From 4cab4919153e29bba3c9118ce399ac0d9e3c7c33 Mon Sep 17 00:00:00 2001 From: Bjorn Munch Date: Mon, 9 Mar 2009 14:31:39 +0100 Subject: Bug #43410 --skip-core-file has no effect if core file size is set Would not prevent mysqld from core dumping Passes --nocore arg to safe_process, which then sets rlimit core to 0 for child --- mysql-test/lib/My/SafeProcess/safe_process.cc | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) (limited to 'mysql-test/lib/My/SafeProcess') diff --git a/mysql-test/lib/My/SafeProcess/safe_process.cc b/mysql-test/lib/My/SafeProcess/safe_process.cc index 7932f3fd2d6..6ad45a3226e 100644 --- a/mysql-test/lib/My/SafeProcess/safe_process.cc +++ b/mysql-test/lib/My/SafeProcess/safe_process.cc @@ -45,6 +45,7 @@ #include #include +#include #include #include #include @@ -149,7 +150,8 @@ int main(int argc, char* const argv[] ) char* const* child_argv= 0; pid_t own_pid= getpid(); pid_t parent_pid= getppid(); - + bool nocore = false; + /* Install signal handlers */ signal(SIGTERM, handle_signal); signal(SIGINT, handle_signal); @@ -181,6 +183,9 @@ int main(int argc, char* const argv[] ) start++; /* Step past = */ if ((parent_pid= atoi(start)) == 0) die("Invalid value '%s' passed to --parent-id", start); + } else if ( strcmp(arg, "--nocore") == 0 ) + { + nocore = true; // Don't allow the process to dump core } else die("Unknown option: %s", arg); @@ -218,6 +223,15 @@ int main(int argc, char* const argv[] ) // it and any childs(that hasn't changed group themself) setpgid(0, 0); + if (nocore) + { + struct rlimit corelim = { 0, 0 }; + if (setrlimit (RLIMIT_CORE, &corelim) < 0) + { + message("setrlimit failed, errno=%d", errno); + } + } + // Signal that child is ready buf= 37; write(pfd[1], &buf, 1); -- cgit v1.2.1