configure.ac

   1 AC_INIT(version.h)
   2 AC_PREREQ(2.54)
   3 AC_CONFIG_AUX_DIR(config)
   4 AC_CONFIG_HEADERS([lib/config.h])
   5 AH_BOTTOM([#include <dirpaths.h>])
   6 MCONFIG=./MCONFIG
   7 AC_SUBST_FILE(MCONFIG)
   8 BINARY_TYPE=bin
   9 dnl
  10 dnl This is to figure out the version number and the date....
  11 dnl
  12 E2FSPROGS_VERSION=`grep E2FSPROGS_VERSION ${srcdir}/version.h  \
  13         | awk '{print $3}' | tr \" " " | awk '{print $1}'`
  14 E2FSPROGS_DATE=`grep E2FSPROGS_DATE ${srcdir}/version.h | awk '{print $3}' \
  15         | tr \" " " | awk '{print $1}'`
  16 E2FSPROGS_DAY=$(echo $E2FSPROGS_DATE | awk -F- '{print $1}' | sed -e '/^[[1-9]]$/s/^/0/')
  17 MONTH=`echo $E2FSPROGS_DATE | awk -F- '{print $2}'`
  18 YEAR=`echo $E2FSPROGS_DATE | awk -F- '{print $3}'`
  19
  20 if expr $YEAR ">" 1900 > /dev/null ; then
  21         E2FSPROGS_YEAR=$YEAR
  22 elif expr $YEAR ">" 90 >/dev/null ; then
  23         E2FSPROGS_YEAR=19$YEAR
  24 else
  25         E2FSPROGS_YEAR=20$YEAR
  26 fi
  27
  28 case $MONTH in
  29 Jan)    MONTH_NUM=01; E2FSPROGS_MONTH="January" ;;
  30 Feb)    MONTH_NUM=02; E2FSPROGS_MONTH="February" ;;
  31 Mar)    MONTH_NUM=03; E2FSPROGS_MONTH="March" ;;
  32 Apr)    MONTH_NUM=04; E2FSPROGS_MONTH="April" ;;
  33 May)    MONTH_NUM=05; E2FSPROGS_MONTH="May" ;;
  34 Jun)    MONTH_NUM=06; E2FSPROGS_MONTH="June" ;;
  35 Jul)    MONTH_NUM=07; E2FSPROGS_MONTH="July" ;;
  36 Aug)    MONTH_NUM=08; E2FSPROGS_MONTH="August" ;;
  37 Sep)    MONTH_NUM=09; E2FSPROGS_MONTH="September" ;;
  38 Oct)    MONTH_NUM=10; E2FSPROGS_MONTH="October" ;;
  39 Nov)    MONTH_NUM=11; E2FSPROGS_MONTH="November" ;;
  40 Dec)    MONTH_NUM=12; E2FSPROGS_MONTH="December" ;;
  41 *)      AC_MSG_WARN([Unknown month $MONTH??]) ;;
  42 esac
  43
  44 base_ver=`echo $E2FSPROGS_VERSION | \
  45                sed -e 's/-WIP//' -e 's/pre-//' -e 's/-PLUS//'`
  46
  47 date_spec=${E2FSPROGS_YEAR}.${MONTH_NUM}.${E2FSPROGS_DAY}
  48
  49 case $E2FSPROGS_VERSION in
  50 *-WIP|pre-*)
  51         E2FSPROGS_PKGVER="$base_ver~WIP.$date_spec"
  52         ;;
  53 *)
  54         E2FSPROGS_PKGVER="$base_ver"
  55         ;;
  56 esac
  57
  58 unset DATE MONTH YEAR base_ver pre_vers date_spec
  59 AC_MSG_RESULT([Generating configuration file for e2fsprogs version $E2FSPROGS_VERSION])
  60 AC_MSG_RESULT([Release date is ${E2FSPROGS_MONTH}, ${E2FSPROGS_YEAR}])
  61 AC_SUBST(E2FSPROGS_YEAR)
  62 AC_SUBST(E2FSPROGS_MONTH)
  63 AC_SUBST(E2FSPROGS_DAY)
  64 AC_SUBST(E2FSPROGS_VERSION)
  65 AC_SUBST(E2FSPROGS_PKGVER)
  66 AC_SUBST(E2FSPROGS_DATE)
  67 dnl
  68 dnl Use diet libc
  69 dnl
  70 WITH_DIET_LIBC=
  71 AC_ARG_WITH([diet-libc],
  72 [  --with-diet-libc        use diet libc],
  73 CC="diet cc -nostdinc"
  74 WITH_DIET_LIBC=yes
  75 if test -z "$LIBS"
  76 then
  77         LIBS="-lcompat"
  78 else
  79         LIBS="$LIBS -lcompat"
  80 fi
  81 AC_MSG_RESULT(CC=$CC))dnl
  82 dnl
  83 AC_CANONICAL_HOST
  84 dnl
  85 dnl Check to see if libdl exists for the sake of dlopen
  86 dnl
  87 DLOPEN_LIB=''
  88 AC_CHECK_LIB(dl, dlopen,DLOPEN_LIB=-ldl)
  89 AC_SUBST(DLOPEN_LIB)
  90 dnl
  91 AC_ARG_WITH([cc],
  92 AC_HELP_STRING([--with-cc],[no longer supported, use CC= instead]),
  93 AC_MSG_ERROR([--with-cc no longer supported; use CC= instead]))
  94 dnl
  95 AC_ARG_WITH([ccopts],
  96 AC_HELP_STRING([--with-ccopts],[no longer supported, use CFLAGS= instead]),
  97 AC_MSG_ERROR([--with-ccopts no longer supported; use CFLAGS= instead]))
  98 dnl
  99 AC_ARG_WITH([ldopts],
 100 AC_HELP_STRING([--with-ldopts],[no longer supported, use LDFLAGS= instead]),
 101 AC_MSG_ERROR([--with-ldopts no longer supported; use LDFLAGS= instead]))
 102 dnl
 103 AC_PROG_CC
 104 if test "$GCC" = yes; then
 105    RDYNAMIC="-rdynamic"
 106    AC_SUBST(RDYNAMIC)
 107 fi
 108 AC_PROG_CPP
 109 dnl
 110 dnl Alpha computers use fast and imprecise floating point code that may
 111 dnl miss exceptions by default. Force sane options if we're using GCC.
 112 AC_MSG_CHECKING(for additional special compiler flags)
 113 if test "$GCC" = yes
 114 then
 115     case "$host_cpu" in
 116         alpha)          addcflags="-mieee" ;;
 117     esac
 118 fi
 119 if test "x$addcflags" != x
 120 then
 121     AC_MSG_RESULT($addcflags)
 122     CFLAGS="$addcflags $CFLAGS"
 123 else
 124     AC_MSG_RESULT([[(none)]])
 125 fi
 126 AC_USE_SYSTEM_EXTENSIONS
 127 dnl
 128 dnl Set default values for library extensions.  Will be dealt with after
 129 dnl parsing configuration options, which may modify these
 130 dnl
 131 LIB_EXT=.a
 132 STATIC_LIB_EXT=.a
 133 PROFILED_LIB_EXT=.a
 134 dnl
 135 dnl Allow separate `root_prefix' to be specified
 136 dnl
 137 AC_ARG_WITH([root-prefix],
 138 [  --with-root-prefix=PREFIX override prefix variable for files to be placed in the root],
 139 root_prefix=$withval,
 140 root_prefix=NONE)dnl
 141 dnl
 142 dnl handle --enable-maintainer-mode
 143 dnl
 144 AC_ARG_ENABLE([maintainer-mode],
 145 [  --enable-maintainer-mode enable makefile rules useful for maintainers],
 146 if test "$enableval" = "no"
 147 then
 148         MAINTAINER_CMT=#
 149         AC_MSG_RESULT([Disabling maintainer mode])
 150 else
 151         MAINTAINER_CMT=
 152         AC_MSG_RESULT([Enabling maintainer mode])
 153 fi
 154 ,
 155 MAINTAINER_CMT=#
 156 AC_MSG_RESULT([Disabling maintainer mode by default])
 157 )
 158 AC_SUBST(MAINTAINER_CMT)
 159 dnl
 160 dnl handle --enable-symlink-install
 161 dnl
 162 AC_ARG_ENABLE([symlink-install],
 163 [  --enable-symlink-install use symlinks when installing instead of hard links],
 164 if test "$enableval" = "no"
 165 then
 166         LINK_INSTALL_FLAGS=-f
 167         AC_MSG_RESULT([Disabling symlinks for install])
 168 else
 169         LINK_INSTALL_FLAGS=-sf
 170         AC_MSG_RESULT([Enabling symlinks for install])
 171 fi
 172 ,
 173 LINK_INSTALL_FLAGS=-f
 174 AC_MSG_RESULT([Disabling symlinks for install by default])
 175 )
 176 AC_SUBST(LINK_INSTALL_FLAGS)
 177 dnl
 178 dnl handle --enable-relative-symlinks
 179 dnl
 180 relative_symlink_defined=
 181 AC_ARG_ENABLE([relative-symlinks],
 182 [  --enable-relative-symlinks use relative symlinks when installing],
 183 if test "$enableval" = "no"
 184 then
 185         SYMLINK_RELATIVE=
 186         relative_symlink_defined=yes
 187         AC_MSG_RESULT([Disabling relative symlinks for install])
 188 else
 189         SYMLINK_RELATIVE=--relative
 190         relative_symlink_defined=yes
 191         AC_MSG_RESULT([Enabling relative symlinks for install])
 192 fi)
 193 AC_ARG_ENABLE([symlink-relative-symlinks],,
 194 if test "$enableval" = "no"
 195 then
 196         SYMLINK_RELATIVE=yes
 197         AC_MSG_RESULT([Disabling relative symlinks for install])
 198 else
 199         SYMLINK_RELATIVE=--relative
 200         AC_MSG_RESULT([Enabling relative symlinks for install])
 201 fi
 202 ,
 203 if test -z "$relative_symlink_defined"
 204 then
 205         SYMLINK_RELATIVE=
 206 AC_MSG_RESULT([Disabling relative symlinks for install by default])
 207 fi
 208 )
 209 AC_SUBST(SYMLINK_RELATIVE)
 210 dnl
 211 dnl handle --enable-symlink-build
 212 dnl
 213 AC_ARG_ENABLE([symlink-build],
 214 [  --enable-symlink-build  use symlinks while building instead of hard links],
 215 if test "$enableval" = "no"
 216 then
 217         LINK_BUILD_FLAGS=
