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 $CFLAGS"
 122 else
 123     AC_MSG_RESULT([[(none)]])
 124 fi
 125 AC_USE_SYSTEM_EXTENSIONS
 126 dnl
 127 dnl Set default values for library extensions.  Will be dealt with after
 128 dnl parsing configuration options, which may modify these
 129 dnl
 130 LIB_EXT=.a
 131 STATIC_LIB_EXT=.a
 132 PROFILED_LIB_EXT=.a
 133 dnl
 134 dnl Allow separate `root_prefix' to be specified
 135 dnl
 136 AC_ARG_WITH([root-prefix],
 137 [  --with-root-prefix=PREFIX override prefix variable for files to be placed in the root],
 138 root_prefix=$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, "$VERSION", [version for gettext])
 853 AC_SUBST(GETTEXT_PACKAGE)
 854 AC_SUBST(PACKAGE)
 855 AC_SUBST(VERSION)
 856
 857 AM_GNU_GETTEXT
 858 dnl
 859 dnl End of configuration options
 860 dnl
 861 AC_SUBST(BINARY_TYPE)
 862 AC_PROG_MAKE_SET
 863 CHECK_GNU_MAKE
 864 AC_PATH_PROG(LN, ln, ln)
 865 AC_PROG_MKDIR_P
 866 AC_PROG_LN_S
 867 AC_PATH_PROG(MV, mv, mv)
 868 AC_PATH_PROG(CP, cp, cp)
 869 AC_PATH_PROG(RM, rm, rm)
 870 AC_PATH_PROG(CHMOD, chmod, :)
 871 AC_PROG_AWK
 872 AC_PROG_EGREP
 873 AC_PATH_PROG(SED, sed, sed)
 874 AC_PATH_PROG(PERL, perl, perl)
 875 AC_PATH_PROG(LDCONFIG, ldconfig, :)
 876 AC_CHECK_TOOL(AR, ar, ar)
 877 AC_CHECK_TOOL(RANLIB, ranlib, :)
 878 AC_CHECK_TOOL(STRIP, strip, :)
 879 AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, )
 880 if test "_$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 Linux and Hurd places root files in the / by default
1318 dnl
1319 case "$host_os" in
1320 linux* | gnu* | k*bsd*-gnu)
1321         if test "$prefix" = NONE -a "$root_prefix" = NONE ; then
1322                 root_prefix="";
1323                 AC_MSG_RESULT([On $host_os systems, root_prefix defaults to ''])
1324         fi
1325         ;;
1326 esac
1327 dnl
1328 dnl On Linux/hurd, force the prefix to be /usr
1329 dnl
1330 case "$host_os" in
1331 linux* | gnu* | k*bsd*-gnu)
1332         if test "$prefix" = NONE ; then
1333                 prefix="/usr";
1334                 AC_MSG_RESULT([On $host_os systems, prefix defaults to /usr])
1335                 if test "$mandir" = '${prefix}/man' ; then
1336                         AC_MSG_RESULT([...and mandir defaults to /usr/share/man])
1337                         mandir=/usr/share/man
1338                 fi
1339         fi
1340 ;;
1341 esac
1342 if test "$root_prefix" = NONE ; then
1343         if test "$prefix" = NONE ; then
1344                 root_prefix="$ac_default_prefix"
1345         else
1346                 root_prefix="$prefix"
1347         fi
1348         root_bindir=$bindir
1349         root_sbindir=$sbindir
1350         root_libdir=$libdir
1351         root_sysconfdir=$sysconfdir
1352 else
1353         root_bindir='${root_prefix}/bin'
1354         root_sbindir='${root_prefix}/sbin'
1355         root_libdir='${root_prefix}/lib'
1356         root_sysconfdir='${root_prefix}/etc'
1357 fi
1358 if test "$bindir" != '${exec_prefix}/bin'; then
1359     root_bindir=$bindir
1360     AC_MSG_RESULT([Setting root_bindir to $root_bindir])
1361 fi
1362 if test "$sbindir" != '${exec_prefix}/sbin'; then
1363     root_sbindir=$sbindir
1364     AC_MSG_RESULT([Setting root_sbindir to $root_sbindir])
1365 fi
1366 if test "$libdir" != '${exec_prefix}/lib'; then
1367     root_libdir=$libdir
1368     AC_MSG_RESULT([Setting root_libdir to $root_libdir])
1369 fi
1370 if test "$sysconfdir" != '${prefix}/etc'; then
1371     root_sysconfdir=$sysconfdir
1372     AC_MSG_RESULT([Setting root_sysconfdir to $root_sysconfdir])
1373 fi
1374 AC_SUBST(root_prefix)
1375 AC_SUBST(root_bindir)
1376 AC_SUBST(root_sbindir)
1377 AC_SUBST(root_libdir)
1378 AC_SUBST(root_sysconfdir)
1379 dnl
1380 dnl Allow specification of the multiarch arch
1381 dnl
1382 AC_ARG_WITH([multiarch],
1383 [  --with-multiarch=ARCH specify the multiarch triplet],
1384 if test "$withval" = "lib64"; then
1385     libdir=/usr/lib64
1386     root_libdir=/lib64
1387 else
1388     libdir=$libdir/$withval
1389     root_libdir=$root_libdir/$withval
1390 fi
1391 )dnl
1392 dnl
1393 dnl See if -static works.  This could fail if the linker does not
1394 dnl support -static, or if required external libraries are not available
1395 dnl in static form.
