caio/clang-p2996
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Add "vAttachOrWait" to debugserver, so you can implement "attach to the process if it exists OR wait for it" without race conditions. Use that in lldb.

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llvm-svn: 160578
This commit is contained in:
Jim Ingham
2012-07-20 21:37:13 +00:00
parent 5e4fe00e64
commit cd16df9154
14 changed files with 159 additions and 114 deletions
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9
lldb/tools/debugserver/source/DNB.cpp
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@@ -499,7 +499,6 @@ GetAllInfosMatchingName(const char *full_process_name, std::vector<struct kinfo_
else
{
// We found a matching process, add it to our list
matching_proc_infos.push_back(proc_infos[i]);
}
}
@@ -513,6 +512,7 @@ GetAllInfosMatchingName(const char *full_process_name, std::vector<struct kinfo_
nub_process_t
DNBProcessAttachWait (const char *waitfor_process_name,
nub_launch_flavor_t launch_flavor,
bool ignore_existing,
struct timespec *timeout_abstime,
useconds_t waitfor_interval,
char *err_str,
@@ -536,7 +536,12 @@ DNBProcessAttachWait (const char *waitfor_process_name,
}
if (attach_token == NULL)
num_exclude_proc_infos = GetAllInfosMatchingName (waitfor_process_name, exclude_proc_infos);
{
if (ignore_existing)
num_exclude_proc_infos = GetAllInfosMatchingName (waitfor_process_name, exclude_proc_infos);
else
num_exclude_proc_infos = 0;
}
DNBLogThreadedIf (LOG_PROCESS, "Waiting for '%s' to appear...\n", waitfor_process_name);