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authorMattias Andrée <maandree@operamail.com>2015-08-21 20:43:01 +0200
committerMattias Andrée <maandree@operamail.com>2015-08-21 20:43:01 +0200
commit16b25c8a426c285c85c24db115c677218d287da9 (patch)
tree7712ef9bc069da7836bcf492edc5ca915d8ceb5e /doc/info/mds.texinfo
parentm info (diff)
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add and use xclose and xfclose, we do not want close or fclose to be ignored because a singal interrupts it.
Signed-off-by: Mattias Andrée <maandree@operamail.com>
Diffstat (limited to 'doc/info/mds.texinfo')
-rw-r--r--doc/info/mds.texinfo30
1 files changed, 30 insertions, 0 deletions
diff --git a/doc/info/mds.texinfo b/doc/info/mds.texinfo
index a2ad809..e6ac9db 100644
--- a/doc/info/mds.texinfo
+++ b/doc/info/mds.texinfo
@@ -6183,6 +6183,26 @@ Stores the time of an unspecified monotonic clock
into @code{time_slot}. Returns zero on and only on
success.
+@item @code{xclose} [(@code{int fd}) @arrow{} @code{void}]
+@fnindex @code{xclose}
+@cpindex Clean up
+Wrapper for the @code{close} function. This wrapper
+will retry if the call is interrupted by a signal.
+It will however not return value, but you can detect
+if an error have occured by inspecting @code{errno},
+it is guaranteed to be zero on success and otherwise
+indicate the error that occurred.
+
+@item @code{xfclose} [(@code{FILE* f}) @arrow{} @code{void}]
+@fnindex @code{xfclose}
+@cpindex Clean up
+Wrapper for the @code{fclose} function. This wrapper
+will retry if the call is interrupted by a signal.
+It will however not return value, but you can detect
+if an error have occured by inspecting @code{errno},
+it is guaranteed to be zero on success and otherwise
+indicate the error that occurred.
+
@item @code{close_files} [(@code{condition}) @arrow{} @code{void}]
@fnindex @code{close_files}
@cpindex File descriptions, close all
@@ -6431,6 +6451,16 @@ Parse a human readable @code{const char*} 10-radix
integer to an @code{uintmax_t}.
@end table
+The header file @file{<libmdsserver/macros.h>}, also
+define the macro @code{TEMP_FAILURE_RETRY} if missing,
+however without a return value but will clear @code{errno}
+if no error occurs@footnote{@code{glibc} will not clear
+@code{errno} on success, however this behaviour is defined
+@code{MDS_LIBMDSSERVER_MACROS_DEFINED_TEMP_FAILURE_RETRY}
+will be defined.}, and creates the alias
+@code{CLOCK_MONOTONIC_RAW} for @code{CLOCK_MONOTONIC}
+unless @code{CLOCK_MONOTONIC_RAW} is already defined.
+
@node Auxiliary Functions