tools/build/feature/test-libunwind.c

Source file repositories/reference/linux-study-clean/tools/build/feature/test-libunwind.c

File Facts

System
Linux kernel
Corpus path
tools/build/feature/test-libunwind.c
Extension
.c
Size
747 bytes
Lines
29
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: implementation source
Status
source implementation candidate

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0
#include <libunwind.h>
#include <stdlib.h>

extern int UNW_OBJ(dwarf_search_unwind_table) (unw_addr_space_t as,
                                      unw_word_t ip,
                                      unw_dyn_info_t *di,
                                      unw_proc_info_t *pi,
                                      int need_unwind_info, void *arg);


#define dwarf_search_unwind_table UNW_OBJ(dwarf_search_unwind_table)

static unw_accessors_t accessors;

int main(void)
{
	unw_addr_space_t addr_space;

	addr_space = unw_create_addr_space(&accessors, 0);
	if (addr_space)
		return 0;

	unw_init_remote(NULL, addr_space, NULL);
	dwarf_search_unwind_table(addr_space, 0, NULL, NULL, 0, NULL);

	return 0;
}

Annotation

Implementation Notes