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authorRichard Sharpe <sharpe@samba.org>2004-04-10 06:47:25 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 12:51:11 -0500
commitb65824f3f6aef15726604822f959bd9c1b52460a (patch)
tree6fc481ed5c4dfb85c15ec1a7c9c97d3802296072 /source4
parent177777b05534c86514f5ee79b67532537bfd99dd (diff)
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r142: Add detection of sendfile to configure.in so I can add support for sendfile
in the SMBread etc calls. This looks easy to do ... (This used to be commit bd3cdbb0f50f0a3c7a24cdaf0d8921a962b88dbe)
Diffstat (limited to 'source4')
-rw-r--r--source4/configure.in228
1 files changed, 228 insertions, 0 deletions
diff --git a/source4/configure.in b/source4/configure.in
index 9531da6f46..0b9cf758c7 100644
--- a/source4/configure.in
+++ b/source4/configure.in
@@ -320,6 +320,234 @@ if test x"$with_ldap_support" != x"no"; then
LIBS=$ac_save_LIBS
fi
+#################################################
+# check for sendfile support
+
+with_sendfile_support=yes
+AC_MSG_CHECKING(whether to check to support sendfile)
+AC_ARG_WITH(sendfile-support,
+[ --with-sendfile-support Check for sendfile support (default=yes)],
+[ case "$withval" in
+ yes)
+
+ AC_MSG_RESULT(yes);
+
+ case "$host_os" in
+ *linux*)
+ AC_CACHE_CHECK([for linux 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 linux 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"$samba_cv_HAVE_SENDFILE64" = x"yes"; then
+ AC_DEFINE(HAVE_SENDFILE64,1,[Whether 64-bit sendfile() is available])
+ AC_DEFINE(LINUX_SENDFILE_API,1,[Whether linux sendfile() API is available])
+ AC_DEFINE(WITH_SENDFILE,1,[Whether sendfile() should be used])
+ elif test x"$samba_cv_HAVE_SENDFILE" = x"yes"; then
+ AC_DEFINE(HAVE_SENDFILE,1,[Whether sendfile() is available])
+ AC_DEFINE(LINUX_SENDFILE_API,1,[Whether linux sendfile() API is available])
+ AC_DEFINE(WITH_SENDFILE,1,[Whether sendfile() should be used])
+ elif test x"$samba_cv_HAVE_BROKEN_LINUX_SENDFILE" = x"yes"; then
+ AC_DEFINE(LINUX_BROKEN_SENDFILE_API,1,[Whether (linux) sendfile() is broken])
+ AC_DEFINE(WITH_SENDFILE,1,[Whether sendfile should be used])
+ else
+ AC_MSG_RESULT(no);
+ fi
+
+ ;;
+ *freebsd*)
+ AC_CACHE_CHECK([for freebsd sendfile support],samba_cv_HAVE_SENDFILE,[
+ AC_TRY_LINK([\
+#include <sys/types.h>
+#include <unistd.h>
+#include <sys/socket.h>
+#include <sys/uio.h>],
+[\
+ int fromfd, tofd, ret, total=0;
+ off_t offset, nwritten;
+ struct sf_hdtr hdr;
+ struct iovec hdtrl;
+ hdr.headers = &hdtrl;
+ hdr.hdr_cnt = 1;
+ hdr.trailers = NULL;
+ hdr.trl_cnt = 0;
+ hdtrl.iov_base = NULL;
+ hdtrl.iov_len = 0;
+ ret = sendfile(fromfd, tofd, offset, total, &hdr, &nwritten, 0);
+],
+samba_cv_HAVE_SENDFILE=yes,samba_cv_HAVE_SENDFILE=no)])
+
+ if test x"$samba_cv_HAVE_SENDFILE" = x"yes"; then
+ AC_DEFINE(HAVE_SENDFILE,1,[Whether sendfile() support is available])
+ AC_DEFINE(FREEBSD_SENDFILE_API,1,[Whether the FreeBSD sendfile() API is available])
+ AC_DEFINE(WITH_SENDFILE,1,[Whether sendfile() support should be included])
+ else
+ AC_MSG_RESULT(no);
+ fi
+ ;;
+
+ *hpux*)
+ AC_CACHE_CHECK([for hpux sendfile64 support],samba_cv_HAVE_SENDFILE64,[
+ AC_TRY_LINK([\
+#include <sys/socket.h>
+#include <sys/uio.h>],
+[\
+ int fromfd, tofd;
+ size_t total=0;
