- (internal) change localtime() to localtime_r() API.

git-svn-id: http://opensvn.csie.org/pttbbs/trunk/pttbbs@4270 63ad8ddf-47c3-0310-b6dd-a9e9d9715204

1 files changed, 18 insertions, 12 deletions

diff --git a/common/sys/time.c b/common/sys/time.c
index bf8164c9..7cf963b3 100644
--- a/common/sys/time.c
+++ b/common/sys/time.c
@@ -43,9 +43,10 @@ const char*
 Cdate(const time4_t *clock)
 {
     time_t          temp = (time_t)*clock;
-    struct tm      *mytm = localtime(&temp);
+    struct tm       mytm;
 
-    strftime(cdate_buffer, sizeof(cdate_buffer), "%m/%d/%Y %T %a", mytm);
+    localtime_r(&temp, &mytm);
+    strftime(cdate_buffer, sizeof(cdate_buffer), "%m/%d/%Y %T %a", &mytm);
     return cdate_buffer;
 }
 
@@ -56,9 +57,10 @@ const char*
 Cdatelite(const time4_t *clock)
 {
     time_t          temp = (time_t)*clock;
-    struct tm      *mytm = localtime(&temp);
+    struct tm       mytm;
 
-    strftime(cdate_buffer, sizeof(cdate_buffer), "%m/%d/%Y %T", mytm);
+    localtime_r(&temp, &mytm);
+    strftime(cdate_buffer, sizeof(cdate_buffer), "%m/%d/%Y %T", &mytm);
     return cdate_buffer;
 }
 
@@ -69,9 +71,10 @@ const char*
 Cdatedate(const time4_t * clock)
 {
     time_t          temp = (time_t)*clock;
-    struct tm      *mytm = localtime(&temp);
+    struct tm       mytm;
 
-    strftime(cdate_buffer, sizeof(cdate_buffer), "%m/%d/%Y", mytm);
+    localtime_r(&temp, &mytm);
+    strftime(cdate_buffer, sizeof(cdate_buffer), "%m/%d/%Y", &mytm);
     return cdate_buffer;
 }
 
@@ -82,9 +85,10 @@ const char*
 Cdate_mdHM(const time4_t * clock)
 {
     time_t          temp = (time_t)*clock;
-    struct tm      *mytm = localtime(&temp);
+    struct tm       mytm;
 
-    strftime(cdate_buffer, sizeof(cdate_buffer), "%m/%d %H:%M", mytm);
+    localtime_r(&temp, &mytm);
+    strftime(cdate_buffer, sizeof(cdate_buffer), "%m/%d %H:%M", &mytm);
     return cdate_buffer;
 }
 
@@ -97,6 +101,7 @@ ctime4(const time4_t *clock)
     return ctime(&temp);
 }
 
+// XXX TODO change this to localtime_r style someday.
 struct tm *localtime4(const time4_t *t)
 {
     if( t == NULL )
@@ -119,11 +124,12 @@ time4_t time4(time4_t *ptr)
 const char*
 my_ctime(const time4_t * t, char *ans, int len)
 {
-    struct tm      *tp;
+    time_t          temp = (time_t)*clock;
+    struct tm       tp;
 
-    tp = localtime4((time4_t*)t);
+    localtime_r(&temp, &tp);
     snprintf(ans, len,
-	     "%02d/%02d/%02d %02d:%02d:%02d", (tp->tm_year % 100),
-	     tp->tm_mon + 1, tp->tm_mday, tp->tm_hour, tp->tm_min, tp->tm_sec);
+	     "%02d/%02d/%02d %02d:%02d:%02d", (tp.tm_year % 100),
+	     tp.tm_mon + 1, tp.tm_mday, tp.tm_hour, tp.tm_min, tp.tm_sec);
     return ans;
 }