 218         AC_MSG_RESULT([Disabling symlinks for build])
 219 else
 220         LINK_BUILD_FLAGS=-s
 221         AC_MSG_RESULT([Enabling symlinks for build])
 222 fi
 223 ,
 224 LINK_BUILD_FLAGS=
 225 AC_MSG_RESULT([Disabling symlinks for build by default])
 226 )
 227 AC_SUBST(LINK_BUILD_FLAGS)
 228 dnl
 229 dnl handle --enable-verbose-makecmds
 230 dnl
 231 AC_ARG_ENABLE([verbose-makecmds],
 232 [  --enable-verbose-makecmds enable verbose make command output],
 233 if test "$enableval" = "no"
 234 then
 235         AC_MSG_RESULT([Disabling verbose make commands])
 236         E=@echo
 237         ES=echo
 238         Q=@
 239 else
 240         AC_MSG_RESULT([Enabling verbose make commands])
 241         E=@\\#
 242         ES=\\#
 243         Q=
 244 fi
 245 ,
 246 AC_MSG_RESULT([Disabling verbose make commands])
 247 E=@echo
 248 ES=echo
 249 Q=@
 250 )
 251 AC_SUBST(E)
 252 AC_SUBST(ES)
 253 AC_SUBST(Q)
 254 dnl
 255 dnl This needs to be before all of the --enable-*-shlibs options
 256 dnl
 257 E2_PKG_CONFIG_STATIC=--static
 258 LDFLAG_DYNAMIC=
 259 PRIVATE_LIBS_CMT=
 260 dnl
 261 dnl handle --enable-elf-shlibs
 262 dnl
 263 AC_ARG_ENABLE([elf-shlibs],
 264 [  --enable-elf-shlibs    select ELF shared libraries],
 265 if test "$enableval" = "no"
 266 then
 267         ELF_CMT=#
 268         MAKEFILE_ELF=/dev/null
 269         AC_MSG_RESULT([Disabling ELF shared libraries])
 270 else
 271         E2_PKG_CONFIG_STATIC=
 272         ELF_CMT=
 273         MAKEFILE_ELF=$srcdir/lib/Makefile.elf-lib
 274         [case "$host_os" in
 275         solaris2.*)
 276                 MAKEFILE_ELF=$srcdir/lib/Makefile.solaris-lib
 277         ;;
 278         esac]
 279         BINARY_TYPE=elfbin
 280         LIB_EXT=.so
 281         PRIVATE_LIBS_CMT=#
 282         LDFLAG_DYNAMIC=['-Wl,-rpath-link,$(top_builddir)/lib']
 283         AC_MSG_RESULT([Enabling ELF shared libraries])
 284 fi
 285 ,
 286 MAKEFILE_ELF=/dev/null
 287 ELF_CMT=#
 288 AC_MSG_RESULT([Disabling ELF shared libraries by default])
 289 )
 290 AC_SUBST(ELF_CMT)
 291 AC_SUBST_FILE(MAKEFILE_ELF)
 292 dnl
 293 dnl handle --enable-bsd-shlibs
 294 dnl
 295 AC_ARG_ENABLE([bsd-shlibs],
 296 [  --enable-bsd-shlibs    select BSD shared libraries],
 297 if test "$enableval" = "no"
 298 then
 299         BSDLIB_CMT=#
 300         MAKEFILE_BSDLIB=/dev/null
 301         AC_MSG_RESULT([Disabling BSD shared libraries])
 302 else
 303         E2_PKG_CONFIG_STATIC=
 304         BSDLIB_CMT=
 305         MAKEFILE_BSDLIB=$srcdir/lib/Makefile.bsd-lib
 306         LIB_EXT=.so
 307         [case "$host_os" in
 308         darwin*)
 309                 MAKEFILE_BSDLIB=$srcdir/lib/Makefile.darwin-lib
 310                 LIB_EXT=.dylib
 311         ;;
 312         esac]
 313         AC_MSG_RESULT([Enabling BSD shared libraries])
 314 fi
 315 ,
 316 MAKEFILE_BSDLIB=/dev/null
 317 BSDLIB_CMT=#
 318 AC_MSG_RESULT([Disabling BSD shared libraries by default])
 319 )
 320 AC_SUBST(BSDLIB_CMT)
 321 AC_SUBST_FILE(MAKEFILE_BSDLIB)
 322 dnl
 323 dnl handle --enable-profile
 324 dnl
 325 AC_ARG_ENABLE([profile],
 326 [  --enable-profile       build profiling libraries],
 327 if test "$enableval" = "no"
 328 then
 329         PROFILE_CMT=#
 330         MAKEFILE_PROFILE=/dev/null
 331         AC_MSG_RESULT([Disabling profiling libraries])
 332 else
 333         PROFILE_CMT=
 334         MAKEFILE_PROFILE=$srcdir/lib/Makefile.profile
 335         PROFILED_LIB_EXT=_p.a
 336         AC_MSG_RESULT([Building profiling libraries])
 337 fi
 338 ,
 339 PROFILE_CMT=#
 340 MAKEFILE_PROFILE=/dev/null
 341 AC_MSG_RESULT([Disabling profiling libraries by default])
 342 )
 343 AC_SUBST(PROFILE_CMT)
 344 AC_SUBST_FILE(MAKEFILE_PROFILE)
 345 dnl
 346 dnl handle --enable-gcov
 347 dnl
 348 AC_ARG_ENABLE([gcov],
 349 [  --enable-gcov                  build for coverage testing using gcov],
 350 if test "$enableval" = "yes"
 351 then
 352         CFLAGS="-g -fprofile-arcs -ftest-coverage"
 353         LDFLAGS="-fprofile-arcs -ftest-coverage"
 354         AC_MSG_RESULT([Enabling gcov support])
 355 fi
 356 )
 357 dnl
 358 dnl handle --enable-hardening
 359 dnl
 360 CFLAGS_SHLIB="${CFLAGS_SHLIB:-$CFLAGS}"
 361 CFLAGS_STLIB="${CFLAGS_STLIB:-$CFLAGS}"
 362 LDFLAGS_SHLIB=${LDFLAGS_SHLIB:-$LDFLAGS}
 363 LDFLAGS_STATIC=${LDFLAGS_STATIC:-$LDFLAGS}
 364 AC_ARG_ENABLE([hardening],
 365 [  --enable-hardening             build for coverage testing using gcov],
 366 if test "$enableval" = "yes"
 367 then
 368         HARDEN_CFLAGS="-D_FORTIFY_SOURCE=2 -fstack-protector-strong"
 369         HARDEN_LDFLAGS=["-Wl,-z,relro -Wl,-z,now"]
 370         CFLAGS="$CFLAGS $HARDEN_CFLAGS -fPIE"
 371         CFLAGS_SHLIB="$CFLAGS_SHLIB $HARDEN_CFLAGS"
 372         CFLAGS_STLIB="$CFLAGS_STLIB $HARDEN_CFLAGS -fPIE"
 373         LDFLAGS="$LDFLAGS $HARDEN_LDFLAGS -fPIE -pie"
 374         LDFLAGS_STATIC="$LDFLAGS_STATIC $HARDEN_LDFLAGS"
 375         LDFLAGS_SHLIB="$LDFLAGS_SHLIB $HARDEN_LDFLAGS"
 376         AC_MSG_RESULT([Enabling hardening support])
 377 fi
 378 )
 379 dnl
 380 dnl Substitute library extensions
 381 dnl
 382 AC_SUBST(LIB_EXT)
 383 AC_SUBST(STATIC_LIB_EXT)
 384 AC_SUBST(PROFILED_LIB_EXT)
 385 AC_SUBST(LDFLAG_DYNAMIC)
 386 AC_SUBST(PRIVATE_LIBS_CMT)
 387 dnl
 388 dnl handle --enable-jbd-debug
 389 dnl
 390 AC_ARG_ENABLE([jbd-debug],
 391 [  --enable-jbd-debug     enable journal debugging],
 392 if test "$enableval" = "no"
 393 then
 394         AC_MSG_RESULT([Disabling journal debugging])
 395 else
 396         AC_DEFINE(CONFIG_JBD_DEBUG, 1,
 397                 [Define to 1 if debugging ext3/4 journal code])
 398         AC_MSG_RESULT([Enabling journal debugging])
 399 fi
 400 ,
 401 AC_MSG_RESULT([Disabling journal debugging by default])
 402 )
 403 dnl
 404 dnl handle --enable-blkid-debug
 405 dnl
 406 AC_ARG_ENABLE([blkid-debug],
 407 [  --enable-blkid-debug    enable blkid debugging],
 408 if test "$enableval" = "no"
 409 then
 410         AC_MSG_RESULT([Disabling blkid debugging])
 411 else
 412         AC_DEFINE(CONFIG_BLKID_DEBUG, 1,
 413                 [Define to 1 if debugging the blkid library])
 414         AC_MSG_RESULT([Enabling blkid debugging])
 415 fi
 416 ,
 417 AC_MSG_RESULT([Disabling blkid debugging by default])
 418 )
 419 dnl
 420 dnl handle --enable-testio-debug
 421 dnl
 422 AC_ARG_ENABLE([testio-debug],
 423 [  --disable-testio-debug  disable the use of the test I/O manager for debugging],
 424 AH_TEMPLATE([CONFIG_TESTIO_DEBUG],
 425         [Define to 1 if the testio I/O manager should be enabled])
 426 if test "$enableval" = "no"
 427 then
 428         AC_MSG_RESULT([Disabling testio debugging])
 429         TEST_IO_CMT="#"
 430 else
 431         TEST_IO_CMT=
 432         AC_DEFINE(CONFIG_TESTIO_DEBUG, 1)
 433         AC_MSG_RESULT([Enabling testio debugging])
 434 fi
 435 ,
 436 AC_MSG_RESULT([Enabling testio debugging by default])
 437 AC_DEFINE(CONFIG_TESTIO_DEBUG, 1)
 438 TEST_IO_CMT=
 439 )
 440 AC_SUBST(TEST_IO_CMT)
 441 dnl
 442 dnl handle --disable-libuuid
 443 dnl
 444 PKG_PROG_PKG_CONFIG
 445 LIBUUID=
 446 DEPLIBUUID=
 447 STATIC_LIBUUID=
 448 DEPSTATIC_LIBUUID=
 449 PROFILED_LIBUUID=
 450 DEPPROFILED_LIBUUID=
 451 UUID_CMT=
 452 AC_ARG_ENABLE([libuuid],
 453 [  --enable-libuuid       build and use private uuid library],
 454 if test "$enableval" = "no"
