[MTASCsft PATCH WIP5 26/33] MT-, AS- and AC-safety docs: manual/signal.texi

[Alexandre Oliva <aoliva at redhat dot com>]

for ChangeLog

	* manual/signal.texi: Document MTASC-safety properties.
---
 manual/signal.texi |    8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/manual/signal.texi b/manual/signal.texi
index adcda37..7f66d86 100644
--- a/manual/signal.texi
+++ b/manual/signal.texi
@@ -1172,6 +1172,7 @@ the signal.  These are described in more detail in @ref{Flags for Sigaction}.
 @comment signal.h
 @comment POSIX.1
 @deftypefun int sigaction (int @var{signum}, const struct sigaction *restrict @var{action}, struct sigaction *restrict @var{old-action})
+@safety{@mtsafe{}@assafe{}@acsafe{}}
 The @var{action} argument is used to set up a new action for the signal
 @var{signum}, while the @var{old-action} argument is used to return
 information about the action previously associated with this symbol.
@@ -2497,6 +2498,8 @@ about.)
 @comment signal.h
 @comment POSIX.1
 @deftypefun int sigemptyset (sigset_t *@var{set})
+@safety{@mtsafe{}@assafe{}@acsafe{}}
+@c Just memsets all of set to zero.
 This function initializes the signal set @var{set} to exclude all of the
 defined signals.  It always returns @code{0}.
 @end deftypefun
@@ -2504,6 +2507,7 @@ defined signals.  It always returns @code{0}.
 @comment signal.h
 @comment POSIX.1
 @deftypefun int sigfillset (sigset_t *@var{set})
+@safety{@mtsafe{}@assafe{}@acsafe{}}
 This function initializes the signal set @var{set} to include
 all of the defined signals.  Again, the return value is @code{0}.
 @end deftypefun
@@ -2511,6 +2515,7 @@ all of the defined signals.  Again, the return value is @code{0}.
 @comment signal.h
 @comment POSIX.1
 @deftypefun int sigaddset (sigset_t *@var{set}, int @var{signum})
+@safety{@mtsafe{}@assafe{}@acsafe{}}
 This function adds the signal @var{signum} to the signal set @var{set}.
 All @code{sigaddset} does is modify @var{set}; it does not block or
 unblock any signals.
@@ -2527,6 +2532,7 @@ The @var{signum} argument doesn't specify a valid signal.
 @comment signal.h
 @comment POSIX.1
 @deftypefun int sigdelset (sigset_t *@var{set}, int @var{signum})
+@safety{@mtsafe{}@assafe{}@acsafe{}}
 This function removes the signal @var{signum} from the signal set
 @var{set}.  All @code{sigdelset} does is modify @var{set}; it does not
 block or unblock any signals.  The return value and error conditions are
@@ -2538,6 +2544,7 @@ Finally, there is a function to test what signals are in a signal set:
 @comment signal.h
 @comment POSIX.1
 @deftypefun int sigismember (const sigset_t *@var{set}, int @var{signum})
+@safety{@mtsafe{}@assafe{}@acsafe{}}
 The @code{sigismember} function tests whether the signal @var{signum} is
 a member of the signal set @var{set}.  It returns @code{1} if the signal
 is in the set, @code{0} if not, and @code{-1} if there is an error.
@@ -2576,6 +2583,7 @@ Instead, use @code{pthread_sigmask}.
 @comment signal.h
 @comment POSIX.1
 @deftypefun int sigprocmask (int @var{how}, const sigset_t *restrict @var{set}, sigset_t *restrict @var{oldset})
+@safety{@mtsafe{}@assafe{}@acsafe{}}
 The @code{sigprocmask} function is used to examine or change the calling
 process's signal mask.  The @var{how} argument determines how the signal
 mask is changed, and must be one of the following values: