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[tools/e2fsprogs.git] / configure.in
1 AC_INIT(version.h)
2 AC_PREREQ(2.50)
3 AC_CONFIG_AUX_DIR(config)
4 MCONFIG=./MCONFIG
5 AC_SUBST_FILE(MCONFIG)
6 BINARY_TYPE=bin
7 dnl
8 dnl This is to figure out the version number and the date....
9 dnl
10 E2FSPROGS_VERSION=`grep E2FSPROGS_VERSION ${srcdir}/version.h  \
11         | awk '{print $3}' | tr \" " " | awk '{print $1}'`
12 DATE=`grep E2FSPROGS_DATE ${srcdir}/version.h | awk '{print $3}' \
13         | tr \" " "`
14 E2FSPROGS_DAY=`echo $DATE | awk -F- '{print $1}'`
15 MONTH=`echo $DATE | awk -F- '{print $2}'`
16 YEAR=`echo $DATE | awk -F- '{print $3}'`
17
18 if expr $YEAR ">" 1900 > /dev/null ; then
19         E2FSPROGS_YEAR=$YEAR
20 elif expr $YEAR ">" 90 >/dev/null ; then
21         E2FSPROGS_YEAR=19$YEAR
22 else
23         E2FSPROGS_YEAR=20$YEAR
24 fi
25
26 case $MONTH in
27 Jan)    MONTH_NUM=01; E2FSPROGS_MONTH="January" ;;
28 Feb)    MONTH_NUM=02; E2FSPROGS_MONTH="February" ;;
29 Mar)    MONTH_NUM=03; E2FSPROGS_MONTH="March" ;;
30 Apr)    MONTH_NUM=04; E2FSPROGS_MONTH="April" ;;
31 May)    MONTH_NUM=05; E2FSPROGS_MONTH="May" ;;
32 Jun)    MONTH_NUM=06; E2FSPROGS_MONTH="June" ;;
33 Jul)    MONTH_NUM=07; E2FSPROGS_MONTH="July" ;;
34 Aug)    MONTH_NUM=08; E2FSPROGS_MONTH="August" ;;
35 Sep)    MONTH_NUM=09; E2FSPROGS_MONTH="September" ;;
36 Oct)    MONTH_NUM=10; E2FSPROGS_MONTH="October" ;;
37 Nov)    MONTH_NUM=11; E2FSPROGS_MONTH="November" ;;
38 Dec)    MONTH_NUM=12; E2FSPROGS_MONTH="December" ;;
39 *)      echo "Unknown month $MONTH??" ;;
40 esac
41
42 base_ver=`echo $E2FSPROGS_VERSION | \
43                sed -e 's/-WIP//' -e 's/pre-//' -e 's/-PLUS//'`
44
45 date_spec=${E2FSPROGS_YEAR}.${MONTH_NUM}.${E2FSPROGS_DAY}
46
47 case $E2FSPROGS_VERSION in
48 *-WIP|pre-*)
49         pre_vers=`echo $base_ver 0.01 - p | dc`
50         E2FSPROGS_PKGVER="$pre_vers+${base_ver}_WIP_$date_spec"
51         ;;
52 *)
53         E2FSPROGS_PKGVER="$base_ver"
54         ;;
55 esac
56
57 unset DATE MONTH YEAR base_ver pre_vers date_spec
58 echo "Generating configuration file for e2fsprogs version $E2FSPROGS_VERSION"
59 echo "Release date is ${E2FSPROGS_MONTH}, ${E2FSPROGS_YEAR}"
60 AC_SUBST(E2FSPROGS_YEAR)
61 AC_SUBST(E2FSPROGS_MONTH)
62 AC_SUBST(E2FSPROGS_DAY)
63 AC_SUBST(E2FSPROGS_VERSION)
64 AC_SUBST(E2FSPROGS_PKGVER)
65 AC_CANONICAL_HOST
66 dnl
67 dnl Use diet libc
68 dnl 
69 AC_ARG_WITH([diet-libc],
70 [  --with-diet-libc        use diet libc],
71 CC="diet cc -nostdinc"
72 AC_MSG_RESULT(CC=$CC))dnl
73 dnl
74 dnl set $(CC) from --with-cc=value
75 dnl
76 AC_ARG_WITH([cc],
77 [  --with-cc=COMPILER      select compiler to use],
78 AC_MSG_RESULT(CC=$withval)
79 CC=$withval,
80 if test -z "$CC" ; then CC=cc; fi
81 [AC_MSG_RESULT(CC defaults to $CC)])dnl
82 export CC
83 AC_SUBST([CC])
84 AC_PROG_CC
85 AC_PROG_CPP
86 dnl
87 dnl set $(LD) from --with-linker=value
88 dnl
89 AC_ARG_WITH([linker],
90 [  --with-linker=LINKER    select linker to use],
91 AC_MSG_RESULT(LD=$withval)
92 LD=$withval,
93 if test -z "$LD" ; then LD=$CC; fi
94 [AC_MSG_RESULT(LD defaults to $LD)])dnl
95 export LD
96 AC_SUBST([LD])
97 dnl
98 dnl set $(CCOPTS) from --with-ccopts=value
99 dnl
100 AC_ARG_WITH([ccopts],
101 [  --with-ccopts=CCOPTS    select compiler command line options],
102 AC_MSG_RESULT(CCOPTS is $withval)
103 CFLAGS=$withval,
104 )dnl
105 dnl
106 dnl On systems without linux header files, we add an extra include directory
107 dnl that holds enough to fake it (hopefully).  Note that the $(top_srcdir) here
108 dnl is quoted so that it gets expanded by make, not by configure.
