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 --disable-backtrace
 570 dnl
 571 AH_TEMPLATE([DISABLE_BACKTRACE], [Define to 1 to disable use of backtrace])
 572 AC_ARG_ENABLE([backtrace],
 573 [  --disable-backtrace    disable use backtrace],
 574 if test "$enableval" = "no"
 575 then
 576         AC_MSG_RESULT([Disabling use of backtrace])
 577         AC_DEFINE(DISABLE_BACKTRACE, 1)
 578 else
 579         AC_MSG_RESULT([Enabling use of backtrace])
 580 fi
 581 ,
 582 AC_MSG_RESULT([Enabling use of backtrace by default])
 583 )
 584 dnl
 585 dnl handle --enable-debugfs
 586 dnl
 587 AC_ARG_ENABLE([debugfs],
 588 [  --disable-debugfs      disable support of debugfs program],
 589 if test "$enableval" = "no"
 590 then
 591         AC_MSG_RESULT([Disabling debugfs support])
 592         DEBUGFS_CMT="#"
 593 else
 594         DEBUGFS_CMT=
 595         AC_MSG_RESULT([Enabling debugfs support])
 596 fi
 597 ,
 598 AC_MSG_RESULT([Enabling debugfs support by default])
 599 DEBUGFS_CMT=
 600 )
 601 AC_SUBST(DEBUGFS_CMT)
 602 dnl
 603 dnl handle --enable-imager
 604 dnl
 605 AC_ARG_ENABLE([imager],
 606 [  --disable-imager       disable support of e2image program],
 607 if test "$enableval" = "no"
 608 then
 609         AC_MSG_RESULT([Disabling e2image support])
 610         IMAGER_CMT="#"
 611 else
 612         IMAGER_CMT=
 613         AC_MSG_RESULT([Enabling e2image support])
 614 fi
 615 ,
 616 AC_MSG_RESULT([Enabling e2image support by default])
 617 IMAGER_CMT=
 618 )
 619 AC_SUBST(IMAGER_CMT)
 620 dnl
 621 dnl handle --enable-resizer
 622 dnl
 623 AC_ARG_ENABLE([resizer],
 624 [  --disable-resizer      disable support of e2resize program],
 625 if test "$enableval" = "no"
 626 then
 627         AC_MSG_RESULT([Disabling e2resize support])
 628         RESIZER_CMT="#"
 629 else
 630         RESIZER_CMT=
 631         AC_MSG_RESULT([Enabling e2resize support])
 632 fi
 633 ,
 634 AC_MSG_RESULT([Enabling e2resize support by default])
 635 RESIZER_CMT=
 636 )
 637 AC_SUBST(RESIZER_CMT)
 638 dnl
 639 dnl handle --enable-defrag
 640 dnl
 641 AC_ARG_ENABLE([defrag],
 642 [  --disable-defrag       disable support of e4defrag program],
 643 if test "$enableval" = "no"
 644 then
 645         AC_MSG_RESULT([Disabling e4defrag support])
 646         DEFRAG_CMT="#"
 647 else
 648         DEFRAG_CMT=
 649         AC_MSG_RESULT([Enabling e4defrag support])
 650 fi
 651 ,
 652 if test -z "$WITH_DIET_LIBC"
 653 then
 654         AC_MSG_RESULT([Enabling e4defrag support by default])
 655         DEFRAG_CMT=
 656 else
 657         AC_MSG_RESULT([Disabling e4defrag support by default])
 658         DEFRAG_CMT="#"
 659 fi
 660 )
 661 AC_SUBST(DEFRAG_CMT)
 662 dnl
 663 dnl See whether to install the `fsck' wrapper program (that calls e2fsck)
 664 dnl
 665 AC_ARG_ENABLE([fsck],
 666 [  --enable-fsck           build fsck wrapper program],
 667 [if test "$enableval" = "no"
 668 then
 669         FSCK_PROG='' FSCK_MAN=''
 670         AC_MSG_RESULT([Not building fsck wrapper])
 671 else
 672         FSCK_PROG=fsck FSCK_MAN=fsck.8
 673         AC_MSG_RESULT([Building fsck wrapper])
 674 fi]
 675 ,
 676 [case "$host_os" in
 677   gnu*)
 678     FSCK_PROG='' FSCK_MAN=''
 679     AC_MSG_RESULT([Not building fsck wrapper by default])
 680     ;;
 681   *)
 682     FSCK_PROG=fsck FSCK_MAN=fsck.8
 683     AC_MSG_RESULT([Building fsck wrapper by default])
 684 esac]
 685 )
 686 AC_SUBST(FSCK_PROG)
 687 AC_SUBST(FSCK_MAN)
 688 dnl
 689 dnl See whether to install the `e2initrd-helper' program
 690 dnl
 691 AC_ARG_ENABLE([e2initrd-helper],
 692 [  --enable-e2initrd-helper build e2initrd-helper program],
 693 [if test "$enableval" = "no"
 694 then
 695         E2INITRD_PROG='' E2INITRD_MAN=''
 696         AC_MSG_RESULT([Not building e2initrd helper])
 697 else
 698         E2INITRD_PROG=e2initrd_helper E2INITRD_MAN=e2initrd_helper.8
