403 lines
19 KiB
Diff
403 lines
19 KiB
Diff
From a03a4b3c6b906d33c5ef1a15f3d5ca5fff600c76 Mon Sep 17 00:00:00 2001
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From: Stefan Behnel <stefan_ml@behnel.de>
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Date: Fri, 23 Dec 2022 10:46:32 +0100
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Subject: [PATCH] Use "noexcept" modifiers for callback functions and fix some
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exception value declaration bugs found by Cython 3.0.
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---
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src/lxml/extensions.pxi | 6 +++---
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src/lxml/includes/tree.pxd | 10 +++++-----
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src/lxml/includes/xmlerror.pxd | 4 ++--
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src/lxml/includes/xmlparser.pxd | 24 ++++++++++++------------
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src/lxml/parser.pxi | 10 +++++-----
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src/lxml/saxparser.pxi | 26 +++++++++++++-------------
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src/lxml/serializer.pxi | 4 ++--
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src/lxml/xmlerror.pxi | 14 +++++++-------
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src/lxml/xpath.pxi | 2 +-
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9 files changed, 50 insertions(+), 50 deletions(-)
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diff --git a/src/lxml/extensions.pxi b/src/lxml/extensions.pxi
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index 35a321b7a..80e53d7b5 100644
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--- a/src/lxml/extensions.pxi
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+++ b/src/lxml/extensions.pxi
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@@ -393,7 +393,7 @@ cdef tuple LIBXML2_XPATH_ERROR_MESSAGES = (
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b"?? Unknown error ??\n",
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)
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-cdef void _forwardXPathError(void* c_ctxt, xmlerror.xmlError* c_error) with gil:
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+cdef void _forwardXPathError(void* c_ctxt, xmlerror.xmlError* c_error) noexcept with gil:
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cdef xmlerror.xmlError error
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cdef int xpath_code
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if c_error.message is not NULL:
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@@ -414,7 +414,7 @@ cdef void _forwardXPathError(void* c_ctxt, xmlerror.xmlError* c_error) with gil:
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(<_BaseContext>c_ctxt)._error_log._receive(&error)
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-cdef void _receiveXPathError(void* c_context, xmlerror.xmlError* error) nogil:
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+cdef void _receiveXPathError(void* c_context, xmlerror.xmlError* error) noexcept nogil:
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if not __DEBUG:
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return
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if c_context is NULL:
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@@ -851,7 +851,7 @@ cdef void _extension_function_call(_BaseContext context, function,
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# lookup the function by name and call it
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cdef void _xpath_function_call(xpath.xmlXPathParserContext* ctxt,
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- int nargs) with gil:
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+ int nargs) noexcept with gil:
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cdef _BaseContext context
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cdef xpath.xmlXPathContext* rctxt = ctxt.context
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context = <_BaseContext> rctxt.userData
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diff --git a/src/lxml/includes/tree.pxd b/src/lxml/includes/tree.pxd
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index 03d558a33..312537cbd 100644
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--- a/src/lxml/includes/tree.pxd
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+++ b/src/lxml/includes/tree.pxd
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@@ -65,7 +65,7 @@ cdef extern from "libxml/chvalid.h" nogil:
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cdef extern from "libxml/hash.h":
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ctypedef struct xmlHashTable
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- ctypedef void (*xmlHashScanner)(void* payload, void* data, const_xmlChar* name) # may require GIL!
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+ ctypedef void (*xmlHashScanner)(void* payload, void* data, const_xmlChar* name) noexcept # may require GIL!
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void xmlHashScan(xmlHashTable* table, xmlHashScanner f, void* data) nogil
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void* xmlHashLookup(xmlHashTable* table, const_xmlChar* name) nogil
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ctypedef void (*xmlHashDeallocator)(void *payload, xmlChar *name)
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@@ -411,12 +411,12 @@ cdef extern from "libxml/xmlIO.h":
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cdef int xmlOutputBufferClose(xmlOutputBuffer* out) nogil
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ctypedef int (*xmlInputReadCallback)(void* context,
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- char* buffer, int len) nogil
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- ctypedef int (*xmlInputCloseCallback)(void* context) nogil
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+ char* buffer, int len) except -1 nogil
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+ ctypedef int (*xmlInputCloseCallback)(void* context) except -1 nogil
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ctypedef int (*xmlOutputWriteCallback)(void* context,
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- char* buffer, int len)
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- ctypedef int (*xmlOutputCloseCallback)(void* context)
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+ char* buffer, int len) except -1
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+ ctypedef int (*xmlOutputCloseCallback)(void* context) except -1
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cdef xmlOutputBuffer* xmlAllocOutputBuffer(
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xmlCharEncodingHandler* encoder) nogil
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diff --git a/src/lxml/includes/xmlerror.pxd b/src/lxml/includes/xmlerror.pxd
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index c5ac6a0aa..6967378b7 100644
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--- a/src/lxml/includes/xmlerror.pxd
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+++ b/src/lxml/includes/xmlerror.pxd
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@@ -838,9 +838,9 @@ cdef extern from "libxml/xmlerror.h" nogil:
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int int2
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void* node
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- ctypedef void (*xmlGenericErrorFunc)(void* ctxt, char* msg, ...)
