svn commit: r192025 - head/usr.bin/truss

Diomidis Spinellis dds at FreeBSD.org
Tue May 12 20:42:13 UTC 2009


Author: dds
Date: Tue May 12 20:42:12 2009
New Revision: 192025
URL: http://svn.freebsd.org/changeset/base/192025

Log:
  Add -c option to summarize number of calls, errors, and system time.
  
  Reviewed by:	alfred

Modified:
  head/usr.bin/truss/amd64-fbsd.c
  head/usr.bin/truss/amd64-fbsd32.c
  head/usr.bin/truss/amd64-linux32.c
  head/usr.bin/truss/i386-fbsd.c
  head/usr.bin/truss/i386-linux.c
  head/usr.bin/truss/ia64-fbsd.c
  head/usr.bin/truss/main.c
  head/usr.bin/truss/powerpc-fbsd.c
  head/usr.bin/truss/sparc64-fbsd.c
  head/usr.bin/truss/syscall.h
  head/usr.bin/truss/syscalls.c
  head/usr.bin/truss/truss.1
  head/usr.bin/truss/truss.h

Modified: head/usr.bin/truss/amd64-fbsd.c
==============================================================================
--- head/usr.bin/truss/amd64-fbsd.c	Tue May 12 19:33:36 2009	(r192024)
+++ head/usr.bin/truss/amd64-fbsd.c	Tue May 12 20:42:12 2009	(r192025)
@@ -323,7 +323,8 @@ amd64_syscall_exit(struct trussinfo *tru
    * but that complicates things considerably.
    */
 
-  print_syscall_ret(trussinfo, fsc.name, fsc.nargs, fsc.s_args, errorp, retval);
+  print_syscall_ret(trussinfo, fsc.name, fsc.nargs, fsc.s_args, errorp,
+		    retval, fsc.sc);
   clear_fsc();
 
   return (retval);

Modified: head/usr.bin/truss/amd64-fbsd32.c
==============================================================================
--- head/usr.bin/truss/amd64-fbsd32.c	Tue May 12 19:33:36 2009	(r192024)
+++ head/usr.bin/truss/amd64-fbsd32.c	Tue May 12 20:42:12 2009	(r192025)
@@ -339,7 +339,8 @@ amd64_fbsd32_syscall_exit(struct trussin
    * but that complicates things considerably.
    */
 
-  print_syscall_ret(trussinfo, fsc.name, fsc.nargs, fsc.s_args, errorp, retval);
+  print_syscall_ret(trussinfo, fsc.name, fsc.nargs, fsc.s_args, errorp,
+		    retval, fsc.sc);
   clear_fsc();
 
   return (retval);

Modified: head/usr.bin/truss/amd64-linux32.c
==============================================================================
--- head/usr.bin/truss/amd64-linux32.c	Tue May 12 19:33:36 2009	(r192024)
+++ head/usr.bin/truss/amd64-linux32.c	Tue May 12 20:42:12 2009	(r192025)
@@ -309,7 +309,7 @@ amd64_linux32_syscall_exit(struct trussi
   }
 
   print_syscall_ret(trussinfo, fsc.name, fsc.nargs, fsc.s_args, errorp,
-                    errorp ? i : retval);
+                    errorp ? i : retval, fsc.sc);
   clear_fsc();
 
   return (retval);

Modified: head/usr.bin/truss/i386-fbsd.c
==============================================================================
--- head/usr.bin/truss/i386-fbsd.c	Tue May 12 19:33:36 2009	(r192024)
+++ head/usr.bin/truss/i386-fbsd.c	Tue May 12 20:42:12 2009	(r192025)
@@ -329,7 +329,8 @@ i386_syscall_exit(struct trussinfo *trus
    * but that complicates things considerably.
    */
 
-  print_syscall_ret(trussinfo, fsc.name, fsc.nargs, fsc.s_args, errorp, retval);
+  print_syscall_ret(trussinfo, fsc.name, fsc.nargs, fsc.s_args, errorp,
+		    retval, fsc.sc);
   clear_fsc();
 
   return (retval);

Modified: head/usr.bin/truss/i386-linux.c
==============================================================================
--- head/usr.bin/truss/i386-linux.c	Tue May 12 19:33:36 2009	(r192024)
+++ head/usr.bin/truss/i386-linux.c	Tue May 12 20:42:12 2009	(r192025)
@@ -309,7 +309,7 @@ i386_linux_syscall_exit(struct trussinfo
   }
 
   print_syscall_ret(trussinfo, fsc.name, fsc.nargs, fsc.s_args, errorp,
-                    errorp ? i : retval);
+                    errorp ? i : retval, fsc.sc);
   clear_fsc();
 
   return (retval);

