diff options
| -rw-r--r-- | lldb/test/python_api/hello_world/main.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/lldb/test/python_api/hello_world/main.c b/lldb/test/python_api/hello_world/main.c index dffc8c77b04..31a041ede74 100644 --- a/lldb/test/python_api/hello_world/main.c +++ b/lldb/test/python_api/hello_world/main.c @@ -1,6 +1,26 @@ #include <stdio.h> +#if defined(__linux__) +#include <sys/prctl.h> +#endif + int main(int argc, char const *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) + int prctl_result; + + // For now we execute on best effort basis. If this fails for + // some reason, so be it. + prctl_result = prctl(PR_SET_PTRACER, PR_SET_PTRACER_ANY, 0, 0, 0); + (void) prctl_result; +#endif +#endif + printf("Hello world.\n"); // Set break point at this line. if (argc == 1) return 0; |