+ struct iovec hdtrl[2];
+ ssize_t nwritten;
+ off64_t offset;
+
+ hdtrl[0].iov_base = 0;
+ hdtrl[0].iov_len = 0;
+
+ nwritten = sendfile64(tofd, fromfd, offset, total, &hdtrl[0], 0);
+],
+samba_cv_HAVE_SENDFILE64=yes,samba_cv_HAVE_SENDFILE64=no)])
+ if test x"$samba_cv_HAVE_SENDFILE64" = x"yes"; then
+ AC_DEFINE(HAVE_SENDFILE64,1,[Whether sendfile64() is available])
+ AC_DEFINE(HPUX_SENDFILE_API,1,[Whether the hpux sendfile() API is available])
+ AC_DEFINE(WITH_SENDFILE,1,[Whether sendfile() support should be included])
+ else
+ AC_MSG_RESULT(no);
+ fi
+
+ AC_CACHE_CHECK([for hpux sendfile support],samba_cv_HAVE_SENDFILE,[
+ AC_TRY_LINK([\
+#include <sys/socket.h>
+#include <sys/uio.h>],
+[\
+ int fromfd, tofd;
+ size_t total=0;
+ struct iovec hdtrl[2];
+ ssize_t nwritten;
+ off_t offset;
+
+ hdtrl[0].iov_base = 0;
+ hdtrl[0].iov_len = 0;
+
+ nwritten = sendfile(tofd, fromfd, offset, total, &hdtrl[0], 0);
+],
+samba_cv_HAVE_SENDFILE=yes,samba_cv_HAVE_SENDFILE=no)])
+ if test x"$samba_cv_HAVE_SENDFILE" = x"yes"; then
+ AC_DEFINE(HAVE_SENDFILE,1,[Whether sendfile() is available])
+ AC_DEFINE(HPUX_SENDFILE_API,1,[Whether the hpux sendfile() API is available])
+ AC_DEFINE(WITH_SENDFILE,1,[Whether sendfile() support should be included])
+ else
+ AC_MSG_RESULT(no);
+ fi
+ ;;
+
+ *solaris*)
+ AC_CHECK_LIB(sendfile,sendfilev)
+ AC_CACHE_CHECK([for solaris sendfilev64 support],samba_cv_HAVE_SENDFILEV64,[
+ AC_TRY_LINK([\
+#include <sys/sendfile.h>],
+[\
+ int sfvcnt;
+ size_t xferred;
+ struct sendfilevec vec[2];
+ ssize_t nwritten;
+ int tofd;
+
+ sfvcnt = 2;
+
+ vec[0].sfv_fd = SFV_FD_SELF;
+ vec[0].sfv_flag = 0;
+ vec[0].sfv_off = 0;
+ vec[0].sfv_len = 0;
+
+ vec[1].sfv_fd = 0;
+ vec[1].sfv_flag = 0;
+ vec[1].sfv_off = 0;
+ vec[1].sfv_len = 0;
+ nwritten = sendfilev64(tofd, vec, sfvcnt, &xferred);
+],
+samba_cv_HAVE_SENDFILEV64=yes,samba_cv_HAVE_SENDFILEV64=no)])
+
+ if test x"$samba_cv_HAVE_SENDFILEV64" = x"yes"; then
+ AC_DEFINE(HAVE_SENDFILEV64,1,[Whether sendfilev64() is available])
+ AC_DEFINE(SOLARIS_SENDFILE_API,1,[Whether the soloris sendfile() API is available])
+ AC_DEFINE(WITH_SENDFILE,1,[Whether sendfile() support should be included])
+ else
+ AC_MSG_RESULT(no);
+ fi
+
+ AC_CACHE_CHECK([for solaris sendfilev support],samba_cv_HAVE_SENDFILEV,[
+ AC_TRY_LINK([\
+#include <sys/sendfile.h>],
+[\
+ int sfvcnt;
+ size_t xferred;
+ struct sendfilevec vec[2];
+ ssize_t nwritten;
+ int tofd;
+
+ sfvcnt = 2;
+
+ vec[0].sfv_fd = SFV_FD_SELF;
+ vec[0].sfv_flag = 0;
+ vec[0].sfv_off = 0;
+ vec[0].sfv_len = 0;
+
+ vec[1].sfv_fd = 0;
+ vec[1].sfv_flag = 0;
+ vec[1].sfv_off = 0;
+ vec[1].sfv_len = 0;
+ nwritten = sendfilev(tofd, vec, sfvcnt, &xferred);
+],
+samba_cv_HAVE_SENDFILEV=yes,samba_cv_HAVE_SENDFILEV=no)])
+
+ if test x"$samba_cv_HAVE_SENDFILEV" = x"yes"; then
+ AC_DEFINE(HAVE_SENDFILEV,1,[Whether sendfilev() is available])
+ AC_DEFINE(SOLARIS_SENDFILE_API,1,[Whether the solaris sendfile() API is available])
+ AC_DEFINE(WITH_SENDFILE,1,[Whether to include sendfile() support])
+ else
+ AC_MSG_RESULT(no);
+ fi
+ ;;
+
+ *)
+ ;;
+ esac
+ ;;
+ *)
+ AC_MSG_RESULT(no)
+ ;;
+ esac ],
+ AC_MSG_RESULT(yes)
+)
+
AC_DEFINE_UNQUOTED(STRING_STATIC_MODULES, "$string_static_modules", [String list of builtin modules])
#################################################