 699         AC_MSG_RESULT([Building e2initrd helper])
 700 fi]
 701 ,
 702 E2INITRD_PROG=e2initrd_helper E2INITRD_MAN=e2initrd_helper.8
 703 AC_MSG_RESULT([Building e2initrd helper by default])
 704 )
 705 AC_SUBST(E2INITRD_PROG)
 706 AC_SUBST(E2INITRD_MAN)
 707 dnl
 708 dnl
 709 dnl
 710 AC_ARG_ENABLE([tls],
 711 [  --disable-tls           disable use of thread local support],
 712 [if test "$enableval" = "no"
 713 then
 714         try_tls=""
 715         AC_MSG_RESULT([Disabling thread local support])
 716 else
 717         try_tls="yes"
 718         AC_MSG_RESULT([Enabling thread local support])
 719 fi]
 720 ,
 721 if test -n "$WITH_DIET_LIBC"
 722 then
 723         try_tls=""
 724         AC_MSG_RESULT([Diet libc does not support thread local support])
 725 else
 726         try_tls="yes"
 727         AC_MSG_RESULT([Try using thread local support by default])
 728 fi
 729 )
 730 if test "$try_tls" = "yes"
 731 then
 732 AX_TLS
 733 fi
 734 dnl
 735 dnl
 736 dnl
 737 AH_TEMPLATE([USE_UUIDD], [Define to 1 to build uuidd])
 738 AC_ARG_ENABLE([uuidd],
 739 [  --disable-uuidd         disable building the uuid daemon],
 740 [if test "$enableval" = "no"
 741 then
 742         AC_MSG_RESULT([Not building uuidd])
 743         UUIDD_CMT="#"
 744 else
 745         AC_DEFINE(USE_UUIDD, 1)
 746         UUIDD_CMT=""
 747         AC_MSG_RESULT([Building uuidd])
 748 fi]
 749 ,
 750 AC_DEFINE(USE_UUIDD, 1)
 751 if test -z "$UUID_CMT"
 752 then
 753         UUIDD_CMT=""
 754         AC_MSG_RESULT([Building uuidd by default])
 755 else
 756         UUIDD_CMT="#"
 757         AC_MSG_RESULT([Disabling uuidd by default])
 758 fi
 759 )
 760 AC_SUBST(UUIDD_CMT)
 761 dnl
 762 dnl handle --disable-mmp
 763 dnl
 764 AH_TEMPLATE([CONFIG_MMP], [Define to 1 to enable mmp support])
 765 AC_ARG_ENABLE([mmp],
 766 [  --disable-mmp           disable support mmp, Multi Mount Protection],
 767 if test "$enableval" = "no"
 768 then
 769         AC_MSG_RESULT([Disabling mmp support])
 770 else
 771         AC_MSG_RESULT([Enabling mmp support])
 772         AC_DEFINE(CONFIG_MMP, 1)
 773 fi
 774 ,
 775 AC_MSG_RESULT([Enabling mmp support by default])
 776 AC_DEFINE(CONFIG_MMP, 1)
 777 )
 778 dnl
 779 dnl handle --disable-tdb
 780 dnl
 781 AH_TEMPLATE([CONFIG_TDB], [Define to 1 to enable tdb support])
 782 AC_ARG_ENABLE([tdb],
 783 [  --disable-tdb           disable tdb support],
 784 if test "$enableval" = "no"
 785 then
 786         AC_MSG_RESULT([Disabling tdb support])
 787         TDB_CMT="#"
 788         TDB_MAN_COMMENT='.\"'
 789 else
 790         AC_MSG_RESULT([Enabling tdb support])
 791         AC_DEFINE(CONFIG_TDB, 1)
 792         TDB_CMT=""
 793         TDB_MAN_COMMENT=""
 794 fi
 795 ,
 796 AC_MSG_RESULT([Enabling mmp support by default])
 797 AC_DEFINE(CONFIG_TDB, 1)
 798 TDB_CMT=""
 799 TDB_MAN_COMMENT=""
 800 )
 801 AC_SUBST(TDB_CMT)
 802 AC_SUBST(TDB_MAN_COMMENT)
 803 dnl
 804 dnl handle --disable-bmap-stats
 805 dnl
 806 AH_TEMPLATE([ENABLE_BMAP_STATS], [Define to 1 to enable bitmap stats.])
 807 AC_ARG_ENABLE([bmap-stats],
 808 [  --disable-bmap-stats    disable collection of bitmap stats.],
 809 if test "$enableval" = "no"
 810 then
 811         AC_MSG_RESULT([Disabling bitmap statistics support])
 812 else
 813         AC_MSG_RESULT([Enabling bitmap statistics support])
 814         AC_DEFINE(ENABLE_BMAP_STATS, 1)
 815 fi
 816 ,
 817 AC_MSG_RESULT([Enabling bitmap statistics support by default])
 818 AC_DEFINE(ENABLE_BMAP_STATS, 1)
 819 )
 820 dnl
 821 dnl handle --enable-bmap-stats-ops
 822 dnl
 823 AH_TEMPLATE([ENABLE_BMAP_STATS_OPS], [Define to 1 to enable bitmap stats.])
 824 AC_ARG_ENABLE([bmap-stats-ops],
 825 [  --enable-bmap-stats-ops enable collection of additional bitmap stats],
 826 if test "$enableval" = "no"
 827 then
 828         AC_MSG_RESULT([Disabling additional bitmap statistics])
 829 else
 830         dnl There has to be a better way!
