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Mark calibre as long path aware on Windows

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Python 3.8 is supposedly long path aware and calibre itself does not use
MAX_PATH except in a few functions in the launcher/installer, and a
couple in winutil. So hopefully this means we are long path capable.
This commit is contained in:
Kovid Goyal 2020-10-24 09:02:56 +05:30
parent fee0353451
commit 73df11e69e
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GPG Key ID: 06BC317B515ACE7C
2 changed files with 13 additions and 13 deletions
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19
bypy/windows/__main__.py
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@ -66,7 +66,7 @@ SUPPORTED_OS = {
EXE_MANIFEST = '''\
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
<trustInfo xmlns="urn:schemas-microsoft-com:asm.v3">
<security>
<requestedPrivileges>
@ -75,14 +75,17 @@ EXE_MANIFEST = '''\
</security>
</trustInfo>
<compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1">
<application>
<supportedOS Id="{w7}"/>
<supportedOS Id="{w8}"/>
<supportedOS Id="{w81}"/>
<supportedOS Id="{w10}"/>
</application>
<application xmlns="urn:schemas-microsoft-com:asm.v3">
<supportedOS Id="{w7}"/>
<supportedOS Id="{w8}"/>
<supportedOS Id="{w81}"/>
<supportedOS Id="{w10}"/>
<windowsSettings xmlns:ws2="http://schemas.microsoft.com/SMI/2016/WindowsSettings">
<ws2:longPathAware>true</ws2:longPathAware>
</windowsSettings>
</application>
</compatibility>
</assembly>
</assembly>
'''.format(**SUPPORTED_OS)

7
src/calibre/utils/windows/winutil.cpp
View File

@ -351,12 +351,9 @@ winutil_username(PyObject *self) {
static PyObject *
winutil_temp_path(PyObject *self) {
wchar_t buf[MAX_PATH + 1] = {0};
wchar_t buf[MAX_PATH + 8] = {0};
DWORD sz = sizeof(buf)/sizeof(buf[0]);
if (!GetTempPath(sz, buf)) {
PyErr_SetFromWindowsErr(0);
return NULL;
}
if (!GetTempPathW(sz, buf)) return PyErr_SetFromWindowsErr(0);
return PyUnicode_FromWideChar(buf, -1);
}