1396 dnl
1397 AC_MSG_CHECKING([whether we can link with -static])
1398 AC_CACHE_VAL(ac_cv_e2fsprogs_use_static,
1399 [SAVE_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS_STATIC -static"
1400 AC_TRY_LINK([#include <stdio.h>],[fflush(stdout);],
1401  ac_cv_e2fsprogs_use_static=yes, ac_cv_e2fsprogs_use_static=no)
1402 LDFLAGS=$SAVE_LDFLAGS])
1403 dnl
1404 dnl Regardless of how the test turns out, Solaris doesn't handle -static
1405 dnl This is caused by the socket library requiring the nsl library, which
1406 dnl requires the -dl library, which only works for dynamically linked
1407 dnl programs.  It basically means you can't have statically linked programs
1408 dnl which use the network under Solaris.
1409 dnl
1410 case "$host_os" in
1411 solaris2.*)
1412         ac_cv_e2fsprogs_use_static=no
1413 ;;
1414 esac
1415 AC_MSG_RESULT($ac_cv_e2fsprogs_use_static)
1416 if test $ac_cv_e2fsprogs_use_static = yes; then
1417         LDFLAGS_STATIC="$LDFLAGS_STATIC -static"
1418 fi
1419 AC_SUBST(LDFLAGS_STATIC)
1420 dnl
1421 dnl Work around mysterious Darwin / GNU libintl problem
1422 dnl (__asm__ redirection doesn't work for some mysterious reason.  Looks like
1423 dnl Apple hacked gcc somehow?)
1424 dnl
1425 case "$host_os" in
1426 darwin*)
1427         AC_MSG_RESULT([Using Apple Darwin / GNU libintl workaround])
1428         AC_DEFINE(_INTL_REDIRECT_MACROS, 1,
1429                 [Define to 1 if Apple Darwin libintl workaround is needed])
1430         ;;
1431 esac
1432 dnl
1433 dnl Only try to run the test suite if we're not cross compiling.
1434 dnl
1435 if test "$cross_compiling" = yes ; then
1436   DO_TEST_SUITE=
1437 else
1438   DO_TEST_SUITE=check
1439 fi
1440 AC_SUBST(DO_TEST_SUITE)
1441 dnl
1442 dnl Only include the intl include files if we're building with them
1443 dnl
1444 INCLUDES='-I. -I$(top_builddir)/lib -I$(top_srcdir)/lib'
1445 if test -n "$CPPFLAGS" ; then
1446         INCLUDES="$INCLUDES $CPPFLAGS"
1447 fi
1448 if test "$USE_INCLUDED_LIBINTL" = "yes" ; then
1449         INCLUDES=$INCLUDES' -I$(top_builddir)/intl -I$(top_srcdir)/intl'
1450 fi
1451 if test -n "$WITH_DIET_LIBC" ; then
1452         INCLUDES="$INCLUDES -D_REENTRANT"
1453 fi
1454 AC_SUBST(INCLUDES)
1455 dnl
1456 dnl Build CFLAGS
1457 dnl
1458 if test $cross_compiling = no; then
1459    BUILD_CFLAGS="$CFLAGS $CPPFLAGS $INCLUDES -DHAVE_CONFIG_H"
1460    BUILD_LDFLAGS="$LDFLAGS"
1461 fi
1462 AC_SUBST(BUILD_CFLAGS)
1463 AC_SUBST(BUILD_LDFLAGS)
1464 dnl
1465 dnl Define CFLAGS and LDFLAGS for shared libraries
1466 dnl
1467 CFLAGS_SHLIB=${CFLAGS_SHLIB:-$CFLAGS}
1468 CFLAGS_STLIB=${CFLAGS_STLIB:-$CFLAGS}
1469 LDFLAGS_SHLIB=${LDFLAGS_SHLIB:-$LDFLAGS}
1470 AC_SUBST(CFLAGS_SHLIB)
1471 AC_SUBST(CFLAGS_STLIB)
1472 AC_SUBST(LDFLAGS_SHLIB)
1473 dnl
1474 dnl Make our output files, being sure that we create the some miscellaneous
1475 dnl directories
1476 dnl
1477 test -d lib || mkdir lib
1478 test -d include || mkdir include
1479 test -d include/linux || mkdir include/linux
1480 test -d include/asm || mkdir include/asm
1481 if test -z "$UUID_CMT" ; then
1482         uuid_out_list="lib/uuid/Makefile lib/uuid/uuid.pc \
1483                 lib/uuid/uuid_types.h"
1484 fi
1485 if test -z "$BLKID_CMT" ; then
1486         blkid_out_list="lib/blkid/Makefile lib/blkid/blkid.pc \
1487                 lib/blkid/blkid_types.h"
1488 fi
1489 for i in MCONFIG Makefile e2fsprogs.spec \
1490         util/Makefile util/subst.conf util/gen-tarball util/install-symlink \
1491         lib/et/Makefile lib/ss/Makefile lib/e2p/Makefile \
1492         lib/ext2fs/Makefile lib/ext2fs/ext2_types.h \
1493         $uuid_out_list $blkid_out_list lib/support/Makefile \
1494         lib/ss/ss.pc lib/et/com_err.pc lib/e2p/e2p.pc lib/ext2fs/ext2fs.pc \
1495         misc/Makefile ext2ed/Makefile e2fsck/Makefile \
1496         debugfs/Makefile tests/Makefile tests/progs/Makefile \
1497         resize/Makefile doc/Makefile intl/Makefile \
1498         intl/libgnuintl.h po/Makefile.in ; do
1499         if test -d `dirname ${srcdir}/$i` ; then
1500                 outlist="$outlist $i"
1501         fi
1502 done
1503 AC_OUTPUT($outlist)
1504 if test -f util/gen-tarball; then chmod +x util/gen-tarball; fi