libsysio/configure.in

   1 AC_INIT(libsysio, 0.1)
   2
   3 AC_CANONICAL_HOST
   4
   5 case "$host_os" in
   6   linux*)
   7         ;;
   8   *)
   9         AC_MSG_WARN('***' ${host_os}: Unsupported OS target)
  10         ;;
  11 esac
  12
  13 AM_INIT_AUTOMAKE([subdir-objects])
  14 AM_PROG_CC_C_O
  15
  16 AC_PROG_CC
  17 AC_PROG_RANLIB
  18 AC_PROG_MAKE_SET
  19 AC_HEADER_STDC
  20 AC_HEADER_STAT
  21 AC_HEADER_TIME
  22
  23 have_lib_dir=yes;
  24 AC_ARG_WITH(lib-dir,
  25   AC_HELP_STRING([--with-lib-dir=<sysio lib build directory>],
  26   [directory for sysio library]),
  27   [     case "${withval}" in
  28          "yes"|"no"|"") have_lib_dir=no ;;
  29          *) LIBBUILD_DIR=${withval};
  30             test -d ${LIBBUILD_DIR} || mkdir ${LIBBUILD_DIR} ||
  31                 have_lib_dir=no;;
  32         esac;],
  33   [ LIBBUILD_DIR=`pwd`/lib;
  34     test -d ${LIBBUILD_DIR} || mkdir ${LIBBUILD_DIR} || have_lib_dir=no;])
  35 if test x${have_lib_dir} = xyes; then
  36   echo "Using sysio library directory ${LIBBUILD_DIR}"
  37 else
  38   AC_MSG_ERROR(Need writeable path to sysio library directory ${LIBBUILD_DIR})
  39 fi
  40 AC_SUBST(LIBBUILD_DIR)
  41
  42 AC_ARG_WITH(native_driver,
  43   AC_HELP_STRING([--with-native-driver],[build native test driver]),
  44   [     case "${withval}" in
  45          yes) ;;
  46          no) ;;
  47          *) AC_MSG_ERROR(bad value ${withval} for --with-native-driver) ;;
  48         esac;],
  49   [with_native_driver=yes;])
  50 AM_CONDITIONAL(WITH_NATIVE_DRIVER, test x$with_native_driver = xyes)
  51
  52 AC_ARG_WITH(incore-driver,
  53   AC_HELP_STRING([--with-incore-driver],[build incore test driver]),
  54   [     case "${withval}" in
  55          yes) ;;
  56          no) ;;
  57          *) AC_MSG_ERROR(bad value ${withval} for --with-incore-driver) ;;
  58         esac],
  59   [with_incore_driver=yes])
  60 AM_CONDITIONAL(WITH_INCORE_DRIVER, test x$with_incore_driver = xyes)
  61
  62 AC_ARG_WITH(tests,
  63   AC_HELP_STRING([--with-tests],[build tests]),
  64   [     case "${withval}" in
  65          yes) ;;
  66          no) ;;
  67          *) AC_MSG_ERROR(bad value ${withval} for --with-tests) ;;
  68         esac],
  69   [with_tests=yes])
  70 AM_CONDITIONAL(WITH_TESTS, test x$with_tests = xyes)
  71
  72 AC_ARG_WITH(automount,
  73   AC_HELP_STRING([--with-automount@<:@=<automount-file-name>@:>@],
  74     [with automounts @<:@<automount-file-name>=.mount@:>@]),
  75   [     if test x${withval} = xyes; then
  76          AUTOMOUNT=-DAUTOMOUNT_FILE_NAME="\\\".mount\\\""
  77         elif test x${withval} != x; then
  78          AUTOMOUNT=-DAUTOMOUNT_FILE_NAME="\\\"${withval}\\\""
  79         fi])
  80 AC_SUBST(AUTOMOUNT)
  81
  82 AC_ARG_WITH(stdfd-dev,
  83   AC_HELP_STRING([--with-stdfd-dev],
  84     [build standard file descriptors pseudo-driver]),
  85   [     case "${withval}" in
  86          yes) ;;
  87          no) ;;
  88          *) AC_MSG_ERROR(bad value ${withval} for --with-stdfd-dev) ;;
  89         esac],
  90   [with_stdfd_dev=yes])
  91 AM_CONDITIONAL(WITH_STDFD_DEV, test x$with_stdfd_dev = xyes)
  92
  93 AC_ARG_WITH(zero-sum-memory,
  94   AC_HELP_STRING([--with-zero-sum-memory],
  95     [free all dynamically allocated memory at the end -- useful for debugging]),
