AC_INIT(libsysio, 1.2)
-AC_CANONICAL_HOST
+AC_CANONICAL_SYSTEM
case "$host_os" in
aix*)
;;
esac
-AM_INIT_AUTOMAKE([subdir-objects])
+AM_INIT_AUTOMAKE([subdir-objects 1.9 tar-ustar])
AC_PROG_CC
AM_PROG_CC_C_O
AC_HEADER_STAT
AC_HEADER_TIME
+if test ${target_cpu} == "powerpc64"; then
+ AC_MSG_WARN([set compiler with -m64])
+ CC="$CC -m64"
+fi
+
have_lib_dir=yes;
AC_ARG_WITH(lib-dir,
AC_HELP_STRING([--with-lib-dir=<sysio lib build directory>],
AC_DEFINE(HAVE_GENERATION)
fi
+AC_MSG_CHECKING(for POSIX 2008 preadv)
+tmp_flags="$CFLAGS"
+CFLAGS="$CFLAGS -Wall -Werror"
+AC_TRY_COMPILE([
+#include <sys/uio.h>
+ssize_t preadv (int __fd, const struct iovec *__iovec,
+ int __count, off_t off)
+{
+ return 0;
+}
+],[
+],[
+AC_DEFINE(HAVE_POSIX2008_PREADV, 1, [POSIX 2008 preadv])
+AC_MSG_RESULT(yes)
+],[
+AC_MSG_RESULT(no)
+])
+CFLAGS="$tmp_flags"
+
+AC_MSG_CHECKING(for POSIX 2008 scandir)
+tmp_flags="$CFLAGS"
+CFLAGS="$CFLAGS -Wall -Werror"
+AC_TRY_COMPILE([
+#define _BSD_SOURCE
+
+#include <stdio.h>
+#include <dirent.h>
+
+int scandir(const char *dir,
+ struct dirent ***namelist,
+ int(*filter)(const struct dirent *),
+ int(*compar)(const struct dirent **,
+ const struct dirent **)
+ );
+
+],[
+], [
+AC_DEFINE(HAVE_POSIX2008_SCANDIR, 1, [POSIX 2008 scandir])
+AC_MSG_RESULT(yes)
+],[
+AC_MSG_RESULT(no)
+])
+CFLAGS="$tmp_flags"
+
+
+AC_MSG_CHECKING(for POSIX 2008 preadv)
+tmp_flags="$CFLAGS"
+CFLAGS="$CFLAGS -Wall -Werror"
+AC_TRY_COMPILE([
+#include <sys/uio.h>
+ssize_t preadv (int __fd, const struct iovec *__iovec,
+ int __count, off_t off)
+{
+ return 0;
+}
+],[
+],[
+AC_DEFINE(HAVE_POSIX2008_PREADV, 1, [POSIX 2008 preadv])
+AC_MSG_RESULT(yes)
+],[
+AC_MSG_RESULT(no)
+])
+CFLAGS="$tmp_flags"
+
+AC_MSG_CHECKING(for POSIX 2008 scandir)
+tmp_flags="$CFLAGS"
+CFLAGS="$CFLAGS -Wall -Werror"
+AC_TRY_COMPILE([
+#define _BSD_SOURCE
+
+#include <stdio.h>
+#include <dirent.h>
+
+int scandir(const char *dir,
+ struct dirent ***namelist,
+ int(*filter)(const struct dirent *),
+ int(*compar)(const struct dirent **,
+ const struct dirent **)
+ );
+
+],[
+], [
+AC_DEFINE(HAVE_POSIX2008_SCANDIR, 1, [POSIX 2008 scandir])
+AC_MSG_RESULT(yes)
+],[
+AC_MSG_RESULT(no)
+])
+CFLAGS="$tmp_flags"
+
+
AC_MSG_CHECKING(whether .text pseudo-op must be used)
-AC_CACHE_VAL(sysio_asm_dot_text, [dnl
+AC_CACHE_VAL(am_cv_sysio_asm_dot_text, [dnl
cat > conftest.s <<EOF
.text
EOF
- sysio_asm_dot_text=
+ am_cv_sysio_asm_dot_text=
if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
- sysio_asm_dot_text=.text
+ am_cv_sysio_asm_dot_text=.text
fi
rm -f conftest*])
-if test -z "$sysio_dot_text"; then
+if test -z "$am_cv_sysio_asm_dot_text"; then
AC_MSG_RESULT(no)
else
AC_MSG_RESULT(yes)
fi
AC_CACHE_CHECK(for assembler global-symbol directive,
- sysio_asm_global_directive, [dnl
-sysio_asm_global_directive=UNKNOWN
+ am_cv_sysio_asm_global_directive, [dnl
+am_cv_sysio_asm_global_directive=UNKNOWN
for ac_globl in .globl .global .EXPORT; do
cat > conftest.s <<EOF
- ${sysio_asm_dot_text}
+ ${am_cv_sysio_asm_dot_text}
${ac_globl} foo
foo:
EOF
if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
- sysio_asm_global_directive=${ac_globl}
+ am_cv_sysio_asm_global_directive=${ac_globl}
fi
rm -f conftest*
- test $sysio_asm_global_directive != UNKNOWN && break
+ test $am_cv_sysio_asm_global_directive != UNKNOWN && break
done])
-if test $sysio_asm_global_directive = UNKNOWN; then
+if test $am_cv_sysio_asm_global_directive = UNKNOWN; then
AC_MSG_ERROR(cannot determine asm global directive)
#else
-# AC_DEFINE_UNQUOTED(ASM_GLOBAL_DIRECTIVE, ${sysio_asm_global_directive})
+# AC_DEFINE_UNQUOTED(ASM_GLOBAL_DIRECTIVE, ${am_cv_sysio_asm_global_directive})
fi
AC_CACHE_CHECK(for .set assembler directive,
- sysio_asm_set_directive, [dnl
+ am_cv_sysio_asm_set_directive, [dnl
cat > conftest.s<<EOF
-${sysio_asm_dot_text}
+${am_cv_sysio_asm_dot_text}
foo:
.set bar, foo
-${sysio_asm_global_directive} bar
+${am_cv_sysio_asm_global_directive} bar
EOF
# The alpha-dec-osf1 assembler gives only a warning for `.set'
# (but it doesn't work), so we must do a linking check to be sure.
EOF
if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS \
-o conftest conftest.s conftest1.c 1>&AC_FD_CC 2>&AC_FD_CC; then
- sysio_asm_set_directive=yes
+ am_cv_sysio_asm_set_directive=yes
else
- sysio_asm_set_directive=no
+ am_cv_sysio_asm_set_directive=no
fi
rm -f conftest*])
-#if test $sysio_asm_set_directive = yes; then
+#if test $am_cv_sysio_asm_set_directive = yes; then
# AC_DEFINE(HAVE_ASM_SET_DIRECTIVE)
#fi
-AC_CACHE_CHECK(for assembler .weak directive, sysio_asm_weak_directive,
+AC_CACHE_CHECK(for assembler .weak directive, am_cv_sysio_asm_weak_directive,
[dnl
cat > conftest.s <<EOF
-${sysio_dot_text}
+${am_cv_sysio_asm_dot_text}
foo:
.weak foo
EOF
if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
- sysio_asm_weak_directive=yes
+ am_cv_sysio_asm_weak_directive=yes
else
- sysio_asm_weak_directive=no
+ am_cv_sysio_asm_weak_directive=no
fi
rm -f conftest*])
-if test $sysio_asm_weak_directive = no; then
+if test $am_cv_sysio_asm_weak_directive = no; then
AC_CACHE_CHECK(for assembler .weakext directive,
- sysio_asm_weakext_directive, [dnl
+ am_cv_sysio_asm_weakext_directive, [dnl
cat > conftest.s <<EOF
-${sysio_dot_text}
-${sysio_asm_global_directive} foo
+${am_cv_sysio_asm_dot_text}
+${am_cv_sysio_asm_global_directive} foo
foo:
.weakext bar foo
.weakext baz
-${sysio_asm_global_directive} baz
+${am_cv_sysio_asm_global_directive} baz
baz:
EOF
if ${CC-cc} $CFLAGS -c conftest.s 2>/dev/null; then
- sysio_asm_weakext_directive=yes
+ am_cv_sysio_asm_weakext_directive=yes
else
- sysio_asm_weakext_directive=no
+ am_cv_sysio_asm_weakext_directive=no
fi
rm -f conftest*])
fi # no .weak
-if test x$sysio_asm_weak_directive = xyes; then
+if test x$am_cv_sysio_asm_weak_directive = xyes; then
AC_DEFINE(HAVE_ASM_WEAK_DIRECTIVE)
fi
-if test x$sysio_asm_weakext_directive = xyes; then
+if test x$am_cv_sysio_asm_weakext_directive = xyes; then
AC_DEFINE(HAVE_ASM_WEAKEXT_DIRECTIVE)
fi
git://git.whamcloud.com / fs / lustre-release.git / blobdiff