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