lib/oe/qa: add explicit exception for 'file isn't an ELF'

(From OE-Core rev: 4c1fe0cbcb98b0a69ad5b3a04432055d773ee4ba)

Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 9 insertions, 6 deletions

diff --git a/meta/lib/oe/qa.py b/meta/lib/oe/qa.py
index 2ad6c63bdc..4efa21fd80 100644
--- a/meta/lib/oe/qa.py
+++ b/meta/lib/oe/qa.py
@@ -1,3 +1,6 @@
+class NotELFFileError(Exception):
+    pass
+
 class ELFFile:
     EI_NIDENT = 16
 
@@ -23,7 +26,7 @@ class ELFFile:
     def my_assert(self, expectation, result):
         if not expectation == result:
             #print "'%x','%x' %s" % (ord(expectation), ord(result), self.name)
-            raise ValueError("%s is not an ELF" % self.name)
+            raise NotELFFileError("%s is not an ELF" % self.name)
 
     def __init__(self, name, bits = 0):
         self.name = name
@@ -32,7 +35,7 @@ class ELFFile:
 
     def open(self):
         if not os.path.isfile(self.name):
-            raise ValueError("%s is not a normal file" % self.name)
+            raise NotELFFileError("%s is not a normal file" % self.name)
 
         self.file = file(self.name, "r")
         self.data = self.file.read(ELFFile.EI_NIDENT+4)
@@ -49,24 +52,24 @@ class ELFFile:
                 self.bits = 64
             else:
                 # Not 32-bit or 64.. lets assert
-                raise ValueError("ELF but not 32 or 64 bit.")
+                raise NotELFFileError("ELF but not 32 or 64 bit.")
         elif self.bits == 32:
             self.my_assert(self.data[ELFFile.EI_CLASS], chr(ELFFile.ELFCLASS32))
         elif self.bits == 64:
             self.my_assert(self.data[ELFFile.EI_CLASS], chr(ELFFile.ELFCLASS64))
         else:
-            raise ValueError("Must specify unknown, 32 or 64 bit size.")
+            raise NotELFFileError("Must specify unknown, 32 or 64 bit size.")
         self.my_assert(self.data[ELFFile.EI_VERSION], chr(ELFFile.EV_CURRENT) )
 
         self.sex = self.data[ELFFile.EI_DATA]
         if self.sex == chr(ELFFile.ELFDATANONE):
-            raise ValueError("self.sex == ELFDATANONE")
+            raise NotELFFileError("self.sex == ELFDATANONE")
         elif self.sex == chr(ELFFile.ELFDATA2LSB):
             self.sex = "<"
         elif self.sex == chr(ELFFile.ELFDATA2MSB):
             self.sex = ">"
         else:
-            raise ValueError("Unknown self.sex")
+            raise NotELFFileError("Unknown self.sex")
 
     def osAbi(self):
         return ord(self.data[ELFFile.EI_OSABI])