1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
|
https://sourceware.org/bugzilla/show_bug.cgi?id=21002
--- a/lib/system.h
+++ b/lib/system.h
@@ -30,7 +30,18 @@
#define LIB_SYSTEM_H 1
#include <errno.h>
-#include <error.h>
+#ifdef HAVE_ERROR_H
+#include "error.h"
+#else
+#include "err.h"
+#include <stdio.h>
+#define error(status, errno, ...) \
+ do { \
+ fflush(stdout); \
+ warn(__VA_ARGS__); \
+ if (status) exit(status); \
+ } while(0)
+#endif
#include <stddef.h>
#include <stdint.h>
#include <sys/param.h>
@@ -38,6 +49,10 @@
#include <byteswap.h>
#include <unistd.h>
+#ifndef __GLIBC__
+#define canonicalize_file_name(name) realpath(name,NULL)
+#endif
+
#if __BYTE_ORDER == __LITTLE_ENDIAN
# define LE32(n) (n)
# define LE64(n) (n)
--- a/libdw/libdw_alloc.c
+++ b/libdw/libdw_alloc.c
@@ -73,5 +73,5 @@ __attribute ((noreturn)) attribute_hidde
__libdw_oom (void)
{
while (1)
- error (EXIT_FAILURE, ENOMEM, "libdw");
+ error (EXIT_FAILURE, errno, gettext ("cannot allocate memory"));
}
--- a/libdwfl/dwfl_error.c
+++ b/libdwfl/dwfl_error.c
@@ -140,6 +140,7 @@ __libdwfl_seterrno (Dwfl_Error error)
const char *
dwfl_errmsg (int error)
{
+ static __thread char s[64] = "";
if (error == 0 || error == -1)
{
int last_error = global_error;
@@ -154,7 +155,8 @@ dwfl_errmsg (int error)
switch (error &~ 0xffff)
{
case OTHER_ERROR (ERRNO):
- return strerror_r (error & 0xffff, "bad", 0);
+ strerror_r (error & 0xffff, s, sizeof(s));
+ return s;
case OTHER_ERROR (LIBELF):
return elf_errmsg (error & 0xffff);
case OTHER_ERROR (LIBDW):
|