 831         AS_IF([test "x${enable_bmap_stats}" = "xno"],
 832          AC_MSG_FAILURE([Error --enable-bmap-stats-ops requires bmap-stats]))
 833
 834         AC_MSG_RESULT([Enabling additional bitmap statistics])
 835         AC_DEFINE(ENABLE_BMAP_STATS_OPS, 1)
 836 fi
 837 ,
 838 AC_MSG_RESULT([Disabling additional bitmap statistics by default])
 839 )
 840 dnl
 841 dnl
 842 dnl
 843 MAKEFILE_LIBRARY=$srcdir/lib/Makefile.library
 844 AC_SUBST_FILE(MAKEFILE_LIBRARY)
 845 dnl
 846 dnl Add internationalization support, using gettext.
 847 dnl
 848 GETTEXT_PACKAGE=e2fsprogs
 849 PACKAGE=e2fsprogs
 850 VERSION="$E2FSPROGS_VERSION"
 851 VERSION=0.14.1
 852 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [package name for gettext])
 853 AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [version for gettext])
 854 AC_SUBST(GETTEXT_PACKAGE)
 855 AC_SUBST(PACKAGE)
 856 AC_SUBST(VERSION)
 857
 858 AM_GNU_GETTEXT
 859 dnl
 860 dnl End of configuration options
 861 dnl
 862 AC_SUBST(BINARY_TYPE)
 863 AC_PROG_MAKE_SET
 864 CHECK_GNU_MAKE
 865 AC_PATH_PROG(LN, ln, ln)
 866 AC_PROG_LN_S
 867 AC_PATH_PROG(MV, mv, mv)
 868 AC_PATH_PROG(CP, cp, cp)
 869 AC_PATH_PROG(RM, rm, rm)
 870 AC_PATH_PROG(CHMOD, chmod, :)
 871 AC_PROG_AWK
 872 AC_PROG_EGREP
 873 AC_PATH_PROG(SED, sed, sed)
 874 AC_PATH_PROG(PERL, perl, perl)
 875 AC_PATH_PROG(LDCONFIG, ldconfig, :)
 876 AC_CHECK_TOOL(AR, ar, ar)
 877 AC_CHECK_TOOL(RANLIB, ranlib, :)
 878 AC_CHECK_TOOL(STRIP, strip, :)
 879 AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, )
 880 if test "_$MAKEINFO" = "_"; then
 881     MAKEINFO="echo Makeinfo is missing. Info documentation will not be built."
 882 else
 883     case "$MAKEINFO" in
 884       */missing.*)
 885         AC_MSG_WARN([
 886 *** Makeinfo is missing. Info documentation will not be built.])
 887         ;;
 888       *)
 889         ;;
 890     esac
 891 fi
 892 AC_SUBST(MAKEINFO)
 893 AC_PROG_INSTALL
 894 # See if we need a separate native compiler.
 895 if test $cross_compiling = no; then
 896   BUILD_CC="$CC"
 897   AC_SUBST(BUILD_CC)
 898 else
 899   AC_CHECK_PROGS(BUILD_CC, gcc cc)
 900 fi
 901 AC_CHECK_HEADERS(m4_flatten([
 902         dirent.h
 903         errno.h
 904         execinfo.h
 905         getopt.h
 906         malloc.h
 907         mntent.h
 908         paths.h
 909         semaphore.h
 910         setjmp.h
 911         signal.h
 912         stdarg.h
 913         stdint.h
 914         stdlib.h
 915         termios.h
 916         termio.h
 917         unistd.h
 918         utime.h
 919         attr/xattr.h
 920         linux/falloc.h
 921         linux/fd.h
 922         linux/fsmap.h
 923         linux/major.h
 924         linux/loop.h
 925         linux/types.h
 926         net/if_dl.h
 927         netinet/in.h
 928         sys/acl.h
 929         sys/disklabel.h
 930         sys/disk.h
 931         sys/file.h
 932         sys/ioctl.h
 933         sys/key.h
 934         sys/mkdev.h
 935         sys/mman.h
 936         sys/mount.h
 937         sys/prctl.h
 938         sys/resource.h
 939         sys/select.h
 940         sys/socket.h
 941         sys/sockio.h
 942         sys/stat.h
 943         sys/syscall.h
 944         sys/sysctl.h
 945         sys/sysmacros.h
 946         sys/time.h
 947         sys/types.h
 948         sys/un.h
 949         sys/wait.h
 950         sys/xattr.h
 951 ]))
 952 dnl Check where to find a dd(1) that supports iflag=fullblock
 953 dnl and oflag=append
 954 AC_MSG_CHECKING([for a dd(1) program that supports iflag=fullblock])
 955 DD=
 956 for i in dd gdd ; do
 957         if "$i" if=/dev/null of=/dev/null count=1 bs=10k 2>/dev/null iflag=fullblock oflag=append ; then
 958                 DD=$i
 959                 break
 960         fi
 961 done
 962 if test -n "$DD" ; then
 963         AC_MSG_RESULT([$DD])
 964 else
 965         AC_MSG_RESULT([not found, using dd])
 966         DD=dd
 967         AC_MSG_WARN([No GNU-compatible dd(1) program found, expect some self-test failures.])
 968 fi
 969 AC_SUBST([DD])
 970
 971 AC_CHECK_HEADERS(net/if.h,,,
 972 [[
 973 #if HAVE_SYS_TYPES_H
 974 #include <sys/types.h>
 975 #endif
 976 #if HAVE_SYS_SOCKET
 977 #include <sys/socket.h>
 978 #endif
 979 ]])
 980 AC_FUNC_VPRINTF
 981 dnl Check to see if dirent has member d_reclen. On cygwin those d_reclen
 982 dnl is not declared.
