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, "$VERSION", [version for gettext])
 853 AC_SUBST(GETTEXT_PACKAGE)
 854 AC_SUBST(PACKAGE)
 855 AC_SUBST(VERSION)
 856
 857 AM_GNU_GETTEXT
 858 dnl
 859 dnl End of configuration options
 860 dnl
 861 AC_SUBST(BINARY_TYPE)
 862 AC_PROG_MAKE_SET
 863 CHECK_GNU_MAKE
 864 AC_PATH_PROG(LN, ln, ln)
 865 AC_PROG_LN_S
 866 AC_PATH_PROG(MV, mv, mv)
 867 AC_PATH_PROG(CP, cp, cp)
 868 AC_PATH_PROG(RM, rm, rm)
 869 AC_PATH_PROG(CHMOD, chmod, :)
 870 AC_PROG_AWK
 871 AC_PROG_EGREP
 872 AC_PATH_PROG(SED, sed, sed)
 873 AC_PATH_PROG(PERL, perl, perl)
 874 AC_PATH_PROG(LDCONFIG, ldconfig, :)
 875 AC_CHECK_TOOL(AR, ar, ar)
 876 AC_CHECK_TOOL(RANLIB, ranlib, :)
 877 AC_CHECK_TOOL(STRIP, strip, :)
 878 AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, )
 879 if test "_$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         sys/xattr.h
 950 ]))
 951 dnl Check where to find a dd(1) that supports iflag=fullblock
 952 dnl and oflag=append
 953 AC_MSG_CHECKING([for a dd(1) program that supports iflag=fullblock])
 954 DD=
 955 for i in dd gdd ; do
 956         if "$i" if=/dev/null of=/dev/null count=1 bs=10k 2>/dev/null iflag=fullblock oflag=append ; then
 957                 DD=$i
 958                 break
 959         fi
 960 done
 961 if test -n "$DD" ; then
 962         AC_MSG_RESULT([$DD])
 963 else
 964         AC_MSG_RESULT([not found, using dd])
 965         DD=dd
 966         AC_MSG_WARN([No GNU-compatible dd(1) program found, expect some self-test failures.])
 967 fi
 968 AC_SUBST([DD])
 969
 970 AC_CHECK_HEADERS(net/if.h,,,
 971 [[
 972 #if HAVE_SYS_TYPES_H
 973 #include <sys/types.h>
 974 #endif
 975 #if HAVE_SYS_SOCKET
 976 #include <sys/socket.h>
 977 #endif
 978 ]])
 979 AC_FUNC_VPRINTF
 980 dnl Check to see if dirent has member d_reclen. On cygwin those d_reclen
 981 dnl is not declared.
 982 AC_CHECK_MEMBER(struct dirent.d_reclen,[AC_DEFINE(HAVE_RECLEN_DIRENT, 1,
 983                        [Define to 1 if dirent has d_reclen])],,
 984                 [#include <dirent.h>])
 985 AC_CHECK_MEMBERS([struct stat.st_atim])
 986 dnl Check to see if ssize_t was declared
 987 AC_CHECK_TYPE(ssize_t,[AC_DEFINE(HAVE_TYPE_SSIZE_T, 1,
 988                 [Define to 1 if ssize_t declared])],,
 989               [#include <sys/types.h>])
 990 dnl
 991 dnl Check to see if llseek() is declared in unistd.h.  On some libc's
 992 dnl it is, and on others it isn't..... Thank you glibc developers....
 993 dnl
 994 AC_CHECK_DECL(llseek,[AC_DEFINE(HAVE_LLSEEK_PROTOTYPE, 1,
 995                         [Define to 1 if llseek declared in unistd.h])],,
 996               [#include <unistd.h>])
 997 dnl
 998 dnl Check to see if lseek64() is declared in unistd.h.  Glibc's header files
 999 dnl are so convoluted that I can't tell whether it will always be defined,
1000 dnl and if it isn't defined while lseek64 is defined in the library,
1001 dnl disaster will strike.
1002 dnl
1003 dnl Warning!  Use of --enable-gcc-wall may throw off this test.
