* linux-low.c (linux_supports_tracefork_flag): Document.

(linux_look_up_symbols): Add comment.
This commit is contained in:
Doug Evans 2010-02-13 01:13:54 +00:00
parent 0da6fa6c5b
commit 6076632b70
2 changed files with 9 additions and 0 deletions

View file

@ -1,3 +1,8 @@
2010-02-12 Doug Evans <dje@google.com>
* linux-low.c (linux_supports_tracefork_flag): Document.
(linux_look_up_symbols): Add comment.
2010-02-03 H.J. Lu <hongjiu.lu@intel.com>
* regcache.c (supply_register): Clear regcache if buf is NULL.

View file

@ -2580,6 +2580,7 @@ linux_write_memory (CORE_ADDR memaddr, const unsigned char *myaddr, int len)
return 0;
}
/* Non-zero if the kernel supports PTRACE_O_TRACEFORK. */
static int linux_supports_tracefork_flag;
/* Helper functions for linux_test_for_tracefork, called via clone (). */
@ -2735,6 +2736,9 @@ linux_look_up_symbols (void)
if (proc->private->thread_db != NULL)
return;
/* If the kernel supports tracing forks then it also supports tracing
clones, and then we don't need to use the magic thread event breakpoint
to learn about threads. */
thread_db_init (!linux_supports_tracefork_flag);
#endif
}