From: bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>
Date: Sun, 13 Jul 2003 17:32:31 +0000 (+0000)
Subject: times() fix
X-Git-Tag: TizenStudio_2.0_p2.3~15886
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c596ed17139b50a45a75a5491797d3b920385566;p=sdk%2Femulator%2Fqemu.git

times() fix


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@327 c046a42c-6fe2-441c-8c8c-71466251a162
---

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index 932fe46..1204a62 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -210,6 +210,21 @@ static inline void host_to_target_fds(target_long *target_fds,
 #endif
 }
 
+#if defined(__alpha__)
+#define HOST_HZ 1024
+#else
+#define HOST_HZ 100
+#endif
+
+static inline long host_to_target_clock_t(long ticks)
+{
+#if HOST_HZ == TARGET_HZ
+    return ticks;
+#else
+    return ((int64_t)ticks * TARGET_HZ) / HOST_HZ;
+#endif
+}
+
 static inline void host_to_target_rusage(struct target_rusage *target_rusage, 
                                          const struct rusage *rusage)
 {
@@ -1423,11 +1438,13 @@ long do_syscall(void *cpu_env, int num, long arg1, long arg2, long arg3,
             struct tms tms;
             ret = get_errno(times(&tms));
             if (tmsp) {
-                tmsp->tms_utime = tswapl(tms.tms_utime);
-                tmsp->tms_stime = tswapl(tms.tms_stime);
-                tmsp->tms_cutime = tswapl(tms.tms_cutime);
-                tmsp->tms_cstime = tswapl(tms.tms_cstime);
+                tmsp->tms_utime = tswapl(host_to_target_clock_t(tms.tms_utime));
+                tmsp->tms_stime = tswapl(host_to_target_clock_t(tms.tms_stime));
+                tmsp->tms_cutime = tswapl(host_to_target_clock_t(tms.tms_cutime));
+                tmsp->tms_cstime = tswapl(host_to_target_clock_t(tms.tms_cstime));
             }
+            if (!is_error(ret))
+                ret = host_to_target_clock_t(ret);
         }
         break;
     case TARGET_NR_prof:
diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
index 5caf2d8..a4613bd 100644
--- a/linux-user/syscall_defs.h
+++ b/linux-user/syscall_defs.h
@@ -383,6 +383,8 @@ struct target_itimerval {
 
 typedef target_long target_clock_t;
 
+#define TARGET_HZ 100
+
 struct target_tms {
     target_clock_t tms_utime;
     target_clock_t tms_stime;
@@ -539,8 +541,8 @@ static inline void target_siginitset(target_sigset_t *d, target_ulong set)
         d->sig[i] = 0;
 }
 
-void host_to_target_sigset(target_sigset_t *d, sigset_t *s);
-void target_to_host_sigset(sigset_t *d, target_sigset_t *s);
+void host_to_target_sigset(target_sigset_t *d, const sigset_t *s);
+void target_to_host_sigset(sigset_t *d, const target_sigset_t *s);
 void host_to_target_old_sigset(target_ulong *old_sigset, 
                                const sigset_t *sigset);
 void target_to_host_old_sigset(sigset_t *sigset, 
@@ -590,6 +592,8 @@ int do_sigaction(int sig, const struct target_sigaction *act,
 #define TARGET_SIGPROF		27
 #define TARGET_SIGWINCH	        28
 #define TARGET_SIGIO		29
+#define TARGET_SIGPWR		30
+#define TARGET_SIGSYS		31
 #define TARGET_SIGRTMIN         32
 
 #define TARGET_SIG_BLOCK          0    /* for blocking signals */