 983 AC_CHECK_MEMBER(struct dirent.d_reclen,[AC_DEFINE(HAVE_RECLEN_DIRENT, 1,
 984                        [Define to 1 if dirent has d_reclen])],,
 985                 [#include <dirent.h>])
 986 AC_CHECK_MEMBERS([struct stat.st_atim])
 987 dnl Check to see if ssize_t was declared
 988 AC_CHECK_TYPE(ssize_t,[AC_DEFINE(HAVE_TYPE_SSIZE_T, 1,
 989                 [Define to 1 if ssize_t declared])],,
 990               [#include <sys/types.h>])
 991 dnl
 992 dnl Check to see if llseek() is declared in unistd.h.  On some libc's
 993 dnl it is, and on others it isn't..... Thank you glibc developers....
 994 dnl
 995 AC_CHECK_DECL(llseek,[AC_DEFINE(HAVE_LLSEEK_PROTOTYPE, 1,
 996                         [Define to 1 if llseek declared in unistd.h])],,
 997               [#include <unistd.h>])
 998 dnl
 999 dnl Check to see if lseek64() is declared in unistd.h.  Glibc's header files
1000 dnl are so convoluted that I can't tell whether it will always be defined,
1001 dnl and if it isn't defined while lseek64 is defined in the library,
1002 dnl disaster will strike.
1003 dnl
1004 dnl Warning!  Use of --enable-gcc-wall may throw off this test.
1005 dnl
1006 dnl
1007 AC_CHECK_DECL(lseek64,[AC_DEFINE(HAVE_LSEEK64_PROTOTYPE, 1,
1008                         [Define to 1 if lseek64 declared in unistd.h])],,
1009                 [#define _LARGEFILE_SOURCE
1010                  #define _LARGEFILE64_SOURCE
1011                  #include <unistd.h>])
1012 dnl
1013 dnl Word sizes...
1014 dnl
1015 AC_CHECK_SIZEOF(short)
1016 AC_CHECK_SIZEOF(int)
1017 AC_CHECK_SIZEOF(long)
1018 AC_CHECK_SIZEOF(long long)
1019 AC_CHECK_SIZEOF(off_t)
1020 AC_CHECK_SIZEOF(time_t)
1021 SIZEOF_SHORT=$ac_cv_sizeof_short
1022 SIZEOF_INT=$ac_cv_sizeof_int
1023 SIZEOF_LONG=$ac_cv_sizeof_long
1024 SIZEOF_LONG_LONG=$ac_cv_sizeof_long_long
1025 SIZEOF_OFF_T=$ac_cv_sizeof_off_t
1026 SIZEOF_TIME_T=$ac_cv_sizeof_time_t
1027 AC_SUBST(SIZEOF_SHORT)
1028 AC_SUBST(SIZEOF_INT)
1029 AC_SUBST(SIZEOF_LONG)
1030 AC_SUBST(SIZEOF_LONG_LONG)
1031 AC_SUBST(SIZEOF_OFF_T)
1032 AC_SUBST(SIZEOF_TIME_T)
1033 AC_C_BIGENDIAN
1034 if test $cross_compiling = no; then
1035   BUILD_CC="$BUILD_CC" CPP="$CPP" /bin/sh $ac_aux_dir/parse-types.sh
1036 else
1037   CROSS_COMPILE="1" BUILD_CC="$BUILD_CC" CPP="$CPP" /bin/sh $ac_aux_dir/parse-types.sh
1038 fi
1039 ASM_TYPES_HEADER=./asm_types.h
1040 AC_SUBST_FILE(ASM_TYPES_HEADER)
1041 dnl
1042 dnl Save the configuration #defines needed for the public ext2fs.h
1043 dnl header file
1044 dnl
1045 echo "/* These defines are needed for the public ext2fs.h header file */" \
1046      > public_config.h
1047 if grep HAVE_SYS_TYPES_H confdefs.h > tmp_config.$$; then
1048   uniq tmp_config.$$ >> public_config.h
1049 else
1050   echo "#undef HAVE_SYS_TYPES_H" >> public_config.h
1051 fi
1052 if grep WORDS_BIGENDIAN confdefs.h > tmp_config.$$; then
1053   uniq tmp_config.$$ >> public_config.h
1054 else
1055   echo "#undef WORDS_BIGENDIAN" >> public_config.h
1056 fi
1057 rm -f tmp_config.$$
1058 PUBLIC_CONFIG_HEADER=./public_config.h
1059 AC_SUBST_FILE(PUBLIC_CONFIG_HEADER)
1060 dnl
1061 dnl See if we have inttypes.h and if intptr_t is defined
1062 dnl
1063 AC_CHECK_HEADERS([inttypes.h])
1064 AC_CHECK_TYPES(intptr_t)
1065 dnl
1066 dnl See if struct stat has a st_flags field, in which case we can get file
1067 dnl flags somewhat portably.  Also check for the analogous setter, chflags().