  96   [     case "${withval}" in
  97          yes) ZERO_SUM_MEMORY=-DZERO_SUM_MEMORY=1 ;;
  98          no) ;;
  99          *) AC_MSG_ERROR(bad value ${withval} for --with-zero-sum-memory) ;;
 100         esac],
 101   [with_zero_sum_memory=no])
 102 AC_SUBST(ZERO_SUM_MEMORY)
 103
 104 AC_ARG_WITH(defer-init-cwd,
 105   AC_HELP_STRING([--with-defer-init-cwd],
 106     [defer initialization of current working directory]),
 107   [     case "${withval}" in
 108          yes) DEFER_INIT_CWD=-DDEFER_INIT_CWD=1 ;;
 109          no) ;;
 110          *) AC_MSG_ERROR(bad value ${withval} for --with-defer-init-cwd) ;;
 111         esac],
 112   [with_defer_init_cwd=no])
 113 AC_SUBST(DEFER_INIT_CWD)
 114
 115 AC_ARG_WITH(cplant_yod,
 116    AC_HELP_STRING([--with-cplant-yod],[build cplant yod I/O driver]),
 117    [    case "${withval}" in
 118         yes) if test x${with_stdfd_dev} != xyes; then
 119                 with_stdfd_dev=yes
 120                 AM_CONDITIONAL(WITH_STDFD_DEV, test x$with_stdfd_dev = xyes)
 121              fi ;;
 122         no) ;;
 123         *) AC_MSG_ERROR(bad value ${withval} for --with-cplant-yod);;
 124         esac],
 125     [with_cplant_yod=no])
 126 AM_CONDITIONAL(WITH_CPLANT_YOD, test x$with_cplant_yod = xyes)
 127
 128 AC_ARG_WITH(cplant_tests,
 129    AC_HELP_STRING([--with-cplant-tests=<cplant-build-path>],
 130      [build libsysio tests for cplant platform]),
 131    [    case "${withval}" in
 132         yes) AC_MSG_ERROR(need path to compiler for --with-cplant-tests);;
 133         no)  with_cplant_tests=no;;
 134         *) CC=${withval}
 135            CCDEPMODE=${CC}
 136            CPP="${CC} -E"
 137            AC_CHECK_FILE(${CC},
 138                 [ if test x${with_cplant_yod} != xyes; then
 139                         with_cplant_yod=yes
 140                         AM_CONDITIONAL(WITH_CPLANT_YOD, test x$with_cplant_yod = xyes)
 141                   fi],
 142                 [ AC_MSG_ERROR(path not found ${CC} for --with-cplant-tests) ]);;
 143         esac],
 144     [with_cplant_tests=no])
 145 AM_CONDITIONAL(WITH_CPLANT_TESTS, test x$with_cplant_tests != xno)
 146
 147 AC_ARG_WITH(sockets,
 148   AC_HELP_STRING([--with-sockets],
 149     [build sockets interface driver (EXPERIMENTAL)]),
 150   [     case "${withval}" in
 151          yes) ;;
 152          no) ;;
 153          *) AC_MSG_ERROR(bad value ${withval} for --with-sockets) ;;
 154         esac],
 155   [with_sockets=no])
 156 AM_CONDITIONAL(WITH_SOCKETS_DRIVER, test x$with_sockets = xyes)
 157
 158 AC_ARG_WITH(lustre-hack,
 159   AC_HELP_STRING([--with-lustre-hack],
 160     [have hacking code which needed to support liblustre driver (EXPERIMENTAL)]),
 161   [     case "${withval}" in
 162          yes) ;;
 163          no) ;;
 164          *) AC_MSG_ERROR(bad value ${withval} for --with-lustre-hack) ;;
 165         esac],
 166   [with_lustre_hack=no])
 167 AM_CONDITIONAL(WITH_LUSTRE_HACK, test x$with_lustre_hack = xyes)
 168 if test x$with_lustre_hack = xyes; then
 169         AC_DEFINE(HAVE_LUSTRE_HACK)
 170 fi
 171
 172 # We keep the original values in `$config_*' and never modify them, so we
 173 # can write them unchanged into config.make.  Everything else uses
 174 # $machine, $vendor, and $os, and changes them whenever convenient.