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+ ctypedef void (*xmlGenericErrorFunc)(void* ctxt, char* msg, ...) noexcept
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ctypedef void (*xmlStructuredErrorFunc)(void* userData,
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- xmlError* error)
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+ xmlError* error) noexcept
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cdef void xmlSetGenericErrorFunc(
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void* ctxt, xmlGenericErrorFunc func)
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diff --git a/src/lxml/includes/xmlparser.pxd b/src/lxml/includes/xmlparser.pxd
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index 9f3056248..c94212cee 100644
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--- a/src/lxml/includes/xmlparser.pxd
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+++ b/src/lxml/includes/xmlparser.pxd
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@@ -15,37 +15,37 @@ cdef extern from "libxml/parser.h" nogil:
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const_xmlChar** namespaces,
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int nb_attributes,
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int nb_defaulted,
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- const_xmlChar** attributes)
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+ const_xmlChar** attributes) noexcept
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ctypedef void (*endElementNsSAX2Func)(void* ctx,
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const_xmlChar* localname,
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const_xmlChar* prefix,
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- const_xmlChar* URI)
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+ const_xmlChar* URI) noexcept
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- ctypedef void (*startElementSAXFunc)(void* ctx, const_xmlChar* name, const_xmlChar** atts)
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+ ctypedef void (*startElementSAXFunc)(void* ctx, const_xmlChar* name, const_xmlChar** atts) noexcept
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- ctypedef void (*endElementSAXFunc)(void* ctx, const_xmlChar* name)
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+ ctypedef void (*endElementSAXFunc)(void* ctx, const_xmlChar* name) noexcept
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- ctypedef void (*charactersSAXFunc)(void* ctx, const_xmlChar* ch, int len)
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+ ctypedef void (*charactersSAXFunc)(void* ctx, const_xmlChar* ch, int len) noexcept
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- ctypedef void (*cdataBlockSAXFunc)(void* ctx, const_xmlChar* value, int len)
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+ ctypedef void (*cdataBlockSAXFunc)(void* ctx, const_xmlChar* value, int len) noexcept
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- ctypedef void (*commentSAXFunc)(void* ctx, const_xmlChar* value)
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+ ctypedef void (*commentSAXFunc)(void* ctx, const_xmlChar* value) noexcept
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ctypedef void (*processingInstructionSAXFunc)(void* ctx,
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const_xmlChar* target,
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- const_xmlChar* data)
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+ const_xmlChar* data) noexcept
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ctypedef void (*internalSubsetSAXFunc)(void* ctx,
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const_xmlChar* name,
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const_xmlChar* externalID,
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- const_xmlChar* systemID)
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+ const_xmlChar* systemID) noexcept
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- ctypedef void (*endDocumentSAXFunc)(void* ctx)
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+ ctypedef void (*endDocumentSAXFunc)(void* ctx) noexcept
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- ctypedef void (*startDocumentSAXFunc)(void* ctx)
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+ ctypedef void (*startDocumentSAXFunc)(void* ctx) noexcept
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- ctypedef void (*referenceSAXFunc)(void * ctx, const_xmlChar* name)
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+ ctypedef void (*referenceSAXFunc)(void * ctx, const_xmlChar* name) noexcept
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cdef int XML_SAX2_MAGIC
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diff --git a/src/lxml/parser.pxi b/src/lxml/parser.pxi
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index f0c8c6b64..e1e9da9f0 100644
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--- a/src/lxml/parser.pxi
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+++ b/src/lxml/parser.pxi
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@@ -402,10 +402,10 @@ cdef class _FileReaderContext:
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finally:
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return c_byte_count # swallow any exceptions
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-cdef int _readFilelikeParser(void* ctxt, char* c_buffer, int c_size) with gil:
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+cdef int _readFilelikeParser(void* ctxt, char* c_buffer, int c_size) except -1 with gil:
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return (<_FileReaderContext>ctxt).copyToBuffer(c_buffer, c_size)
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-cdef int _readFileParser(void* ctxt, char* c_buffer, int c_size) nogil:
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+cdef int _readFileParser(void* ctxt, char* c_buffer, int c_size) except -1 nogil:
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return stdio.fread(c_buffer, 1, c_size, <stdio.FILE*>ctxt)
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############################################################
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@@ -626,10 +626,10 @@ cdef _initParserContext(_ParserContext context,
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if c_ctxt is not NULL:
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context._initParserContext(c_ctxt)