1004 dnl
1005 dnl
1006 AC_CHECK_DECL(lseek64,[AC_DEFINE(HAVE_LSEEK64_PROTOTYPE, 1,
1007                         [Define to 1 if lseek64 declared in unistd.h])],,
1008                 [#define _LARGEFILE_SOURCE
1009                  #define _LARGEFILE64_SOURCE
1010                  #include <unistd.h>])
1011 dnl
1012 dnl Word sizes...
1013 dnl
1014 AC_CHECK_SIZEOF(short)
1015 AC_CHECK_SIZEOF(int)
1016 AC_CHECK_SIZEOF(long)
1017 AC_CHECK_SIZEOF(long long)
1018 AC_CHECK_SIZEOF(off_t)
1019 AC_CHECK_SIZEOF(time_t)
1020 SIZEOF_SHORT=$ac_cv_sizeof_short
1021 SIZEOF_INT=$ac_cv_sizeof_int
1022 SIZEOF_LONG=$ac_cv_sizeof_long
1023 SIZEOF_LONG_LONG=$ac_cv_sizeof_long_long
1024 SIZEOF_OFF_T=$ac_cv_sizeof_off_t
1025 SIZEOF_TIME_T=$ac_cv_sizeof_time_t
1026 AC_SUBST(SIZEOF_SHORT)
1027 AC_SUBST(SIZEOF_INT)
1028 AC_SUBST(SIZEOF_LONG)
1029 AC_SUBST(SIZEOF_LONG_LONG)
1030 AC_SUBST(SIZEOF_OFF_T)
1031 AC_SUBST(SIZEOF_TIME_T)
1032 AC_C_BIGENDIAN
1033 if test $cross_compiling = no; then
1034   BUILD_CC="$BUILD_CC" CPP="$CPP" /bin/sh $ac_aux_dir/parse-types.sh
1035 else
1036   CROSS_COMPILE="1" BUILD_CC="$BUILD_CC" CPP="$CPP" /bin/sh $ac_aux_dir/parse-types.sh
1037 fi
1038 ASM_TYPES_HEADER=./asm_types.h
1039 AC_SUBST_FILE(ASM_TYPES_HEADER)
1040 dnl
1041 dnl Save the configuration #defines needed for the public ext2fs.h
1042 dnl header file
1043 dnl
1044 echo "/* These defines are needed for the public ext2fs.h header file */" \
1045      > public_config.h
1046 if grep HAVE_SYS_TYPES_H confdefs.h > tmp_config.$$; then
1047   uniq tmp_config.$$ >> public_config.h
1048 else
1049   echo "#undef HAVE_SYS_TYPES_H" >> public_config.h
1050 fi
1051 if grep WORDS_BIGENDIAN confdefs.h > tmp_config.$$; then
1052   uniq tmp_config.$$ >> public_config.h
1053 else
1054   echo "#undef WORDS_BIGENDIAN" >> public_config.h
1055 fi
1056 rm -f tmp_config.$$
1057 PUBLIC_CONFIG_HEADER=./public_config.h
1058 AC_SUBST_FILE(PUBLIC_CONFIG_HEADER)
1059 dnl
1060 dnl See if we have inttypes.h and if intptr_t is defined
1061 dnl
1062 AC_CHECK_HEADERS([inttypes.h])
1063 AC_CHECK_TYPES(intptr_t)
1064 dnl
1065 dnl See if struct stat has a st_flags field, in which case we can get file
1066 dnl flags somewhat portably.  Also check for the analogous setter, chflags().