 455 then
 456         if test -z "$PKG_CONFIG"; then
 457                 AC_MSG_ERROR([pkg-config not installed; please install it.])
 458         fi
 459
 460         AC_CHECK_LIB(uuid, uuid_generate,
 461                 [LIBUUID=`$PKG_CONFIG --libs uuid`;
 462                  STATIC_LIBUUID=`$PKG_CONFIG --static --libs uuid`],
 463                 [AC_MSG_ERROR([external uuid library not found])])
 464         PROFILED_LIBUUID=$LIBUUID
 465         UUID_CMT=#
 466         AC_MSG_RESULT([Disabling private uuid library])
 467 else
 468         LIBUUID='$(LIB)/libuuid'$LIB_EXT
 469         DEPLIBUUID=$LIBUUID
 470         STATIC_LIBUUID='$(LIB)/libuuid'$STATIC_LIB_EXT
 471         DEPSTATIC_LIBUUID=$STATIC_LIBUUID
 472         PROFILED_LIBUUID='$(LIB)/libuuid'$PROFILED_LIB_EXT
 473         DEPPROFILED_LIBUUID=$PROFILED_LIBUUID
 474         AC_MSG_RESULT([Enabling private uuid library])
 475 fi
 476 ,
 477 if test -n "$PKG_CONFIG"; then
 478         AC_CHECK_LIB(uuid, uuid_generate,
 479                 [LIBUUID=`$PKG_CONFIG --libs uuid`;
 480                  STATIC_LIBUUID=`$PKG_CONFIG --static --libs uuid`])
 481 fi
 482 if test -n "$LIBUUID"; then
 483         PROFILED_LIBUUID=$LIBUUID
 484         UUID_CMT=#
 485         AC_MSG_RESULT([Using system uuid by default])
 486 else
 487         LIBUUID='$(LIB)/libuuid'$LIB_EXT
 488         DEPLIBUUID=$LIBUUID
 489         STATIC_LIBUUID='$(LIB)/libuuid'$STATIC_LIB_EXT
 490         DEPSTATIC_LIBUUID=$STATIC_LIBUUID
 491         PROFILED_LIBUUID='$(LIB)/libuuid'$PROFILED_LIB_EXT
 492         DEPPROFILED_LIBUUID=$PROFILED_LIBUUID
 493         AC_MSG_RESULT([Enabling private uuid library by default])
 494 fi
 495 )
 496 AC_SUBST(LIBUUID)
 497 AC_SUBST(DEPLIBUUID)
 498 AC_SUBST(STATIC_LIBUUID)
 499 AC_SUBST(DEPSTATIC_LIBUUID)
 500 AC_SUBST(PROFILED_LIBUUID)
 501 AC_SUBST(DEPPROFILED_LIBUUID)
 502 AC_SUBST(UUID_CMT)
 503 dnl
 504 dnl handle --disable-libblkid
 505 dnl
 506 PKG_PROG_PKG_CONFIG
 507 LIBBLKID=
 508 DEPLIBBLKID=
 509 STATIC_LIBBLKID=
 510 DEPSTATIC_LIBBLKID=
 511 PROFILED_LIBBLKID=
 512 DEPPROFILED_LIBBLKID=
 513 BLKID_CMT=
 514 AH_TEMPLATE([CONFIG_BUILD_FINDFS], [Define to 1 to compile findfs])
 515 AC_ARG_ENABLE([libblkid],
 516 [  --enable-libblkid      build and use private blkid library],
 517 if test "$enableval" = "no"
 518 then
 519         if test -z "$PKG_CONFIG"; then
 520                 AC_MSG_ERROR([pkg-config not installed; please install it.])
 521         fi
 522
 523         AC_CHECK_LIB(blkid, blkid_get_cache,
 524                 [LIBBLKID=`$PKG_CONFIG --libs blkid`;
 525                  STATIC_LIBBLKID=`$PKG_CONFIG --static --libs blkid`],
 526                 [AC_MSG_ERROR([external blkid library not found])], -luuid)
 527         BLKID_CMT=#
 528         PROFILED_LIBBLKID=$LIBBLKID
 529         AC_MSG_RESULT([Disabling private blkid library])
 530 else
 531         LIBBLKID='$(LIB)/libblkid'$LIB_EXT
 532         DEPLIBBLKID=$LIBBLKID
 533         STATIC_LIBBLKID='$(LIB)/libblkid'$STATIC_LIB_EXT
 534         DEPSTATIC_LIBBLKID=$STATIC_LIBBLKID
 535         PROFILED_LIBBLKID='$(LIB)/libblkid'$PROFILED_LIB_EXT
 536         DEPPROFILED_LIBBLKID=$PROFILED_LIBBLKID
 537         AC_DEFINE(CONFIG_BUILD_FINDFS, 1)
 538         AC_MSG_RESULT([Enabling private blkid library])
 539 fi
 540 ,
 541 if test -n "$PKG_CONFIG"; then
 542         AC_CHECK_LIB(blkid, blkid_get_cache,
 543                 [LIBBLKID=`$PKG_CONFIG --libs blkid`;
 544                  STATIC_LIBBLKID=`$PKG_CONFIG --static --libs blkid`])
 545 fi
 546 if test -n "$LIBBLKID"; then
 547         BLKID_CMT=#
 548         PROFILED_LIBBLKID=$LIBBLKID
 549         AC_MSG_RESULT([Using system blkid library by default])
 550 else
 551         LIBBLKID='$(LIB)/libblkid'$LIB_EXT
 552         DEPLIBBLKID=$LIBBLKID
 553         STATIC_LIBBLKID='$(LIB)/libblkid'$STATIC_LIB_EXT
 554         DEPSTATIC_LIBBLKID=$STATIC_LIBBLKID
 555         PROFILED_LIBBLKID='$(LIB)/libblkid'$PROFILED_LIB_EXT
 556         DEPPROFILED_LIBBLKID=$PROFILED_LIBBLKID
 557         AC_DEFINE(CONFIG_BUILD_FINDFS, 1)
 558         AC_MSG_RESULT([Enabling private blkid library by default])
 559 fi
 560 )
 561 AC_SUBST(LIBBLKID)
 562 AC_SUBST(DEPLIBBLKID)
 563 AC_SUBST(STATIC_LIBBLKID)
 564 AC_SUBST(DEPSTATIC_LIBBLKID)
 565 AC_SUBST(PROFILED_LIBBLKID)
 566 AC_SUBST(DEPPROFILED_LIBBLKID)
 567 AC_SUBST(BLKID_CMT)
 568 dnl
 569 dnl handle --enable-subset
 570 dnl
 571 ALL_CMT=
 572 AC_ARG_ENABLE([subset],
 573 [  --enable-subset        enable subset-only build],
 574 if test "$enableval" = "no"
 575 then
 576         AC_MSG_RESULT([Disabling subset-only build])
 577 else
 578         ALL_CMT=#
 579         AC_MSG_RESULT([Enabling subset-only-build])
 580 fi
 581 ,)
 582 AC_SUBST(ALL_CMT)
 583 dnl
 584 dnl handle --disable-backtrace
 585 dnl
 586 AH_TEMPLATE([DISABLE_BACKTRACE], [Define to 1 to disable use of backtrace])
 587 AC_ARG_ENABLE([backtrace],
 588 [  --disable-backtrace    disable use backtrace],
 589 if test "$enableval" = "no"
 590 then
 591         AC_MSG_RESULT([Disabling use of backtrace])
 592         AC_DEFINE(DISABLE_BACKTRACE, 1)
 593 else
 594         AC_MSG_RESULT([Enabling use of backtrace])
 595 fi
 596 ,
 597 AC_MSG_RESULT([Enabling use of backtrace by default])
 598 )
 599 dnl
 600 dnl handle --enable-debugfs
 601 dnl
 602 AC_ARG_ENABLE([debugfs],
 603 [  --disable-debugfs      disable support of debugfs program],
 604 if test "$enableval" = "no"
 605 then
 606         AC_MSG_RESULT([Disabling debugfs support])
 607         DEBUGFS_CMT="#"
 608 else
 609         DEBUGFS_CMT=
 610         AC_MSG_RESULT([Enabling debugfs support])
 611 fi
 612 ,
 613 AC_MSG_RESULT([Enabling debugfs support by default])
 614 DEBUGFS_CMT=
 615 )
 616 AC_SUBST(DEBUGFS_CMT)
 617 dnl
 618 dnl handle --enable-imager
 619 dnl
 620 AC_ARG_ENABLE([imager],
 621 [  --disable-imager       disable support of e2image program],
 622 if test "$enableval" = "no"
 623 then
 624         AC_MSG_RESULT([Disabling e2image support])
 625         IMAGER_CMT="#"
 626 else
 627         IMAGER_CMT=
 628         AC_MSG_RESULT([Enabling e2image support])
 629 fi
 630 ,
 631 AC_MSG_RESULT([Enabling e2image support by default])
 632 IMAGER_CMT=
 633 )
 634 AC_SUBST(IMAGER_CMT)
 635 dnl
 636 dnl handle --enable-resizer
 637 dnl
 638 AC_ARG_ENABLE([resizer],
 639 [  --disable-resizer      disable support of e2resize program],
 640 if test "$enableval" = "no"
 641 then
 642         AC_MSG_RESULT([Disabling e2resize support])
 643         RESIZER_CMT="#"
