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configure.in: disable posix_fadvise

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* configure.in (posix_fadvise): disable use of posix_fadvise
  itself on 32-bit AIX.  [ruby-core:62968] [Bug #9914]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46384 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2014-06-08 15:04:29 +00:00
parent 34b6d25640
commit 8a2dc6f1dd
3 changed files with 18 additions and 5 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Mon Jun 9 00:04:25 2014 Nobuyoshi Nakada <nobu@ruby-lang.org>
* configure.in (posix_fadvise): disable use of posix_fadvise
itself on 32-bit AIX. [ruby-core:62968] [Bug #9914]
Sun Jun 8 23:28:00 2014 <kanemoto@ruby-lang.org>
* io.c (rb_io_advise): AIX currently does not support a 32-bit call to

13
configure.in
View file

@ -1200,7 +1200,18 @@ mv confdefs.h largefile.h
mv confdefs1.h confdefs.h
cat largefile.h >> confdefs.h
AS_CASE(["$target_os"],[mingw*], [ac_cv_type_off_t=yes;ac_cv_sizeof_off_t=8])
AS_CASE(["$target_os"],
[mingw*], [ac_cv_type_off_t=yes;ac_cv_sizeof_off_t=8],
[aix*], [
AS_CASE(["$target_cpu:$ac_cv_sys_large_files"],
[ppc64:*|powerpc64:*], [],
[*:no|*:unknown], []
[
# AIX currently does not support a 32-bit call to posix_fadvise()
# if _LARGE_FILES is defined.
ac_cv_posix_fadvise=no
])
])
AC_C_BIGENDIAN
AC_C_CONST

5
io.c
View file

@ -8591,10 +8591,7 @@ rb_io_advise(int argc, VALUE *argv, VALUE io)
off = NIL_P(offset) ? 0 : NUM2OFFT(offset);
l = NIL_P(len) ? 0 : NUM2OFFT(len);
/* AIX currently does not support a 32-bit call to posix_fadvise()
* if _LARGE_FILES is defined.
*/
#if defined(HAVE_POSIX_FADVISE) && !(defined(_AIX) && defined(_LARGE_FILES) && !defined(_ARCH_PPC64))
#ifdef HAVE_POSIX_FADVISE
return do_io_advise(fptr, advice, off, l);
#else
((void)off, (void)l); /* Ignore all hint */