Modified: head/usr.bin/truss/ia64-fbsd.c
==============================================================================
--- head/usr.bin/truss/ia64-fbsd.c	Tue May 12 19:33:36 2009	(r192024)
+++ head/usr.bin/truss/ia64-fbsd.c	Tue May 12 20:42:12 2009	(r192025)
@@ -294,7 +294,8 @@ ia64_syscall_exit(struct trussinfo *trus
    * but that complicates things considerably.
    */
 
-  print_syscall_ret(trussinfo, fsc.name, fsc.nargs, fsc.s_args, errorp, retval);
+  print_syscall_ret(trussinfo, fsc.name, fsc.nargs, fsc.s_args, errorp,
+		    fsc.sc, retval);
   clear_fsc();
 
   return (retval);

Modified: head/usr.bin/truss/main.c
==============================================================================
--- head/usr.bin/truss/main.c	Tue May 12 19:33:36 2009	(r192024)
+++ head/usr.bin/truss/main.c	Tue May 12 20:42:12 2009	(r192025)
@@ -58,6 +58,7 @@ __FBSDID("$FreeBSD$");
 
 #include "truss.h"
 #include "extern.h"
+#include "syscall.h"
 
 #define MAXARGS 6
 
@@ -65,8 +66,8 @@ static void
 usage(void)
 {
 	fprintf(stderr, "%s\n%s\n",
-	    "usage: truss [-faedDS] [-o file] [-s strsize] -p pid",
-	    "       truss [-faedDS] [-o file] [-s strsize] command [args]");
+	    "usage: truss [-cfaedDS] [-o file] [-s strsize] -p pid",
+	    "       truss [-cfaedDS] [-o file] [-s strsize] command [args]");
 	exit(1);
 }
 
@@ -188,7 +189,7 @@ main(int ac, char **av)
 	trussinfo->pr_why = S_NONE;
 	trussinfo->curthread = NULL;
 	SLIST_INIT(&trussinfo->threadlist);
-	while ((c = getopt(ac, av, "p:o:faedDs:S")) != -1) {
+	while ((c = getopt(ac, av, "p:o:facedDs:S")) != -1) {
 		switch (c) {
 		case 'p':	/* specified pid */
 			trussinfo->pid = atoi(optarg);
@@ -204,6 +205,9 @@ main(int ac, char **av)
 		case 'a': /* Print execve() argument strings. */
 			trussinfo->flags |= EXECVEARGS;
 			break;
+		case 'c': /* Count number of system calls and time. */
+			trussinfo->flags |= COUNTONLY;
+			break;
 		case 'e': /* Print execve() environment strings. */
 			trussinfo->flags |= EXECVEENVS;
 			break;
@@ -337,6 +341,8 @@ START_TRACE:
 			free(signame);
 			break;
 		case S_EXIT:
+			if (trussinfo->flags & COUNTONLY)
+				break;
 			if (trussinfo->flags & FOLLOWFORKS)
 				fprintf(trussinfo->outfile, "%5d: ",
 				    trussinfo->pid);
@@ -360,12 +366,16 @@ START_TRACE:
 			break;
 		}
 	} while (trussinfo->pr_why != S_EXIT);
-	fflush(trussinfo->outfile);
 
 	if (trussinfo->flags & FOLLOWFORKS)
 		do {
 			childpid = wait(&status);
 		} while (childpid != -1);
 
+ 	if (trussinfo->flags & COUNTONLY)
+ 		print_summary(trussinfo);
+
+	fflush(trussinfo->outfile);
+
 	return (0);
 }

Modified: head/usr.bin/truss/powerpc-fbsd.c
==============================================================================
--- head/usr.bin/truss/powerpc-fbsd.c	Tue May 12 19:33:36 2009	(r192024)
+++ head/usr.bin/truss/powerpc-fbsd.c	Tue May 12 20:42:12 2009	(r192025)
@@ -331,7 +331,8 @@ powerpc_syscall_exit(struct trussinfo *t
    * but that complicates things considerably.
    */
 
-  print_syscall_ret(trussinfo, fsc.name, fsc.nargs, fsc.s_args, errorp, retval);
+  print_syscall_ret(trussinfo, fsc.name, fsc.nargs, fsc.s_args, errorp,
+		    retval, fsc.sc);
   clear_fsc();
 
   return (retval);

Modified: head/usr.bin/truss/sparc64-fbsd.c
==============================================================================
--- head/usr.bin/truss/sparc64-fbsd.c	Tue May 12 19:33:36 2009	(r192024)
+++ head/usr.bin/truss/sparc64-fbsd.c	Tue May 12 20:42:12 2009	(r192025)
@@ -336,7 +336,8 @@ sparc64_syscall_exit(struct trussinfo *t
    * but that complicates things considerably.
    */
 
-  print_syscall_ret(trussinfo, fsc.name, fsc.nargs, fsc.s_args, errorp, retval);
+  print_syscall_ret(trussinfo, fsc.name, fsc.nargs, fsc.s_args, errorp,
+		    retval, fsc.sc);
   clear_fsc();
 
   return (retval);

