Mercurial > hg > octave-lojdl > gnulib-hg
changeset 12589:20fedb8b8176
pread: fix compilation on glibc
pread was not mandatory until POSIX 2008, so glibc does not
expose it by default.
* m4/pread.m4 (gl_FUNC_PREAD): Request all interfaces.
Reported by Ralf Wildenhues.
Signed-off-by: Eric Blake <ebb9@byu.net>
| author | Eric Blake <ebb9@byu.net> |
|---|---|
| date | Wed, 06 Jan 2010 14:12:45 -0700 |
| parents | fa453b6caad7 |
| children | a0cec20d0c9b |
| files | ChangeLog m4/pread.m4 |
| diffstat | 2 files changed, 8 insertions(+), 1 deletions(-) [+] |
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--- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,9 @@ 2010-01-06 Eric Blake <ebb9@byu.net> + pread: fix compilation on glibc + * m4/pread.m4 (gl_FUNC_PREAD): Request all interfaces. + Reported by Ralf Wildenhues. + dirent: fix test failure * lib/dirent.in.h (includes): Guarantee ino_t. Reported by Ralf Wildenhues.
--- a/m4/pread.m4 +++ b/m4/pread.m4 @@ -1,4 +1,4 @@ -# pread.m4 serial 1 +# pread.m4 serial 2 dnl Copyright (C) 2009-2010 Free Software Foundation, Inc. dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, @@ -7,6 +7,9 @@ AC_DEFUN([gl_FUNC_PREAD], [ AC_REQUIRE([gl_UNISTD_H_DEFAULTS]) + dnl Persuade glibc <unistd.h> to declare pread(). + AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS]) + AC_CHECK_FUNCS_ONCE([pread]) if test $ac_cv_func_pread = no; then HAVE_PREAD=0