From a55771672e58d1792c0a134361c92a136c1ff8a0 Mon Sep 17 00:00:00 2001
From: Alexandre Oliva <oliva@dcc.unicamp.br>
Date: Sat, 21 Aug 1999 11:56:21 +0000
Subject: * java/lang/natSystem.cc (getpwuid_adaptor): New overloaded function
 that detects the signature of getpwuid_r. (init_properties): Use it. *
 java/util/natDate.cc (ctime_adaptor): Likewise for ctime_r. (toString): Use
 it.

git-svn-id: https://gcc.gnu.org/svn/gcc/branches/libgcj-2_95-branch@28789 138bc75d-0d04-0410-961f-82ee72b054a4
---
 libjava/ChangeLog              | 13 +++++++++
 libjava/java/lang/natSystem.cc | 31 ++++++++++++++++++++-
 libjava/java/util/natDate.cc   | 62 ++++++++++++++----------------------------
 3 files changed, 63 insertions(+), 43 deletions(-)

diff --git a/libjava/ChangeLog b/libjava/ChangeLog
index 6e768341a02..c2af3ddd559 100644
--- a/libjava/ChangeLog
+++ b/libjava/ChangeLog
@@ -1,3 +1,16 @@
+1999-08-21  Alexandre Oliva  <oliva@dcc.unicamp.br>
+
+	* java/lang/natSystem.cc (getpwuid_adaptor): New overloaded
+	function that detects the signature of getpwuid_r.
+	(init_properties): Use it.
+	* java/util/natDate.cc (ctime_adaptor): Likewise for ctime_r.
+	(toString): Use it.
+
+Mon Aug  9 18:33:38 1999  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
+
+	* configure.in (sched_yield): Try librt first, then libposix4.
+	Add -lrt, -lposix4 to THREADSPEC.
+
 1999-08-06  Tom Tromey  <tromey@cygnus.com>
 
 	* configure: Rebuilt.
diff --git a/libjava/java/lang/natSystem.cc b/libjava/java/lang/natSystem.cc
index b1effafd5bf..71c8579f8e0 100644
--- a/libjava/java/lang/natSystem.cc
+++ b/libjava/java/lang/natSystem.cc
@@ -231,6 +231,34 @@ java::lang::System::identityHashCode (jobject obj)
 #endif
 static char *default_file_encoding = DEFAULT_FILE_ENCODING;
 
+#if HAVE_GETPWUID_R
+/* Use overload resolution to find out the signature of getpwuid_r.  */
+
+  /* This is Posix getpwuid_r.  */
+template <typename T_uid, typename T_passwd, typename T_buf, typename T_len>
+static inline int
+getpwuid_adaptor(int (*getpwuid_r)(T_uid user_id, T_passwd *pwd_r,
+				   T_buf *buf_r, T_len len_r,
+				   T_passwd **pwd_entry_ptr),
+		 uid_t user_id, struct passwd *pwd_r,
+		 char *buf_r, size_t len_r, struct passwd **pwd_entry)
+{
+  return getpwuid_r(user_id, pwd_r, buf_r, len_r, pwd_entry);
+}
+
+/* This is used on IRIX 5.2.  */
+template <typename T_uid, typename T_passwd, typename T_buf, typename T_len>
+static inline int
+getpwuid_adaptor(T_passwd * (*getpwuid_r)(T_uid user_id, T_passwd *pwd_r,
+					  T_buf *buf_r, T_len len_r),
+		 uid_t user_id, struct passwd *pwd_r,
+		 char *buf_r, size_t len_r, struct passwd **pwd_entry)
+{
+  *pwd_entry = getpwuid_r(user_id, pwd_r, buf_r, len_r);
+  return (*pwd_entry == NULL) ? errno : 0;
+}
+#endif
+
 void
 java::lang::System::init_properties (void)
 {
@@ -293,7 +321,8 @@ java::lang::System::init_properties (void)
 
   while (buf_r != NULL)
     {
-      int r = getpwuid_r (user_id, &pwd_r, buf_r, len_r, &pwd_entry);
+      int r = getpwuid_adaptor
+	(getpwuid_r, user_id, &pwd_r, buf_r, len_r, &pwd_entry);
       if (r == 0)
 	break;
       else if (r != ERANGE)
diff --git a/libjava/java/util/natDate.cc b/libjava/java/util/natDate.cc
index 27f91f6fa19..799e6e05a32 100644
--- a/libjava/java/util/natDate.cc
+++ b/libjava/java/util/natDate.cc
@@ -1,45 +1,23 @@
-/* Copyright (C) 1998, 1999  Cygnus Solutions
-
-   This file is part of libgcj.
-
-This software is copyrighted work licensed under the terms of the
-Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for
-details.  */
-
-#include <config.h>
-
-// We want to make sure to pick up the POSIX ctime_r.  Some systems,
-// such as Solaris 2.6, have their own version as well.
-#ifdef HAVE_CTIME_R
-#define _POSIX_PTHREAD_SEMANTICS
-#endif
-
-#include <cni.h>
-#include <java/util/Date.h>
-#include <java/lang/String.h>
-
-#include <time.h>
-
-#ifdef HAVE_SYS_TYPES_H
-#include <sys/types.h>
-#endif
-
-#ifdef HAVE_SYS_TIME_H
-#include <sys/time.h>
-#endif
+#if HAVE_CTIME_R
+/* Use overload resolution to find out the signature of ctime_r.  */
+
+  /* This is Posix ctime_r().  */
+template <typename T_clock, typename T_buf, size_t buflen>
+static inline char *
+ctime_adaptor (char* (*ctime_r)(T_clock *clock, T_buf *buf),
+	       time_t *clock, char (&buf)[buflen])
+{
+  return ctime_r(clock, buf);
+}
 
-jstring
-java::util::Date::toString()
+/* This is an old-style ctime_r, used on IRIX 5.2.  */
+template <typename T_clock, typename T_buf, typename T_buflen, size_t buflen>
+static inline char *
+ctime_adaptor (char* (*ctime_r)(T_clock *clock, T_buf *buf, T_buflen len),
+	       time_t *clock, char (&buf)[buflen])
 {
-#ifdef HAVE_CTIME_R
-  time_t t = millis / 1000;
-  char buf[30];
-  return JvNewStringLatin1 (ctime_r (&t, buf));
-#elif defined (HAVE_CTIME)
-  // FIXME: this isn't thread-safe.
-  time_t t = millis / 1000;
-  return JvNewStringLatin1 (ctime (&t));
-#else
-  return NULL;
-#endif
+  return ctime_r(clock, buf, buflen);
 }
+#endif
+
+  return JvNewStringLatin1 (ctime_adaptor (ctime_r, &t, buf));
-- 
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