Modified: head/usr.bin/truss/syscall.h
==============================================================================
--- head/usr.bin/truss/syscall.h	Tue May 12 19:33:36 2009	(r192024)
+++ head/usr.bin/truss/syscall.h	Tue May 12 20:42:12 2009	(r192025)
@@ -57,10 +57,14 @@ struct syscall {
 	int nargs;	/* actual number of meaningful arguments */
 			/* Hopefully, no syscalls with > 10 args */
 	struct syscall_args args[10];
+	struct timespec time; /* Time spent for this call */
+	int ncalls;	/* Number of calls */
+	int nerror;	/* Number of calls that returned with error */
 };
 
 struct syscall *get_syscall(const char*);
 char *print_arg(struct syscall_args *, unsigned long*, long, struct trussinfo *);
 void print_syscall(struct trussinfo *, const char *, int, char **);
 void print_syscall_ret(struct trussinfo *, const char *, int, char **, int,
-    long);
+    long, struct syscall *);
+void print_summary(struct trussinfo *trussinfo);

Modified: head/usr.bin/truss/syscalls.c
==============================================================================
--- head/usr.bin/truss/syscalls.c	Tue May 12 19:33:36 2009	(r192024)
+++ head/usr.bin/truss/syscalls.c	Tue May 12 20:42:12 2009	(r192025)
@@ -89,135 +89,162 @@ static const char rcsid[] =
 /*
  * This should probably be in its own file, sorted alphabetically.
  */
-
 struct syscall syscalls[] = {
-	{ "fcntl", 1, 3,
-	  { { Int, 0 } , { Fcntl, 1 }, { Fcntlflag | OUT, 2 } } },
-	{ "readlink", 1, 3,
-	  { { Name, 0 } , { Readlinkres | OUT, 1 }, { Int, 2 } } },
-	{ "lseek", 2, 3,
-	  { { Int, 0 }, { Quad, 1 + QUAD_ALIGN }, { Whence, 1 + QUAD_SLOTS + QUAD_ALIGN } } },
-	{ "linux_lseek", 2, 3,
-	  { { Int, 0 }, { Int, 1 }, { Whence, 2 } } },
-	{ "mmap", 2, 6,
-	  { { Ptr, 0 }, { Int, 1 }, { Mprot, 2 }, { Mmapflags, 3 }, { Int, 4 }, { Quad, 5 + QUAD_ALIGN } } },
-	{ "mprotect", 1, 3,
-	  { { Ptr, 0 }, { Int, 1 }, { Mprot, 2 } } },
-	{ "open", 1, 3,
-	  { { Name | IN, 0 } , { Open, 1 }, { Octal, 2 } } },
-	{ "mkdir", 1, 2,
-	  { { Name, 0 } , { Octal, 1 } } },
-	{ "linux_open", 1, 3,
-	  { { Name, 0 }, { Hex, 1 }, { Octal, 2 } } },
-	{ "close", 1, 1,
-	  { { Int, 0 } } },
-	{ "link", 0, 2,
-	  { { Name, 0 }, { Name, 1 } } },
-	{ "unlink", 0, 1,
-	  { { Name, 0 } } },
-	{ "chdir", 0, 1,
-	  { { Name, 0 } } },
-	{ "chroot", 0, 1,
-	  { { Name, 0 } } },
-	{ "mknod", 0, 3,
-	  { { Name, 0 }, { Octal, 1 }, { Int, 3 } } },
-	{ "chmod", 0, 2,
-	  { { Name, 0 }, { Octal, 1 } } },
-	{ "chown", 0, 3,
-	  { { Name, 0 }, { Int, 1 }, { Int, 2 } } },
-	{ "mount", 0, 4,
-	  { { Name, 0 }, { Name, 1 }, { Int, 2 }, { Ptr, 3 } } },
-	{ "umount", 0, 2,
-	  { { Name, 0 }, { Int, 2 } } },
-	{ "fstat", 1, 2,
-	  { { Int, 0 }, { Stat | OUT , 1 } } },
-	{ "stat", 1, 2,
-	  { { Name | IN, 0 }, { Stat | OUT, 1 } } },
-	{ "lstat", 1, 2,
-	  { { Name | IN, 0 }, { Stat | OUT, 1 } } },
-	{ "linux_newstat", 1, 2,
-	  { { Name | IN, 0 }, { Ptr | OUT, 1 } } },
-	{ "linux_newfstat", 1, 2,
-	  { { Int, 0 }, { Ptr | OUT, 1 } } },
-	{ "write", 1, 3,
-	  { { Int, 0 }, { BinString | IN, 1 }, { Int, 2 } } },
-	{ "ioctl", 1, 3,
-	  { { Int, 0 }, { Ioctl, 1 }, { Hex, 2 } } },
-	{ "break", 1, 1, { { Ptr, 0 } } },
-	{ "exit", 0, 1, { { Hex, 0 } } },
-	{ "access", 1, 2, { { Name | IN, 0 }, { Int, 1 } } },
-	{ "sigaction", 1, 3,
-	  { { Signal, 0 }, { Sigaction | IN, 1 }, { Sigaction | OUT, 2 } } },
-	{ "accept", 1, 3,
-	  { { Int, 0 }, { Sockaddr | OUT, 1 }, { Ptr | OUT, 2 } } },
-	{ "bind", 1, 3,
-	  { { Int, 0 }, { Sockaddr | IN, 1 }, { Int, 2 } } },
-	{ "connect", 1, 3,
-	  { { Int, 0 }, { Sockaddr | IN, 1 }, { Int, 2 } } },
-	{ "getpeername", 1, 3,
-	  { { Int, 0 }, { Sockaddr | OUT, 1 }, { Ptr | OUT, 2 } } },
-	{ "getsockname", 1, 3,