109 dnl
110 AC_CHECK_HEADER(linux/fs.h, [linux_headers=yes], [linux_headers=no])
111 if test "$linux_headers" != yes; then
112   LINUX_INCLUDE='-I$(top_builddir)/include'
113 fi
114 AC_SUBST(LINUX_INCLUDE)
115 dnl
116 dnl Alpha computers use fast and imprecise floating point code that may
117 dnl miss exceptions by default. Force sane options if we're using GCC.
118 AC_MSG_CHECKING(for additional special compiler flags)
119 if test "$GCC" = yes
120 then
121     case "$host_cpu" in
122         alpha)          addcflags="-mieee" ;;
123     esac
124 fi
125 if test "x$addcflags" != x
126 then
127     AC_MSG_RESULT($addcflags)
128     CFLAGS="$addcflags $CFLAGS"
129 else
130     AC_MSG_RESULT([[(none)]])
131 fi
132 dnl
133 dnl Set default values for library extentions.  Will be dealt with after
134 dnl parsing configuration opions, which may modify these
135 dnl
136 LIB_EXT=.a
137 STATIC_LIB_EXT=.a
138 PROFILE_LIB_EXT=.a
139 dnl
140 dnl set $(LDFLAGS) from --with-ldopts=value
141 dnl
142 AC_ARG_WITH([ldopts],
143 [  --with-ldopts=LDOPTS    select linker command line options],
144 AC_MSG_RESULT(LDFLAGS is $withval)
145 LDFLAGS=$withval,
146 LDFLAGS=)dnl
147 AC_SUBST(LDFLAGS)
148 dnl
149 dnl Allow separate `root_prefix' to be specified
150 dnl
151 AC_ARG_WITH([root-prefix],
152 [  --with-root-prefix=PREFIX override prefix variable for files to be placed in the root],
153 root_prefix=$withval,
154 root_prefix=NONE)dnl
155 dnl
156 dnl handle --enable-maintainer-mode
157 dnl
158 AC_ARG_ENABLE([maintainer-mode],
159 [  --enable-maintainer-mode enable makefile rules useful for maintainers],
160 if test "$enableval" = "no"
161 then
162         MAINTAINER_CMT=#
163         echo "Disabling maintainer mode"
164 else
165         MAINTAINER_CMT=
166         echo "Enabling maintainer mode"
167 fi
168 ,
169 MAINTAINER_CMT=#
170 echo "Disabling maintainer mode by default"
171 )
172 AC_SUBST(MAINTAINER_CMT)
173 dnl
174 dnl handle --enable-compression
175 dnl
176 AC_ARG_ENABLE([compression],
177 [  --enable-compression   enable EXPERIMENTAL compression support],
178 if test "$enableval" = "no"
179 then
180         echo "Disabling compression support"
181 else
182         AC_DEFINE(ENABLE_COMPRESSION)
183         echo "Enabling compression support"
184         echo "WARNING: Compression support is experimental"
185 fi
186 ,
187 echo "Disabling compression support by default"
188 )
189 dnl
190 dnl handle --enable-htree
191 dnl
192 AC_ARG_ENABLE([htree],
193 [  --enable-htree         enable EXPERIMENTAL htree directory support],
194 if test "$enableval" = "no"
195 then
196         HTREE_CMT=#
197         echo "Disabling htree directory support"
198 else
199         HTREE_CMT=
200         AC_DEFINE(ENABLE_HTREE)
201         echo "Enabling htree directory support"
202 fi
203 ,
204 HTREE_CMT=
205 AC_DEFINE(ENABLE_HTREE)
206 echo "Enabling htree directory support by default"
207 )
208 AC_SUBST(HTREE_CMT)
209 dnl
210 dnl This needs to be before all of the --enable-*-shlibs options
211 dnl
212 E2_PKG_CONFIG_STATIC=--static
213 dnl
214 dnl handle --enable-elf-shlibs
215 dnl
216 AC_ARG_ENABLE([elf-shlibs],
217 [  --enable-elf-shlibs    select ELF shared libraries],
218 if test "$enableval" = "no"
219 then
220         ELF_CMT=#
221         MAKEFILE_ELF=/dev/null
222         echo "Disabling ELF shared libraries"
223 else
224         E2_PKG_CONFIG_STATIC=
225         ELF_CMT=
226         MAKEFILE_ELF=$srcdir/lib/Makefile.elf-lib
227         [case "$host_os" in
228         solaris2.*)
229                 MAKEFILE_ELF=$srcdir/lib/Makefile.solaris-lib
230         ;;
231         esac]
232         BINARY_TYPE=elfbin
233         LIB_EXT=.so
234         echo "Enabling ELF shared libraries"
235 fi
236 ,
237 MAKEFILE_ELF=/dev/null
238 ELF_CMT=#
239 echo "Disabling ELF shared libraries by default"
240 )
241 AC_SUBST(ELF_CMT)
242 AC_SUBST_FILE(MAKEFILE_ELF)
243 dnl
244 dnl handle --enable-bsd-shlibs
245 dnl