1068 dnl
1069 AC_MSG_CHECKING(whether struct stat has a st_flags field)
1070 AC_CACHE_VAL(e2fsprogs_cv_struct_st_flags,
1071         AC_TRY_COMPILE([#include <sys/stat.h>],
1072                 [struct stat stat; stat.st_flags = 0;],
1073                 [e2fsprogs_cv_struct_st_flags=yes],
1074                 [e2fsprogs_cv_struct_st_flags=no]))
1075 AC_MSG_RESULT($e2fsprogs_cv_struct_st_flags)
1076 if test "$e2fsprogs_cv_struct_st_flags" = yes; then
1077   AC_MSG_CHECKING(whether st_flags field is useful)
1078   AC_CACHE_VAL(e2fsprogs_cv_struct_st_flags_immut,
1079         AC_TRY_COMPILE([#include <sys/stat.h>],
1080                 [struct stat stat; stat.st_flags |= UF_IMMUTABLE;],
1081                 [e2fsprogs_cv_struct_st_flags_immut=yes],
1082                 [e2fsprogs_cv_struct_st_flags_immut=no]))
1083   AC_MSG_RESULT($e2fsprogs_cv_struct_st_flags_immut)
1084   if test "$e2fsprogs_cv_struct_st_flags_immut" = yes; then
1085           AC_DEFINE(HAVE_STAT_FLAGS, 1,
1086                 [Define to 1 if struct stat has st_flags])
1087   fi
1088 fi
1089 dnl
1090 dnl Check for the presence of SA_LEN
1091 dnl
1092 AC_CHECK_MEMBER(struct sockaddr.sa_len,
1093                 AC_DEFINE_UNQUOTED(HAVE_SA_LEN,1,
1094                         [Define to 1 if if struct sockaddr contains sa_len]),,
1095         [#include <sys/types.h>
1096          #include <sys/socket.h>])
1097 dnl
1098 dnl This will add -lblkid to the AC_CHECK_FUNCS search if we are using
1099 dnl the system-provided blkid library
1100 dnl
1101 if test -n "$BLKID_CMT"; then
1102   AC_SEARCH_LIBS([blkid_probe_all], [blkid])
1103 fi
1104 dnl
1105 if test -n "$DLOPEN_LIB" ; then
1106    ac_cv_func_dlopen=yes
1107 fi
1108 AC_CHECK_FUNCS(m4_flatten([
1109         __secure_getenv
1110         add_key
1111         backtrace
1112         blkid_probe_get_topology
1113         blkid_probe_enable_partitions
1114         chflags
1115         dlopen
1116         fadvise64
1117         fallocate
1118         fallocate64
1119         fchown
1120         fcntl
1121         fdatasync
1122         fstat64
1123         fsync
1124         ftruncate64
1125         futimes
1126         getcwd
1127         getdtablesize
1128         gethostname
1129         getmntinfo
1130         getpwuid_r
1131         getrlimit
1132         getrusage
1133         jrand48
1134         keyctl
1135         llistxattr
1136         llseek
1137         lseek64
1138         mallinfo
1139         mbstowcs
1140         memalign
1141         mempcpy
1142         mmap
1143         msync
1144         nanosleep
1145         open64
1146         pathconf
1147         posix_fadvise
1148         posix_fadvise64
1149         posix_memalign
1150         prctl
1151         pread
1152         pwrite
1153         pread64
1154         pwrite64
1155         secure_getenv
1156         setmntent
1157         setresgid
1158         setresuid
1159         snprintf
1160         srandom
1161         stpcpy
1162         strcasecmp
1163         strdup
1164         strnlen
1165         strptime
1166         strtoull
1167         sync_file_range
1168         sysconf
1169         usleep
1170         utime
1171         utimes
1172         valloc
1173 ]))
1174 dnl
1175 dnl Check to see if -lsocket is required (solaris) to make something
1176 dnl that uses socket() to compile; this is needed for the UUID library
1177 dnl
1178 SOCKET_LIB=''
1179 AC_CHECK_LIB(socket, socket, [SOCKET_LIB=-lsocket])
1180 AC_SUBST(SOCKET_LIB)
1181 dnl
1182 dnl See if libmagic exists
1183 dnl
1184 AC_CHECK_LIB(magic, magic_file, [MAGIC_LIB=-lmagic
1185 AC_CHECK_HEADERS([magic.h])])
1186 if test "$ac_cv_func_dlopen" = yes ; then
1187    MAGIC_LIB=$DLOPEN_LIB
1188 fi
1189 AC_SUBST(MAGIC_LIB)
1190 dnl
1191 dnl Check to see if librt is required for clock_gettime() (glibc < 2.17)
1192 dnl
1193 AC_CHECK_LIB(rt, clock_gettime, [CLOCK_GETTIME_LIB=-lrt])
1194 AC_SUBST(CLOCK_GETTIME_LIB)
1195 dnl
1196 dnl Check to see if the FUSE library is -lfuse or -losxfuse
1197 dnl
1198 FUSE_CMT=
1199 FUSE_LIB=
1200 dnl osxfuse.dylib supersedes fuselib.dylib
1201 AC_ARG_ENABLE([fuse2fs],
1202 [  --disable-fuse2fs      do not build fuse2fs],
1203 if test "$enableval" = "no"
1204 then
1205         FUSE_CMT="#"
1206         AC_MSG_RESULT([Disabling fuse2fs])
1207 else
1208         AC_CHECK_HEADERS([pthread.h fuse.h], [],
1209 [AC_MSG_FAILURE([Cannot find fuse2fs headers.])],
1210 [#define _FILE_OFFSET_BITS      64
1211 #define FUSE_USE_VERSION 29])
1212
1213         AC_PREPROC_IFELSE(
1214 [AC_LANG_PROGRAM([[#define FUSE_USE_VERSION 29
1215 #ifdef __linux__
1216 #include <linux/fs.h>
1217 #include <linux/falloc.h>
1218 #include <linux/xattr.h>
1219 #endif
1220 ]], [])], [], [AC_MSG_FAILURE([Cannot find fuse2fs Linux headers.])])