-	  { { Int, 0 }, { Sockaddr | OUT, 1 }, { Ptr | OUT, 2 } } },
-	{ "recvfrom", 1, 6,
-	  { { Int, 0 }, { BinString | OUT, 1 }, { Int, 2 }, { Hex, 3 }, { Sockaddr | OUT, 4 }, { Ptr | OUT, 5 } } },
-	{ "sendto", 1, 6,
-	  { { Int, 0 }, { BinString | IN, 1 }, { Int, 2 }, { Hex, 3 }, { Sockaddr | IN, 4 }, { Ptr | IN, 5 } } },
-	{ "execve", 1, 3,
-	  { { Name | IN, 0 }, { StringArray | IN, 1 }, { StringArray | IN, 2 } } },
-	{ "linux_execve", 1, 3,
-	  { { Name | IN, 0 }, { StringArray | IN, 1 }, { StringArray | IN, 2 } } },
-	{ "kldload", 0, 1, { { Name | IN, 0 } } },
-	{ "kldunload", 0, 1, { { Int, 0 } } },
-	{ "kldfind", 0, 1, { { Name | IN, 0 } } },
-	{ "kldnext", 0, 1, { { Int, 0 } } },
-	{ "kldstat", 0, 2, { { Int, 0 }, { Ptr, 1 } } },
-	{ "kldfirstmod", 0, 1, { { Int, 0 } } },
-	{ "nanosleep", 0, 1, { { Timespec, 0 } } },
-	{ "select", 1, 5, { { Int, 0 }, { Fd_set, 1 }, { Fd_set, 2 }, { Fd_set, 3 }, { Timeval, 4 } } },
-	{ "poll", 1, 3, { { Pollfd, 0 }, { Int, 1 }, { Int, 2 } } },
-	{ "gettimeofday", 1, 2, { { Timeval | OUT, 0 }, { Ptr, 1 } } },
-	{ "clock_gettime", 1, 2, { { Int, 0 }, { Timespec | OUT, 1 } } },
-	{ "getitimer", 1, 2, { { Int, 0 }, { Itimerval | OUT, 2 } } },
-	{ "setitimer", 1, 3, { { Int, 0 }, { Itimerval, 1 } , { Itimerval | OUT, 2 } } },
-	{ "kse_release", 0, 1, { { Timespec, 0 } } },
-	{ "kevent", 0, 6, { { Int, 0 }, { Kevent, 1 }, { Int, 2 }, { Kevent | OUT, 3 }, { Int, 4 }, { Timespec, 5 } } },
-	{ "_umtx_lock", 0, 1, { { Umtx, 0 } } },
-	{ "_umtx_unlock", 0, 1, { { Umtx, 0 } } },
-	{ "sigprocmask", 0, 3, { { Sigprocmask, 0 }, { Sigset, 1 }, { Sigset | OUT, 2 } } },
-	{ "unmount", 1, 2, { { Name, 0 }, { Int, 1 } } },
-	{ "socket", 1, 3, { { Sockdomain, 0 }, { Socktype, 1 }, { Int, 2 } } },
-	{ "getrusage", 1, 2, { { Int, 0 }, { Rusage | OUT, 1 } } },
-	{ "__getcwd", 1, 2, { { Name | OUT, 0 }, { Int, 1 } } },
-	{ "shutdown", 1, 2, { { Int, 0 }, { Shutdown, 1 } } },
-	{ "getrlimit", 1, 2, { { Resource, 0 }, { Rlimit | OUT, 1 } } },
-	{ "setrlimit", 1, 2, { { Resource, 0 }, { Rlimit | IN, 1 } } },
-	{ "utimes", 1, 2,
-	  { { Name | IN, 0 }, { Timeval2 | IN, 1 } } },
-	{ "lutimes", 1, 2,
-	  { { Name | IN, 0 }, { Timeval2 | IN, 1 } } },
-	{ "futimes", 1, 2,
-	  { { Int, 0 }, { Timeval | IN, 1 } } },
-	{ "chflags", 1, 2,
-	  { { Name | IN, 0 }, { Hex, 1 } } },
-	{ "lchflags", 1, 2,
-	  { { Name | IN, 0 }, { Hex, 1 } } },
-	{ "pathconf", 1, 2,
-	  { { Name | IN, 0 }, { Pathconf, 1 } } },
-	{ "truncate", 1, 3,
-	  { { Name | IN, 0 }, { Int | IN, 1 }, { Quad | IN, 2 } } },
-	{ "ftruncate", 1, 3,
-	  { { Int | IN, 0 }, { Int | IN, 1 }, { Quad | IN, 2 } } },
-	{ "kill", 1, 2,
-	  { { Int | IN, 0 }, { Signal | IN, 1 } } },
-	{ "munmap", 1, 2,
-	  { { Ptr, 0 }, { Int, 1 } } },
-	{ "read", 1, 3,
-	  { { Int, 0 }, { BinString | OUT, 1 }, { Int, 2 } } },
-	{ "rename", 1, 2,
-	  { { Name , 0 } , { Name, 1 } } },
-	{ "symlink", 1, 2,
-	  { { Name , 0 } , { Name, 1 } } },
-	{ 0, 0, 0, { { 0, 0 } } },
+	{ .name = "fcntl", .ret_type = 1, .nargs = 3,
+	  .args = { { Int, 0 } , { Fcntl, 1 }, { Fcntlflag | OUT, 2 } } },
+	{ .name = "readlink", .ret_type = 1, .nargs = 3,
+	  .args = { { Name, 0 } , { Readlinkres | OUT, 1 }, { Int, 2 } } },
+	{ .name = "lseek", .ret_type = 2, .nargs = 3,
+	  .args = { { Int, 0 }, { Quad, 1 + QUAD_ALIGN }, { Whence, 1 + QUAD_SLOTS + QUAD_ALIGN } } },
+	{ .name = "linux_lseek", .ret_type = 2, .nargs = 3,
+	  .args = { { Int, 0 }, { Int, 1 }, { Whence, 2 } } },
+	{ .name = "mmap", .ret_type = 2, .nargs = 6,
+	  .args = { { Ptr, 0 }, { Int, 1 }, { Mprot, 2 }, { Mmapflags, 3 }, { Int, 4 }, { Quad, 5 + QUAD_ALIGN } } },
+	{ .name = "mprotect", .ret_type = 1, .nargs = 3,
+	  .args = { { Ptr, 0 }, { Int, 1 }, { Mprot, 2 } } },
+	{ .name = "open", .ret_type = 1, .nargs = 3,