246 AC_ARG_ENABLE([bsd-shlibs],
247 [  --enable-bsd-shlibs    select BSD shared libraries],
248 if test "$enableval" = "no"
249 then
250         BSDLIB_CMT=#
251         MAKEFILE_BSDLIB=/dev/null
252         echo "Disabling BSD shared libraries"
253 else
254         E2_PKG_CONFIG_STATIC=
255         BSDLIB_CMT=
256         MAKEFILE_BSDLIB=$srcdir/lib/Makefile.bsd-lib
257         LIB_EXT=.so
258         [case "$host_os" in
259         darwin*)
260                 MAKEFILE_BSDLIB=$srcdir/lib/Makefile.darwin-lib
261                 LIB_EXT=.dylib
262         ;;
263         esac]
264         echo "Enabling BSD shared libraries"
265 fi
266 ,
267 MAKEFILE_BSDLIB=/dev/null
268 BSDLIB_CMT=#
269 echo "Disabling BSD shared libraries by default"
270 )
271 AC_SUBST(BSDLIB_CMT)
272 AC_SUBST_FILE(MAKEFILE_BSDLIB)
273 dnl
274 dnl handle --enable-profile
275 dnl
276 AC_ARG_ENABLE([profile],
277 [  --enable-profile       build profiling libraries],
278 if test "$enableval" = "no"
279 then
280         PROFILE_CMT=#
281         MAKEFILE_PROFILE=/dev/null
282         echo "Disabling profiling libraries"
283 else
284         PROFILE_CMT=
285         MAKEFILE_PROFILE=$srcdir/lib/Makefile.profile
286         PROFILED_LIB_EXT=_p.a
287         echo "Building profiling libraries"
288 fi
289 ,
290 PROFILE_CMT=#
291 MAKEFILE_PROFILE=/dev/null
292 echo "Disabling profiling libraries by default"
293 )
294 AC_SUBST(PROFILE_CMT)
295 AC_SUBST_FILE(MAKEFILE_PROFILE)
296 dnl
297 dnl handle --enable-checker
298 dnl
299 AC_ARG_ENABLE([checker],
300 [  --enable-checker       build checker libraries],
301 if test "$enableval" = "no"
302 then
303         CHECKER_CMT=#
304         MAKEFILE_CHECKER=/dev/null
305         echo "Disabling checker libraries"
306 else
307         CHECKER_CMT=
308         MAKEFILE_CHECKER=$srcdir/lib/Makefile.checker
309         echo "Building checker libraries"
310 fi
311 ,
312 CHECKER_CMT=#
313 MAKEFILE_CHECKER=/dev/null
314 echo "Disabling checker libraries by default"
315 )
316 AC_SUBST(CHECKER_CMT)
317 AC_SUBST_FILE(MAKEFILE_CHECKER)
318 dnl
319 dnl Substitute library extensions
320 dnl
321 AC_SUBST(LIB_EXT)
322 AC_SUBST(STATIC_LIB_EXT)
323 AC_SUBST(PROFILED_LIB_EXT)
324 dnl
325 dnl handle --enable-jbd-debug
326 dnl
327 AC_ARG_ENABLE([jbd-debug],
328 [  --enable-jbd-debug     enable journal debugging],
329 if test "$enableval" = "no"
330 then
331         echo "Disabling journal debugging"
332 else
333         AC_DEFINE(CONFIG_JBD_DEBUG)
334         echo "Enabling journal debugging"
335 fi
336 ,
337 echo "Disabling journal debugging by default"
338 )
339 dnl
340 dnl handle --enable-blkid-debug
341 dnl
342 AC_ARG_ENABLE([blkid-debug],
343 [  --enable-blkid-debug    enable blkid debugging],
344 if test "$enableval" = "no"
345 then
346         echo "Disabling blkid debugging"
347 else
348         AC_DEFINE(CONFIG_BLKID_DEBUG)
349         echo "Enabling blkid debugging"
350 fi
351 ,
352 echo "Disabling blkid debugging by default"
353 )
354 dnl
355 dnl handle --enable-testio-debug
356 dnl
357 AC_ARG_ENABLE([testio-debug],
358 [  --enable-testio-debug   enable the use of the test I/O manager for debugging],
359 if test "$enableval" = "no"
360 then
361         echo "Disabling testio debugging"
362 else
363         AC_DEFINE(CONFIG_TESTIO_DEBUG)
364         echo "Enabling testio debugging"
365 fi
366 ,
367 echo "Disabling testio debugging by default"
368 )
369 dnl
370 dnl handle --enable-swapfs
371 dnl
372 AC_ARG_ENABLE([swapfs],
373 [  --disable-swapfs       disable support of legacy byte-swapped filesystems],
374 if test "$enableval" = "no"
375 then
376         SWAPFS_CMT=#
377         echo "Disabling swapfs support"
378 else
379         SWAPFS_CMT=
380         AC_DEFINE(ENABLE_SWAPFS)
381         echo "Enabling swapfs support"
382 fi
383 ,
384 SWAPFS_CMT=
385 echo "Enabling swapfs support by default"
386 AC_DEFINE(ENABLE_SWAPFS)
387 )
388 AC_SUBST(SWAPFS_CMT)
389 dnl
390 dnl handle --enable-debugfs
