JustOS/linux-6.13/tools/build/feature/test-libdw.c
justuser 02e73b8cd9 up
2025-01-24 17:00:19 +03:00

57 lines
1.0 KiB
C

// SPDX-License-Identifier: GPL-2.0
#include <stdlib.h>
#include <dwarf.h>
#include <elfutils/libdw.h>
#include <elfutils/libdwfl.h>
#include <elfutils/version.h>
int test_libdw(void)
{
Dwarf *dbg = dwarf_begin(0, DWARF_C_READ);
return (long)dbg;
}
int test_libdw_unwind(void)
{
/*
* This function is guarded via: __nonnull_attribute__ (1, 2).
* Passing '1' as arguments value. This code is never executed,
* only compiled.
*/
dwfl_thread_getframes((void *) 1, (void *) 1, NULL);
return 0;
}
int test_libdw_getlocations(void)
{
Dwarf_Addr base, start, end;
Dwarf_Attribute attr;
Dwarf_Op *op;
size_t nops;
ptrdiff_t offset = 0;
return (int)dwarf_getlocations(&attr, offset, &base, &start, &end, &op, &nops);
}
int test_libdw_getcfi(void)
{
Dwarf *dwarf = NULL;
return dwarf_getcfi(dwarf) == NULL;
}
int test_elfutils(void)
{
Dwarf_CFI *cfi = NULL;
dwarf_cfi_end(cfi);
return 0;
}
int main(void)
{
return test_libdw() + test_libdw_unwind() + test_libdw_getlocations() +
test_libdw_getcfi() + test_elfutils();
}