+	  .args = { { Name | IN, 0 } , { Open, 1 }, { Octal, 2 } } },
+	{ .name = "mkdir", .ret_type = 1, .nargs = 2,
+	  .args = { { Name, 0 } , { Octal, 1 } } },
+	{ .name = "linux_open", .ret_type = 1, .nargs = 3,
+	  .args = { { Name, 0 }, { Hex, 1 }, { Octal, 2 } } },
+	{ .name = "close", .ret_type = 1, .nargs = 1,
+	  .args = { { Int, 0 } } },
+	{ .name = "link", .ret_type = 0, .nargs = 2,
+	  .args = { { Name, 0 }, { Name, 1 } } },
+	{ .name = "unlink", .ret_type = 0, .nargs = 1,
+	  .args = { { Name, 0 } } },
+	{ .name = "chdir", .ret_type = 0, .nargs = 1,
+	  .args = { { Name, 0 } } },
+	{ .name = "chroot", .ret_type = 0, .nargs = 1,
+	  .args = { { Name, 0 } } },
+	{ .name = "mknod", .ret_type = 0, .nargs = 3,
+	  .args = { { Name, 0 }, { Octal, 1 }, { Int, 3 } } },
+	{ .name = "chmod", .ret_type = 0, .nargs = 2,
+	  .args = { { Name, 0 }, { Octal, 1 } } },
+	{ .name = "chown", .ret_type = 0, .nargs = 3,
+	  .args = { { Name, 0 }, { Int, 1 }, { Int, 2 } } },
+	{ .name = "mount", .ret_type = 0, .nargs = 4,
+	  .args = { { Name, 0 }, { Name, 1 }, { Int, 2 }, { Ptr, 3 } } },
+	{ .name = "umount", .ret_type = 0, .nargs = 2,
+	  .args = { { Name, 0 }, { Int, 2 } } },
+	{ .name = "fstat", .ret_type = 1, .nargs = 2,
+	  .args = { { Int, 0 }, { Stat | OUT , 1 } } },
+	{ .name = "stat", .ret_type = 1, .nargs = 2,
+	  .args = { { Name | IN, 0 }, { Stat | OUT, 1 } } },
+	{ .name = "lstat", .ret_type = 1, .nargs = 2,
+	  .args = { { Name | IN, 0 }, { Stat | OUT, 1 } } },
+	{ .name = "linux_newstat", .ret_type = 1, .nargs = 2,
+	  .args = { { Name | IN, 0 }, { Ptr | OUT, 1 } } },
+	{ .name = "linux_newfstat", .ret_type = 1, .nargs = 2,
+	  .args = { { Int, 0 }, { Ptr | OUT, 1 } } },
+	{ .name = "write", .ret_type = 1, .nargs = 3,
+	  .args = { { Int, 0 }, { BinString | IN, 1 }, { Int, 2 } } },
+	{ .name = "ioctl", .ret_type = 1, .nargs = 3,
+	  .args = { { Int, 0 }, { Ioctl, 1 }, { Hex, 2 } } },
+	{ .name = "break", .ret_type = 1, .nargs = 1,
+	  .args = { { Ptr, 0 } } },
+	{ .name = "exit", .ret_type = 0, .nargs = 1,
+	  .args = { { Hex, 0 } } },
+	{ .name = "access", .ret_type = 1, .nargs = 2,
+	  .args = { { Name | IN, 0 }, { Int, 1 } } },
+	{ .name = "sigaction", .ret_type = 1, .nargs = 3,
+	  .args = { { Signal, 0 }, { Sigaction | IN, 1 }, { Sigaction | OUT, 2 } } },
+	{ .name = "accept", .ret_type = 1, .nargs = 3,
+	  .args = { { Int, 0 }, { Sockaddr | OUT, 1 }, { Ptr | OUT, 2 } } },
+	{ .name = "bind", .ret_type = 1, .nargs = 3,
+	  .args = { { Int, 0 }, { Sockaddr | IN, 1 }, { Int, 2 } } },
+	{ .name = "connect", .ret_type = 1, .nargs = 3,
+	  .args = { { Int, 0 }, { Sockaddr | IN, 1 }, { Int, 2 } } },
+	{ .name = "getpeername", .ret_type = 1, .nargs = 3,
+	  .args = { { Int, 0 }, { Sockaddr | OUT, 1 }, { Ptr | OUT, 2 } } },
+	{ .name = "getsockname", .ret_type = 1, .nargs = 3,
+	  .args = { { Int, 0 }, { Sockaddr | OUT, 1 }, { Ptr | OUT, 2 } } },
+	{ .name = "recvfrom", .ret_type = 1, .nargs = 6,
+	  .args = { { Int, 0 }, { BinString | OUT, 1 }, { Int, 2 }, { Hex, 3 }, { Sockaddr | OUT, 4 }, { Ptr | OUT, 5 } } },
+	{ .name = "sendto", .ret_type = 1, .nargs = 6,
+	  .args = { { Int, 0 }, { BinString | IN, 1 }, { Int, 2 }, { Hex, 3 }, { Sockaddr | IN, 4 }, { Ptr | IN, 5 } } },
+	{ .name = "execve", .ret_type = 1, .nargs = 3,
+	  .args = { { Name | IN, 0 }, { StringArray | IN, 1 }, { StringArray | IN, 2 } } },
+	{ .name = "linux_execve", .ret_type = 1, .nargs = 3,
+	  .args = { { Name | IN, 0 }, { StringArray | IN, 1 }, { StringArray | IN, 2 } } },
+	{ .name = "kldload", .ret_type = 0, .nargs = 1,
+	  .args = { { Name | IN, 0 } } },
+	{ .name = "kldunload", .ret_type = 0, .nargs = 1,
+	  .args = { { Int, 0 } } },
+	{ .name = "kldfind", .ret_type = 0, .nargs = 1,