391 dnl
392 AC_ARG_ENABLE([debugfs],
393 [  --disable-debugfs      disable support of debugfs program],
394 if test "$enableval" = "no"
395 then
396         echo "Disabling debugfs support"
397         DEBUGFS_CMT="#"
398 else
399         DEBUGFS_CMT=
400         echo "Enabling debugfs support"
401 fi
402 ,
403 echo "Enabling debugfs support by default"
404 DEBUGFS_CMT=
405 )
406 AC_SUBST(DEBUGFS_CMT)
407 dnl
408 dnl handle --enable-imager
409 dnl
410 AC_ARG_ENABLE([imager],
411 [  --disable-imager       disable support of e2image program],
412 if test "$enableval" = "no"
413 then
414         echo "Disabling e2image support"
415         IMAGER_CMT="#"
416 else
417         IMAGER_CMT=
418         echo "Enabling e2image support"
419 fi
420 ,
421 echo "Enabling e2image support by default"
422 IMAGER_CMT=
423 )
424 AC_SUBST(IMAGER_CMT)
425 dnl
426 dnl handle --enable-resizer
427 dnl
428 AC_ARG_ENABLE([resizer],
429 [  --disable-resizer      disable support of e2resize program],
430 if test "$enableval" = "no"
431 then
432         echo "Disabling e2resize support"
433         RESIZER_CMT="#"
434 else
435         RESIZER_CMT=
436         echo "Enabling e2resize support"
437 fi
438 ,
439 echo "Enabling e2resize support by default"
440 RESIZER_CMT=
441 )
442 AC_SUBST(RESIZER_CMT)
443 dnl
444 dnl See whether to install the `fsck' wrapper program (that calls e2fsck)
445 dnl
446 AC_ARG_ENABLE([fsck],
447 [  --enable-fsck           build fsck wrapper program],
448 [if test "$enableval" = "no"
449 then
450         FSCK_PROG='' FSCK_MAN=''
451         echo "Not building fsck wrapper"
452 else
453         FSCK_PROG=fsck FSCK_MAN=fsck.8
454         echo "Building fsck wrapper"
455 fi]
456 ,
457 [case "$host_os" in
458   gnu*)
459     FSCK_PROG='' FSCK_MAN=''
460     echo "Not building fsck wrapper by default"
461     ;;
462   *)
463     FSCK_PROG=fsck FSCK_MAN=fsck.8
464     echo "Building fsck wrapper by default"
465 esac]
466 )
467 AC_SUBST(FSCK_PROG)
468 AC_SUBST(FSCK_MAN)
469 dnl
470 dnl See whether to install the `e2initrd-helper' program
471 dnl
472 AC_ARG_ENABLE([e2initrd-helper],
473 [  --enable-e2initrd-helper build e2initrd-helper program],
474 [if test "$enableval" = "no"
475 then
476         E2INITRD_PROG='' E2INITRD_MAN=''
477         echo "Not building e2initrd helper"
478 else
479         E2INITRD_PROG=e2initrd_helper E2INITRD_MAN=e2initrd_helper.8
480         echo "Building e2initrd helper"
481 fi]
482 ,
483 E2INITRD_PROG=e2initrd_helper E2INITRD_MAN=e2initrd_helper.8
484 echo "Building e2initrd helper by default"
485 )
486 AC_SUBST(E2INITRD_PROG)
487 AC_SUBST(E2INITRD_MAN)
488 dnl handle --enable-blkid-devmapper
489 dnl
490 STATIC_BLKID_DEVMAPPER_LIBS=''
491 AC_ARG_ENABLE([blkid-devmapper],
492 [  --enable-blkid-devmapper  build with device-mapper support],
493 [if test "$enableval" = "no"
494 then
495         echo "Disabling device-mapper support"
496         DEVMAPPER_REQ=''
497         DEVMAPPER_LIBS=''
498         STATIC_DEVMAPPER_LIBS=''
499 else
500         AC_DEFINE(HAVE_DEVMAPPER)
501         echo "Enabling device-mapper support"
502
503         PKG_PROG_PKG_CONFIG()
504
505         if test -z "$PKG_CONFIG"; then
506                 echo "pkg-config not installed; please install it."
507                 exit 1;
508         fi
509  
510         AC_CHECK_LIB(devmapper, dm_tree_create,
511                 [DEVMAPPER_LIBS=`$PKG_CONFIG --libs devmapper`; 
512                  STATIC_DEVMAPPER_LIBS=`$PKG_CONFIG --static --libs devmapper`;
513                  DEVMAPPER_REQ="devmapper";
514                  DEVMAPPER_PC_LIBS="-ldevmapper"],
515                 [AC_MSG_ERROR([device-mapper library not found])],
516                 [$DEVMAPPER_LIBS])
517         # work around stupid devmapper.pc bug in Debian
518         case "$STATIC_DEVMAPPER_LIBS" in
519         *pthread*)
520             ;;
521         *)
522             echo "Working around Debian bug #390243..."