1067 dnl
1068 AC_MSG_CHECKING(whether struct stat has a st_flags field)
1069 AC_CACHE_VAL(e2fsprogs_cv_struct_st_flags,
1070         AC_TRY_COMPILE([#include <sys/stat.h>],
1071                 [struct stat stat; stat.st_flags = 0;],
1072                 [e2fsprogs_cv_struct_st_flags=yes],
1073                 [e2fsprogs_cv_struct_st_flags=no]))
1074 AC_MSG_RESULT($e2fsprogs_cv_struct_st_flags)
1075 if test "$e2fsprogs_cv_struct_st_flags" = yes; then
1076   AC_MSG_CHECKING(whether st_flags field is useful)
1077   AC_CACHE_VAL(e2fsprogs_cv_struct_st_flags_immut,
1078         AC_TRY_COMPILE([#include <sys/stat.h>],
1079                 [struct stat stat; stat.st_flags |= UF_IMMUTABLE;],
1080                 [e2fsprogs_cv_struct_st_flags_immut=yes],
1081                 [e2fsprogs_cv_struct_st_flags_immut=no]))
1082   AC_MSG_RESULT($e2fsprogs_cv_struct_st_flags_immut)
1083   if test "$e2fsprogs_cv_struct_st_flags_immut" = yes; then
1084           AC_DEFINE(HAVE_STAT_FLAGS, 1,
1085                 [Define to 1 if struct stat has st_flags])
1086   fi
1087 fi
1088 dnl
1089 dnl Check for the presence of SA_LEN
1090 dnl
1091 AC_CHECK_MEMBER(struct sockaddr.sa_len,
1092                 AC_DEFINE_UNQUOTED(HAVE_SA_LEN,1,
1093                         [Define to 1 if if struct sockaddr contains sa_len]),,
1094         [#include <sys/types.h>
1095          #include <sys/socket.h>])
1096 dnl
1097 dnl This will add -lblkid to the AC_CHECK_FUNCS search if we are using
1098 dnl the system-provided blkid library
1099 dnl
1100 if test -n "$BLKID_CMT"; then
1101   AC_SEARCH_LIBS([blkid_probe_all], [blkid])
1102 fi
1103 dnl
1104 if test -n "$DLOPEN_LIB" ; then
1105    ac_cv_func_dlopen=yes
1106 fi
1107 AC_CHECK_FUNCS(m4_flatten([
1108         __secure_getenv
1109         add_key
1110         backtrace
1111         blkid_probe_get_topology
1112         blkid_probe_enable_partitions
1113         chflags
1114         dlopen
1115         fadvise64
1116         fallocate
1117         fallocate64
1118         fchown
1119         fcntl
1120         fdatasync
1121         fstat64
1122         fsync
1123         ftruncate64
1124         futimes
1125         getcwd
1126         getdtablesize
1127         gethostname
1128         getmntinfo
1129         getpwuid_r
1130         getrlimit
1131         getrusage
1132         jrand48
1133         keyctl
1134         llistxattr
1135         llseek
1136         lseek64
1137         mallinfo
1138         mbstowcs
1139         memalign
1140         mempcpy
1141         mmap
1142         msync
1143         nanosleep
1144         open64
1145         pathconf
1146         posix_fadvise
1147         posix_fadvise64
1148         posix_memalign
1149         prctl
1150         pread
1151         pwrite
1152         pread64
1153         pwrite64
1154         secure_getenv
1155         setmntent
1156         setresgid
1157         setresuid
1158         snprintf
1159         srandom
1160         stpcpy
1161         strcasecmp
1162         strdup
1163         strnlen
1164         strptime
1165         strtoull
1166         sync_file_range
1167         sysconf
1168         usleep
1169         utime
1170         utimes
1171         valloc
1172 ]))
1173 dnl
1174 dnl Check to see if -lsocket is required (solaris) to make something
1175 dnl that uses socket() to compile; this is needed for the UUID library
1176 dnl
1177 SOCKET_LIB=''
1178 AC_CHECK_LIB(socket, socket, [SOCKET_LIB=-lsocket])
1179 AC_SUBST(SOCKET_LIB)