+	  .args = { { Name | IN, 0 } } },
+	{ .name = "kldnext", .ret_type = 0, .nargs = 1,
+	  .args = { { Int, 0 } } },
+	{ .name = "kldstat", .ret_type = 0, .nargs = 2,
+	  .args = { { Int, 0 }, { Ptr, 1 } } },
+	{ .name = "kldfirstmod", .ret_type = 0, .nargs = 1,
+	  .args = { { Int, 0 } } },
+	{ .name = "nanosleep", .ret_type = 0, .nargs = 1,
+	  .args = { { Timespec, 0 } } },
+	{ .name = "select", .ret_type = 1, .nargs = 5,
+	  .args = { { Int, 0 }, { Fd_set, 1 }, { Fd_set, 2 }, { Fd_set, 3 }, { Timeval, 4 } } },
+	{ .name = "poll", .ret_type = 1, .nargs = 3,
+	  .args = { { Pollfd, 0 }, { Int, 1 }, { Int, 2 } } },
+	{ .name = "gettimeofday", .ret_type = 1, .nargs = 2,
+	  .args = { { Timeval | OUT, 0 }, { Ptr, 1 } } },
+	{ .name = "clock_gettime", .ret_type = 1, .nargs = 2,
+	  .args = { { Int, 0 }, { Timespec | OUT, 1 } } },
+	{ .name = "getitimer", .ret_type = 1, .nargs = 2,
+	  .args = { { Int, 0 }, { Itimerval | OUT, 2 } } },
+	{ .name = "setitimer", .ret_type = 1, .nargs = 3,
+	  .args = { { Int, 0 }, { Itimerval, 1 } , { Itimerval | OUT, 2 } } },
+	{ .name = "kse_release", .ret_type = 0, .nargs = 1,
+	  .args = { { Timespec, 0 } } },
+	{ .name = "kevent", .ret_type = 0, .nargs = 6,
+	  .args = { { Int, 0 }, { Kevent, 1 }, { Int, 2 }, { Kevent | OUT, 3 }, { Int, 4 }, { Timespec, 5 } } },
+	{ .name = "_umtx_lock", .ret_type = 0, .nargs = 1,
+	  .args = { { Umtx, 0 } } },
+	{ .name = "_umtx_unlock", .ret_type = 0, .nargs = 1,
+	  .args = { { Umtx, 0 } } },
+	{ .name = "sigprocmask", .ret_type = 0, .nargs = 3,
+	  .args = { { Sigprocmask, 0 }, { Sigset, 1 }, { Sigset | OUT, 2 } } },
+	{ .name = "unmount", .ret_type = 1, .nargs = 2,
+	  .args = { { Name, 0 }, { Int, 1 } } },
+	{ .name = "socket", .ret_type = 1, .nargs = 3,
+	  .args = { { Sockdomain, 0 }, { Socktype, 1 }, { Int, 2 } } },
+	{ .name = "getrusage", .ret_type = 1, .nargs = 2,
+	  .args = { { Int, 0 }, { Rusage | OUT, 1 } } },
+	{ .name = "__getcwd", .ret_type = 1, .nargs = 2,
+	  .args = { { Name | OUT, 0 }, { Int, 1 } } },
+	{ .name = "shutdown", .ret_type = 1, .nargs = 2,
+	  .args = { { Int, 0 }, { Shutdown, 1 } } },
+	{ .name = "getrlimit", .ret_type = 1, .nargs = 2,
+	  .args = { { Resource, 0 }, { Rlimit | OUT, 1 } } },
+	{ .name = "setrlimit", .ret_type = 1, .nargs = 2,
+	  .args = { { Resource, 0 }, { Rlimit | IN, 1 } } },
+	{ .name = "utimes", .ret_type = 1, .nargs = 2,
+	  .args = { { Name | IN, 0 }, { Timeval2 | IN, 1 } } },
+	{ .name = "lutimes", .ret_type = 1, .nargs = 2,
+	  .args = { { Name | IN, 0 }, { Timeval2 | IN, 1 } } },
+	{ .name = "futimes", .ret_type = 1, .nargs = 2,
+	  .args = { { Int, 0 }, { Timeval | IN, 1 } } },
+	{ .name = "chflags", .ret_type = 1, .nargs = 2,
+	  .args = { { Name | IN, 0 }, { Hex, 1 } } },
+	{ .name = "lchflags", .ret_type = 1, .nargs = 2,
+	  .args = { { Name | IN, 0 }, { Hex, 1 } } },
+	{ .name = "pathconf", .ret_type = 1, .nargs = 2,
+	  .args = { { Name | IN, 0 }, { Pathconf, 1 } } },
+	{ .name = "truncate", .ret_type = 1, .nargs = 3,
+	  .args = { { Name | IN, 0 }, { Int | IN, 1 }, { Quad | IN, 2 } } },
+	{ .name = "ftruncate", .ret_type = 1, .nargs = 3,
+	  .args = { { Int | IN, 0 }, { Int | IN, 1 }, { Quad | IN, 2 } } },
+	{ .name = "kill", .ret_type = 1, .nargs = 2,
+	  .args = { { Int | IN, 0 }, { Signal | IN, 1 } } },
+	{ .name = "munmap", .ret_type = 1, .nargs = 2,
+	  .args = { { Ptr, 0 }, { Int, 1 } } },
+	{ .name = "read", .ret_type = 1, .nargs = 3,
+	  .args = { { Int, 0 }, { BinString | OUT, 1 }, { Int, 2 } } },
+	{ .name = "rename", .ret_type = 1, .nargs = 2,
+	  .args = { { Name , 0 } , { Name, 1 } } },
+	{ .name = "symlink", .ret_type = 1, .nargs = 2,
+	  .args = { { Name , 0 } , { Name, 1 } } },
+	{ .name = 0 },
 };
 