 644 else
 645         RESIZER_CMT=
 646         AC_MSG_RESULT([Enabling e2resize support])
 647 fi
 648 ,
 649 AC_MSG_RESULT([Enabling e2resize support by default])
 650 RESIZER_CMT=
 651 )
 652 AC_SUBST(RESIZER_CMT)
 653 dnl
 654 dnl handle --enable-defrag
 655 dnl
 656 AC_ARG_ENABLE([defrag],
 657 [  --disable-defrag       disable support of e4defrag program],
 658 if test "$enableval" = "no"
 659 then
 660         AC_MSG_RESULT([Disabling e4defrag support])
 661         DEFRAG_CMT="#"
 662 else
 663         DEFRAG_CMT=
 664         AC_MSG_RESULT([Enabling e4defrag support])
 665 fi
 666 ,
 667 if test -z "$WITH_DIET_LIBC"
 668 then
 669         AC_MSG_RESULT([Enabling e4defrag support by default])
 670         DEFRAG_CMT=
 671 else
 672         AC_MSG_RESULT([Disabling e4defrag support by default])
 673         DEFRAG_CMT="#"
 674 fi
 675 )
 676 AC_SUBST(DEFRAG_CMT)
 677 dnl
 678 dnl See whether to install the `fsck' wrapper program (that calls e2fsck)
 679 dnl
 680 AC_ARG_ENABLE([fsck],
 681 [  --enable-fsck           build fsck wrapper program],
 682 [if test "$enableval" = "no"
 683 then
 684         FSCK_PROG='' FSCK_MAN=''
 685         AC_MSG_RESULT([Not building fsck wrapper])
 686 else
 687         FSCK_PROG=fsck FSCK_MAN=fsck.8
 688         AC_MSG_RESULT([Building fsck wrapper])
 689 fi]
 690 ,
 691 [case "$host_os" in
 692   gnu*)
 693     FSCK_PROG='' FSCK_MAN=''
 694     AC_MSG_RESULT([Not building fsck wrapper by default])
 695     ;;
 696   *)
 697     FSCK_PROG=fsck FSCK_MAN=fsck.8
 698     AC_MSG_RESULT([Building fsck wrapper by default])
 699 esac]
 700 )
 701 AC_SUBST(FSCK_PROG)
 702 AC_SUBST(FSCK_MAN)
 703 dnl
 704 dnl See whether to install the `e2initrd-helper' program
 705 dnl
 706 AC_ARG_ENABLE([e2initrd-helper],
 707 [  --enable-e2initrd-helper build e2initrd-helper program],
 708 [if test "$enableval" = "no"
 709 then
 710         E2INITRD_PROG='' E2INITRD_MAN=''
 711         AC_MSG_RESULT([Not building e2initrd helper])
 712 else
 713         E2INITRD_PROG=e2initrd_helper E2INITRD_MAN=e2initrd_helper.8
 714         AC_MSG_RESULT([Building e2initrd helper])
 715 fi]
 716 ,
 717 E2INITRD_PROG=e2initrd_helper E2INITRD_MAN=e2initrd_helper.8
 718 AC_MSG_RESULT([Building e2initrd helper by default])
 719 )
 720 AC_SUBST(E2INITRD_PROG)
 721 AC_SUBST(E2INITRD_MAN)
 722 dnl
 723 dnl
 724 dnl
 725 AC_ARG_ENABLE([tls],
 726 [  --disable-tls           disable use of thread local support],
 727 [if test "$enableval" = "no"
 728 then
 729         try_tls=""
 730         AC_MSG_RESULT([Disabling thread local support])
 731 else
 732         try_tls="yes"
 733         AC_MSG_RESULT([Enabling thread local support])
 734 fi]
 735 ,
 736 if test -n "$WITH_DIET_LIBC"
 737 then
 738         try_tls=""
 739         AC_MSG_RESULT([Diet libc does not support thread local support])
 740 else
 741         try_tls="yes"
 742         AC_MSG_RESULT([Try using thread local support by default])
 743 fi
 744 )
 745 if test "$try_tls" = "yes"
 746 then
 747 AX_TLS
 748 fi
 749 dnl
 750 dnl
 751 dnl
 752 AH_TEMPLATE([USE_UUIDD], [Define to 1 to build uuidd])
 753 AC_ARG_ENABLE([uuidd],
 754 [  --disable-uuidd         disable building the uuid daemon],
 755 [if test "$enableval" = "no"
 756 then
 757         AC_MSG_RESULT([Not building uuidd])
 758         UUIDD_CMT="#"
 759 else
 760         AC_DEFINE(USE_UUIDD, 1)
 761         UUIDD_CMT=""
 762         AC_MSG_RESULT([Building uuidd])
 763 fi]
 764 ,
 765 AC_DEFINE(USE_UUIDD, 1)
 766 if test -z "$UUID_CMT"
 767 then
 768         UUIDD_CMT=""
 769         AC_MSG_RESULT([Building uuidd by default])
 770 else
 771         UUIDD_CMT="#"
 772         AC_MSG_RESULT([Disabling uuidd by default])
 773 fi
 774 )
 775 AC_SUBST(UUIDD_CMT)
 776 dnl
 777 dnl handle --disable-mmp
 778 dnl
 779 AH_TEMPLATE([CONFIG_MMP], [Define to 1 to enable mmp support])
 780 AC_ARG_ENABLE([mmp],
 781 [  --disable-mmp           disable support mmp, Multi Mount Protection],
 782 if test "$enableval" = "no"
 783 then
 784         AC_MSG_RESULT([Disabling mmp support])
 785 else
 786         AC_MSG_RESULT([Enabling mmp support])
 787         AC_DEFINE(CONFIG_MMP, 1)
 788 fi
 789 ,
 790 AC_MSG_RESULT([Enabling mmp support by default])
 791 AC_DEFINE(CONFIG_MMP, 1)
 792 )
 793 dnl
 794 dnl handle --disable-tdb
 795 dnl
 796 AH_TEMPLATE([CONFIG_TDB], [Define to 1 to enable tdb support])
 797 AC_ARG_ENABLE([tdb],
 798 [  --disable-tdb           disable tdb support],
 799 if test "$enableval" = "no"
 800 then
 801         AC_MSG_RESULT([Disabling tdb support])
 802         TDB_CMT="#"
 803         TDB_MAN_COMMENT='.\"'
 804 else
 805         AC_MSG_RESULT([Enabling tdb support])
 806         AC_DEFINE(CONFIG_TDB, 1)
 807         TDB_CMT=""
 808         TDB_MAN_COMMENT=""
 809 fi
 810 ,
 811 AC_MSG_RESULT([Enabling mmp support by default])
 812 AC_DEFINE(CONFIG_TDB, 1)
 813 TDB_CMT=""
 814 TDB_MAN_COMMENT=""
 815 )
 816 AC_SUBST(TDB_CMT)
 817 AC_SUBST(TDB_MAN_COMMENT)
 818 dnl
 819 dnl handle --disable-bmap-stats
 820 dnl
 821 AH_TEMPLATE([ENABLE_BMAP_STATS], [Define to 1 to enable bitmap stats.])
 822 AC_ARG_ENABLE([bmap-stats],
 823 [  --disable-bmap-stats    disable collection of bitmap stats.],
 824 if test "$enableval" = "no"
 825 then
 826         AC_MSG_RESULT([Disabling bitmap statistics support])
 827 else
 828         AC_MSG_RESULT([Enabling bitmap statistics support])
 829         AC_DEFINE(ENABLE_BMAP_STATS, 1)
 830 fi
 831 ,
 832 AC_MSG_RESULT([Enabling bitmap statistics support by default])
 833 AC_DEFINE(ENABLE_BMAP_STATS, 1)
 834 )
 835 dnl
 836 dnl handle --enable-bmap-stats-ops
 837 dnl
 838 AH_TEMPLATE([ENABLE_BMAP_STATS_OPS], [Define to 1 to enable bitmap stats.])
 839 AC_ARG_ENABLE([bmap-stats-ops],
 840 [  --enable-bmap-stats-ops enable collection of additional bitmap stats],
 841 if test "$enableval" = "no"
 842 then
 843         AC_MSG_RESULT([Disabling additional bitmap statistics])
 844 else
 845         dnl There has to be a better way!
 846         AS_IF([test "x${enable_bmap_stats}" = "xno"],
 847          AC_MSG_FAILURE([Error --enable-bmap-stats-ops requires bmap-stats]))
 848
 849         AC_MSG_RESULT([Enabling additional bitmap statistics])
 850         AC_DEFINE(ENABLE_BMAP_STATS_OPS, 1)
 851 fi
 852 ,
 853 AC_MSG_RESULT([Disabling additional bitmap statistics by default])
 854 )
 855 dnl
 856 dnl
 857 dnl
 858 MAKEFILE_LIBRARY=$srcdir/lib/Makefile.library
 859 AC_SUBST_FILE(MAKEFILE_LIBRARY)
 860 dnl
 861 dnl Add internationalization support, using gettext.