523             STATIC_DEVMAPPER_LIBS="-pthread $STATIC_DEVMAPPER_LIBS"
524             ;;
525         esac
526         if test "$E2_PKG_CONFIG_STATIC" = "--static"; then
527             DEVMAPPER_LIBS="$STATIC_DEVMAPPER_LIBS"
528             STATIC_BLKID_DEVMAPPER_LIBS="$STATIC_DEVMAPPER_LIBS"
529         fi
530 fi]
531 ,
532 echo "Disabling device-mapper support by default"
533 )
534 AC_SUBST(DEVMAPPER_REQ)
535 AC_SUBST(DEVMAPPER_PC_LIBS)
536 AC_SUBST(DEVMAPPER_LIBS)
537 AC_SUBST(STATIC_DEVMAPPER_LIBS)
538 AC_SUBST(STATIC_BLKID_DEVMAPPER_LIBS)
539 dnl
540 dnl
541 dnl
542 AC_ARG_ENABLE([tls],
543 [  --disable-tls           disable use of thread local support],
544 [if test "$enableval" = "no"
545 then
546         try_tls=""
547         echo "Disabling thread local support"
548 else
549         try_tls="yes"
550         echo "Enabling thread local support"
551 fi]
552 ,
553 try_tls="yes"
554 echo "Try using thread local support by default"
555 )
556 if test "$try_tls" = "yes"
557 then
558 AX_TLS
559 fi
560 dnl
561 dnl
562 dnl
563 AC_ARG_ENABLE([uuidd],
564 [  --disable-uuidd         disable building the uuid daemon],
565 [if test "$enableval" = "no"
566 then
567         echo "Not building uuidd"
568         UUIDD_CMT="#"
569 else
570         AC_DEFINE(USE_UUIDD)
571         UUIDD_CMT=""
572         echo "Building uuidd"
573 fi]
574 ,
575 AC_DEFINE(USE_UUIDD)
576 UUIDD_CMT=""
577 echo "Building uuidd by default"
578 )
579 AC_SUBST(UUIDD_CMT)
580 dnl
581 dnl
582 dnl
583 MAKEFILE_LIBRARY=$srcdir/lib/Makefile.library
584 AC_SUBST_FILE(MAKEFILE_LIBRARY)
585 dnl
586 dnl Add internationalization support, using gettext.
587 dnl
588 GETTEXT_PACKAGE=e2fsprogs
589 PACKAGE=e2fsprogs
590 VERSION="$E2FSPROGS_VERSION"
591 VERSION=0.14.1
592 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE")
593 AC_DEFINE_UNQUOTED(VERSION, "$VERSION")
594 AC_SUBST(GETTEXT_PACKAGE)
595 AC_SUBST(PACKAGE)
596 AC_SUBST(VERSION)
597
598 AM_GNU_GETTEXT
599 dnl
600 dnl End of configuration options
601 dnl
602 AC_SUBST(BINARY_TYPE)
603 AC_PROG_MAKE_SET
604 AC_PATH_PROG(LN, ln, ln)
605 AC_PROG_LN_S
606 AC_PATH_PROG(MV, mv, mv)
607 AC_PATH_PROG(CP, cp, cp)
608 AC_PATH_PROG(RM, rm, rm)
609 AC_PATH_PROG(CHMOD, chmod, :)
610 AC_PROG_AWK
611 AC_PROG_EGREP
612 AC_PATH_PROG(SED, sed, sed)
613 AC_PATH_PROG(PERL, perl, perl)
614 AC_PATH_PROG(LDCONFIG, ldconfig, :)
615 AC_CHECK_TOOL(AR, ar, ar)
616 AC_CHECK_TOOL(RANLIB, ranlib, :)
617 AC_CHECK_TOOL(STRIP, strip, :)
618 AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, )
619 if test "_$MAKEINFO" = "_"; then
620     MAKEINFO="@echo Makeinfo is missing. Info documentation will not be built.;true"
621 else
622     case "$MAKEINFO" in
623       */missing.*)
624         AC_MSG_WARN([
625 *** Makeinfo is missing. Info documentation will not be built.])
626         ;;
627       *)
628         ;;
629     esac
630 fi
631 AC_SUBST(MAKEINFO)
632 AC_PROG_INSTALL
633 # See if we need a separate native compiler.
634 if test $cross_compiling = no; then
635   BUILD_CC="$CC"
636   AC_SUBST(BUILD_CC)
637 else
638   AC_CHECK_PROGS(BUILD_CC, gcc cc)
639 fi
640 AC_CHECK_HEADERS(dirent.h errno.h getopt.h malloc.h mntent.h paths.h setjmp.h signal.h stdarg.h stdint.h stdlib.h termios.h unistd.h utime.h linux/fd.h linux/major.h net/if_dl.h netinet/in.h sys/disklabel.h sys/ioctl.h sys/mkdev.h sys/mman.h sys/prctl.h sys/queue.h sys/resource.h sys/select.h sys/socket.h sys/sockio.h sys/stat.h sys/syscall.h sys/sysmacros.h sys/time.h sys/types.h sys/un.h sys/wait.h)
641 AC_CHECK_HEADERS(sys/disk.h sys/mount.h,,,
642 [[
643 #if HAVE_SYS_QUEUE_H
644 #include <sys/queue.h>
645 #endif
646 ]])
647 AC_CHECK_HEADERS(net/if.h,,,
648 [[
649 #if HAVE_SYS_TYPES_H
650 #include <sys/types.h>
651 #endif
652 #if HAVE_SYS_SOCKET
653 #include <sys/socket.h>
654 #endif
655 ]])
656 AC_FUNC_VPRINTF
657 dnl Check to see if dirent has member d_reclen. On cygwin those d_reclen
658 dnl is not decleared.
