Activate strace

Author: Blackhex

winsup/cygwin/dcrt0.cc

@@ -1001,6 +1001,7 @@ dll_crt0_1 (void *)
       sig_dispatch_pending (false);
       _my_tls.call_signal_handler ();
       _my_tls.incyg--;	/* Not in Cygwin anymore */
+      strace.set_active (true);
       cygwin_exit (user_data->main (__argc, newargv, environ));
     }
   __asm__ ("				\n\

winsup/cygwin/include/sys/strace.h

@@ -38,6 +38,7 @@ class strace
   unsigned char _active;
 public:
   void activate (bool);
+  void set_active (unsigned active) {_active = active;}
   strace () {}
   int microseconds ();
   int version;
@@ -91,6 +92,7 @@ extern "C" {
 
 void small_printf (const char *, ...);
 void strace_printf (unsigned, const char *func, const char *, ...);
+void strace_set_active (unsigned);
 
 #ifdef __cplusplus
 }

winsup/cygwin/strace.cc

@@ -312,6 +312,11 @@ strace_printf (unsigned category, const char *func, const char *fmt, ...)
     }
 }
 
+extern "C" void
+strace_set_active (unsigned active)
+{
+  strace.set_active (active);
+}
 static NO_COPY struct tab
 {
   int v;

winsup/testsuite/winsup.api/waitpid.c

@@ -1,4 +1,5 @@
 #include <stdio.h>
+#include <sys/strace.h>
 #include <sys/wait.h>
 #include <errno.h>
 #include <unistd.h>