1221
1222         AC_CHECK_LIB(osxfuse, fuse_main, [FUSE_LIB=-losxfuse],
1223                 [AC_CHECK_LIB(fuse, fuse_main, [FUSE_LIB=-lfuse],
1224                               [AC_MSG_FAILURE([Cannot find fuse library.])])])
1225         AC_MSG_RESULT([Enabling fuse2fs])
1226 fi
1227 ,
1228 AC_CHECK_HEADERS([pthread.h fuse.h], [], [FUSE_CMT="#"],
1229 [#define _FILE_OFFSET_BITS      64
1230 #define FUSE_USE_VERSION 29
1231 #ifdef __linux__
1232 # include <linux/fs.h>
1233 # include <linux/falloc.h>
1234 # include <linux/xattr.h>
1235 #endif])
1236 if test -z "$FUSE_CMT"
1237 then
1238         AC_CHECK_LIB(osxfuse, fuse_main, [FUSE_LIB=-losxfuse],
1239 [AC_CHECK_LIB(fuse, fuse_main, [FUSE_LIB=-lfuse], [FUSE_CMT="#"])])
1240 fi
1241 if test -z "$FUSE_CMT"
1242 then
1243         AC_MSG_RESULT([Enabling fuse2fs by default.])
1244 fi
1245 )
1246 AC_SUBST(FUSE_LIB)
1247 AC_SUBST(FUSE_CMT)
1248 dnl
1249 dnl See if optreset exists
1250 dnl
1251 AC_MSG_CHECKING(for optreset)
1252 AC_CACHE_VAL(ac_cv_have_optreset,
1253 [AC_EGREP_HEADER(optreset, unistd.h,
1254   ac_cv_have_optreset=yes, ac_cv_have_optreset=no)])dnl
1255 AC_MSG_RESULT($ac_cv_have_optreset)
1256 if test $ac_cv_have_optreset = yes; then
1257   AC_DEFINE(HAVE_OPTRESET, 1, [Define to 1 if optreset for getopt is present])
1258 fi
1259 dnl
1260 dnl Test for sem_init, and which library it might require:
1261 dnl
1262 AH_TEMPLATE([HAVE_SEM_INIT], [Define to 1 if sem_init() exists])
1263 SEM_INIT_LIB=''
1264 echo GL_THREADS_API: ${gl_threads_api}
1265 if test "${gl_threads_api}" != none
1266 then
1267   AC_CHECK_FUNC(sem_init, ,
1268     AC_CHECK_LIB(pthread, sem_init,
1269         AC_DEFINE(HAVE_SEM_INIT, 1)
1270         SEM_INIT_LIB=-lpthread,
1271     AC_CHECK_LIB(rt, sem_init,
1272         AC_DEFINE(HAVE_SEM_INIT, 1)
1273         SEM_INIT_LIB=-lrt,
1274     AC_CHECK_LIB(posix4, sem_init,
1275         AC_DEFINE(HAVE_SEM_INIT, 1)
1276         SEM_INIT_LIB=-lposix4))))dnl
1277 fi
1278 AC_SUBST(SEM_INIT_LIB)
1279 dnl
1280 dnl Check for unified diff
1281 dnl
1282 AC_MSG_CHECKING(for unified diff option)
1283 if diff -u $0 $0 > /dev/null 2>&1 ; then
1284    UNI_DIFF_OPTS=-u
1285 else
1286    UNI_DIFF_OPTS=-c
1287 fi
1288 AC_MSG_RESULT($UNI_DIFF_OPTS)
1289 AC_SUBST(UNI_DIFF_OPTS)
1290 dnl
1291 dnl We use the EXT2 ioctls only under Linux
1292 dnl
1293 case "$host_os" in
1294 linux*)
1295         AC_DEFINE(HAVE_EXT2_IOCTLS, 1, [Define to 1 if Ext2 ioctls present])
1296         ;;
1297 esac
1298 dnl
1299 dnl OS-specific uncomment control
1300 dnl
1301 LINUX_CMT="#"
1302 CYGWIN_CMT="#"
1303 UNIX_CMT=
1304 case "$host_os" in
1305 linux*)
1306         LINUX_CMT=
1307         ;;
1308 cygwin)
1309         CYGWIN_CMT=
1310         UNIX_CMT="#"
1311         ;;
1312 esac
1313 AC_SUBST(LINUX_CMT)
1314 AC_SUBST(CYGWIN_CMT)
1315 AC_SUBST(UNIX_CMT)
1316 dnl
1317 dnl e2scrub only builds on linux
1318 dnl
1319 E2SCRUB_CMT="$LINUX_CMT"
1320 AC_SUBST(E2SCRUB_CMT)
1321 dnl
1322 dnl Linux and Hurd places root files in the / by default
1323 dnl
1324 case "$host_os" in
1325 linux* | gnu* | k*bsd*-gnu)
1326         if test "$prefix" = NONE -a "$root_prefix" = NONE ; then
1327                 root_prefix="";
1328                 AC_MSG_RESULT([On $host_os systems, root_prefix defaults to ''])
1329         fi
1330         ;;
1331 esac
1332 dnl
1333 dnl On Linux/hurd, force the prefix to be /usr
1334 dnl
1335 case "$host_os" in
1336 linux* | gnu* | k*bsd*-gnu)
1337         if test "$prefix" = NONE ; then
1338                 prefix="/usr";
1339                 AC_MSG_RESULT([On $host_os systems, prefix defaults to /usr])
1340                 if test "$mandir" = '${prefix}/man' ; then
