aboutsummaryrefslogtreecommitdiffstats
path: root/main/libc0.9.32/uclibc-generic-backtrace.patch
diff options
context:
space:
mode:
Diffstat (limited to 'main/libc0.9.32/uclibc-generic-backtrace.patch')
-rw-r--r--main/libc0.9.32/uclibc-generic-backtrace.patch262
1 files changed, 0 insertions, 262 deletions
diff --git a/main/libc0.9.32/uclibc-generic-backtrace.patch b/main/libc0.9.32/uclibc-generic-backtrace.patch
deleted file mode 100644
index 13281a9491..0000000000
--- a/main/libc0.9.32/uclibc-generic-backtrace.patch
+++ /dev/null
@@ -1,262 +0,0 @@
-From 7b5b79f09f0bffe1fccda00d4c5cdf7a7be45413 Mon Sep 17 00:00:00 2001
-From: Carmelo Amoroso <carmelo.amoroso@st.com>
-Date: Fri, 22 Apr 2011 10:55:43 +0000
-Subject: libubacktrace: generic implementation based dwarf
-
-Use the initial implementation for SH4 based on dwarf for all archs.
-Indeed there are not obvious reason for which it should not work in general.
-
-Signed-off-by: Carmelo Amoroso <carmelo.amoroso@st.com>
----
-diff --git a/libubacktrace/Makefile.in b/libubacktrace/Makefile.in
-index c1dd5d7..fac684e 100644
---- a/libubacktrace/Makefile.in
-+++ b/libubacktrace/Makefile.in
-@@ -18,29 +18,16 @@ libubacktrace_FULL_NAME := libubacktrace-$(VERSION).so
-
- libubacktrace_DIR := $(top_srcdir)libubacktrace
- libubacktrace_OUT := $(top_builddir)libubacktrace
--libubacktrace_ARCH_DIR := $(libubacktrace_DIR)/sysdeps/$(TARGET_ARCH)
--libubacktrace_ARCH_OUT := $(libubacktrace_OUT)/sysdeps/$(TARGET_ARCH)
--
---include $(libubacktrace_ARCH_DIR)/Makefile.arch
-
- libubacktrace_SRC-y :=
- libubacktrace_SRC-$(UCLIBC_HAS_BACKTRACE) := backtrace.c backtracesyms.c backtracesymsfd.c
-
--CFLAGS-libubacktrace/sysdeps/$(TARGET_ARCH)/ := $(CFLAGS-libubacktrace)
--
--# remove generic sources, if arch specific version is present
--ifneq ($(strip $(libubacktrace_ARCH_SRC-y)),)
--libubacktrace_SRC-y := $(filter-out $(notdir $(libubacktrace_ARCH_SRC-y)),$(libubacktrace_SRC-y))
--libubacktrace_ARCH_SRC := $(addprefix $(libubacktrace_ARCH_DIR)/,$(libubacktrace_ARCH_SRC-y))
--libubacktrace_ARCH_OBJ := $(patsubst $(libubacktrace_ARCH_DIR)/%.c,$(libubacktrace_ARCH_OUT)/%.o,$(libubacktrace_ARCH_SRC))
--endif
--
-+# -fexections is required for backtrace to work using dwarf2
-+CFLAGS-backtrace.c := -fexceptions
-
--libubacktrace_SRC := $(addprefix $(libubacktrace_DIR)/,$(libubacktrace_SRC-y))
--libubacktrace_OBJ := $(patsubst $(libubacktrace_DIR)/%.c,$(libubacktrace_OUT)/%.o,$(libubacktrace_SRC))
-
--libubacktrace_SRCS := $(libubacktrace_SRC) $(libubacktrace_ARCH_SRC)
--libubacktrace_OBJS := $(libubacktrace_OBJ) $(libubacktrace_ARCH_OBJ)
-+libubacktrace_SRCS := $(addprefix $(libubacktrace_DIR)/,$(libubacktrace_SRC-y))
-+libubacktrace_OBJS := $(patsubst $(libubacktrace_DIR)/%.c,$(libubacktrace_OUT)/%.o,$(libubacktrace_SRCS))
-
- ifeq ($(DOPIC),y)
- libubacktrace-a-y := $(libubacktrace_OBJS:.o=.os)
-diff --git a/libubacktrace/backtrace.c b/libubacktrace/backtrace.c
-index 8721800..18b91b1 100644
---- a/libubacktrace/backtrace.c
-+++ b/libubacktrace/backtrace.c
-@@ -4,16 +4,81 @@
- * User application that wants to use backtrace needs to be
- * compiled with -fexceptions option and -rdynamic to get full
- * symbols printed.