1180 dnl
1181 dnl See if libmagic exists
1182 dnl
1183 AC_CHECK_LIB(magic, magic_file, [MAGIC_LIB=-lmagic
1184 AC_CHECK_HEADERS([magic.h])])
1185 if test "$ac_cv_func_dlopen" = yes ; then
1186    MAGIC_LIB=$DLOPEN_LIB
1187 fi
1188 AC_SUBST(MAGIC_LIB)
1189 dnl
1190 dnl Check to see if librt is required for clock_gettime() (glibc < 2.17)
1191 dnl
1192 AC_CHECK_LIB(rt, clock_gettime, [CLOCK_GETTIME_LIB=-lrt])
1193 AC_SUBST(CLOCK_GETTIME_LIB)
1194 dnl
1195 dnl Check to see if the FUSE library is -lfuse or -losxfuse
1196 dnl
1197 FUSE_CMT=
1198 FUSE_LIB=
1199 dnl osxfuse.dylib supersedes fuselib.dylib
1200 AC_ARG_ENABLE([fuse2fs],
1201 [  --disable-fuse2fs      do not build fuse2fs],
1202 if test "$enableval" = "no"
1203 then
1204         FUSE_CMT="#"
1205         AC_MSG_RESULT([Disabling fuse2fs])
1206 else
1207         AC_CHECK_HEADERS([pthread.h fuse.h], [],
1208 [AC_MSG_FAILURE([Cannot find fuse2fs headers.])],
1209 [#define _FILE_OFFSET_BITS      64
1210 #define FUSE_USE_VERSION 29])
1211
1212         AC_PREPROC_IFELSE(
1213 [AC_LANG_PROGRAM([[#define FUSE_USE_VERSION 29
1214 #ifdef __linux__
1215 #include <linux/fs.h>
1216 #include <linux/falloc.h>
1217 #include <linux/xattr.h>
1218 #endif
1219 ]], [])], [], [AC_MSG_FAILURE([Cannot find fuse2fs Linux headers.])])
1220
1221         AC_CHECK_LIB(osxfuse, fuse_main, [FUSE_LIB=-losxfuse],
1222                 [AC_CHECK_LIB(fuse, fuse_main, [FUSE_LIB=-lfuse],
1223                               [AC_MSG_FAILURE([Cannot find fuse library.])])])
1224         AC_MSG_RESULT([Enabling fuse2fs])
1225 fi
1226 ,
1227 AC_CHECK_HEADERS([pthread.h fuse.h], [], [FUSE_CMT="#"],
1228 [#define _FILE_OFFSET_BITS      64
1229 #define FUSE_USE_VERSION 29
1230 #ifdef __linux__
1231 # include <linux/fs.h>
1232 # include <linux/falloc.h>
1233 # include <linux/xattr.h>
1234 #endif])
1235 if test -z "$FUSE_CMT"
1236 then
1237         AC_CHECK_LIB(osxfuse, fuse_main, [FUSE_LIB=-losxfuse],
1238 [AC_CHECK_LIB(fuse, fuse_main, [FUSE_LIB=-lfuse], [FUSE_CMT="#"])])
1239 fi
1240 if test -z "$FUSE_CMT"
1241 then
1242         AC_MSG_RESULT([Enabling fuse2fs by default.])
1243 fi
1244 )
1245 AC_SUBST(FUSE_LIB)
1246 AC_SUBST(FUSE_CMT)
1247 dnl
1248 dnl See if optreset exists
1249 dnl
1250 AC_MSG_CHECKING(for optreset)
1251 AC_CACHE_VAL(ac_cv_have_optreset,
1252 [AC_EGREP_HEADER(optreset, unistd.h,
1253   ac_cv_have_optreset=yes, ac_cv_have_optreset=no)])dnl
1254 AC_MSG_RESULT($ac_cv_have_optreset)
1255 if test $ac_cv_have_optreset = yes; then
1256   AC_DEFINE(HAVE_OPTRESET, 1, [Define to 1 if optreset for getopt is present])
1257 fi
1258 dnl
1259 dnl Test for sem_init, and which library it might require:
1260 dnl
1261 AH_TEMPLATE([HAVE_SEM_INIT], [Define to 1 if sem_init() exists])
1262 SEM_INIT_LIB=''
1263 echo GL_THREADS_API: ${gl_threads_api}
1264 if test "${gl_threads_api}" != none
1265 then
1266   AC_CHECK_FUNC(sem_init, ,
1267     AC_CHECK_LIB(pthread, sem_init,
1268         AC_DEFINE(HAVE_SEM_INIT, 1)
1269         SEM_INIT_LIB=-lpthread,
1270     AC_CHECK_LIB(rt, sem_init,
1271         AC_DEFINE(HAVE_SEM_INIT, 1)
1272         SEM_INIT_LIB=-lrt,
1273     AC_CHECK_LIB(posix4, sem_init,
1274         AC_DEFINE(HAVE_SEM_INIT, 1)
1275         SEM_INIT_LIB=-lposix4))))dnl
1276 fi
1277 AC_SUBST(SEM_INIT_LIB)
1278 dnl
1279 dnl Check for unified diff
1280 dnl
1281 AC_MSG_CHECKING(for unified diff option)
1282 if diff -u $0 $0 > /dev/null 2>&1 ; then
1283    UNI_DIFF_OPTS=-u
1284 else