1341                         AC_MSG_RESULT([...and mandir defaults to /usr/share/man])
1342                         mandir=/usr/share/man
1343                 fi
1344         fi
1345 ;;
1346 esac
1347 if test "$root_prefix" = NONE ; then
1348         if test "$prefix" = NONE ; then
1349                 root_prefix="$ac_default_prefix"
1350         else
1351                 root_prefix="$prefix"
1352         fi
1353         root_bindir=$bindir
1354         root_sbindir=$sbindir
1355         root_libdir=$libdir
1356         root_sysconfdir=$sysconfdir
1357 else
1358         root_bindir='${root_prefix}/bin'
1359         root_sbindir='${root_prefix}/sbin'
1360         root_libdir='${root_prefix}/lib'
1361         root_sysconfdir='${root_prefix}/etc'
1362 fi
1363 if test "$bindir" != '${exec_prefix}/bin'; then
1364     root_bindir=$bindir
1365     AC_MSG_RESULT([Setting root_bindir to $root_bindir])
1366 fi
1367 if test "$sbindir" != '${exec_prefix}/sbin'; then
1368     root_sbindir=$sbindir
1369     AC_MSG_RESULT([Setting root_sbindir to $root_sbindir])
1370 fi
1371 if test "$libdir" != '${exec_prefix}/lib'; then
1372     root_libdir=$libdir
1373     AC_MSG_RESULT([Setting root_libdir to $root_libdir])
1374 fi
1375 if test "$sysconfdir" != '${prefix}/etc'; then
1376     root_sysconfdir=$sysconfdir
1377     AC_MSG_RESULT([Setting root_sysconfdir to $root_sysconfdir])
1378 fi
1379 AC_SUBST(root_prefix)
1380 AC_SUBST(root_bindir)
1381 AC_SUBST(root_sbindir)
1382 AC_SUBST(root_libdir)
1383 AC_SUBST(root_sysconfdir)
1384 dnl
1385 dnl Allow specification of the multiarch arch
1386 dnl
1387 AC_ARG_WITH([multiarch],
1388 [  --with-multiarch=ARCH specify the multiarch triplet],
1389 if test "$withval" = "lib64"; then
1390     libdir=/usr/lib64
1391     root_libdir=/lib64
1392 else
1393     libdir=$libdir/$withval
1394     root_libdir=$root_libdir/$withval
1395 fi
1396 )dnl
1397 dnl
1398 dnl See if -static works.  This could fail if the linker does not
1399 dnl support -static, or if required external libraries are not available
1400 dnl in static form.
1401 dnl
1402 AC_MSG_CHECKING([whether we can link with -static])
1403 AC_CACHE_VAL(ac_cv_e2fsprogs_use_static,
1404 [SAVE_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS_STATIC -static"
1405 AC_TRY_LINK([#include <stdio.h>],[fflush(stdout);],
1406  ac_cv_e2fsprogs_use_static=yes, ac_cv_e2fsprogs_use_static=no)
1407 LDFLAGS=$SAVE_LDFLAGS])
1408 dnl
1409 dnl Regardless of how the test turns out, Solaris doesn't handle -static
1410 dnl This is caused by the socket library requiring the nsl library, which
1411 dnl requires the -dl library, which only works for dynamically linked
1412 dnl programs.  It basically means you can't have statically linked programs
1413 dnl which use the network under Solaris.
1414 dnl
1415 case "$host_os" in
1416 solaris2.*)
1417         ac_cv_e2fsprogs_use_static=no
1418 ;;
1419 esac
1420 AC_MSG_RESULT($ac_cv_e2fsprogs_use_static)
1421 if test $ac_cv_e2fsprogs_use_static = yes; then
1422         LDFLAGS_STATIC="$LDFLAGS_STATIC -static"
1423 fi
1424 AC_SUBST(LDFLAGS_STATIC)
1425 dnl
1426 dnl Work around mysterious Darwin / GNU libintl problem
1427 dnl (__asm__ redirection doesn't work for some mysterious reason.  Looks like
1428 dnl Apple hacked gcc somehow?)
1429 dnl
1430 case "$host_os" in
1431 darwin*)
1432         AC_MSG_RESULT([Using Apple Darwin / GNU libintl workaround])
1433         AC_DEFINE(_INTL_REDIRECT_MACROS, 1,
1434                 [Define to 1 if Apple Darwin libintl workaround is needed])
1435         ;;
1436 esac
1437 dnl
1438 dnl Only try to run the test suite if we're not cross compiling.
