---
strace.1 | 5 +++++
strace.c | 6 +++++-
syscall.c | 21 +++++++++++++++++++++
3 files changed, 31 insertions(+), 1 deletion(-)
diff --git a/strace.1 b/strace.1
index b7dddc0..5f5c1cc 100644
--- a/strace.1
+++ b/strace.1
@@ -488,6 +488,11 @@ When strace can be interrupted by signals (such as
pressing ^C).
4: fatal signals and SIGTSTP (^Z) are always blocked (useful to make
strace -o FILE PROG not stop on ^Z).
.TP
+.BI "\-m " traceclass
+List all system calls in a trace class. For example
+.BR "\-m file"
+prints the list of all system calls in file class.
+.TP
.BI "\-o " filename
Write the trace output to the file
.I filename
diff --git a/strace.c b/strace.c
index 564f1cc..1fbc80c 100644
--- a/strace.c
+++ b/strace.c
@@ -1524,7 +1524,7 @@ init(int argc, char *argv[])
"k"
#endif
"D"
- "a:e:o:O:p:s:S:u:E:P:I:")) != EOF) {
+ "a:e:m:o:O:p:s:S:u:E:P:I:")) != EOF) {
switch (c) {
case 'b':
if (strcmp(optarg, "execve") != 0)
@@ -1601,6 +1601,10 @@ init(int argc, char *argv[])
case 'e':
qualify(optarg);
break;
+ case 'm':
+ print_trace_class(optarg);
+ exit(0);
+ break;
case 'o':
outfname = xstrdup(optarg);
break;
diff --git a/syscall.c b/syscall.c
index c61f827..cc974d7 100644
--- a/syscall.c
+++ b/syscall.c
@@ -504,6 +504,27 @@ lookup_class(const char *s)
}
void
+print_trace_class(const char *trace_class)
+{
+ unsigned int i;
+ unsigned pers;
+ int rc;
+
+ if ((rc = lookup_class(trace_class)) != -1) {
+ fprintf(stdout, "List of system calls in %s class\n",
trace_class);
+ fprintf(stdout, "-------------------------------------\n");
+ for (pers = 0; pers < SUPPORTED_PERSONALITIES; pers++) {
+ for (i = 0; i < nsyscall_vec[pers]; i++)
+ if (sysent_vec[pers][i].sys_flags & rc) {
+ fprintf(stdout, "\t%s \n",
sysent_vec[pers][i].sys_name);
+ }
+ }
+ } else {
+ error_msg_and_die("invalid class '%s'", trace_class);
+ }
+}
+
+void
qualify(const char *s)
{
const struct qual_options *opt;
--
1.9.1
------------------------------------------------------------------------------
What NetFlow Analyzer can do for you? Monitors network bandwidth and traffic
patterns at an interface-level. Reveals which users, apps, and protocols are
consuming the most bandwidth. Provides multi-vendor support for NetFlow,
J-Flow, sFlow and other flows. Make informed decisions using capacity planning
reports.http://sdm.link/zohodev2dev
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