 862 dnl
 863 GETTEXT_PACKAGE=e2fsprogs
 864 PACKAGE=e2fsprogs
 865 VERSION="$E2FSPROGS_VERSION"
 866 VERSION=0.14.1
 867 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [package name for gettext])
 868 AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [version for gettext])
 869 AC_SUBST(GETTEXT_PACKAGE)
 870 AC_SUBST(PACKAGE)
 871 AC_SUBST(VERSION)
 872
 873 AM_GNU_GETTEXT
 874 dnl
 875 dnl End of configuration options
 876 dnl
 877 AC_SUBST(BINARY_TYPE)
 878 AC_PROG_MAKE_SET
 879 CHECK_GNU_MAKE
 880 AC_PATH_PROG(LN, ln, ln)
 881 AC_PROG_MKDIR_P
 882 AC_PROG_LN_S
 883 AC_PATH_PROG(MV, mv, mv)
 884 AC_PATH_PROG(CP, cp, cp)
 885 AC_PATH_PROG(RM, rm, rm)
 886 AC_PATH_PROG(CHMOD, chmod, :)
 887 AC_PROG_AWK
 888 AC_PROG_EGREP
 889 AC_PATH_PROG(SED, sed, sed)
 890 AC_PATH_PROG(PERL, perl, perl)
 891 AC_PATH_PROG(LDCONFIG, ldconfig, :)
 892 AC_CHECK_TOOL(AR, ar, ar)
 893 AC_CHECK_TOOL(RANLIB, ranlib, :)
 894 AC_CHECK_TOOL(STRIP, strip, :)
 895 AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, )
 896 if test "_$MAKEINFO" = "_"; then
 897     MAKEINFO="echo Makeinfo is missing. Info documentation will not be built."
 898 else
 899     case "$MAKEINFO" in
 900       */missing.*)
 901         AC_MSG_WARN([
 902 *** Makeinfo is missing. Info documentation will not be built.])
 903         ;;
 904       *)
 905         ;;
 906     esac
 907 fi
 908 AC_SUBST(MAKEINFO)
 909 AC_PROG_INSTALL
 910 # See if we need a separate native compiler.
 911 if test $cross_compiling = no; then
 912   BUILD_CC="$CC"
 913   AC_SUBST(BUILD_CC)
 914 else
 915   AC_CHECK_PROGS(BUILD_CC, gcc cc)
 916 fi
 917 AC_CHECK_HEADERS(m4_flatten([
 918         dirent.h
 919         errno.h
 920         execinfo.h
 921         getopt.h
 922         malloc.h
 923         mntent.h
 924         paths.h
 925         semaphore.h
 926         setjmp.h
 927         signal.h
 928         stdarg.h
 929         stdint.h
 930         stdlib.h
 931         termios.h
 932         termio.h
 933         unistd.h
 934         utime.h
 935         attr/xattr.h
 936         linux/falloc.h
 937         linux/fd.h
 938         linux/fsmap.h
 939         linux/major.h
 940         linux/loop.h
 941         linux/types.h
 942         net/if_dl.h
 943         netinet/in.h
 944         sys/acl.h
 945         sys/disklabel.h
 946         sys/disk.h
 947         sys/file.h
 948         sys/ioctl.h
 949         sys/key.h
 950         sys/mkdev.h
 951         sys/mman.h
 952         sys/mount.h
 953         sys/prctl.h
 954         sys/resource.h
 955         sys/select.h
 956         sys/socket.h
 957         sys/sockio.h
 958         sys/stat.h
 959         sys/syscall.h
 960         sys/sysctl.h
 961         sys/sysmacros.h
 962         sys/time.h
 963         sys/types.h
 964         sys/un.h
 965         sys/wait.h
 966         sys/xattr.h
 967 ]))
 968 dnl Check where to find a dd(1) that supports iflag=fullblock
 969 dnl and oflag=append
 970 AC_MSG_CHECKING([for a dd(1) program that supports iflag=fullblock])
 971 DD=
 972 for i in dd gdd ; do
 973         if "$i" if=/dev/null of=/dev/null count=1 bs=10k 2>/dev/null iflag=fullblock oflag=append ; then
 974                 DD=$i
 975                 break
 976         fi
 977 done
 978 if test -n "$DD" ; then
 979         AC_MSG_RESULT([$DD])
 980 else
 981         AC_MSG_RESULT([not found, using dd])
 982         DD=dd
 983         AC_MSG_WARN([No GNU-compatible dd(1) program found, expect some self-test failures.])
 984 fi
 985 AC_SUBST([DD])
 986
 987 AC_CHECK_HEADERS(net/if.h,,,
 988 [[
 989 #if HAVE_SYS_TYPES_H
 990 #include <sys/types.h>
 991 #endif
 992 #if HAVE_SYS_SOCKET
 993 #include <sys/socket.h>
 994 #endif
 995 ]])
 996 AC_FUNC_VPRINTF
 997 dnl Check to see if dirent has member d_reclen. On cygwin those d_reclen
 998 dnl is not declared.
 999 AC_CHECK_MEMBER(struct dirent.d_reclen,[AC_DEFINE(HAVE_RECLEN_DIRENT, 1,
1000                        [Define to 1 if dirent has d_reclen])],,
1001                 [#include <dirent.h>])
1002 AC_CHECK_MEMBERS([struct stat.st_atim])
1003 dnl Check to see if ssize_t was declared
1004 AC_CHECK_TYPE(ssize_t,[AC_DEFINE(HAVE_TYPE_SSIZE_T, 1,
1005                 [Define to 1 if ssize_t declared])],,
1006               [#include <sys/types.h>])
1007 dnl
1008 dnl Check to see if llseek() is declared in unistd.h.  On some libc's
1009 dnl it is, and on others it isn't..... Thank you glibc developers....
1010 dnl
1011 AC_CHECK_DECL(llseek,[AC_DEFINE(HAVE_LLSEEK_PROTOTYPE, 1,
1012                         [Define to 1 if llseek declared in unistd.h])],,
1013               [#include <unistd.h>])
1014 dnl
1015 dnl Check to see if lseek64() is declared in unistd.h.  Glibc's header files
1016 dnl are so convoluted that I can't tell whether it will always be defined,
1017 dnl and if it isn't defined while lseek64 is defined in the library,
1018 dnl disaster will strike.
1019 dnl
1020 dnl Warning!  Use of --enable-gcc-wall may throw off this test.
1021 dnl
1022 dnl
1023 AC_CHECK_DECL(lseek64,[AC_DEFINE(HAVE_LSEEK64_PROTOTYPE, 1,
1024                         [Define to 1 if lseek64 declared in unistd.h])],,
1025                 [#define _LARGEFILE_SOURCE
1026                  #define _LARGEFILE64_SOURCE
1027                  #include <unistd.h>])
1028 dnl
1029 dnl Word sizes...
1030 dnl
1031 AC_CHECK_SIZEOF(short)
1032 AC_CHECK_SIZEOF(int)
1033 AC_CHECK_SIZEOF(long)
1034 AC_CHECK_SIZEOF(long long)
1035 AC_CHECK_SIZEOF(off_t)
1036 AC_CHECK_SIZEOF(time_t)
1037 SIZEOF_SHORT=$ac_cv_sizeof_short
1038 SIZEOF_INT=$ac_cv_sizeof_int
1039 SIZEOF_LONG=$ac_cv_sizeof_long
1040 SIZEOF_LONG_LONG=$ac_cv_sizeof_long_long
1041 SIZEOF_OFF_T=$ac_cv_sizeof_off_t
1042 SIZEOF_TIME_T=$ac_cv_sizeof_time_t
1043 AC_SUBST(SIZEOF_SHORT)
1044 AC_SUBST(SIZEOF_INT)
1045 AC_SUBST(SIZEOF_LONG)
1046 AC_SUBST(SIZEOF_LONG_LONG)
1047 AC_SUBST(SIZEOF_OFF_T)
1048 AC_SUBST(SIZEOF_TIME_T)
1049 AC_C_BIGENDIAN
1050 if test $cross_compiling = no; then
1051   BUILD_CC="$BUILD_CC" CPP="$CPP" /bin/sh $ac_aux_dir/parse-types.sh
1052 else
1053   CROSS_COMPILE="1" BUILD_CC="$BUILD_CC" CPP="$CPP" /bin/sh $ac_aux_dir/parse-types.sh
1054 fi
1055 ASM_TYPES_HEADER=./asm_types.h
1056 AC_SUBST_FILE(ASM_TYPES_HEADER)
1057 dnl
1058 dnl Save the configuration #defines needed for the public ext2fs.h
1059 dnl header file
1060 dnl
1061 echo "/* These defines are needed for the public ext2fs.h header file */" \
1062      > public_config.h
1063 if grep HAVE_SYS_TYPES_H confdefs.h > tmp_config.$$; then
1064   uniq tmp_config.$$ >> public_config.h
1065 else
1066   echo "#undef HAVE_SYS_TYPES_H" >> public_config.h
1067 fi
1068 if grep WORDS_BIGENDIAN confdefs.h > tmp_config.$$; then
1069   uniq tmp_config.$$ >> public_config.h
1070 else
1071   echo "#undef WORDS_BIGENDIAN" >> public_config.h
1072 fi
1073 rm -f tmp_config.$$
1074 PUBLIC_CONFIG_HEADER=./public_config.h
1075 AC_SUBST_FILE(PUBLIC_CONFIG_HEADER)
1076 dnl
1077 dnl See if we have inttypes.h and if intptr_t is defined
1078 dnl
1079 AC_CHECK_HEADERS([inttypes.h])
1080 AC_CHECK_TYPES(intptr_t)
1081 dnl
1082 dnl See if struct stat has a st_flags field, in which case we can get file
1083 dnl flags somewhat portably.  Also check for the analogous setter, chflags().
1084 dnl
1085 AC_MSG_CHECKING(whether struct stat has a st_flags field)
1086 AC_CACHE_VAL(e2fsprogs_cv_struct_st_flags,
1087         AC_TRY_COMPILE([#include <sys/stat.h>],
1088                 [struct stat stat; stat.st_flags = 0;],
1089                 [e2fsprogs_cv_struct_st_flags=yes],
1090                 [e2fsprogs_cv_struct_st_flags=no]))
1091 AC_MSG_RESULT($e2fsprogs_cv_struct_st_flags)
1092 if test "$e2fsprogs_cv_struct_st_flags" = yes; then
1093   AC_MSG_CHECKING(whether st_flags field is useful)
1094   AC_CACHE_VAL(e2fsprogs_cv_struct_st_flags_immut,
1095         AC_TRY_COMPILE([#include <sys/stat.h>],
1096                 [struct stat stat; stat.st_flags |= UF_IMMUTABLE;],
1097                 [e2fsprogs_cv_struct_st_flags_immut=yes],
1098                 [e2fsprogs_cv_struct_st_flags_immut=no]))
1099   AC_MSG_RESULT($e2fsprogs_cv_struct_st_flags_immut)
1100   if test "$e2fsprogs_cv_struct_st_flags_immut" = yes; then
1101           AC_DEFINE(HAVE_STAT_FLAGS, 1,
1102                 [Define to 1 if struct stat has st_flags])
1103   fi
1104 fi
1105 dnl
1106 dnl Check for the presence of SA_LEN
1107 dnl
1108 AC_CHECK_MEMBER(struct sockaddr.sa_len,
1109                 AC_DEFINE_UNQUOTED(HAVE_SA_LEN,1,
1110                         [Define to 1 if if struct sockaddr contains sa_len]),,
1111         [#include <sys/types.h>
1112          #include <sys/socket.h>])
1113 dnl
1114 dnl This will add -lblkid to the AC_CHECK_FUNCS search if we are using
1115 dnl the system-provided blkid library
1116 dnl
1117 if test -n "$BLKID_CMT"; then
1118   AC_SEARCH_LIBS([blkid_probe_all], [blkid])
1119 fi
1120 dnl
1121 if test -n "$DLOPEN_LIB" ; then
1122    ac_cv_func_dlopen=yes
1123 fi
1124 AC_CHECK_FUNCS(m4_flatten([
1125         __secure_getenv
1126         add_key
1127         backtrace
1128         blkid_probe_get_topology
1129         blkid_probe_enable_partitions
1130         chflags
1131         dlopen
1132         fadvise64
1133         fallocate
1134         fallocate64
1135         fchown
1136         fcntl
1137         fdatasync
1138         fstat64
1139         fsync
1140         ftruncate64
1141         futimes
1142         getcwd
1143         getdtablesize
1144         gethostname
1145         getmntinfo
1146         getpwuid_r
1147         getrlimit
1148         getrusage
1149         jrand48
1150         keyctl
1151         llistxattr
1152         llseek
1153         lseek64
1154         mallinfo
1155         mbstowcs
1156         memalign
1157         mempcpy
1158         mmap
1159         msync
1160         nanosleep
1161         open64
1162         pathconf
1163         posix_fadvise
1164         posix_fadvise64
1165         posix_memalign
1166         prctl
1167         pread
1168         pwrite
1169         pread64
1170         pwrite64
1171         secure_getenv
1172         setmntent
1173         setresgid
1174         setresuid
1175         snprintf
1176         srandom
1177         stpcpy
1178         strcasecmp
1179         strdup
1180         strnlen
1181         strptime
1182         strtoull
1183         sync_file_range
1184         sysconf
1185         usleep
1186         utime
1187         utimes
1188         valloc
1189 ]))
1190 dnl
1191 dnl Check to see if -lsocket is required (solaris) to make something
1192 dnl that uses socket() to compile; this is needed for the UUID library
1193 dnl
1194 SOCKET_LIB=''
1195 AC_CHECK_LIB(socket, socket, [SOCKET_LIB=-lsocket])
1196 AC_SUBST(SOCKET_LIB)
1197 dnl
1198 dnl See if libmagic exists
1199 dnl
1200 AC_CHECK_LIB(magic, magic_file, [MAGIC_LIB=-lmagic
1201 AC_CHECK_HEADERS([magic.h])])
1202 if test "$ac_cv_func_dlopen" = yes ; then
1203    MAGIC_LIB=$DLOPEN_LIB
1204 fi
1205 AC_SUBST(MAGIC_LIB)
1206 dnl
1207 dnl Check to see if librt is required for clock_gettime() (glibc < 2.17)
1208 dnl
1209 AC_CHECK_LIB(rt, clock_gettime, [CLOCK_GETTIME_LIB=-lrt])
1210 AC_SUBST(CLOCK_GETTIME_LIB)
1211 dnl
1212 dnl Check to see if the FUSE library is -lfuse or -losxfuse
1213 dnl
1214 FUSE_CMT=
1215 FUSE_LIB=
1216 dnl osxfuse.dylib supersedes fuselib.dylib
1217 AC_ARG_ENABLE([fuse2fs],
1218 [  --disable-fuse2fs      do not build fuse2fs],
1219 if test "$enableval" = "no"
1220 then
1221         FUSE_CMT="#"
1222         AC_MSG_RESULT([Disabling fuse2fs])
1223 else
1224         AC_CHECK_HEADERS([pthread.h fuse.h], [],
1225 [AC_MSG_FAILURE([Cannot find fuse2fs headers.])],
1226 [#define _FILE_OFFSET_BITS      64
1227 #define FUSE_USE_VERSION 29])
1228
1229         AC_PREPROC_IFELSE(
1230 [AC_LANG_PROGRAM([[#define FUSE_USE_VERSION 29
1231 #ifdef __linux__
1232 #include <linux/fs.h>
1233 #include <linux/falloc.h>
1234 #include <linux/xattr.h>
1235 #endif
1236 ]], [])], [], [AC_MSG_FAILURE([Cannot find fuse2fs Linux headers.])])
1237
1238         AC_CHECK_LIB(osxfuse, fuse_main, [FUSE_LIB=-losxfuse],
1239                 [AC_CHECK_LIB(fuse, fuse_main, [FUSE_LIB=-lfuse],
1240                               [AC_MSG_FAILURE([Cannot find fuse library.])])])
1241         AC_MSG_RESULT([Enabling fuse2fs])
1242 fi
1243 ,
1244 AC_CHECK_HEADERS([pthread.h fuse.h], [], [FUSE_CMT="#"],
1245 [#define _FILE_OFFSET_BITS      64
1246 #define FUSE_USE_VERSION 29
1247 #ifdef __linux__
1248 # include <linux/fs.h>
1249 # include <linux/falloc.h>
1250 # include <linux/xattr.h>
1251 #endif])
1252 if test -z "$FUSE_CMT"
1253 then
1254         AC_CHECK_LIB(osxfuse, fuse_main, [FUSE_LIB=-losxfuse],
1255 [AC_CHECK_LIB(fuse, fuse_main, [FUSE_LIB=-lfuse], [FUSE_CMT="#"])])
1256 fi
1257 if test -z "$FUSE_CMT"
1258 then
1259         AC_MSG_RESULT([Enabling fuse2fs by default.])
1260 fi
1261 )
1262 AC_SUBST(FUSE_LIB)
1263 AC_SUBST(FUSE_CMT)
1264 dnl
1265 dnl See if optreset exists
1266 dnl
1267 AC_MSG_CHECKING(for optreset)
1268 AC_CACHE_VAL(ac_cv_have_optreset,
1269 [AC_EGREP_HEADER(optreset, unistd.h,
1270   ac_cv_have_optreset=yes, ac_cv_have_optreset=no)])dnl
1271 AC_MSG_RESULT($ac_cv_have_optreset)
1272 if test $ac_cv_have_optreset = yes; then
1273   AC_DEFINE(HAVE_OPTRESET, 1, [Define to 1 if optreset for getopt is present])
1274 fi
1275 dnl
1276 dnl Test for sem_init, and which library it might require:
1277 dnl
1278 AH_TEMPLATE([HAVE_SEM_INIT], [Define to 1 if sem_init() exists])
1279 SEM_INIT_LIB=''
1280 echo GL_THREADS_API: ${gl_threads_api}
1281 if test "${gl_threads_api}" != none
1282 then
1283   AC_CHECK_FUNC(sem_init, ,
1284     AC_CHECK_LIB(pthread, sem_init,
1285         AC_DEFINE(HAVE_SEM_INIT, 1)
1286         SEM_INIT_LIB=-lpthread,
1287     AC_CHECK_LIB(rt, sem_init,
1288         AC_DEFINE(HAVE_SEM_INIT, 1)
1289         SEM_INIT_LIB=-lrt,
1290     AC_CHECK_LIB(posix4, sem_init,
1291         AC_DEFINE(HAVE_SEM_INIT, 1)
1292         SEM_INIT_LIB=-lposix4))))dnl
1293 fi
1294 AC_SUBST(SEM_INIT_LIB)
1295 dnl
1296 dnl Check for unified diff
1297 dnl
1298 AC_MSG_CHECKING(for unified diff option)
1299 if diff -u $0 $0 > /dev/null 2>&1 ; then
1300    UNI_DIFF_OPTS=-u
1301 else
1302    UNI_DIFF_OPTS=-c
1303 fi
1304 AC_MSG_RESULT($UNI_DIFF_OPTS)
1305 AC_SUBST(UNI_DIFF_OPTS)
1306 dnl
1307 dnl We use the EXT2 ioctls only under Linux
1308 dnl
1309 case "$host_os" in
1310 linux*)
1311         AC_DEFINE(HAVE_EXT2_IOCTLS, 1, [Define to 1 if Ext2 ioctls present])
1312         ;;
1313 esac
1314 dnl
1315 dnl Enable LTO for all packages
1316 dnl
1317 AC_ARG_ENABLE([lto],
1318 [  --enable-lto           enable link time optimization],,
1319 enable_lto=no)
1320 if test "$enable_lto" = "yes" || test "$enable_lto" = "probe"; then
1321         AC_MSG_CHECKING([if C compiler supports LTO])
1322         OLD_CFLAGS="$CFLAGS"
1323         OLD_LDFLAGS="$LDFLAGS"
1324         LTO_FLAGS="-g -flto -ffat-lto-objects"
1325         CFLAGS="$CFLAGS $LTO_FLAGS"
1326         LDFLAGS="$LDFLAGS $LTO_FLAGS"
1327         AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
1328                 [AC_MSG_RESULT([yes])]
1329                 [lto_cflags=$LTO_FLAGS]
1330                 [lto_ldflags=$LTO_FLAGS]
1331                 [AC_PATH_PROG(gcc_ar, gcc-ar,,)]
1332                 [AC_PATH_PROG(gcc_ranlib, gcc-ranlib,,)],
1333                 [AC_MSG_RESULT([no])])
