Author: labath Date: Fri Jan 8 05:16:45 2016 New Revision: 257165 URL: http://llvm.org/viewvc/llvm-project?rev=257165&view=rev Log: Another fix for TestBatchMode on linux
On locked down systems (such as our buildbot) one needs to do a special dance to allow attaching to processes. This commit adds this code to the TestBatchMode inferior. Modified: lldb/trunk/packages/Python/lldbsuite/test/driver/batch_mode/main.c Modified: lldb/trunk/packages/Python/lldbsuite/test/driver/batch_mode/main.c URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/packages/Python/lldbsuite/test/driver/batch_mode/main.c?rev=257165&r1=257164&r2=257165&view=diff ============================================================================== --- lldb/trunk/packages/Python/lldbsuite/test/driver/batch_mode/main.c (original) +++ lldb/trunk/packages/Python/lldbsuite/test/driver/batch_mode/main.c Fri Jan 8 05:16:45 2016 @@ -2,9 +2,26 @@ #include <string.h> #include <unistd.h> +#if defined(__linux__) +#include <sys/prctl.h> +#endif + int main (int argc, char **argv) { +#if defined(__linux__) + // Immediately enable any ptracer so that we can allow the stub attach + // operation to succeed. Some Linux kernels are locked down so that + // only an ancestor process can be a ptracer of a process. This disables that + // restriction. Without it, attach-related stub tests will fail. +#if defined(PR_SET_PTRACER) && defined(PR_SET_PTRACER_ANY) + // For now we execute on best effort basis. If this fails for + // some reason, so be it. + const int prctl_result = prctl(PR_SET_PTRACER, PR_SET_PTRACER_ANY, 0, 0, 0); + (void) prctl_result; +#endif +#endif + int do_crash = 0; int do_wait = 0; _______________________________________________ lldb-commits mailing list lldb-commits@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/lldb-commits