659 AC_CHECK_MEMBER(struct dirent.d_reclen,[AC_DEFINE(HAVE_RECLEN_DIRENT)],,
660                 [#include <dirent.h>])
661 dnl Check to see if ssize_t was decleared
662 AC_CHECK_TYPE(ssize_t,[AC_DEFINE(HAVE_TYPE_SSIZE_T)],,
663               [#include <sys/types.h>])
664 dnl
665 dnl Check to see if llseek() is declared in unistd.h.  On some libc's 
666 dnl it is, and on others it isn't..... Thank you glibc developers....
667 dnl
668 AC_CHECK_DECL(llseek,[AC_DEFINE(HAVE_LLSEEK_PROTOTYPE)],,
669               [#include <unistd.h>])
670 dnl
671 dnl Check to see if lseek64() is declared in unistd.h.  Glibc's header files
672 dnl are so convoluted that I can't tell whether it will always be defined,
673 dnl and if it isn't defined while lseek64 is defined in the library, 
674 dnl disaster will strike.  
675 dnl
676 dnl Warning!  Use of --enable-gcc-wall may throw off this test.
677 dnl
678 dnl
679 AC_CHECK_DECL(lseek64,[AC_DEFINE(HAVE_LSEEK64_PROTOTYPE)],,
680                 [#define _LARGEFILE_SOURCE
681                  #define _LARGEFILE64_SOURCE
682                  #include <unistd.h>])
683 dnl
684 dnl Word sizes...
685 dnl
686 if test "$cross_compiling" = yes -a "$ac_cv_sizeof_long" = ""; then
687   # if cross-compiling, with no cached values, just assume something common. 
688   ac_cv_sizeof_short=2
689   ac_cv_sizeof_int=4
690   ac_cv_sizeof_long=4
691   ac_cv_sizeof_long_long=8
692   AC_MSG_WARN([Cross-compiling, so cannot check type sizes; assuming short=2, int=4, long=4, long long=8])
693 fi
694 AC_CHECK_SIZEOF(short)
695 AC_CHECK_SIZEOF(int)
696 AC_CHECK_SIZEOF(long)
697 AC_CHECK_SIZEOF(long long)
698 SIZEOF_SHORT=$ac_cv_sizeof_short
699 SIZEOF_INT=$ac_cv_sizeof_int
700 SIZEOF_LONG=$ac_cv_sizeof_long
701 SIZEOF_LONG_LONG=$ac_cv_sizeof_long_long
702 AC_SUBST(SIZEOF_SHORT)
703 AC_SUBST(SIZEOF_INT)
704 AC_SUBST(SIZEOF_LONG)
705 AC_SUBST(SIZEOF_LONG_LONG)
706 AC_C_BIGENDIAN
707 BUILD_CC="$BUILD_CC" CPP="$CPP" /bin/sh $ac_aux_dir/parse-types.sh
708 ASM_TYPES_HEADER=./asm_types.h
709 AC_SUBST_FILE(ASM_TYPES_HEADER)
710 dnl
711 dnl See if we have inttypes.h and if intptr_t is defined
712 dnl
713 AC_CHECK_HEADERS([inttypes.h])
714 AC_CHECK_TYPES(intptr_t)
715 dnl
716 dnl See if struct stat has a st_flags field, in which case we can get file
717 dnl flags somewhat portably.  Also check for the analogous setter, chflags().