1334         if test -x "$gcc_ar" && test -x "$gcc_ranlib"; then
1335                 have_lto=yes
1336                 AR="${gcc_ar}"
1337                 RANLIB="${gcc_ranlib}"
1338         fi
1339         CFLAGS="${OLD_CFLAGS}"
1340         LDFLAGS="${OLD_LDFLAGS}"
1341         AC_SUBST(have_lto)
1342         AC_SUBST(lto_cflags)
1343         AC_SUBST(lto_ldflags)
1344 fi
1345 if test "$enable_lto" = "yes" && test "$have_lto" != "yes"; then
1346         AC_MSG_ERROR([LTO not supported by compiler.])
1347 fi
1348 dnl
1349 dnl Enable UBSAN for all packages
1350 dnl
1351 AC_ARG_ENABLE([ubsan],
1352 [  --enable-ubsan         enable undefined behavior sanitizer],,
1353 enable_ubsan=no)
1354 if test "$enable_ubsan" = "yes" || test "$enable_ubsan" = "probe"; then
1355         AC_MSG_CHECKING([if C compiler supports UBSAN])
1356         OLD_CFLAGS="$CFLAGS"
1357         OLD_LDFLAGS="$LDFLAGS"
1358         UBSAN_FLAGS="-fsanitize=undefined"
1359         CFLAGS="$CFLAGS $UBSAN_FLAGS"
1360         LDFLAGS="$LDFLAGS $UBSAN_FLAGS"
1361         AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
1362                 [AC_MSG_RESULT([yes])]
1363                 [ubsan_cflags=$UBSAN_FLAGS]
1364                 [ubsan_ldflags=$UBSAN_FLAGS]
1365                 [have_ubsan=yes],
1366                 [AC_MSG_RESULT([no])])
1367         CFLAGS="${OLD_CFLAGS}"
1368         LDFLAGS="${OLD_LDFLAGS}"
1369         AC_SUBST(have_ubsan)
1370         AC_SUBST(ubsan_cflags)
1371         AC_SUBST(ubsan_ldflags)
1372 fi
1373 if test "$enable_ubsan" = "yes" && test "$have_ubsan" != "yes"; then
1374         AC_MSG_ERROR([UBSAN not supported by compiler.])
1375 fi
1376 dnl
1377 dnl Enable ADDRSAN for all packages
1378 dnl
1379 AC_ARG_ENABLE([addrsan],
1380 [  --enable-addrsan       enable address sanitizer],,
1381 enable_addrsan=no)
1382 if test "$enable_addrsan" = "yes" || test "$enable_addrsan" = "probe"; then
1383         AC_MSG_CHECKING([if C compiler supports ADDRSAN])
1384         OLD_CFLAGS="$CFLAGS"
1385         OLD_LDFLAGS="$LDFLAGS"
1386         ADDRSAN_FLAGS="-fsanitize=address"
1387         CFLAGS="$CFLAGS $ADDRSAN_FLAGS"
1388         LDFLAGS="$LDFLAGS $ADDRSAN_FLAGS"
1389         AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
1390                 [AC_MSG_RESULT([yes])]
1391                 [addrsan_cflags=$ADDRSAN_FLAGS]
1392                 [addrsan_ldflags=$ADDRSAN_FLAGS]
1393                 [have_addrsan=yes],
1394                 [AC_MSG_RESULT([no])])
1395         CFLAGS="${OLD_CFLAGS}"
1396         LDFLAGS="${OLD_LDFLAGS}"
1397         AC_SUBST(have_addrsan)
1398         AC_SUBST(addrsan_cflags)
1399         AC_SUBST(addrsan_ldflags)
1400 fi
1401 if test "$enable_addrsan" = "yes" && test "$have_addrsan" != "yes"; then
1402         AC_MSG_ERROR([ADDRSAN not supported by compiler.])
1403 fi
1404 dnl
1405 dnl Enable THREADSAN for all packages
1406 dnl
1407 AC_ARG_ENABLE([threadsan],
1408 [  --enable-threadsan     enable thread sanitizer],,
1409 enable_threadsan=no)
1410 if test "$enable_threadsan" = "yes" || test "$enable_threadsan" = "probe"; then
1411         AC_MSG_CHECKING([if C compiler supports THREADSAN])
1412         OLD_CFLAGS="$CFLAGS"
1413         OLD_LDFLAGS="$LDFLAGS"
1414         THREADSAN_FLAGS="-fsanitize=thread"
1415         CFLAGS="$CFLAGS $THREADSAN_FLAGS"
1416         LDFLAGS="$LDFLAGS $THREADSAN_FLAGS"
1417         AC_LINK_IFELSE([AC_LANG_PROGRAM([])],
1418                 [AC_MSG_RESULT([yes])]
1419                 [threadsan_cflags=$THREADSAN_FLAGS]
1420                 [threadsan_ldflags=$THREADSAN_FLAGS]
1421                 [have_threadsan=yes],
1422                 [AC_MSG_RESULT([no])])
1423         CFLAGS="${OLD_CFLAGS}"
1424         LDFLAGS="${OLD_LDFLAGS}"
1425         AC_SUBST(have_threadsan)
1426         AC_SUBST(threadsan_cflags)
1427         AC_SUBST(threadsan_ldflags)
1428 fi
1429 if test "$enable_threadsan" = "yes" && test "$have_threadsan" != "yes"; then
1430         AC_MSG_ERROR([THREADSAN not supported by compiler.])
1431 fi
1432 if test "$have_threadsan" = "yes" && test "$have_addrsan" = "yes"; then
1433         AC_MSG_WARN([ADDRSAN and THREADSAN are not known to work together.])
1434 fi
1435 dnl
1436 dnl OS-specific uncomment control
1437 dnl
1438 LINUX_CMT="#"
1439 CYGWIN_CMT="#"
1440 UNIX_CMT=
1441 case "$host_os" in
1442 linux*)
1443         LINUX_CMT=
1444         ;;
1445 cygwin)
1446         CYGWIN_CMT=
1447         UNIX_CMT="#"
1448         ;;
1449 esac
1450 AC_SUBST(LINUX_CMT)
1451 AC_SUBST(CYGWIN_CMT)
1452 AC_SUBST(UNIX_CMT)
1453 dnl
1454 dnl e2scrub only builds on linux
1455 dnl
1456 E2SCRUB_CMT="$LINUX_CMT"
1457 AC_SUBST(E2SCRUB_CMT)
1458 dnl
1459 dnl Linux and Hurd places root files in the / by default
1460 dnl
1461 case "$host_os" in
1462 linux* | gnu* | k*bsd*-gnu)
1463         if test "$prefix" = NONE -a "$root_prefix" = NONE ; then
1464                 root_prefix="";
1465                 AC_MSG_RESULT([On $host_os systems, root_prefix defaults to ''])
1466         fi
1467         ;;
1468 esac
1469 dnl
1470 dnl On Linux/hurd, force the prefix to be /usr
1471 dnl
1472 case "$host_os" in
1473 linux* | gnu* | k*bsd*-gnu)
1474         if test "$prefix" = NONE ; then
1475                 prefix="/usr";
1476                 AC_MSG_RESULT([On $host_os systems, prefix defaults to /usr])
1477                 if test "$mandir" = '${prefix}/man' ; then
1478                         AC_MSG_RESULT([...and mandir defaults to /usr/share/man])
1479                         mandir=/usr/share/man
1480                 fi
1481         fi
1482 ;;
1483 esac
1484 if test "$root_prefix" = NONE ; then
1485         if test "$prefix" = NONE ; then
1486                 root_prefix="$ac_default_prefix"
1487         else
1488                 root_prefix="$prefix"
1489         fi
1490         root_bindir=$bindir
1491         root_sbindir=$sbindir
1492         root_libdir=$libdir
1493         root_sysconfdir=$sysconfdir
1494 else
1495         root_bindir='${root_prefix}/bin'
1496         root_sbindir='${root_prefix}/sbin'
1497         root_libdir='${root_prefix}/lib'
1498         root_sysconfdir='${root_prefix}/etc'
1499 fi
1500 if test "$bindir" != '${exec_prefix}/bin'; then
1501     root_bindir=$bindir
1502     AC_MSG_RESULT([Setting root_bindir to $root_bindir])
1503 fi
1504 if test "$sbindir" != '${exec_prefix}/sbin'; then
1505     root_sbindir=$sbindir
1506     AC_MSG_RESULT([Setting root_sbindir to $root_sbindir])
1507 fi
1508 if test "$libdir" != '${exec_prefix}/lib'; then
1509     root_libdir=$libdir
1510     AC_MSG_RESULT([Setting root_libdir to $root_libdir])
1511 fi
1512 if test "$sysconfdir" != '${prefix}/etc'; then
1513     root_sysconfdir=$sysconfdir
1514     AC_MSG_RESULT([Setting root_sysconfdir to $root_sysconfdir])
1515 fi
1516 AC_SUBST(root_prefix)
1517 AC_SUBST(root_bindir)
1518 AC_SUBST(root_sbindir)
1519 AC_SUBST(root_libdir)
1520 AC_SUBST(root_sysconfdir)
1521 dnl
1522 dnl Allow specification of the multiarch arch
1523 dnl
1524 AC_ARG_WITH([multiarch],
1525 [  --with-multiarch=ARCH specify the multiarch triplet],
1526 if test "$withval" = "lib64"; then
1527     libdir=/usr/lib64
1528     root_libdir=/lib64
1529 else
1530     libdir=$libdir/$withval
1531     root_libdir=$root_libdir/$withval
1532 fi
1533 )
1534 dnl
1535 dnl
1536 dnl See if -static works.  This could fail if the linker does not
1537 dnl support -static, or if required external libraries are not available
1538 dnl in static form.
