GDB 7.6.50

gdb/linux-fork.c

Index: gdb/linux-fork.c
diff --git a/gdb/linux-fork.c b/gdb/linux-fork.c
index 028fcbc09d0feb35c27be4eee90f3acf19118302..1c325ef7a9495bb6df1e6790e35f63f159e93ef4 100644
--- a/gdb/linux-fork.c
+++ b/gdb/linux-fork.c
@@ -1,6 +1,6 @@
 /* GNU/Linux native-dependent code for debugging multiple forks.
 
-   Copyright (C) 2005-2012 Free Software Foundation, Inc.
+   Copyright (C) 2005-2013 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -25,15 +25,15 @@
 #include "infcall.h"
 #include "objfiles.h"
 #include "gdb_assert.h"
-#include "gdb_string.h"
+#include <string.h>
 #include "linux-fork.h"
 #include "linux-nat.h"
 #include "gdbthread.h"
+#include "source.h"
 
 #include <sys/ptrace.h>
 #include "gdb_wait.h"
-#include <sys/param.h>
-#include "gdb_dirent.h"
+#include <dirent.h>
 #include <ctype.h>
 
 struct fork_info *fork_list;
@@ -71,14 +71,14 @@ add_fork (pid_t pid)
 {
   struct fork_info *fp;
 
-  if (fork_list == NULL && pid != PIDGET (inferior_ptid))
+  if (fork_list == NULL && pid != ptid_get_pid (inferior_ptid))
     {
       /* Special case -- if this is the first fork in the list
 	 (the list is hitherto empty), and if this new fork is
 	 NOT the current inferior_ptid, then add inferior_ptid
 	 first, as a special zeroeth fork id.  */
       highest_fork_num = -1;
-      add_fork (PIDGET (inferior_ptid));	/* safe recursion */
+      add_fork (ptid_get_pid (inferior_ptid));	/* safe recursion */
     }
 
   fp = XZALLOC (struct fork_info);
@@ -121,6 +121,8 @@ delete_fork (ptid_t ptid)
 
   fpprev = NULL;
 
+  linux_nat_forget_process (ptid_get_pid (ptid));
+
   for (fp = fork_list; fp; fpprev = fp, fp = fp->next)
     if (ptid_equal (fp->ptid, ptid))
       break;
@@ -266,7 +268,7 @@ fork_load_infrun_state (struct fork_info *fp)
 static void
 fork_save_infrun_state (struct fork_info *fp, int clobber_regs)
 {
-  char path[MAXPATHLEN];
+  char path[PATH_MAX];
   struct dirent *de;
   DIR *d;
 
@@ -280,7 +282,8 @@ fork_save_infrun_state (struct fork_info *fp, int clobber_regs)
     {
       /* Now save the 'state' (file position) of all open file descriptors.
 	 Unfortunately fork does not take care of that for us...  */
-      snprintf (path, MAXPATHLEN, "/proc/%ld/fd", (long) PIDGET (fp->ptid));
+      snprintf (path, PATH_MAX, "/proc/%ld/fd",
+		(long) ptid_get_pid (fp->ptid));
       if ((d = opendir (path)) != NULL)
 	{
 	  long tmp;
@@ -331,7 +334,7 @@ linux_fork_killall (void)
 
   for (fp = fork_list; fp; fp = fp->next)
     {
-      pid = PIDGET (fp->ptid);
+      pid = ptid_get_pid (fp->ptid);
       do {
 	/* Use SIGKILL instead of PTRACE_KILL because the former works even
 	   if the thread is running, while the later doesn't.  */
@@ -384,13 +387,13 @@ linux_fork_mourn_inferior (void)
    the first available.  */
 
 void
-linux_fork_detach (char *args, int from_tty)
+linux_fork_detach (const char *args, int from_tty)
 {
   /* OK, inferior_ptid is the one we are detaching from.  We need to
      delete it from the fork_list, and switch to the next available
      fork.  */
 
-  if (ptrace (PTRACE_DETACH, PIDGET (inferior_ptid), 0, 0))
+  if (ptrace (PTRACE_DETACH, ptid_get_pid (inferior_ptid), 0, 0))
     error (_("Unable to detach %s"), target_pid_to_str (inferior_ptid));
 
   delete_fork (inferior_ptid);
@@ -495,7 +498,7 @@ delete_checkpoint_command (char *args, int from_tty)
     error (_("\
 Please switch to another checkpoint before deleting the current one"));
 
-  if (ptrace (PTRACE_KILL, PIDGET (ptid), 0, 0))
+  if (ptrace (PTRACE_KILL, ptid_get_pid (ptid), 0, 0))
     error (_("Unable to kill pid %s"), target_pid_to_str (ptid));
 
   fi = find_fork_ptid (ptid);
@@ -514,7 +517,7 @@ Please switch to another checkpoint before deleting the current one"));
   if ((!find_thread_ptid (pptid) && find_fork_ptid (pptid))
       || (find_thread_ptid (pptid) && is_stopped (pptid)))
     {
-      if (inferior_call_waitpid (pptid, PIDGET (ptid)))
+      if (inferior_call_waitpid (pptid, ptid_get_pid (ptid)))
         warning (_("Unable to wait pid %s"), target_pid_to_str (ptid));
     }
 }
@@ -535,7 +538,7 @@ detach_checkpoint_command (char *args, int from_tty)
     error (_("\
 Please switch to another checkpoint before detaching the current one"));
 
-  if (ptrace (PTRACE_DETACH, PIDGET (ptid), 0, 0))
+  if (ptrace (PTRACE_DETACH, ptid_get_pid (ptid), 0, 0))
     error (_("Unable to detach %s"), target_pid_to_str (ptid));
 
   if (from_tty)
@@ -583,16 +586,17 @@ info_checkpoints_command (char *arg, int from_tty)
 
       sal = find_pc_line (pc, 0);
       if (sal.symtab)
-	printf_filtered (_(", file %s"), lbasename (sal.symtab->filename));
+	printf_filtered (_(", file %s"),
+			 symtab_to_filename_for_display (sal.symtab));
       if (sal.line)
 	printf_filtered (_(", line %d"), sal.line);
       if (!sal.symtab && !sal.line)
 	{
-	  struct minimal_symbol *msym;
+	  struct bound_minimal_symbol msym;
 
 	  msym = lookup_minimal_symbol_by_pc (pc);
-	  if (msym)
-	    printf_filtered (", <%s>", SYMBOL_LINKAGE_NAME (msym));
+	  if (msym.minsym)
+	    printf_filtered (", <%s>", SYMBOL_LINKAGE_NAME (msym.minsym));
 	}
 
       putchar_filtered ('\n');
@@ -677,7 +681,7 @@ checkpoint_command (char *args, int from_tty)
 
   /* Tell linux-nat.c that we're checkpointing this inferior.  */
   old_chain = make_cleanup_restore_integer (&checkpointing_pid);
-  checkpointing_pid = PIDGET (inferior_ptid);
+  checkpointing_pid = ptid_get_pid (inferior_ptid);
 
   ret = call_function_by_hand (fork_fn, 0, &ret);
   do_cleanups (old_chain);
@@ -728,7 +732,7 @@ linux_fork_context (struct fork_info *newfp, int from_tty)
   printf_filtered (_("Switching to %s\n"),
 		   target_pid_to_str (inferior_ptid));
 
-  print_stack_frame (get_selected_frame (NULL), 1, SRC_AND_LOC);
+  print_stack_frame (get_selected_frame (NULL), 1, SRC_AND_LOC, 1);
 }
 
 /* Switch inferior process (checkpoint) context, by checkpoint id.  */