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-rw-r--r--Misc/NEWS4
-rw-r--r--PC/_msi.c15
2 files changed, 16 insertions, 3 deletions
diff --git a/Misc/NEWS b/Misc/NEWS
index 2599b82..ed646ad 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -48,6 +48,10 @@ Core and Builtins
Library
-------
+- Issue #21931: msilib.FCICreate() now raises TypeError in the case of a bad
+ argument instead of a ValueError with a bogus FCI error number.
+ Patch by Jeffrey Armstrong.
+
- Issue #23796: peak and read1 methods of BufferedReader now raise ValueError
if they called on a closed object. Patch by John Hergenroeder.
diff --git a/PC/_msi.c b/PC/_msi.c
index 6a99b40..86a5943 100644
--- a/PC/_msi.c
+++ b/PC/_msi.c
@@ -243,8 +243,13 @@ static PyObject* fcicreate(PyObject* obj, PyObject* args)
for (i=0; i < PyList_GET_SIZE(files); i++) {
PyObject *item = PyList_GET_ITEM(files, i);
char *filename, *cabname;
- if (!PyArg_ParseTuple(item, "ss", &filename, &cabname))
- goto err;
+
+ if (!PyArg_ParseTuple(item, "ss", &filename, &cabname)) {
+ PyErr_SetString(PyExc_TypeError, "FCICreate expects a list of tuples containing two strings");
+ FCIDestroy(hfci);
+ return NULL;
+ }
+
if (!FCIAddFile(hfci, filename, cabname, FALSE,
cb_getnextcabinet, cb_status, cb_getopeninfo,
tcompTYPE_MSZIP))
@@ -260,7 +265,11 @@ static PyObject* fcicreate(PyObject* obj, PyObject* args)
Py_INCREF(Py_None);
return Py_None;
err:
- PyErr_Format(PyExc_ValueError, "FCI error %d", erf.erfOper); /* XXX better error type */
+ if(erf.fError)
+ PyErr_Format(PyExc_ValueError, "FCI error %d", erf.erfOper); /* XXX better error type */
+ else
+ PyErr_SetString(PyExc_ValueError, "FCI general error");
+
FCIDestroy(hfci);
return NULL;
}