1539 dnl
1540 AC_MSG_CHECKING([whether we can link with -static])
1541 AC_CACHE_VAL(ac_cv_e2fsprogs_use_static,
1542 [SAVE_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS_STATIC -static"
1543 AC_TRY_LINK([#include <stdio.h>],[fflush(stdout);],
1544  ac_cv_e2fsprogs_use_static=yes, ac_cv_e2fsprogs_use_static=no)
1545 LDFLAGS=$SAVE_LDFLAGS])
1546 dnl
1547 dnl Regardless of how the test turns out, Solaris doesn't handle -static
1548 dnl This is caused by the socket library requiring the nsl library, which
1549 dnl requires the -dl library, which only works for dynamically linked
1550 dnl programs.  It basically means you can't have statically linked programs
1551 dnl which use the network under Solaris.
1552 dnl
1553 case "$host_os" in
1554 solaris2.*)
1555         ac_cv_e2fsprogs_use_static=no
1556 ;;
1557 esac
1558 AC_MSG_RESULT($ac_cv_e2fsprogs_use_static)
1559 if test $ac_cv_e2fsprogs_use_static = yes; then
1560         LDFLAGS_STATIC="$LDFLAGS_STATIC -static"
1561 fi
1562 AC_SUBST(LDFLAGS_STATIC)
1563 dnl
1564 dnl Work around mysterious Darwin / GNU libintl problem
1565 dnl (__asm__ redirection doesn't work for some mysterious reason.  Looks like
1566 dnl Apple hacked gcc somehow?)
1567 dnl
1568 case "$host_os" in
1569 darwin*)
1570         AC_MSG_RESULT([Using Apple Darwin / GNU libintl workaround])
1571         AC_DEFINE(_INTL_REDIRECT_MACROS, 1,
1572                 [Define to 1 if Apple Darwin libintl workaround is needed])
1573         ;;
1574 esac
1575 dnl
1576 dnl Only try to run the test suite if we're not cross compiling.
1577 dnl
1578 if test "$cross_compiling" = yes ; then
1579   DO_TEST_SUITE=
1580 else
1581   DO_TEST_SUITE=check
1582 fi
1583 AC_SUBST(DO_TEST_SUITE)
1584 dnl
1585 dnl Only include the intl include files if we're building with them
1586 dnl
1587 INCLUDES='-I. -I$(top_builddir)/lib -I$(top_srcdir)/lib'
1588 if test -n "$CPPFLAGS" ; then
1589         INCLUDES="$INCLUDES $CPPFLAGS"
1590 fi
1591 if test "$USE_INCLUDED_LIBINTL" = "yes" ; then
1592         INCLUDES=$INCLUDES' -I$(top_builddir)/intl -I$(top_srcdir)/intl'
1593 fi
1594 if test -n "$WITH_DIET_LIBC" ; then
1595         INCLUDES="$INCLUDES -D_REENTRANT"
1596 fi
1597 AC_SUBST(INCLUDES)
1598 dnl
1599 dnl Build CFLAGS
1600 dnl
1601 if test $cross_compiling = no; then
1602    BUILD_CFLAGS="$CFLAGS $CPPFLAGS $INCLUDES -DHAVE_CONFIG_H"
1603    BUILD_LDFLAGS="$LDFLAGS"
1604 fi
1605 AC_SUBST(BUILD_CFLAGS)
1606 AC_SUBST(BUILD_LDFLAGS)
1607 dnl
1608 dnl Define CFLAGS and LDFLAGS for shared libraries
1609 dnl
1610 CFLAGS_SHLIB=${CFLAGS_SHLIB:-$CFLAGS}
1611 CFLAGS_STLIB=${CFLAGS_STLIB:-$CFLAGS}
1612 LDFLAGS_SHLIB=${LDFLAGS_SHLIB:-$LDFLAGS}
1613 AC_SUBST(CFLAGS_SHLIB)
1614 AC_SUBST(CFLAGS_STLIB)
1615 AC_SUBST(LDFLAGS_SHLIB)
1616
1617 dnl
1618 dnl Where do udev rules go?
1619 dnl
1620 AC_ARG_WITH([udev_rules_dir],
1621   [AS_HELP_STRING([--with-udev-rules-dir@<:@=DIR@:>@],
1622         [Install udev rules into DIR.])],
1623   [],
1624   [with_udev_rules_dir=yes])
1625 AS_IF([test "x${with_udev_rules_dir}" != "xno"],
1626   [
1627         AS_IF([test "x${with_udev_rules_dir}" = "xyes"],
1628           [
1629                 PKG_CHECK_MODULES([udev], [udev],
1630                   [
1631                         with_udev_rules_dir="$($PKG_CONFIG --variable=udevdir udev)/rules.d"
1632                   ], [
1633                         with_udev_rules_dir=""
1634                   ])
1635           ])
1636         AC_MSG_CHECKING([for udev rules dir])
1637         pkg_udev_rules_dir="${with_udev_rules_dir}"
1638         AS_IF([test -n "${pkg_udev_rules_dir}"],
1639           [
1640                 AC_MSG_RESULT(${pkg_udev_rules_dir})
1641                 have_udev="yes"
1642           ],
1643           [
1644                 AC_MSG_RESULT(no)
1645                 have_udev="no"
1646           ])
1647   ],
1648   [
1649         have_udev="disabled"
1650   ])
1651 AC_SUBST(have_udev)
1652 AC_SUBST(pkg_udev_rules_dir)
1653
1654 dnl
1655 dnl Where do cron jobs go?
1656 dnl
1657 AC_ARG_WITH([crond_dir],
1658   [AS_HELP_STRING([--with-crond-dir@<:@=DIR@:>@],
1659         [Install system crontabs into DIR.])],
1660   [],
1661   [with_crond_dir=yes])
1662 AS_IF([test "x${with_crond_dir}" != "xno"],
1663   [
1664         AS_IF([test "x${with_crond_dir}" = "xyes"],
1665           [
1666                 AS_IF([test -d "/etc/cron.d"],
1667                   [with_crond_dir="/etc/cron.d"])
1668           ])
1669         AC_MSG_CHECKING([for system crontab dir])
1670         crond_dir="${with_crond_dir}"
1671         AS_IF([test -n "${crond_dir}"],
1672           [
1673                 AC_MSG_RESULT(${crond_dir})
1674                 have_crond="yes"
1675           ],
1676           [
1677                 AC_MSG_RESULT(no)
1678                 have_crond="no"
1679           ])
1680   ],
1681   [
1682         have_crond="disabled"
1683   ])
1684 AC_SUBST(have_crond)
1685 AC_SUBST(crond_dir)
1686
1687 dnl
1688 dnl Where do systemd services go?
1689 dnl
1690 AC_ARG_WITH([systemd_unit_dir],
1691   [AS_HELP_STRING([--with-systemd-unit-dir@<:@=DIR@:>@],
1692         [Install systemd system units into DIR.])],
1693   [],
1694   [with_systemd_unit_dir=yes])
1695 AS_IF([test "x${with_systemd_unit_dir}" != "xno"],
1696   [
1697         AS_IF([test "x${with_systemd_unit_dir}" = "xyes"],
1698           [
1699                 PKG_CHECK_MODULES([systemd], [systemd],
1700                   [
1701                         with_systemd_unit_dir="$($PKG_CONFIG --variable=systemdsystemunitdir systemd)"
1702                   ], [
1703                         with_systemd_unit_dir=""
1704                   ])
1705                 m4_pattern_allow([^PKG_(MAJOR|MINOR|BUILD|REVISION)$])
1706           ])
1707         AC_MSG_CHECKING([for systemd system unit dir])
1708         systemd_system_unit_dir="${with_systemd_unit_dir}"
1709         AS_IF([test -n "${systemd_system_unit_dir}"],
1710           [
1711                 AC_MSG_RESULT(${systemd_system_unit_dir})
1712                 have_systemd="yes"
1713           ],
1714           [
1715                 AC_MSG_RESULT(no)
1716                 have_systemd="no"
1717           ])
1718   ],
1719   [
1720         have_systemd="disabled"
1721   ])
1722 AC_SUBST(have_systemd)
1723 AC_SUBST(systemd_system_unit_dir)
1724
1725 dnl
1726 dnl Make our output files, being sure that we create the some miscellaneous
1727 dnl directories
1728 dnl
1729 test -d lib || mkdir lib
1730 test -d include || mkdir include
1731 test -d include/linux || mkdir include/linux
1732 test -d include/asm || mkdir include/asm
1733 if test -z "$UUID_CMT" ; then
1734         uuid_out_list="lib/uuid/Makefile lib/uuid/uuid.pc \
1735                 lib/uuid/uuid_types.h"
1736 fi
1737 if test -z "$BLKID_CMT" ; then
1738         blkid_out_list="lib/blkid/Makefile lib/blkid/blkid.pc \
1739                 lib/blkid/blkid_types.h"
1740 fi
1741 for i in MCONFIG Makefile \
1742         util/Makefile util/subst.conf util/gen-tarball util/install-symlink \
1743         lib/et/Makefile lib/ss/Makefile lib/e2p/Makefile \
1744         lib/ext2fs/Makefile lib/ext2fs/ext2_types.h \
1745         $uuid_out_list $blkid_out_list lib/support/Makefile \
1746         lib/ss/ss.pc lib/et/com_err.pc lib/e2p/e2p.pc lib/ext2fs/ext2fs.pc \
1747         misc/Makefile ext2ed/Makefile e2fsck/Makefile \
1748         debugfs/Makefile tests/Makefile tests/progs/Makefile \
1749         resize/Makefile doc/Makefile intl/Makefile \
1750         intl/libgnuintl.h po/Makefile.in scrub/Makefile; do
1751         if test -d `dirname ${srcdir}/$i` ; then
1752                 outlist="$outlist $i"
1753         fi
1754 done
1755 AC_OUTPUT($outlist)
1756 if test -f util/gen-tarball; then chmod +x util/gen-tarball; fi