 /* Xlat idea taken from strace */
@@ -1077,8 +1104,21 @@ print_syscall(struct trussinfo *trussinf
 
 void
 print_syscall_ret(struct trussinfo *trussinfo, const char *name, int nargs,
-    char **s_args, int errorp, long retval)
+    char **s_args, int errorp, long retval, struct syscall *sc)
 {
+	struct timespec timediff;
+
+	if (trussinfo->flags & COUNTONLY) {
+		if (!sc)
+			return;
+		clock_gettime(CLOCK_REALTIME, &trussinfo->after);
+		timespecsubt(&trussinfo->after, &trussinfo->before, &timediff);
+		timespecadd(&sc->time, &timediff, &sc->time);
+		sc->ncalls++;
+		if (errorp)
+			sc->nerror++;
+		return;
+	}
 
 	print_syscall(trussinfo, name, nargs, s_args);
 	fflush(trussinfo->outfile);
@@ -1088,3 +1128,28 @@ print_syscall_ret(struct trussinfo *trus
 		fprintf(trussinfo->outfile, " = %ld (0x%lx)\n", retval, retval);
 	}
 }
+
+void
+print_summary(struct trussinfo *trussinfo)
+{
+	struct syscall *sc;
+	struct timespec total = {0, 0};
+	int ncall, nerror;
+
+	fprintf(trussinfo->outfile, "%-20s%15s%8s%8s\n",
+		"syscall", "seconds", "calls", "errors");
+	ncall = nerror = 0;
+	for (sc = syscalls; sc->name != NULL; sc++)
+		if (sc->ncalls) {
+			fprintf(trussinfo->outfile, "%-20s%5d.%09ld%8d%8d\n",
+			    sc->name, sc->time.tv_sec, sc->time.tv_nsec,
+			    sc->ncalls, sc->nerror);
+			timespecadd(&total, &sc->time, &total);
+			ncall += sc->ncalls;
+			nerror += sc->nerror;
+		}
+	fprintf(trussinfo->outfile, "%20s%15s%8s%8s\n",
+		"", "-------------", "-------", "-------");
+	fprintf(trussinfo->outfile, "%-20s%5d.%09ld%8d%8d\n",
+		"", total.tv_sec, total.tv_nsec, ncall, nerror);
+}

