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Added autoconf detection for sendfile for Linux. lib/sendfile.c code

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still needs more work. Don't add --with-sendfile-support yet...
Jeremy.
(This used to be commit c6ece53ac2)
This commit is contained in:
Jeremy Allison 2002-09-17 00:45:39 +00:00
parent 52e22d7384
commit ad5ab5f583
4 changed files with 1062 additions and 819 deletions
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4
source3/acconfig.h
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@ -222,3 +222,7 @@
#endif
#undef LDAP_SET_REBIND_PROC_ARGS
#undef HAVE_SENDFILE
#undef HAVE_SENDFILE64
#undef LINUX_SENDFILE_API
#undef LINUX_BROKEN_SENDFILE_API

1801
source3/configure vendored
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File diff suppressed because it is too large Load Diff

72
source3/configure.in
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@ -2661,6 +2661,78 @@ samba_cv_HAVE_ACL_GET_PERM_NP=yes,samba_cv_HAVE_ACL_GET_PERM_NP=no)])
AC_MSG_RESULT(no)
)
#################################################
# check for sendfile support
AC_MSG_CHECKING(whether to support sendfile)
AC_ARG_WITH(sendfile-support,
[ --with-sendfile-support Include sendfile support (default=no)],
[ case "$withval" in
yes)
case "$host_os" in
*linux*)
AC_CACHE_CHECK([for sendfile64 support],samba_cv_HAVE_SENDFILE64,[
AC_TRY_LINK([#include <sys/sendfile.h>],
[\
int tofd, fromfd;
off64_t offset;
size_t total;
ssize_t nwritten = sendfile64(tofd, fromfd, &offset, total);
],
samba_cv_HAVE_SENDFILE64=yes,samba_cv_HAVE_SENDFILE64=no)])
AC_CACHE_CHECK([for sendfile support],samba_cv_HAVE_SENDFILE,[
AC_TRY_LINK([#include <sys/sendfile.h>],
[\
int tofd, fromfd;
off_t offset;
size_t total;
ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
],
samba_cv_HAVE_SENDFILE=yes,samba_cv_HAVE_SENDFILE=no)])
# Try and cope with broken Linux sendfile....
AC_CACHE_CHECK([for broken linux sendfile support],samba_cv_HAVE_BROKEN_LINUX_SENDFILE,[
AC_TRY_LINK([\
#if defined(_FILE_OFFSET_BITS) && (_FILE_OFFSET_BITS == 64)
#undef _FILE_OFFSET_BITS
#endif
#include <sys/sendfile.h>],
[\
int tofd, fromfd;
off_t offset;
size_t total;
ssize_t nwritten = sendfile(tofd, fromfd, &offset, total);
],
samba_cv_HAVE_BROKEN_LINUX_SENDFILE=yes,samba_cv_HAVE_BROKEN_LINUX_SENDFILE=no)])
if test x"$samba_cv_HAVE_SENDFILE64" = x"yes"; then
AC_DEFINE(HAVE_SENDFILE64)
AC_DEFINE(LINUX_SENDFILE_API)
elif test x"$samba_cv_HAVE_SENDFILE" = x"yes"; then
AC_DEFINE(HAVE_SENDFILE)
AC_DEFINE(LINUX_SENDFILE_API)
elif test x"$samba_cv_HAVE_BROKEN_LINUX_SENDFILE" = x"yes"; then
AC_DEFINE(HAVE_SENDFILE)
AC_DEFINE(LINUX_BROKEN_SENDFILE_API)
else
AC_MSG_RESULT(no);
fi
;;
*)
;;
esac
;;
*)
AC_MSG_RESULT(no)
;;
esac ],
AC_MSG_RESULT(no)
)
#################################################
# Check whether winbind is supported on this platform. If so we need to
# build and install client programs (WINBIND_TARGETS), sbin programs

4
source3/include/config.h.in
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@ -288,6 +288,10 @@
#endif
#undef LDAP_SET_REBIND_PROC_ARGS
#undef HAVE_SENDFILE
#undef HAVE_SENDFILE64
#undef LINUX_SENDFILE_API
#undef LINUX_BROKEN_SENDFILE_API
/* The number of bytes in a int. */
#undef SIZEOF_INT