718 dnl
719 AC_MSG_CHECKING(whether struct stat has a st_flags field)
720 AC_CACHE_VAL(e2fsprogs_cv_struct_st_flags,
721         AC_TRY_COMPILE([#include <sys/stat.h>],
722                 [struct stat stat; stat.st_flags = 0;],
723                 [e2fsprogs_cv_struct_st_flags=yes],
724                 [e2fsprogs_cv_struct_st_flags=no]))
725 AC_MSG_RESULT($e2fsprogs_cv_struct_st_flags)
726 if test "$e2fsprogs_cv_struct_st_flags" = yes; then
727   AC_MSG_CHECKING(whether st_flags field is useful)
728   AC_CACHE_VAL(e2fsprogs_cv_struct_st_flags_immut,
729         AC_TRY_COMPILE([#include <sys/stat.h>],
730                 [struct stat stat; stat.st_flags |= UF_IMMUTABLE;],
731                 [e2fsprogs_cv_struct_st_flags_immut=yes],
732                 [e2fsprogs_cv_struct_st_flags_immut=no]))
733   AC_MSG_RESULT($e2fsprogs_cv_struct_st_flags_immut)
734   if test "$e2fsprogs_cv_struct_st_flags_immut" = yes; then
735           AC_DEFINE(HAVE_STAT_FLAGS)
736   fi
737 fi
738 dnl
739 dnl Check for the presence of SA_LEN
740 dnl
741 AC_CHECK_MEMBER(struct sockaddr.sa_len,
742                 AC_DEFINE_UNQUOTED(HAVE_SA_LEN,1,[Define if struct sockaddr contains sa_len]),,
743         [#include <sys/types.h>
744          #include <sys/socket.h>])
745 dnl
746 AC_CHECK_FUNCS(chflags getrusage llseek lseek64 open64 fstat64 ftruncate64 getmntinfo strtoull strcasecmp srandom jrand48 fchown mallinfo fdatasync strnlen strptime strdup sysconf pathconf posix_memalign memalign valloc __secure_getenv prctl mmap utime setresuid setresgid)
747 dnl
748 dnl Check to see if -lsocket is required (solaris) to make something
749 dnl that uses socket() to compile; this is needed for the UUID library
750 dnl
751 SOCKET_LIB=''
752 AC_CHECK_LIB(socket, socket, [SOCKET_LIB=-lsocket])
753 AC_SUBST(SOCKET_LIB)
754 dnl
755 dnl Check to see if libdl exists for the sake of dlopen
756 dnl
757 DLOPEN_LIB=''
758 AC_CHECK_LIB(dl, dlopen, 
759 [DLOPEN_LIB=-ldl
760 AC_DEFINE(HAVE_DLOPEN)])
761 AC_SUBST(DLOPEN_LIB)
762 dnl
763 dnl See if optreset exists
764 dnl
765 AC_MSG_CHECKING(for optreset)
766 AC_CACHE_VAL(ac_cv_have_optreset,
767 [AC_EGREP_HEADER(optreset, unistd.h,
768   ac_cv_have_optreset=yes, ac_cv_have_optreset=no)])dnl
769 AC_MSG_RESULT($ac_cv_have_optreset)
770 if test $ac_cv_have_optreset = yes; then
771   AC_DEFINE(HAVE_OPTRESET)
772 fi
773 dnl
774 dnl Check for unified diff
775 dnl
776 AC_MSG_CHECKING(for unified diff option)
777 if diff -u $0 $0 > /dev/null 2>&1 ; then
778    UNI_DIFF_OPTS=-u
779 else
780    UNI_DIFF_OPTS=-c
781 fi
782 AC_MSG_RESULT($UNI_DIFF_OPTS)
783 AC_SUBST(UNI_DIFF_OPTS)
784 dnl
785 dnl We use the EXT2 ioctls only under Linux
786 dnl
787 case "$host_os" in
788 linux*)
789         AC_DEFINE(HAVE_EXT2_IOCTLS)
790         ;;
791 esac
792 dnl
793 dnl OS-specific uncomment control
794 dnl
795 LINUX_CMT="#"
796 CYGWIN_CMT="#"
797 UNIX_CMT=
798 case "$host_os" in
799 linux*)
800         LINUX_CMT=
801         ;;
802 cygwin)
803         CYGWIN_CMT=
804         UNIX_CMT="#"
805         ;;
806 esac
807 AC_SUBST(LINUX_CMT)
808 AC_SUBST(CYGWIN_CMT)
809 AC_SUBST(UNIX_CMT)
810 dnl
811 dnl Linux and Hurd places root files in the / by default
812 dnl
813 case "$host_os" in
814 linux* | gnu* | k*bsd*-gnu)
815         if test "$prefix" = NONE -a "$root_prefix" = NONE ; then
816                 root_prefix="";
817                 echo "On $host_os systems, root_prefix defaults to ''"
818         fi
819         ;;
820 esac
821 dnl
822 dnl On Linux/hurd, force the prefix to be /usr
823 dnl
824 case "$host_os" in
825 linux* | gnu* | k*bsd*-gnu)
826         if test "$prefix" = NONE ; then
827                 prefix="/usr";
828                 echo "On $host_os systems, prefix defaults to /usr"
829                 if test "$mandir" = '${prefix}/man' ; then
830                         echo "...and mandir defaults to /usr/share/man"
831                         mandir=/usr/share/man
832                 fi
833         fi
834 ;;
835 esac
836 if test "$root_prefix" = NONE ; then
837         if test "$prefix" = NONE ; then
838                 root_prefix="$ac_default_prefix"
839         else
840                 root_prefix="$prefix"
841         fi
842         root_bindir=$bindir
843         root_sbindir=$sbindir
844         root_libdir=$libdir
845         root_sysconfdir=$sysconfdir
846 else
847         root_bindir='${root_prefix}/bin'
848         root_sbindir='${root_prefix}/sbin'
849         root_libdir='${root_prefix}/lib'
850         root_sysconfdir='${root_prefix}/etc'
851 fi
852 if test "$bindir" != '${exec_prefix}/bin'; then
853     root_bindir=$bindir
854     echo "Setting root_bindir to $root_bindir"
855 fi
856 if test "$sbindir" != '${exec_prefix}/sbin'; then
857     root_sbindir=$sbindir
858     echo "Setting root_sbindir to $root_sbindir"
859 fi
860 if test "$libdir" != '${exec_prefix}/lib'; then
861     root_libdir=$libdir
862     echo "Setting root_libdir to $root_libdir"
863 fi
864 if test "$sysconfdir" != '${prefix}/etc'; then
865     root_sysconfdir=$sysconfdir
866     echo "Setting root_sysconfdir to $root_sysconfdir"
867 fi
868 AC_SUBST(root_prefix)
869 AC_SUBST(root_bindir)
870 AC_SUBST(root_sbindir)
871 AC_SUBST(root_libdir)
872 AC_SUBST(root_sysconfdir)
873 dnl
874 dnl See if -static works.
