| Andrew Geissler | 9aee500 | 2022-03-30 16:27:02 +0000 | [diff] [blame^] | 1 | From 981385237834bdf3e468421147eece68d9bfc7e7 Mon Sep 17 00:00:00 2001 |
| 2 | From: Khem Raj <raj.khem@gmail.com> |
| 3 | Date: Fri, 25 Mar 2022 13:34:26 -0700 |
| 4 | Subject: [PATCH] mcontext is not a standard layout so glibc and musl differ |
| 5 | |
| 6 | This is already applied to libsigsegv upstream, hopefully next version |
| 7 | of grep will update its internal copy and we can drop this patch |
| 8 | |
| 9 | Upstream-Status: Backport [https://git.savannah.gnu.org/gitweb/?p=libsigsegv.git;a=commitdiff;h=a6ff69873110c0a8ba6f7fd90532dbc11224828c] |
| 10 | Signed-off-by: Khem Raj <raj.khem@gmail.com> |
| 11 | --- |
| 12 | lib/sigsegv.c | 4 ++-- |
| 13 | 1 file changed, 2 insertions(+), 2 deletions(-) |
| 14 | |
| 15 | diff --git a/lib/sigsegv.c b/lib/sigsegv.c |
| 16 | index 998c827..b6f4841 100644 |
| 17 | --- a/lib/sigsegv.c |
| 18 | +++ b/lib/sigsegv.c |
| 19 | @@ -219,8 +219,8 @@ int libsigsegv_version = LIBSIGSEGV_VERSION; |
| 20 | # define SIGSEGV_FAULT_STACKPOINTER ((ucontext_t *) ucp)->uc_mcontext.gp_regs[1] |
| 21 | # else /* 32-bit */ |
| 22 | /* both should be equivalent */ |
| 23 | -# if 0 |
| 24 | -# define SIGSEGV_FAULT_STACKPOINTER ((ucontext_t *) ucp)->uc_mcontext.regs->gpr[1] |
| 25 | +# if ! defined __GLIBC__ |
| 26 | +# define SIGSEGV_FAULT_STACKPOINTER ((ucontext_t *) ucp)->uc_regs->gregs[1] |
| 27 | # else |
| 28 | # define SIGSEGV_FAULT_STACKPOINTER ((ucontext_t *) ucp)->uc_mcontext.uc_regs->gregs[1] |
| 29 | # endif |
| 30 | -- |
| 31 | 2.35.1 |
| 32 | |