Fresco/Prague/include/Prague/Sys Fork.hh,1.7,1.8 Process.hh,1.6,1.7 Signal.hh,1.10,1.11 Stopwatch.hh,1.5,1.6

Update of /cvs/fresco/Fresco/Prague/include/Prague/Sys
In directory purcel:/tmp/cvs-serv6616/Prague/include/Prague/Sys

Modified Files:
	Fork.hh Process.hh Signal.hh Stopwatch.hh 
Log Message:
Throw std::runtime_error instead of using perror function in Prague.
Closes bug281.


Index: Fork.hh
===================================================================
RCS file: /cvs/fresco/Fresco/Prague/include/Prague/Sys/Fork.hh,v
retrieving revision 1.7
retrieving revision 1.8
diff -u -d -r1.7 -r1.8
--- Fork.hh	3 Nov 2003 17:53:53 -0000	1.7
+++ Fork.hh	7 Nov 2003 23:46:36 -0000	1.8
@@ -47,7 +47,8 @@
       //. return the child process id
       pid_t pid() const;
       //. commit suicide at the signal signo
-      static void suicide_on_signal(Signal::type signo = Signal::terminate);
+      static void suicide_on_signal(Signal::type signo = Signal::terminate)
+          throw(std::runtime_error);
     private:
       Process *process;
       Fork (const Fork &);

Index: Process.hh
===================================================================
RCS file: /cvs/fresco/Fresco/Prague/include/Prague/Sys/Process.hh,v
retrieving revision 1.6
retrieving revision 1.7
diff -u -d -r1.6 -r1.7
--- Process.hh	31 Oct 2003 22:33:10 -0000	1.6
+++ Process.hh	7 Nov 2003 23:46:36 -0000	1.7
@@ -24,6 +24,7 @@
 
 #include <cstdio>
 #include <cerrno>
+#include <stdexcept>
 #include <unistd.h>
 #include <sys/time.h>
 #include <sys/resource.h>
@@ -39,9 +40,10 @@
       ~Process() { }
       double cpu() const { return 0.; }
       long memory() const { return _usage.ru_idrss; }
-      void update()
+      void update() throw(std::runtime_error)
       {
-          if (getrusage(RUSAGE_SELF, &_usage) == -1) perror("Process::update:");
+          if (getrusage(RUSAGE_SELF, &_usage) == -1)
+              throw std::runtime_error("Process::update: " + strerror(errno));
       }
       //. return the process' id
       static pid_t id() { return getpid(); }

Index: Signal.hh
===================================================================
RCS file: /cvs/fresco/Fresco/Prague/include/Prague/Sys/Signal.hh,v
retrieving revision 1.10
retrieving revision 1.11
diff -u -d -r1.10 -r1.11
--- Signal.hh	3 Nov 2003 17:53:53 -0000	1.10
+++ Signal.hh	7 Nov 2003 23:46:36 -0000	1.11
@@ -96,7 +96,7 @@
       //. don't ignore the specified signal any more
       static void unmask(type, type);
       //. is there a pending signal of type signum (while being blocked)
-      static bool ispending(type);
+      static bool ispending(type) throw(std::runtime_error);
       //. is there any pending signal (while being blocked)
       static sigset_t pending();
       static void sysresume(type, bool);

Index: Stopwatch.hh
===================================================================
RCS file: /cvs/fresco/Fresco/Prague/include/Prague/Sys/Stopwatch.hh,v
retrieving revision 1.5
retrieving revision 1.6
diff -u -d -r1.5 -r1.6
--- Stopwatch.hh	31 Oct 2003 22:33:10 -0000	1.5
+++ Stopwatch.hh	7 Nov 2003 23:46:36 -0000	1.6
@@ -24,6 +24,7 @@
 
 #include <sys/types.h>
 #include <ctime>
+#include <stdexcept>
 
 namespace Prague
 {
@@ -41,9 +42,9 @@
       Stopwatch();
       ~Stopwatch(){}
       //. start the stopwatch
-      void start();
+      void start() throw(std::runtime_error);
       //. stop the stopwatch
-      void stop();
+      void stop() throw(std::runtime_error);
       //. return real elapsed time
       double real_time();
       //. return cpu elapsed time