 175 config_machine=$host_cpu config_vendor=$host_vendor config_os=$host_os
 176
 177 # Don't allow vendor == "unknown"
 178 test "$config_vendor" = unknown && config_vendor=
 179 config_os="`echo $config_os | sed 's/^unknown-//'`"
 180
 181 # Some configurations imply other options.
 182 case "$host_os" in
 183   gnu* | linux* | bsd4.4* | netbsd* | freebsd*)
 184         # These systems always use GNU tools.
 185         gnu_ld=yes gnu_as=yes ;;
 186 esac
 187 case "$host_os" in
 188   # i586-linuxaout is mangled into i586-pc-linux-gnuaout
 189   linux*ecoff* | linux*aout* | gnu*aout* | gnu*ecoff*)
 190         ;;
 191   gnu* | linux* | freebsd* | netbsd* | sysv4* | solaris2* | irix6*)
 192         # These systems (almost) always use the ELF format.
 193         elf=yes
 194         ;;
 195   aix*)
 196         # These systems are always xcoff
 197         xcoff=yes
 198         elf=no
 199         ;;
 200 esac
 201
 202 machine=$config_machine
 203 vendor=$config_vendor
 204 os=$config_os
 205
 206 # config.guess on some IBM machines says `rs6000' instead of `powerpc'.
 207 # Unify this here.
 208 if test "$machine" = rs6000; then
 209         machine="powerpc"
 210 fi
 211
 212 AC_MSG_CHECKING(if readlink returns ssize_t)
 213 AC_TRY_COMPILE([
 214         #include <unistd.h>
 215 ],[
 216         ssize_t readlink(const char *, char *, size_t);
 217 ],[
 218         AC_MSG_RESULT([yes])
 219         AC_DEFINE(HAVE_POSIX_1003_READLINK, 1, [readlink returns ssize_t])
 220 ],[
 221         AC_MSG_RESULT([no])
 222 ])
 223
 224 # If we can't provoke the declaration of stat64 then we assume the
 225 # environment supports 64-bit file support naturally. Beware!
 226 AC_MSG_CHECKING(whether _LARGEFILE64_SOURCE definition is required)
 227 AC_TRY_COMPILE([
 228 #include <sys/types.h>
 229 #include <sys/stat.h>
 230 #include <unistd.h>], [
 231 struct stat64 st64;],
 232 sysio_largefile64_source_required=no,
 233 sysio_largefile64_source_required=maybe)
 234 if test x$sysio_largefile64_source_required = xmaybe; then
 235         AC_TRY_COMPILE([
 236 #define _LARGEFILE64_SOURCE
 237 #include <sys/types.h>
 238 #include <sys/stat.h>
 239 #include <unistd.h>], [
 240 struct stat64 st64;],
 241                        sysio_largefile64_source_required=yes,
 242                        sysio_largefile64_source_required=no)
 243 fi
 244 AC_MSG_RESULT($sysio_largefile64_source_required)
 245 if test x$sysio_largefile64_source_required = xyes; then
 246         AC_DEFINE(_LARGEFILE64_SOURCE)
 247 fi
 248
 249 # Alpha linux defines
 250 #
 251 AC_MSG_CHECKING(for alpha linux)
 252 alpha_linux_env=no
 253 if test `expr ${machine} : "alpha"` = 5 && \
 254    test `expr ${os} : "linux"` = 5; then
 255         alpha_linux_env=yes
 256         AC_DEFINE(ALPHA_LINUX)
 257 fi
 258 AC_MSG_RESULT($alpha_linux_env)
 259 AM_CONDITIONAL(TEST_ALPHA_ARG, test x$alpha_linux_env = xyes)
 260
 261 # Check for __st_ino
 262 #
 263 AC_MSG_CHECKING(for __st_ino)
 264 AC_TRY_COMPILE([
 265 #include <sys/stat.h>],
 266 [struct stat st;
 267 st.__st_ino = 0;],
 268         have__st_ino=yes,
 269         have__st_ino=no)
 270 AC_MSG_RESULT($have__st_ino)
 271 if test x$have__st_ino = xyes; then
 272         AC_DEFINE(HAVE__ST_INO)
 273 fi
 274
 275 # Check for st_gen
 276 #
 277 AC_MSG_CHECKING(for st_gen)
 278 AC_TRY_COMPILE([
 279 #include <sys/stat.h>],
 280 [struct stat st;
 281 st.st_gen = 0;],
 282         have_st_gen=yes,
 283         have_st_gen=no)
 284 AC_MSG_RESULT($have_st_gen)
 285 if test x$have_st_gen = xyes; then
 286         AC_DEFINE(HAVE_GENERATION)
