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-rw-r--r--meta/recipes-devtools/m4/m4/0001-c-stack-stop-using-SIGSTKSZ.patch84
1 files changed, 0 insertions, 84 deletions
diff --git a/meta/recipes-devtools/m4/m4/0001-c-stack-stop-using-SIGSTKSZ.patch b/meta/recipes-devtools/m4/m4/0001-c-stack-stop-using-SIGSTKSZ.patch
deleted file mode 100644
index 883b8a2075..0000000000
--- a/meta/recipes-devtools/m4/m4/0001-c-stack-stop-using-SIGSTKSZ.patch
+++ /dev/null
@@ -1,84 +0,0 @@
-From 69238f15129f35eb4756ad8e2004e0d7907cb175 Mon Sep 17 00:00:00 2001
-From: Khem Raj <raj.khem@gmail.com>
-Date: Fri, 30 Apr 2021 17:40:36 -0700
-Subject: [PATCH] c-stack: stop using SIGSTKSZ
-
-This patch is required with glibc 2.34+
-based on gnulib [1]
-
-[1] https://git.savannah.gnu.org/cgit/gnulib.git/commit/?id=f9e2b20a12a230efa30f1d479563ae07d276a94b
-
-Upstream-Status: Pending
-Signed-off-by: Khem Raj <raj.khem@gmail.com>
----
- lib/c-stack.c | 22 +++++++++++++---------
- 1 file changed, 13 insertions(+), 9 deletions(-)
-
-diff --git a/lib/c-stack.c b/lib/c-stack.c
-index 5353c08..863f764 100644
---- a/lib/c-stack.c
-+++ b/lib/c-stack.c
-@@ -51,13 +51,14 @@
- typedef struct sigaltstack stack_t;
- #endif
- #ifndef SIGSTKSZ
--# define SIGSTKSZ 16384
--#elif HAVE_LIBSIGSEGV && SIGSTKSZ < 16384
-+#define get_sigstksz() (16384)
-+#elif HAVE_LIBSIGSEGV
- /* libsigsegv 2.6 through 2.8 have a bug where some architectures use
- more than the Linux default of an 8k alternate stack when deciding
- if a fault was caused by stack overflow. */
--# undef SIGSTKSZ
--# define SIGSTKSZ 16384
-+#define get_sigstksz() ((SIGSTKSZ) < 16384 ? 16384 : (SIGSTKSZ))
-+#else
-+#define get_sigstksz() ((SIGSTKSZ))
- #endif
-
- #include <stdlib.h>
-@@ -131,7 +132,8 @@ die (int signo)
- /* Storage for the alternate signal stack. */
- static union
- {
-- char buffer[SIGSTKSZ];
-+ /* allocate buffer with size from get_sigstksz() */
-+ char *buffer;
-
- /* These other members are for proper alignment. There's no
- standard way to guarantee stack alignment, but this seems enough
-@@ -203,10 +205,11 @@ c_stack_action (void (*action) (int))
- program_error_message = _("program error");
- stack_overflow_message = _("stack overflow");
-
-+ alternate_signal_stack.buffer = malloc(get_sigstksz());
- /* Always install the overflow handler. */
- if (stackoverflow_install_handler (overflow_handler,
- alternate_signal_stack.buffer,
-- sizeof alternate_signal_stack.buffer))
-+ get_sigstksz()))
- {
- errno = ENOTSUP;
- return -1;
-@@ -279,14 +282,15 @@ c_stack_action (void (*action) (int))
- stack_t st;
- struct sigaction act;
- st.ss_flags = 0;
-+ alternate_signal_stack.buffer = malloc(get_sigstksz());
- # if SIGALTSTACK_SS_REVERSED
- /* Irix mistakenly treats ss_sp as the upper bound, rather than
- lower bound, of the alternate stack. */
-- st.ss_sp = alternate_signal_stack.buffer + SIGSTKSZ - sizeof (void *);
-- st.ss_size = sizeof alternate_signal_stack.buffer - sizeof (void *);
-+ st.ss_sp = alternate_signal_stack.buffer + get_sigstksz() - sizeof (void *);
-+ st.ss_size = get_sigstksz() - sizeof (void *);
- # else
- st.ss_sp = alternate_signal_stack.buffer;
-- st.ss_size = sizeof alternate_signal_stack.buffer;
-+ st.ss_size = get_sigstksz();
- # endif
- r = sigaltstack (&st, NULL);
- if (r != 0)
---
-2.31.1
-