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-cdef void _forwardParserError(xmlparser.xmlParserCtxt* _parser_context, xmlerror.xmlError* error) with gil:
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+cdef void _forwardParserError(xmlparser.xmlParserCtxt* _parser_context, xmlerror.xmlError* error) noexcept with gil:
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(<_ParserContext>_parser_context._private)._error_log._receive(error)
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-cdef void _receiveParserError(void* c_context, xmlerror.xmlError* error) nogil:
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+cdef void _receiveParserError(void* c_context, xmlerror.xmlError* error) noexcept nogil:
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if __DEBUG:
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if c_context is NULL or (<xmlparser.xmlParserCtxt*>c_context)._private is NULL:
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_forwardError(NULL, error)
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@@ -1207,7 +1207,7 @@ cdef class _BaseParser:
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context.cleanup()
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-cdef void _initSaxDocument(void* ctxt) with gil:
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+cdef void _initSaxDocument(void* ctxt) noexcept with gil:
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xmlparser.xmlSAX2StartDocument(ctxt)
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c_ctxt = <xmlparser.xmlParserCtxt*>ctxt
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c_doc = c_ctxt.myDoc
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diff --git a/src/lxml/saxparser.pxi b/src/lxml/saxparser.pxi
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index 49e72beaf..1737f0801 100644
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--- a/src/lxml/saxparser.pxi
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+++ b/src/lxml/saxparser.pxi
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@@ -294,7 +294,7 @@ cdef void _handleSaxStart(
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const_xmlChar* c_namespace, int c_nb_namespaces,
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const_xmlChar** c_namespaces,
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int c_nb_attributes, int c_nb_defaulted,
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- const_xmlChar** c_attributes) with gil:
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+ const_xmlChar** c_attributes) noexcept with gil:
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cdef int i
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cdef size_t c_len
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c_ctxt = <xmlparser.xmlParserCtxt*>ctxt
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@@ -336,7 +336,7 @@ cdef void _handleSaxTargetStart(
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const_xmlChar* c_namespace, int c_nb_namespaces,
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const_xmlChar** c_namespaces,
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int c_nb_attributes, int c_nb_defaulted,
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- const_xmlChar** c_attributes) with gil:
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+ const_xmlChar** c_attributes) noexcept with gil:
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cdef int i
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cdef size_t c_len
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c_ctxt = <xmlparser.xmlParserCtxt*>ctxt
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@@ -407,7 +407,7 @@ cdef void _handleSaxTargetStart(
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cdef void _handleSaxStartNoNs(void* ctxt, const_xmlChar* c_name,
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- const_xmlChar** c_attributes) with gil:
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+ const_xmlChar** c_attributes) noexcept with gil:
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c_ctxt = <xmlparser.xmlParserCtxt*>ctxt
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if c_ctxt._private is NULL or c_ctxt.disableSAX:
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return
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@@ -426,7 +426,7 @@ cdef void _handleSaxStartNoNs(void* ctxt, const_xmlChar* c_name,
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cdef void _handleSaxTargetStartNoNs(void* ctxt, const_xmlChar* c_name,
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- const_xmlChar** c_attributes) with gil:
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+ const_xmlChar** c_attributes) noexcept with gil:
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c_ctxt = <xmlparser.xmlParserCtxt*>ctxt
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if c_ctxt._private is NULL or c_ctxt.disableSAX:
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return
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@@ -483,7 +483,7 @@ cdef int _pushSaxStartEvent(_SaxParserContext context,
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cdef void _handleSaxEnd(void* ctxt, const_xmlChar* c_localname,
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const_xmlChar* c_prefix,
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- const_xmlChar* c_namespace) with gil:
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+ const_xmlChar* c_namespace) noexcept with gil:
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c_ctxt = <xmlparser.xmlParserCtxt*>ctxt
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if c_ctxt._private is NULL or c_ctxt.disableSAX:
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return
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@@ -506,7 +506,7 @@ cdef void _handleSaxEnd(void* ctxt, const_xmlChar* c_localname,
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return # swallow any further exceptions
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-cdef void _handleSaxEndNoNs(void* ctxt, const_xmlChar* c_name) with gil:
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+cdef void _handleSaxEndNoNs(void* ctxt, const_xmlChar* c_name) noexcept with gil:
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c_ctxt = <xmlparser.xmlParserCtxt*>ctxt
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if c_ctxt._private is NULL or c_ctxt.disableSAX:
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return