 287 fi
 288
 289 AC_MSG_CHECKING(whether .text pseudo-op must be used)
 290 AC_CACHE_VAL(sysio_asm_dot_text, [dnl
 291 cat > conftest.s <<EOF
 292         .text
 293 EOF
 294         sysio_asm_dot_text=
 295         if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
 296                 sysio_asm_dot_text=.text
 297         fi
 298         rm -f conftest*])
 299 if test -z "$sysio_dot_text"; then
 300         AC_MSG_RESULT(no)
 301 else
 302         AC_MSG_RESULT(yes)
 303 fi
 304
 305 AC_CACHE_CHECK(for assembler global-symbol directive,
 306   sysio_asm_global_directive, [dnl
 307 sysio_asm_global_directive=UNKNOWN
 308 for ac_globl in .globl .global .EXPORT; do
 309         cat > conftest.s <<EOF
 310                 ${sysio_asm_dot_text}
 311                 ${ac_globl} foo
 312 foo:
 313 EOF
 314         if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
 315         sysio_asm_global_directive=${ac_globl}
 316         fi
 317         rm -f conftest*
 318         test $sysio_asm_global_directive != UNKNOWN && break
 319 done])
 320 if test $sysio_asm_global_directive = UNKNOWN; then
 321         AC_MSG_ERROR(cannot determine asm global directive)
 322 #else
 323 #       AC_DEFINE_UNQUOTED(ASM_GLOBAL_DIRECTIVE, ${sysio_asm_global_directive})
 324 fi
 325
 326 AC_CACHE_CHECK(for .set assembler directive,
 327   sysio_asm_set_directive, [dnl
 328 cat > conftest.s<<EOF
 329 ${sysio_asm_dot_text}
 330 foo:
 331 .set bar, foo
 332 ${sysio_asm_global_directive} bar
 333 EOF
 334         # The alpha-dec-osf1 assembler gives only a warning for `.set'
 335         # (but it doesn't work), so we must do a linking check to be sure.
 336 cat > conftest1.c <<EOF
 337 extern int bar;
 338 main () { printf ("%d\n", bar); }
 339 EOF
 340         if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS \
 341            -o conftest conftest.s conftest1.c 1>&AC_FD_CC 2>&AC_FD_CC; then
 342                 sysio_asm_set_directive=yes
 343         else
 344                 sysio_asm_set_directive=no
 345         fi
 346         rm -f conftest*])
 347 #if test $sysio_asm_set_directive = yes; then
 348 #       AC_DEFINE(HAVE_ASM_SET_DIRECTIVE)
 349 #fi
 350
 351 AC_CACHE_CHECK(for assembler .weak directive, sysio_asm_weak_directive,
 352                [dnl
 353 cat > conftest.s <<EOF
 354 ${sysio_dot_text}
 355 foo:
 356 .weak foo
 357 EOF
 358         if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
 359                 sysio_asm_weak_directive=yes
 360         else
 361                 sysio_asm_weak_directive=no
 362         fi
 363         rm -f conftest*])
 364
 365 if test $sysio_asm_weak_directive = no; then
 366         AC_CACHE_CHECK(for assembler .weakext directive,
 367                        sysio_asm_weakext_directive, [dnl
 368 cat > conftest.s <<EOF
 369 ${sysio_dot_text}
 370 ${sysio_asm_global_directive} foo
 371 foo:
 372 .weakext bar foo
 373 .weakext baz
 374 ${sysio_asm_global_directive} baz
 375 baz:
 376 EOF
 377                 if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
 378                         sysio_asm_weakext_directive=yes
 379                 else
 380                         sysio_asm_weakext_directive=no
 381                 fi
 382                 rm -f conftest*])
 383 fi # no .weak
 384
 385 if test x$sysio_asm_weak_directive = xyes; then
 386         AC_DEFINE(HAVE_ASM_WEAK_DIRECTIVE)
 387 fi
 388 if test x$sysio_asm_weakext_directive = xyes; then
 389         AC_DEFINE(HAVE_ASM_WEAKEXT_DIRECTIVE)
 390 fi
 391
 392 AC_OUTPUT(
 393         Makefile
 394         tests/Makefile)
 395