2023-05-05 15:43:57 +08:00
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From: Pino Toscano <toscano.pino@tiscali.it>
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Date: Fri, 5 May 2023 07:44:33 +0000
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Subject: Avoid unconditional PATH_MAX usage
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2022-04-25 22:03:04 +08:00
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Forwarded: no
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Last-Update: 2020-04-19
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2023-05-05 15:43:57 +08:00
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Use a "safe" size in case PATH_MAX is not defined; in the end, this should not
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be used, as a allocating realpath() will be used instead.
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---
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src/corelib/io/qfilesystemengine_unix.cpp | 4 ++++
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1 file changed, 4 insertions(+)
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diff --git a/src/corelib/io/qfilesystemengine_unix.cpp b/src/corelib/io/qfilesystemengine_unix.cpp
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index 58e06ee..b0e123a 100644
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2022-04-25 22:03:04 +08:00
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--- a/src/corelib/io/qfilesystemengine_unix.cpp
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+++ b/src/corelib/io/qfilesystemengine_unix.cpp
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2023-05-05 15:43:57 +08:00
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@@ -689,7 +689,11 @@ QFileSystemEntry QFileSystemEngine::canonicalName(const QFileSystemEntry &entry,
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2022-04-25 22:03:04 +08:00
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Q_UNUSED(data);
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return QFileSystemEntry(slowCanonicalized(absoluteName(entry).filePath()));
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#else
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+#ifdef PATH_MAX
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char stack_result[PATH_MAX+1];
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+#else
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+ char stack_result[4096+1];
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+#endif
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char *resolved_name = nullptr;
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# if defined(Q_OS_DARWIN) || defined(Q_OS_ANDROID)
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// On some Android and macOS versions, realpath() will return a path even if
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