Modified: head/usr.bin/truss/truss.1
==============================================================================
--- head/usr.bin/truss/truss.1	Tue May 12 19:33:36 2009	(r192024)
+++ head/usr.bin/truss/truss.1	Tue May 12 20:42:12 2009	(r192025)
@@ -1,6 +1,6 @@
 .\" $FreeBSD$
 .\"
-.Dd January 22, 2009
+.Dd May 12, 2009
 .Dt TRUSS 1
 .Os
 .Sh NAME
@@ -8,12 +8,12 @@
 .Nd trace system calls
 .Sh SYNOPSIS
 .Nm
-.Op Fl faedDS
+.Op Fl facedDS
 .Op Fl o Ar file
 .Op Fl s Ar strsize
 .Fl p Ar pid
 .Nm
-.Op Fl faedDS
+.Op Fl facedDS
 .Op Fl o Ar file
 .Op Fl s Ar strsize
 .Ar command Op Ar args
@@ -36,6 +36,12 @@ etc.
 Show the argument strings that are passed in each
 .Xr execve 2
 system call.
+.It Fl c
+Do not display individual system calls.
+Instead, before exiting, print a summary containing for each system call:
+the total system time used,
+the number of times the call was invoked,
+and the number of times the call returned with an error.
 .It Fl e
 Show the environment strings that are passed in each
 .Xr execve 2

Modified: head/usr.bin/truss/truss.h
==============================================================================
--- head/usr.bin/truss/truss.h	Tue May 12 19:33:36 2009	(r192024)
+++ head/usr.bin/truss/truss.h	Tue May 12 20:42:12 2009	(r192025)
@@ -33,6 +33,7 @@
 #define NOSIGS             0x00000008
 #define EXECVEARGS         0x00000010
 #define EXECVEENVS         0x00000020
+#define COUNTONLY          0x00000040
 
 struct threadinfo
 {
@@ -70,6 +71,16 @@ struct trussinfo
 		}							\
 	} while (0)
 
+#define timespecadd(tvp, uvp, vvp)					\
+	do {								\
+		(vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec;		\
+		(vvp)->tv_nsec = (tvp)->tv_nsec + (uvp)->tv_nsec;	\
+		if ((vvp)->tv_nsec > 1000000000) {				\
+			(vvp)->tv_sec++;				\
+			(vvp)->tv_nsec -= 1000000000;			\
+		}							\
+	} while (0)
+
 #define S_NONE  0
 #define S_SCE   1
 #define S_SCX   2


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