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| author | Bruno Haible <bruno@clisp.org> | 2009-12-10 20:28:30 +0100 |
|---|---|---|
| committer | Bruno Haible <bruno@clisp.org> | 2009-12-10 20:28:30 +0100 |
| commit | 441aa3044f43e5572f58c354f01e6bc070acd5c7 (patch) | |
| tree | bef236e8058dd3469da28ffcd5a6a287222a4c50 /m4/c-stack.m4 | |
| parent | 039ae97b8ae35a2446c5d62d72b21689c97da7e2 (diff) | |
| download | gnulib-441aa3044f43e5572f58c354f01e6bc070acd5c7.tar.gz | |
Use spaces for indentation, not tabs.
Diffstat (limited to 'm4/c-stack.m4')
| -rw-r--r-- | m4/c-stack.m4 | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/m4/c-stack.m4 b/m4/c-stack.m4 index 2a89696a9c..1272dadb74 100644 --- a/m4/c-stack.m4 +++ b/m4/c-stack.m4 @@ -116,9 +116,9 @@ AC_DEFUN([AC_SYS_XSI_STACK_OVERFLOW_HEURISTIC], return c_stack_action () || recurse (0); } ]])], - [ac_cv_sys_stack_overflow_works=yes], - [ac_cv_sys_stack_overflow_works=no], - [ac_cv_sys_stack_overflow_works=cross-compiling])]) + [ac_cv_sys_stack_overflow_works=yes], + [ac_cv_sys_stack_overflow_works=no], + [ac_cv_sys_stack_overflow_works=cross-compiling])]) if test $ac_cv_sys_stack_overflow_works = yes; then AC_DEFINE([HAVE_STACK_OVERFLOW_HANDLING], [1], @@ -132,7 +132,7 @@ AC_DEFUN([AC_SYS_XSI_STACK_OVERFLOW_HEURISTIC], AC_CACHE_CHECK([for correct stack_t interpretation], [gl_cv_sigaltstack_low_base], [ AC_RUN_IFELSE([ - AC_LANG_SOURCE([[ + AC_LANG_SOURCE([[ #include <stdlib.h> #include <signal.h> #if HAVE_SYS_SIGNAL_H @@ -183,9 +183,9 @@ int main () [gl_cv_sigaltstack_low_base=cross-compiling])]) if test "$gl_cv_sigaltstack_low_base" = no; then AC_DEFINE([SIGALTSTACK_SS_REVERSED], [1], - [Define if sigaltstack() interprets the stack_t.ss_sp field - incorrectly, as the highest address of the alternate stack range - rather than as the lowest address.]) + [Define if sigaltstack() interprets the stack_t.ss_sp field + incorrectly, as the highest address of the alternate stack range + rather than as the lowest address.]) fi AC_CACHE_CHECK([for precise C stack overflow detection], @@ -302,19 +302,19 @@ int main () return c_stack_action () || recurse (0); } ]])], - [ac_cv_sys_xsi_stack_overflow_heuristic=yes], - [ac_cv_sys_xsi_stack_overflow_heuristic=no], - [ac_cv_sys_xsi_stack_overflow_heuristic=cross-compiling])]) + [ac_cv_sys_xsi_stack_overflow_heuristic=yes], + [ac_cv_sys_xsi_stack_overflow_heuristic=no], + [ac_cv_sys_xsi_stack_overflow_heuristic=cross-compiling])]) if test $ac_cv_sys_xsi_stack_overflow_heuristic = yes; then AC_DEFINE([HAVE_XSI_STACK_OVERFLOW_HEURISTIC], [1], [Define to 1 if extending the stack slightly past the limit causes - a SIGSEGV, and an alternate stack can be established with sigaltstack, - and the signal handler is passed a context that specifies the - run time stack. This behavior is defined by POSIX 1003.1-2001 - with the X/Open System Interface (XSI) option - and is a standardized way to implement a SEGV-based stack - overflow detection heuristic.]) + a SIGSEGV, and an alternate stack can be established with sigaltstack, + and the signal handler is passed a context that specifies the + run time stack. This behavior is defined by POSIX 1003.1-2001 + with the X/Open System Interface (XSI) option + and is a standardized way to implement a SEGV-based stack + overflow detection heuristic.]) fi fi]) |