summaryrefslogtreecommitdiffstats
path: root/meta/recipes-devtools/m4/m4/0001-sigsegv-Fix-build-on-ppc-musl.patch
diff options
context:
space:
mode:
Diffstat (limited to 'meta/recipes-devtools/m4/m4/0001-sigsegv-Fix-build-on-ppc-musl.patch')
-rw-r--r--meta/recipes-devtools/m4/m4/0001-sigsegv-Fix-build-on-ppc-musl.patch37
1 files changed, 37 insertions, 0 deletions
diff --git a/meta/recipes-devtools/m4/m4/0001-sigsegv-Fix-build-on-ppc-musl.patch b/meta/recipes-devtools/m4/m4/0001-sigsegv-Fix-build-on-ppc-musl.patch
new file mode 100644
index 0000000000..04320de63a
--- /dev/null
+++ b/meta/recipes-devtools/m4/m4/0001-sigsegv-Fix-build-on-ppc-musl.patch
@@ -0,0 +1,37 @@
+From 36d5e26f606e070553eb0fff1f738e61970be5d7 Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Wed, 9 Mar 2022 20:22:20 -0800
+Subject: [PATCH] sigsegv: Fix build on ppc/musl
+
+mcontext is not a standard layout so glibc and musl differ sadly.
+
+Fixes
+../../m4-1.4.19/lib/sigsegv.c: In function 'sigsegv_handler': ../../m4-1.4.19/lib/sigsegv.c:223:75: error: 'mcontext_t' has no member named 'uc_regs'; did you mean 'gregs'? 223 | # define SIGSEGV_FAULT_STACKPOINTER ((ucontext_t *) ucp)->uc_mcontext.uc_regs->gregs[1] | ^~~~~~~
+
+Upstream-Status: Submitted [https://lists.gnu.org/archive/html/m4-patches/2022-03/msg00000.html]
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ lib/sigsegv.c | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/lib/sigsegv.c b/lib/sigsegv.c
+index 696a152..fa0c465 100644
+--- a/lib/sigsegv.c
++++ b/lib/sigsegv.c
+@@ -217,10 +217,10 @@ int libsigsegv_version = LIBSIGSEGV_VERSION;
+ # define SIGSEGV_FAULT_STACKPOINTER ((ucontext_t *) ucp)->uc_mcontext.gp_regs[1]
+ # else /* 32-bit */
+ /* both should be equivalent */
+-# if 0
+-# define SIGSEGV_FAULT_STACKPOINTER ((ucontext_t *) ucp)->uc_mcontext.regs->gpr[1]
++# if ! defined __GLIBC__
++# define SIGSEGV_FAULT_STACKPOINTER ((ucontext_t *) ucp)->uc_regs->gregs[1]
+ # else
+-# define SIGSEGV_FAULT_STACKPOINTER ((ucontext_t *) ucp)->uc_mcontext.uc_regs->gregs[1]
++# define SIGSEGV_FAULT_STACKPOINTER ((ucontext_t *) ucp)->uc_mcontext.uc_regs->gregs[1]
+ # endif
+ # endif
+
+--
+2.35.1
+