1439 dnl
1440 if test "$cross_compiling" = yes ; then
1441   DO_TEST_SUITE=
1442 else
1443   DO_TEST_SUITE=check
1444 fi
1445 AC_SUBST(DO_TEST_SUITE)
1446 dnl
1447 dnl Only include the intl include files if we're building with them
1448 dnl
1449 INCLUDES='-I. -I$(top_builddir)/lib -I$(top_srcdir)/lib'
1450 if test -n "$CPPFLAGS" ; then
1451         INCLUDES="$INCLUDES $CPPFLAGS"
1452 fi
1453 if test "$USE_INCLUDED_LIBINTL" = "yes" ; then
1454         INCLUDES=$INCLUDES' -I$(top_builddir)/intl -I$(top_srcdir)/intl'
1455 fi
1456 if test -n "$WITH_DIET_LIBC" ; then
1457         INCLUDES="$INCLUDES -D_REENTRANT"
1458 fi
1459 AC_SUBST(INCLUDES)
1460 AM_MKINSTALLDIRS
1461 dnl
1462 dnl Build CFLAGS
1463 dnl
1464 if test $cross_compiling = no; then
1465    BUILD_CFLAGS="$CFLAGS $CPPFLAGS $INCLUDES -DHAVE_CONFIG_H"
1466    BUILD_LDFLAGS="$LDFLAGS"
1467 fi
1468 AC_SUBST(BUILD_CFLAGS)
1469 AC_SUBST(BUILD_LDFLAGS)
1470 dnl
1471 dnl Define CFLAGS and LDFLAGS for shared libraries
1472 dnl
1473 CFLAGS_SHLIB=${CFLAGS_SHLIB:-$CFLAGS}
1474 CFLAGS_STLIB=${CFLAGS_STLIB:-$CFLAGS}
1475 LDFLAGS_SHLIB=${LDFLAGS_SHLIB:-$LDFLAGS}
1476 AC_SUBST(CFLAGS_SHLIB)
1477 AC_SUBST(CFLAGS_STLIB)
1478 AC_SUBST(LDFLAGS_SHLIB)
1479
1480 dnl
1481 dnl Where do udev rules go?
1482 dnl
1483 AC_ARG_WITH([udev_rules_dir],
1484   [AS_HELP_STRING([--with-udev-rules-dir@<:@=DIR@:>@],
1485         [Install udev rules into DIR.])],
1486   [],
1487   [with_udev_rules_dir=yes])
1488 AS_IF([test "x${with_udev_rules_dir}" != "xno"],
1489   [
1490         AS_IF([test "x${with_udev_rules_dir}" = "xyes"],
1491           [
1492                 PKG_CHECK_MODULES([udev], [udev],
1493                   [
1494                         with_udev_rules_dir="$($PKG_CONFIG --variable=udevdir udev)/rules.d"
1495                   ], [
1496                         with_udev_rules_dir=""
1497                   ])
1498           ])
1499         AC_MSG_CHECKING([for udev rules dir])
1500         pkg_udev_rules_dir="${with_udev_rules_dir}"
1501         AS_IF([test -n "${pkg_udev_rules_dir}"],
1502           [
1503                 AC_MSG_RESULT(${pkg_udev_rules_dir})
1504                 have_udev="yes"
1505           ],
1506           [
1507                 AC_MSG_RESULT(no)
1508                 have_udev="no"
1509           ])
1510   ],
1511   [
1512         have_udev="disabled"
1513   ])
1514 AC_SUBST(have_udev)
1515 AC_SUBST(pkg_udev_rules_dir)
1516
1517 dnl
1518 dnl Make our output files, being sure that we create the some miscellaneous
1519 dnl directories
1520 dnl
1521 test -d lib || mkdir lib
1522 test -d include || mkdir include
1523 test -d include/linux || mkdir include/linux
1524 test -d include/asm || mkdir include/asm
1525 if test -z "$UUID_CMT" ; then
1526         uuid_out_list="lib/uuid/Makefile lib/uuid/uuid.pc \
1527                 lib/uuid/uuid_types.h"
1528 fi
1529 if test -z "$BLKID_CMT" ; then
1530         blkid_out_list="lib/blkid/Makefile lib/blkid/blkid.pc \
1531                 lib/blkid/blkid_types.h"
1532 fi
1533 for i in MCONFIG Makefile e2fsprogs.spec \
1534         util/Makefile util/subst.conf util/gen-tarball util/install-symlink \
1535         lib/et/Makefile lib/ss/Makefile lib/e2p/Makefile \
1536         lib/ext2fs/Makefile lib/ext2fs/ext2_types.h \
1537         $uuid_out_list $blkid_out_list lib/support/Makefile \
1538         lib/ss/ss.pc lib/et/com_err.pc lib/e2p/e2p.pc lib/ext2fs/ext2fs.pc \
1539         misc/Makefile ext2ed/Makefile e2fsck/Makefile \
1540         debugfs/Makefile tests/Makefile tests/progs/Makefile \
1541         resize/Makefile doc/Makefile intl/Makefile \
1542         intl/libgnuintl.h po/Makefile.in scrub/Makefile; do
1543         if test -d `dirname ${srcdir}/$i` ; then
1544                 outlist="$outlist $i"
1545         fi
1546 done
1547 AC_OUTPUT($outlist)
1548 if test -f util/gen-tarball; then chmod +x util/gen-tarball; fi