--
-- * Copyright (C) 2010 STMicroelectronics Ltd
-+ *
-+ * Copyright (C) 2009, 2010 STMicroelectronics Ltd.
-+ *
-+ * Author(s): Giuseppe Cavallaro <peppe.cavallaro@st.com>
-+ * - Initial implementation for glibc
-+ *
- * Author(s): Carmelo Amoroso <carmelo.amoroso@st.com>
-+ * - Reworked for uClibc
-+ * - use dlsym/dlopen from libdl
-+ * - rewrite initialisation to not use libc_once
-+ * - make it available in static link too
- *
- * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
- *
- */
--#error "Arch specific implementation must be provided to properly work"
--int backtrace (void **array, int size)
-+
-+#include <execinfo.h>
-+#include <dlfcn.h>
-+#include <stdlib.h>
-+#include <unwind.h>
-+#include <assert.h>
-+#include <stdio.h>
-+
-+struct trace_arg
- {
-- return -1;
-+ void **array;
-+ int cnt, size;
-+};
-+
-+static _Unwind_Reason_Code (*unwind_backtrace) (_Unwind_Trace_Fn, void *);
-+static _Unwind_Ptr (*unwind_getip) (struct _Unwind_Context *);
-+
-+static void backtrace_init (void)
-+{
-+ void *handle = dlopen ("libgcc_s.so.1", RTLD_LAZY);
-+
-+ if (handle == NULL
-+ || ((unwind_backtrace = dlsym (handle, "_Unwind_Backtrace")) == NULL)
-+ || ((unwind_getip = dlsym (handle, "_Unwind_GetIP")) == NULL)) {
-+ printf("libgcc_s.so.1 must be installed for backtrace to work\n");
-+ abort();
-+ }
- }
-
-+static _Unwind_Reason_Code
-+backtrace_helper (struct _Unwind_Context *ctx, void *a)
-+{
-+ struct trace_arg *arg = a;
-+
-+ assert (unwind_getip != NULL);
-+
-+ /* We are first called with address in the __backtrace function. Skip it. */
-+ if (arg->cnt != -1)
-+ arg->array[arg->cnt] = (void *) unwind_getip (ctx);
-+ if (++arg->cnt == arg->size)
-+ return _URC_END_OF_STACK;
-+ return _URC_NO_REASON;
-+}
-+
-+/*
-+ * Perform stack unwinding by using the _Unwind_Backtrace.
-+ *
-+ * User application that wants to use backtrace needs to be
-+ * compiled with -fexceptions option and -rdynamic to get full
-+ * symbols printed.
-+ */
-+int backtrace (void **array, int size)
-+{
-+ struct trace_arg arg = { .array = array, .size = size, .cnt = -1 };
-+
-+ if (unwind_backtrace == NULL)
-+ backtrace_init();
-+
-+ if (size >= 1)
-+ unwind_backtrace (backtrace_helper, &arg);
-+
-+ return arg.cnt != -1 ? arg.cnt : 0;
-+}
-diff --git a/libubacktrace/sysdeps/sh/Makefile.arch b/libubacktrace/sysdeps/sh/Makefile.arch
-deleted file mode 100644
-index 9b0de38..0000000
---- a/libubacktrace/sysdeps/sh/Makefile.arch
-+++ b/dev/null
-@@ -1,12 +0,0 @@
--# Makefile for uClibc (sh/libubacktrace)
--#
--# Copyright (C) 2010 STMicroelectronics Ltd
--# Author: Carmelo Amoroso <carmelo.amoroso@st.com>
--
--# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
--#
--
--libubacktrace_ARCH_SRC-y := backtrace.c
--
--# -fexections is required for backtrace to work using dwarf2
--CFLAGS-backtrace.c := -fexceptions
-diff --git a/libubacktrace/sysdeps/sh/backtrace.c b/libubacktrace/sysdeps/sh/backtrace.c
-deleted file mode 100644
-index 18b91b1..0000000
---- a/libubacktrace/sysdeps/sh/backtrace.c
-+++ b/dev/null
-@@ -1,84 +0,0 @@
--/*
-- * Perform stack unwinding by using the _Unwind_Backtrace.