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@@ -558,7 +558,7 @@ cdef int _pushSaxEndEvent(_SaxParserContext context,
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return 0
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-cdef void _handleSaxData(void* ctxt, const_xmlChar* c_data, int data_len) with gil:
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+cdef void _handleSaxData(void* ctxt, const_xmlChar* c_data, int data_len) noexcept with gil:
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# can only be called if parsing with a target
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c_ctxt = <xmlparser.xmlParserCtxt*>ctxt
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if c_ctxt._private is NULL or c_ctxt.disableSAX:
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@@ -575,7 +575,7 @@ cdef void _handleSaxData(void* ctxt, const_xmlChar* c_data, int data_len) with g
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cdef void _handleSaxTargetDoctype(void* ctxt, const_xmlChar* c_name,
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const_xmlChar* c_public,
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- const_xmlChar* c_system) with gil:
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+ const_xmlChar* c_system) noexcept with gil:
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# can only be called if parsing with a target
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c_ctxt = <xmlparser.xmlParserCtxt*>ctxt
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if c_ctxt._private is NULL or c_ctxt.disableSAX:
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@@ -592,7 +592,7 @@ cdef void _handleSaxTargetDoctype(void* ctxt, const_xmlChar* c_name,
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return # swallow any further exceptions
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-cdef void _handleSaxStartDocument(void* ctxt) with gil:
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+cdef void _handleSaxStartDocument(void* ctxt) noexcept with gil:
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c_ctxt = <xmlparser.xmlParserCtxt*>ctxt
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if c_ctxt._private is NULL or c_ctxt.disableSAX:
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return
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@@ -608,7 +608,7 @@ cdef void _handleSaxStartDocument(void* ctxt) with gil:
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cdef void _handleSaxTargetPI(void* ctxt, const_xmlChar* c_target,
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- const_xmlChar* c_data) with gil:
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+ const_xmlChar* c_data) noexcept with gil:
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# can only be called if parsing with a target
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c_ctxt = <xmlparser.xmlParserCtxt*>ctxt
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if c_ctxt._private is NULL or c_ctxt.disableSAX:
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@@ -627,7 +627,7 @@ cdef void _handleSaxTargetPI(void* ctxt, const_xmlChar* c_target,
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cdef void _handleSaxPIEvent(void* ctxt, const_xmlChar* target,
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- const_xmlChar* data) with gil:
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+ const_xmlChar* data) noexcept with gil:
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# can only be called when collecting pi events
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c_ctxt = <xmlparser.xmlParserCtxt*>ctxt
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if c_ctxt._private is NULL or c_ctxt.disableSAX:
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@@ -645,7 +645,7 @@ cdef void _handleSaxPIEvent(void* ctxt, const_xmlChar* target,
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return # swallow any further exceptions
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-cdef void _handleSaxTargetComment(void* ctxt, const_xmlChar* c_data) with gil:
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+cdef void _handleSaxTargetComment(void* ctxt, const_xmlChar* c_data) noexcept with gil:
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# can only be called if parsing with a target
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c_ctxt = <xmlparser.xmlParserCtxt*>ctxt
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if c_ctxt._private is NULL or c_ctxt.disableSAX:
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@@ -661,7 +661,7 @@ cdef void _handleSaxTargetComment(void* ctxt, const_xmlChar* c_data) with gil:
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return # swallow any further exceptions
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-cdef void _handleSaxComment(void* ctxt, const_xmlChar* text) with gil:
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+cdef void _handleSaxComment(void* ctxt, const_xmlChar* text) noexcept with gil:
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# can only be called when collecting comment events
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c_ctxt = <xmlparser.xmlParserCtxt*>ctxt
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if c_ctxt._private is NULL or c_ctxt.disableSAX:
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diff --git a/src/lxml/serializer.pxi b/src/lxml/serializer.pxi
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index 79a02829e..e1c76e1ba 100644
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--- a/src/lxml/serializer.pxi
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+++ b/src/lxml/serializer.pxi
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@@ -699,10 +699,10 @@ cdef class _FilelikeWriter:
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finally:
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return retval # and swallow any further exceptions
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-cdef int _writeFilelikeWriter(void* ctxt, char* c_buffer, int length):
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+cdef int _writeFilelikeWriter(void* ctxt, char* c_buffer, int length) except -1:
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return (<_FilelikeWriter>ctxt).write(c_buffer, length)
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-cdef int _closeFilelikeWriter(void* ctxt):
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+cdef int _closeFilelikeWriter(void* ctxt) except -1:
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return (<_FilelikeWriter>ctxt).close()
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cdef _tofilelike(f, _Element element, encoding, doctype, method,
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diff --git a/src/lxml/xmlerror.pxi b/src/lxml/xmlerror.pxi
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index 1b50444fb..793e1d923 100644
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--- a/src/lxml/xmlerror.pxi
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+++ b/src/lxml/xmlerror.pxi
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@@ -634,7 +634,7 @@ def use_global_python_log(PyErrorLog log not None):
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# local log functions: forward error to logger object
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-cdef void _forwardError(void* c_log_handler, xmlerror.xmlError* error) with gil:
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+cdef void _forwardError(void* c_log_handler, xmlerror.xmlError* error) noexcept with gil:
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cdef _BaseErrorLog log_handler
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if c_log_handler is not NULL:
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log_handler = <_BaseErrorLog>c_log_handler
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@@ -645,27 +645,27 @@ cdef void _forwardError(void* c_log_handler, xmlerror.xmlError* error) with gil:
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log_handler._receive(error)
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-cdef void _receiveError(void* c_log_handler, xmlerror.xmlError* error) nogil:
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+cdef void _receiveError(void* c_log_handler, xmlerror.xmlError* error) noexcept nogil:
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# no Python objects here, may be called without thread context !
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if __DEBUG:
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_forwardError(c_log_handler, error)
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-cdef void _receiveXSLTError(void* c_log_handler, char* msg, ...) nogil:
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+cdef void _receiveXSLTError(void* c_log_handler, char* msg, ...) noexcept nogil:
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# no Python objects here, may be called without thread context !
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cdef cvarargs.va_list args
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cvarargs.va_start(args, msg)
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_receiveGenericError(c_log_handler, xmlerror.XML_FROM_XSLT, msg, args)
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cvarargs.va_end(args)
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-cdef void _receiveRelaxNGParseError(void* c_log_handler, char* msg, ...) nogil:
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+cdef void _receiveRelaxNGParseError(void* c_log_handler, char* msg, ...) noexcept nogil:
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# no Python objects here, may be called without thread context !
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cdef cvarargs.va_list args
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cvarargs.va_start(args, msg)
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_receiveGenericError(c_log_handler, xmlerror.XML_FROM_RELAXNGP, msg, args)
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cvarargs.va_end(args)
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-cdef void _receiveRelaxNGValidationError(void* c_log_handler, char* msg, ...) nogil:
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+cdef void _receiveRelaxNGValidationError(void* c_log_handler, char* msg, ...) noexcept nogil:
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# no Python objects here, may be called without thread context !
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cdef cvarargs.va_list args
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cvarargs.va_start(args, msg)
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@@ -673,7 +673,7 @@ cdef void _receiveRelaxNGValidationError(void* c_log_handler, char* msg, ...) no
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cvarargs.va_end(args)
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# dummy function: no log output at all
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-cdef void _nullGenericErrorFunc(void* ctxt, char* msg, ...) nogil:
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+cdef void _nullGenericErrorFunc(void* ctxt, char* msg, ...) noexcept nogil:
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pass
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@@ -694,7 +694,7 @@ cdef void _connectGenericErrorLog(log, int c_domain=-1):
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cdef void _receiveGenericError(void* c_log_handler, int c_domain,
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- char* msg, cvarargs.va_list args) nogil:
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+ char* msg, cvarargs.va_list args) noexcept nogil:
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# no Python objects here, may be called without thread context !
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cdef xmlerror.xmlError c_error
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cdef char* c_text
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diff --git a/src/lxml/xpath.pxi b/src/lxml/xpath.pxi
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index a7cae4bff..704338e89 100644
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--- a/src/lxml/xpath.pxi
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+++ b/src/lxml/xpath.pxi
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@@ -99,7 +99,7 @@ cdef class _XPathContext(_BaseContext):
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cdef void _registerExsltFunctionsForNamespaces(
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- void* _c_href, void* _ctxt, const_xmlChar* c_prefix):
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+ void* _c_href, void* _ctxt, const_xmlChar* c_prefix) noexcept:
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c_href = <const_xmlChar*> _c_href
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ctxt = <xpath.xmlXPathContext*> _ctxt
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