summaryrefslogtreecommitdiffstats
path: root/patches/source/glibc/glibc.ldd.trace.through.dynamic.linker.diff
blob: 6b1f5c84323745b62005109b1c80f4fcd517d3a0 (plain) (blame)
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
2009-11-08  Aurelien Jarno  <aurelien@aurel32.net>

	* elf/ldd.bash.in: also handle error code 126 (ld.so non
	executable). Always trace dynamic library dependencies through
	the dynamic linker.

--- a/elf/ldd.bash.in
+++ b/elf/ldd.bash.in
@@ -153,8 +153,6 @@ for file do
     echo "ldd: ${file}:" $"not regular file" >&2
     result=1
   elif test -r "$file"; then
-    test -x "$file" || echo 'ldd:' $"\
-warning: you do not have execution permission for" "\`$file'" >&2
     RTLD=
     ret=1
     for rtld in ${RTLDLIST}; do
@@ -167,28 +165,16 @@ warning: you do not have execution permission for" "\`$file'" >&2
       fi
     done
     case $ret in
-    0)
-      # If the program exits with exit code 5, it means the process has been
-      # invoked with __libc_enable_secure.  Fall back to running it through
-      # the dynamic linker.
-      try_trace "$file"
-      rc=$?
-      if [ $rc = 5 ]; then
-	try_trace "$RTLD" "$file"
-	rc=$?
-      fi
-      [ $rc = 0 ] || result=1
+    0|2)
+      try_trace "$RTLD" "$file" || result=1
       ;;
-    1)
+    1|126)
       # This can be a non-ELF binary or no binary at all.
       nonelf "$file" || {
 	echo $"	not a dynamic executable"
 	result=1
       }
       ;;
-    2)
-      try_trace "$RTLD" "$file" || result=1
-      ;;
     *)
       echo 'ldd:' ${RTLD} $"exited with unknown exit code" "($ret)" >&2
       exit 1