=$SHLIB_PATH_:$arg 819 else 820 SHLIB_PATH_=$arg 821 fi 822 done 823 ml_config_env="$ml_config_env SHLIB_PATH=$SHLIB_PATH_" 824 fi 825 fi 826 827 if eval ${ml_config_env} ${ml_config_shell} ${ml_recprog} \ 828 --with-multisubdir=${ml_dir} --with-multisrctop=${multisrctop} \ 829 ${ml_arguments} ${ml_srcdiroption} ; then 830 true 831 else 832 exit 1 833 fi 834 835 cd ${ML_POPDIR} 836 837 done 838 839 cd ${ml_origdir} 840fi 841 842fi # ${ml_toplevel_p} = yes 843fi # ${enable_multilib} = yes 844