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Rewrite default "could not attach" msg to point to hints 

about where more information can be found about why it
may have failed.
<rdar://problem/59277928>
This commit is contained in:
Jason Molenda 2020-02-11 16:17:35 -08:00
parent b30e122333
commit f9fdd1172c
1 changed files with 10 additions and 0 deletions
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10
lldb/tools/debugserver/source/RNBRemote.cpp
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@ -4076,6 +4076,16 @@ rnb_err_t RNBRemote::HandlePacket_v(const char *p) {
std::string error_explainer = "attach failed"; std::string error_explainer = "attach failed";
if (err_str[0] != '\0') { if (err_str[0] != '\0') {
// This is not a super helpful message for end users
if (strcmp (err_str, "unable to start the exception thread") == 0) {
snprintf (err_str, sizeof (err_str) - 1,
"Not allowed to attach to process. Look in the console "
"messages (Console.app), near the debugserver entries "
"when the attached failed. The subsystem that denied "
"the attach permission will likely have logged an "
"informative message about why it was denied.");
err_str[sizeof (err_str) - 1] = '\0';
}
error_explainer += " ("; error_explainer += " (";
error_explainer += err_str; error_explainer += err_str;
error_explainer += ")"; error_explainer += ")";