1285    UNI_DIFF_OPTS=-c
1286 fi
1287 AC_MSG_RESULT($UNI_DIFF_OPTS)
1288 AC_SUBST(UNI_DIFF_OPTS)
1289 dnl
1290 dnl We use the EXT2 ioctls only under Linux
1291 dnl
1292 case "$host_os" in
1293 linux*)
1294         AC_DEFINE(HAVE_EXT2_IOCTLS, 1, [Define to 1 if Ext2 ioctls present])
1295         ;;
1296 esac
1297 dnl
1298 dnl OS-specific uncomment control
1299 dnl
1300 LINUX_CMT="#"
1301 CYGWIN_CMT="#"
1302 UNIX_CMT=
1303 case "$host_os" in
1304 linux*)
1305         LINUX_CMT=
1306         ;;
1307 cygwin)
1308         CYGWIN_CMT=
1309         UNIX_CMT="#"
1310         ;;
1311 esac
1312 AC_SUBST(LINUX_CMT)
1313 AC_SUBST(CYGWIN_CMT)
1314 AC_SUBST(UNIX_CMT)
1315 dnl
1316 dnl Linux and Hurd places root files in the / by default
1317 dnl
1318 case "$host_os" in
1319 linux* | gnu* | k*bsd*-gnu)
1320         if test "$prefix" = NONE -a "$root_prefix" = NONE ; then
1321                 root_prefix="";
1322                 AC_MSG_RESULT([On $host_os systems, root_prefix defaults to ''])
1323         fi
1324         ;;
1325 esac
1326 dnl
1327 dnl On Linux/hurd, force the prefix to be /usr
1328 dnl
1329 case "$host_os" in
1330 linux* | gnu* | k*bsd*-gnu)
1331         if test "$prefix" = NONE ; then
1332                 prefix="/usr";
1333                 AC_MSG_RESULT([On $host_os systems, prefix defaults to /usr])
1334                 if test "$mandir" = '${prefix}/man' ; then
1335                         AC_MSG_RESULT([...and mandir defaults to /usr/share/man])
1336                         mandir=/usr/share/man
1337                 fi
1338         fi
1339 ;;
1340 esac
1341 if test "$root_prefix" = NONE ; then
1342         if test "$prefix" = NONE ; then
1343                 root_prefix="$ac_default_prefix"
1344         else
1345                 root_prefix="$prefix"
1346         fi
1347         root_bindir=$bindir
1348         root_sbindir=$sbindir
1349         root_libdir=$libdir
1350         root_sysconfdir=$sysconfdir
1351 else
1352         root_bindir='${root_prefix}/bin'
1353         root_sbindir='${root_prefix}/sbin'
1354         root_libdir='${root_prefix}/lib'
1355         root_sysconfdir='${root_prefix}/etc'
1356 fi
1357 if test "$bindir" != '${exec_prefix}/bin'; then
1358     root_bindir=$bindir
1359     AC_MSG_RESULT([Setting root_bindir to $root_bindir])
1360 fi
1361 if test "$sbindir" != '${exec_prefix}/sbin'; then
1362     root_sbindir=$sbindir
1363     AC_MSG_RESULT([Setting root_sbindir to $root_sbindir])
1364 fi
1365 if test "$libdir" != '${exec_prefix}/lib'; then
1366     root_libdir=$libdir
1367     AC_MSG_RESULT([Setting root_libdir to $root_libdir])
1368 fi
1369 if test "$sysconfdir" != '${prefix}/etc'; then
1370     root_sysconfdir=$sysconfdir
1371     AC_MSG_RESULT([Setting root_sysconfdir to $root_sysconfdir])
1372 fi
1373 AC_SUBST(root_prefix)
1374 AC_SUBST(root_bindir)
1375 AC_SUBST(root_sbindir)
1376 AC_SUBST(root_libdir)
1377 AC_SUBST(root_sysconfdir)
1378 dnl
1379 dnl Allow specification of the multiarch arch
1380 dnl
1381 AC_ARG_WITH([multiarch],
1382 [  --with-multiarch=ARCH specify the multiarch triplet],
1383 if test "$withval" = "lib64"; then
1384     libdir=/usr/lib64
1385     root_libdir=/lib64
1386 else
1387     libdir=$libdir/$withval
1388     root_libdir=$root_libdir/$withval
1389 fi
1390 )dnl
1391 dnl
1392 dnl See if -static works.  This could fail if the linker does not
1393 dnl support -static, or if required external libraries are not available
1394 dnl in static form.