875 dnl
876 AC_MSG_CHECKING([whether linker accepts -static])
877 AC_CACHE_VAL(ac_cv_e2fsprogs_use_static,
878 [SAVE_LDFLAGS=$LDFLAGS; LDFLAGS="$LDFLAGS -static"
879 AC_TRY_LINK([#include <stdio.h>],[fflush(stdout);],
880  ac_cv_e2fsprogs_use_static=yes, ac_cv_e2fsprogs_use_static=no)
881 LDFLAGS=$SAVE_LDFLAGS])
882 dnl
883 dnl Regardless of how the test turns out, Solaris doesn't handle -static
884 dnl This is caused by the socket library requiring the nsl library, which
885 dnl requires the -dl library, which only works for dynamically linked 
886 dnl programs.  It basically means you can't have statically linked programs
887 dnl which use the network under Solaris.  
888 dnl
889 case "$host_os" in
890 solaris2.*)
891         ac_cv_e2fsprogs_use_static=no   
892 ;;
893 esac
894 AC_MSG_RESULT($ac_cv_e2fsprogs_use_static)
895 LDFLAG_STATIC=
896 if test $ac_cv_e2fsprogs_use_static = yes; then
897         LDFLAG_STATIC=-static
898 fi
899 AC_SUBST(LDFLAG_STATIC)
900 dnl
901 dnl Work around mysterious Darwin / GNU libintl problem
902 dnl (__asm__ redirection doesn't work for some mysterious reason.  Looks like
903 dnl Apple hacked gcc somehow?)
904 dnl
905 case "$host_os" in
906 darwin*)
907         echo "Using Apple Darwin / GNU libintl workaround"
908         AC_DEFINE(_INTL_REDIRECT_MACROS)
909         ;;
910 esac
911 dnl
912 dnl Make the ss and et directories work correctly.
913 dnl
914 SS_DIR=`cd ${srcdir}/lib/ss; pwd`
915 ET_DIR=`cd ${srcdir}/lib/et; pwd`
916 AC_SUBST(SS_DIR)
917 AC_SUBST(ET_DIR)
918 dnl
919 dnl Only try to run the test suite if we're not cross compiling.
920 dnl
921 if test "$cross_compiling" = yes ; then
922   DO_TEST_SUITE=
923 else
924   DO_TEST_SUITE=check
925 fi
926 AC_SUBST(DO_TEST_SUITE)
927 dnl
928 dnl Only include the intl include files if we're building with them
929 dnl 
930 INTL_FLAGS=
931 if test "$USE_INCLUDED_LIBINTL" = "yes" ; then
932         INTL_FLAGS='-I$(top_builddir)/intl -I$(top_srcdir)/intl'
933 fi
934 AC_SUBST(INTL_FLAGS)
935 dnl
936 dnl Build CFLAGS
937 dnl
938 if test $cross_compiling = no; then
939    BUILD_CFLAGS="$CFLAGS"
940    BUILD_LDFLAGS="$LDFLAGS"
941 else
942    BUILD_CFLAGS=
943    BUILD_LDFLAGS=
944 fi
945 AC_SUBST(BUILD_CFLAGS)
946 AC_SUBST(BUILD_LDFLAGS)
947 dnl
948 dnl Make our output files, being sure that we create the some miscellaneous 
949 dnl directories
950 dnl
951 test -d lib || mkdir lib
952 test -d include || mkdir include
953 test -d include/linux || mkdir include/linux
954 test -d include/asm || mkdir include/asm
955 for i in MCONFIG Makefile e2fsprogs.spec \
956         util/Makefile util/subst.conf util/gen-tarball \
957         lib/et/Makefile lib/ss/Makefile lib/e2p/Makefile \
958         lib/ext2fs/Makefile lib/ext2fs/ext2_types.h \
959         lib/uuid/Makefile lib/uuid/uuid_types.h \
960         lib/blkid/Makefile lib/blkid/blkid_types.h \
961         lib/ss/ss.pc lib/uuid/uuid.pc lib/et/com_err.pc \
962         lib/e2p/e2p.pc lib/blkid/blkid.pc lib/ext2fs/ext2fs.pc \
963         misc/Makefile ext2ed/Makefile e2fsck/Makefile \
964         debugfs/Makefile tests/Makefile tests/progs/Makefile \
965         resize/Makefile doc/Makefile intl/Makefile po/Makefile.in ; do
966         if test -d `dirname ${srcdir}/$i` ; then
967                 outlist="$outlist $i"
968         fi
969 done
970 AC_OUTPUT($outlist)
971 if test -f util/gen-tarball; then chmod +x util/gen-tarball; fi
972