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WASI: Access to EEXIST through a stub getter function #800

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Merged
merged 1 commit into from
Nov 3, 2024
Merged

WASI: Access to EEXIST through a stub getter function #800

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2 changes: 1 addition & 1 deletion Sources/Testing/Attachments/Test.Attachment.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -246,7 +246,7 @@ extension Test.Attachment {
file = try FileHandle(atPath: preferredPath, mode: "wxb")
result = preferredPath
break
} catch let error as CError where error.rawValue == EEXIST {
} catch let error as CError where error.rawValue == swt_EEXIST() {
// Try again with a new suffix.
continue
} catch where usingPreferredName {
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8 changes: 8 additions & 0 deletions Sources/_TestingInternals/include/Stubs.h
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Expand Up @@ -154,6 +154,14 @@ static int swt_siginfo_t_si_status(const siginfo_t *siginfo) {
#endif
#endif

/// Get the value of `EEXIST`.
///
/// This function is provided because `EEXIST` is a complex macro in wasi-libc
/// and cannot be imported directly into Swift.
static int swt_EEXIST(void) {
return EEXIST;
}

SWT_ASSUME_NONNULL_END

#endif