[PATCH v4 2/3] Make relevant changes in NEWS and man page

[Sahil Siddiq]

Document the changes in the man page and NEWS.

* doc/strace.1.in: Add -l/--syscall-limit option. Improve description.
* NEWS: Mention this change.

Signed-off-by: Sahil Siddiq <icegambit91 at gmail.com>
---
No changes since v3

 NEWS            | 2 ++
 doc/strace.1.in | 8 ++++++++
 2 files changed, 10 insertions(+)

diff --git a/NEWS b/NEWS
index 42cbbb4d0..b48e85eda 100644
--- a/NEWS
+++ b/NEWS
@@ -9,6 +9,8 @@ Noteworthy changes in release 6.2 (2023-02-26)
   * Updated lists of ALG_*, BPF_*, IFLA_*, KEY_*, KVM_*, LANDLOCK_*,
     MEMBARRIER_*, NFT_*, NTF_*, and V4L2_* constants.
   * Updated lists of ioctl commands from Linux 6.2.
+  * Implemented feature to automatically detach strace after capturing
+    a specified number of syscalls.
 
 * Bug fixes
   * Fixed build on alpha architecture.
diff --git a/doc/strace.1.in b/doc/strace.1.in
index 71661bd2e..be8471d7d 100644
--- a/doc/strace.1.in
+++ b/doc/strace.1.in
@@ -52,6 +52,7 @@ strace \- trace system calls and signals
 .OP \-X format
 .OM \-P path
 .OM \-p pid
+.OP \-l limit
 .OP \-\-seccomp\-bpf
 .if '@ENABLE_SECONTEXT_FALSE@'#' .OP \-\-secontext\fR[=\fIformat\fR]
 .BR "" {
@@ -74,6 +75,7 @@ strace \- trace system calls and signals
 .OP \-U columns
 .OM \-P path
 .OM \-p pid
+.OP \-l limit
 .OP \-\-seccomp\-bpf
 .BR "" {
 .OR \-p pid
@@ -1332,6 +1334,12 @@ field is not supplied explicitly, it is added as the last column.
 .B \-\-summary\-wall\-clock
 Summarise the time difference between the beginning and end of
 each system call.  The default is to summarise the system time.
+.SS Stop condition
+.TP 12
+.BI "\-l " limit
+.TQ
+.BR "\-\-syscall\-limit" = \fIlimit\fR
+Detach strace after \fIlimit\fR number of syscalls are captured. Syscalls filtered out via --trace, --trace-path or --status options are not considered when keeping track of the number of syscalls that are captured.
 .SS Tampering
 .ad l
 .TP 12
-- 
2.39.2