e2fsck: rbtree bitmap for dir

[tools/e2fsprogs.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index cb528da..017a96f 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -845,23 +845,39 @@ dnl
 AH_TEMPLATE([CONFIG_TDB], [Define to 1 to enable tdb support])
 AC_ARG_ENABLE([tdb],
 AS_HELP_STRING([--disable-tdb],[disable tdb support]),
+[
 if test "$enableval" = "no"
 then
        AC_MSG_RESULT([Disabling tdb support])
-       TDB_CMT="#"
-       TDB_MAN_COMMENT='.\"'
+       CONFIG_TDB=0
 else
        AC_MSG_RESULT([Enabling tdb support])
+       CONFIG_TDB=1
+fi
+]
+,
+[
+case "$host_os" in
+mingw*)
+       AC_MSG_RESULT([Disabling tdb support by default])
+       CONFIG_TDB=0
+       ;;
+*)
+       AC_MSG_RESULT([Enabling tdb support by default])
+       CONFIG_TDB=1
+       ;;
+esac
+]
+)
+if test "$CONFIG_TDB" = "1"
+then
        AC_DEFINE(CONFIG_TDB, 1)
        TDB_CMT=""
        TDB_MAN_COMMENT=""
+else
+       TDB_CMT="#"
+       TDB_MAN_COMMENT='.\"'
 fi
-,
-AC_MSG_RESULT([Enabling mmp support by default])
-AC_DEFINE(CONFIG_TDB, 1)
-TDB_CMT=""
-TDB_MAN_COMMENT=""
-)
 AC_SUBST(TDB_CMT)
 AC_SUBST(TDB_MAN_COMMENT)
 dnl
@@ -1020,6 +1036,17 @@ AC_CHECK_HEADERS(m4_flatten([
        sys/wait.h
        sys/xattr.h
 ]))
+case "$host_os" in
+mingw*)
+       # The above checks only detect system headers, not the headers in
+       # ./include/mingw/, so explicitly define them to be available.
+       AC_DEFINE(HAVE_LINUX_TYPES_H, 1)
+       AC_DEFINE(HAVE_SYS_STAT_H, 1)
+       AC_DEFINE(HAVE_SYS_SYSMACROS_H, 1)
+       AC_DEFINE(HAVE_SYS_TYPES_H, 1)
+       AC_DEFINE(HAVE_UNISTD_H, 1)
+       ;;
+esac
 dnl Check where to find a dd(1) that supports iflag=fullblock
 dnl and oflag=append
 AC_MSG_CHECKING([for a dd(1) program that supports iflag=fullblock])
@@ -1226,6 +1253,7 @@ AC_CHECK_FUNCS(m4_flatten([
        pwrite
        pread64
        pwrite64
+       qsort_r
        secure_getenv
        setmntent
        setresgid
@@ -1351,6 +1379,33 @@ then
 fi
 AC_SUBST(SEM_INIT_LIB)
 dnl
+dnl qsort_r detection
+dnl
+AS_IF([test "$ac_cv_func_qsort_r" != no], [
+  AC_CACHE_CHECK(whether qsort_r is GNU version, e2_cv_gnu_qsort_r,
+    [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+@%:@include <stdlib.h>
+void (qsort_r)(void *base, size_t nmemb, size_t size,
+           int (*compar)(const void *, const void *, void *),
+           void *arg);
+]], [[ ]])],[e2_cv_gnu_qsort_r=yes],[e2_cv_gnu_qsort_r=no])
+  ])
+  AC_CACHE_CHECK(whether qsort_r is BSD version, e2_cv_bsd_qsort_r,
+    [AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+@%:@include <stdlib.h>
+void (qsort_r)(void *base, size_t nmemb, size_t size,
+            void *arg, int (*compar)(void *, const void *, const void *));
+]], [[ ]])],[e2_cv_bsd_qsort_r=yes],[e2_cv_bsd_qsort_r=no])
+  ])
+  AS_CASE("$e2_cv_gnu_qsort_r:$e2_cv_bsd_qsort_r",
+  [yes:no], [
+    AC_DEFINE(HAVE_GNU_QSORT_R, 1, [ Define to 1 if you have the GNU-style 'qsort_r' function.])
+  ],
+  [no:yes], [
+    AC_DEFINE(HAVE_BSD_QSORT_R, 1, [ Define to 1 if you have the BSD-style 'qsort_r' function.])
+  ])
+])
+dnl
 dnl Check for unified diff
 dnl
 AC_MSG_CHECKING(for unified diff option)
@@ -1495,6 +1550,45 @@ if test "$have_threadsan" = "yes" && test "$have_addrsan" = "yes"; then
        AC_MSG_WARN([ADDRSAN and THREADSAN are not known to work together.])
 fi
 dnl
+dnl Enable the fuzzer sanitizer for all packages
+dnl
+FUZZING_CMT="#"
+AC_ARG_ENABLE([fuzzing],
+AS_HELP_STRING([--enable-fuzzing],[enable fuzzing sanitizer]),,
+enable_fuzzing=no)
+if test "$enable_fuzzing" = "yes" || test "$enable_fuzzing" = "probe"; then
+       AC_PROG_CXX
+       AC_MSG_CHECKING([if C compiler supports fuzzing sanitizer])
+       AC_LANG_PUSH([C++])
+       OLD_CXXFLAGS="$CXXFLAGS"
+       OLD_LDFLAGS="$LDFLAGS"
+       FUZZER_FLAGS="-fsanitize=fuzzer"
+       CXXFLAGS="$CXXFLAGS $FUZZER_FLAGS"
+       LDFLAGS="$LDFLAGS $FUZZER_FLAGS"
+       AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
+               #include <stddef.h>
+               #include <stdint.h>
+               ]],
+               [ return 0; ])],
+               [AC_MSG_RESULT([yes])]
+               [fuzzer_cflags=$FUZZER_FLAGS]
+               [fuzzer_ldflags=$FUZZER_FLAGS]
+               [FUZZING_CMT=]
+               [have_fuzzer=yes],
+               [AC_MSG_RESULT([no])]
+               [AC_MSG_ERROR([fuzzing requested but not available])])
+       CXXFLAGS="${OLD_CXXFLAGS}"
+       LDFLAGS="${OLD_LDFLAGS}"
+       AC_LANG_POP([C++])
+       AC_SUBST(have_fuzzer)
+       AC_SUBST(fuzzer_cflags)
+       AC_SUBST(fuzzer_ldflags)
+fi
+if test "$enable_fuzzer" = "yes" && test "$have_fuzzer" != "yes"; then
+       AC_MSG_ERROR([Fuzzing not supported by compiler.])
+fi
+AC_SUBST(FUZZING_CMT)
+dnl
 dnl OS-specific uncomment control
 dnl
 LINUX_CMT="#"
@@ -1655,6 +1749,11 @@ fi
 if test -n "$WITH_DIET_LIBC" ; then
        INCLUDES="$INCLUDES -D_REENTRANT"
 fi
+case "$host_os" in
+mingw*)
+       INCLUDES=$INCLUDES' -I$(top_srcdir)/include/mingw'
+       ;;
+esac
 AC_SUBST(INCLUDES)
 dnl
 dnl Build CFLAGS
@@ -1787,7 +1886,7 @@ dnl Adjust the compiled files if we are on windows vs everywhere else
 dnl
 OS_IO_FILE=""
 [case "$host_os" in
-  cigwin*|mingw*|msys*)
+  mingw*)
     OS_IO_FILE=windows_io
   ;;
   *)
@@ -1795,6 +1894,9 @@ OS_IO_FILE=""
   ;;
 esac]
 AC_SUBST(OS_IO_FILE)
+
+AC_SYS_LARGEFILE
+
 dnl
 dnl Make our output files, being sure that we create the some miscellaneous 
 dnl directories
@@ -1819,7 +1921,8 @@ for i in MCONFIG Makefile \
        lib/ss/ss.pc lib/et/com_err.pc lib/e2p/e2p.pc lib/ext2fs/ext2fs.pc \
        misc/Makefile ext2ed/Makefile e2fsck/Makefile \
        debugfs/Makefile tests/Makefile tests/progs/Makefile \
-       resize/Makefile doc/Makefile po/Makefile.in scrub/Makefile; do
+       tests/fuzz/Makefile resize/Makefile doc/Makefile \
+       po/Makefile.in scrub/Makefile; do
        if test -d `dirname ${srcdir}/$i` ; then
                outlist="$outlist $i"
        fi