1395 dnl
1396 AC_MSG_CHECKING([whether we can link with -static])
1397 AC_CACHE_VAL(ac_cv_e2fsprogs_use_static,
1398 [SAVE_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS_STATIC -static"
1399 AC_TRY_LINK([#include <stdio.h>],[fflush(stdout);],
1400  ac_cv_e2fsprogs_use_static=yes, ac_cv_e2fsprogs_use_static=no)
1401 LDFLAGS=$SAVE_LDFLAGS])
1402 dnl
1403 dnl Regardless of how the test turns out, Solaris doesn't handle -static
1404 dnl This is caused by the socket library requiring the nsl library, which
1405 dnl requires the -dl library, which only works for dynamically linked
1406 dnl programs.  It basically means you can't have statically linked programs
1407 dnl which use the network under Solaris.
1408 dnl
1409 case "$host_os" in
1410 solaris2.*)
1411         ac_cv_e2fsprogs_use_static=no
1412 ;;
1413 esac
1414 AC_MSG_RESULT($ac_cv_e2fsprogs_use_static)
1415 if test $ac_cv_e2fsprogs_use_static = yes; then
1416         LDFLAGS_STATIC="$LDFLAGS_STATIC -static"
1417 fi
1418 AC_SUBST(LDFLAGS_STATIC)
1419 dnl
1420 dnl Work around mysterious Darwin / GNU libintl problem
1421 dnl (__asm__ redirection doesn't work for some mysterious reason.  Looks like
1422 dnl Apple hacked gcc somehow?)
1423 dnl
1424 case "$host_os" in
1425 darwin*)
1426         AC_MSG_RESULT([Using Apple Darwin / GNU libintl workaround])
1427         AC_DEFINE(_INTL_REDIRECT_MACROS, 1,
1428                 [Define to 1 if Apple Darwin libintl workaround is needed])
1429         ;;
1430 esac
1431 dnl
1432 dnl Only try to run the test suite if we're not cross compiling.
1433 dnl
1434 if test "$cross_compiling" = yes ; then
1435   DO_TEST_SUITE=
1436 else
1437   DO_TEST_SUITE=check
1438 fi
1439 AC_SUBST(DO_TEST_SUITE)
1440 dnl
1441 dnl Only include the intl include files if we're building with them
1442 dnl
1443 INCLUDES='-I. -I$(top_builddir)/lib -I$(top_srcdir)/lib'
1444 if test -n "$CPPFLAGS" ; then
1445         INCLUDES="$INCLUDES $CPPFLAGS"
1446 fi
1447 if test "$USE_INCLUDED_LIBINTL" = "yes" ; then
1448         INCLUDES=$INCLUDES' -I$(top_builddir)/intl -I$(top_srcdir)/intl'
1449 fi
1450 if test -n "$WITH_DIET_LIBC" ; then
1451         INCLUDES="$INCLUDES -D_REENTRANT"
1452 fi
1453 AC_SUBST(INCLUDES)
1454 AM_MKINSTALLDIRS
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