diff options
Diffstat (limited to 'config')
| -rw-r--r-- | config/user-nptl_guard_within_stack.m4 | 56 | ||||
| -rw-r--r-- | config/user.m4 | 1 |
2 files changed, 0 insertions, 57 deletions
diff --git a/config/user-nptl_guard_within_stack.m4 b/config/user-nptl_guard_within_stack.m4 deleted file mode 100644 index 421eb1c05..000000000 --- a/config/user-nptl_guard_within_stack.m4 +++ /dev/null @@ -1,56 +0,0 @@ -dnl # -dnl # Check if the glibc NPTL threading implementation includes the guard area -dnl # within the stack size allocation, rather than allocating extra space at -dnl # the end of the stack, as POSIX.1 requires. -dnl # -AC_DEFUN([ZFS_AC_CONFIG_USER_STACK_GUARD], [ - - AC_MSG_CHECKING([whether pthread stack includes guard]) - - saved_CFLAGS="$CFLAGS" - CFLAGS="-fstack-check" - saved_LDFLAGS="$LDFLAGS" - LDFLAGS="-lpthread" - - AC_RUN_IFELSE([AC_LANG_PROGRAM( - [ - #include <pthread.h> - #include <sys/resource.h> - #include <unistd.h> - #include <bits/local_lim.h> - - #define PAGESIZE (sysconf(_SC_PAGESIZE)) - #define STACK_SIZE 8192 - #define BUFSIZE 4096 - - void * func(void *arg) - { - char buf[[BUFSIZE]]; - } - ], - [ - pthread_t tid; - pthread_attr_t attr; - struct rlimit l; - - l.rlim_cur = 0; - l.rlim_max = 0; - setrlimit(RLIMIT_CORE, &l); - pthread_attr_init(&attr); - pthread_attr_setstacksize(&attr, PTHREAD_STACK_MIN + STACK_SIZE); - pthread_attr_setguardsize(&attr, PAGESIZE); - pthread_create(&tid, &attr, func, NULL); - pthread_join(tid, NULL); - ])], - [ - AC_MSG_RESULT([no]) - ], - [ - AC_DEFINE([NPTL_GUARD_WITHIN_STACK], 1, - [Define to 1 if NPTL threading implementation includes - guard area in stack allocation]) - AC_MSG_RESULT([yes]) - ]) - CFLAGS="$saved_CFLAGS" - LDFLAGS="$saved_LDFLAGS" -]) diff --git a/config/user.m4 b/config/user.m4 index 4fcef3d5b..109ebd5f9 100644 --- a/config/user.m4 +++ b/config/user.m4 @@ -10,5 +10,4 @@ AC_DEFUN([ZFS_AC_CONFIG_USER], [ ZFS_AC_CONFIG_USER_LIBBLKID ZFS_AC_CONFIG_USER_LIBSELINUX ZFS_AC_CONFIG_USER_FRAME_LARGER_THAN - ZFS_AC_CONFIG_USER_STACK_GUARD ]) |