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authorJeremy Hylton <jeremy@alum.mit.edu>2001-10-16 21:23:58 (GMT)
committerJeremy Hylton <jeremy@alum.mit.edu>2001-10-16 21:23:58 (GMT)
commit9bc9d66eb1fed286693154405cc4c18626eff09e (patch)
tree6c16b6d5d2d06144f0867c6c5f75481cc874f22f /Modules
parent9714f99d60f5cb65fb63e084facd161937e7dc6d (diff)
downloadcpython-9bc9d66eb1fed286693154405cc4c18626eff09e.zip
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Remove many calls to set MemoryError exceptions.
When PyString_FromStringAndSize() and _PyString_Resize() fail, they set an exception. There's no need to set a new exception.
Diffstat (limited to 'Modules')
-rw-r--r--Modules/zlibmodule.c32
1 files changed, 4 insertions, 28 deletions
diff --git a/Modules/zlibmodule.c b/Modules/zlibmodule.c
index 7a9dcf0..6dd8c29 100644
--- a/Modules/zlibmodule.c
+++ b/Modules/zlibmodule.c
@@ -145,8 +145,6 @@ PyZlib_compress(PyObject *self, PyObject *args)
{
PyErr_SetString(PyExc_MemoryError,
"Can't allocate memory to compress data");
- free(output);
-
return NULL;
}
@@ -266,11 +264,8 @@ PyZlib_decompress(PyObject *self, PyObject *args)
zst.avail_in = length;
zst.avail_out = r_strlen;
- if (!(result_str = PyString_FromStringAndSize(NULL, r_strlen))) {
- PyErr_SetString(PyExc_MemoryError,
- "Can't allocate memory to decompress data");
+ if (!(result_str = PyString_FromStringAndSize(NULL, r_strlen)))
return NULL;
- }
/* Past the point of no return. From here on out, we need to make sure
we clean up mallocs & INCREFs. */
@@ -334,8 +329,6 @@ PyZlib_decompress(PyObject *self, PyObject *args)
case(Z_OK):
/* need more memory */
if (_PyString_Resize(&result_str, r_strlen << 1) == -1) {
- PyErr_SetString(PyExc_MemoryError,
- "Out of memory while decompressing data");
inflateEnd(&zst);
result_str = NULL;
return_error = 1;
@@ -528,11 +521,8 @@ PyZlib_objcompress(compobject *self, PyObject *args)
if (PyString_AsStringAndSize(inputString, (char**)&input, &inplen) == -1)
return NULL;
- if (!(RetVal = PyString_FromStringAndSize(NULL, length))) {
- PyErr_SetString(PyExc_MemoryError,
- "Can't allocate memory to compress data");
+ if (!(RetVal = PyString_FromStringAndSize(NULL, length)))
return NULL;
- }
ENTER_ZLIB
@@ -554,8 +544,6 @@ PyZlib_objcompress(compobject *self, PyObject *args)
so extend the output buffer and try again */
while (err == Z_OK && self->zst.avail_out == 0) {
if (_PyString_Resize(&RetVal, length << 1) == -1) {
- PyErr_SetString(PyExc_MemoryError,
- "Can't allocate memory to compress data");
return_error = 1;
break;
}
@@ -635,11 +623,8 @@ PyZlib_objdecompress(compobject *self, PyObject *args)
/* limit amount of data allocated to max_length */
if (max_length && length > max_length)
length = max_length;
- if (!(RetVal = PyString_FromStringAndSize(NULL, length))) {
- PyErr_SetString(PyExc_MemoryError,
- "Can't allocate memory to compress data");
+ if (!(RetVal = PyString_FromStringAndSize(NULL, length)))
return NULL;
- }
ENTER_ZLIB
return_error = 0;
@@ -673,8 +658,6 @@ PyZlib_objdecompress(compobject *self, PyObject *args)
length = max_length;
if (_PyString_Resize(&RetVal, length) == -1) {
- PyErr_SetString(PyExc_MemoryError,
- "Can't allocate memory to compress data");
return_error = 1;
break;
}
@@ -709,8 +692,6 @@ PyZlib_objdecompress(compobject *self, PyObject *args)
self->unused_data = PyString_FromStringAndSize(
(char *)self->zst.next_in, self->zst.avail_in);
if (self->unused_data == NULL) {
- PyErr_SetString(PyExc_MemoryError,
- "Can't allocate memory to unused_data");
Py_DECREF(RetVal);
return_error = 1;
}
@@ -769,11 +750,8 @@ PyZlib_flush(compobject *self, PyObject *args)
return PyString_FromStringAndSize(NULL, 0);
}
- if (!(RetVal = PyString_FromStringAndSize(NULL, length))) {
- PyErr_SetString(PyExc_MemoryError,
- "Can't allocate memory to compress data");
+ if (!(RetVal = PyString_FromStringAndSize(NULL, length)))
return NULL;
- }
ENTER_ZLIB
@@ -792,8 +770,6 @@ PyZlib_flush(compobject *self, PyObject *args)
so extend the output buffer and try again */
while (err == Z_OK && self->zst.avail_out == 0) {
if (_PyString_Resize(&RetVal, length << 1) == -1) {
- PyErr_SetString(PyExc_MemoryError,
- "Can't allocate memory to compress data");
return_error = 1;
break;
}