-- *
-- * User application that wants to use backtrace needs to be
-- * compiled with -fexceptions option and -rdynamic to get full
-- * symbols printed.
-- *
-- * Copyright (C) 2009, 2010 STMicroelectronics Ltd.
-- *
-- * Author(s): Giuseppe Cavallaro <peppe.cavallaro@st.com>
-- * - Initial implementation for glibc
-- *
-- * Author(s): Carmelo Amoroso <carmelo.amoroso@st.com>
-- * - Reworked for uClibc
-- * - use dlsym/dlopen from libdl
-- * - rewrite initialisation to not use libc_once
-- * - make it available in static link too
-- *
-- * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
-- *
-- */
--
--#include <execinfo.h>
--#include <dlfcn.h>
--#include <stdlib.h>
--#include <unwind.h>
--#include <assert.h>
--#include <stdio.h>
--
--struct trace_arg
--{
-- void **array;
-- int cnt, size;
--};
--
--static _Unwind_Reason_Code (*unwind_backtrace) (_Unwind_Trace_Fn, void *);
--static _Unwind_Ptr (*unwind_getip) (struct _Unwind_Context *);
--
--static void backtrace_init (void)
--{
-- void *handle = dlopen ("libgcc_s.so.1", RTLD_LAZY);
--
-- if (handle == NULL
-- || ((unwind_backtrace = dlsym (handle, "_Unwind_Backtrace")) == NULL)
-- || ((unwind_getip = dlsym (handle, "_Unwind_GetIP")) == NULL)) {
-- printf("libgcc_s.so.1 must be installed for backtrace to work\n");
-- abort();
-- }
--}
--
--static _Unwind_Reason_Code
--backtrace_helper (struct _Unwind_Context *ctx, void *a)
--{
-- struct trace_arg *arg = a;
--
-- assert (unwind_getip != NULL);
--
-- /* We are first called with address in the __backtrace function. Skip it. */
-- if (arg->cnt != -1)
-- arg->array[arg->cnt] = (void *) unwind_getip (ctx);
-- if (++arg->cnt == arg->size)
-- return _URC_END_OF_STACK;
-- return _URC_NO_REASON;
--}
--
--/*
-- * Perform stack unwinding by using the _Unwind_Backtrace.
-- *
-- * User application that wants to use backtrace needs to be
-- * compiled with -fexceptions option and -rdynamic to get full
-- * symbols printed.
-- */
--int backtrace (void **array, int size)
--{
-- struct trace_arg arg = { .array = array, .size = size, .cnt = -1 };
--
-- if (unwind_backtrace == NULL)
-- backtrace_init();
--
-- if (size >= 1)
-- unwind_backtrace (backtrace_helper, &arg);
--
-- return arg.cnt != -1 ? arg.cnt : 0;
--}
---
-cgit v0.8.2.1
-
-Fix up config file reference.
---- uClibc-0.9.32-rc3.orig/extra/Configs/Config.in
-+++ uClibc-0.9.32-rc3/extra/Configs/Config.in
-@@ -2322,7 +2322,7 @@
-
- config UCLIBC_HAS_BACKTRACE
- bool "Add support for application self-debugging"
-- depends on HAVE_SHARED && TARGET_sh
-+ depends on HAVE_SHARED
- default n
- help
- Answer Y here to compile support for application self-debugging, by adding
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-31 13:26:01 +0000