[llvm] Add sysexits.h header with BSD exit codes (total-18) (PR #126112)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-llvm-support

Author: None (ajayrajsaini)

<details>
<summary>Changes</summary>

This pull request adds a new header file, SysExits.h, to the LLVM project. The header includes 18 BSD exit code.

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Full diff: https://github.com/llvm/llvm-project/pull/126112.diff


1 Files Affected:

- (added) llvm/include/llvm/Support/SysExits.h (+24) 


``````````diff
diff --git a/llvm/include/llvm/Support/SysExits.h b/llvm/include/llvm/Support/SysExits.h
new file mode 100644
index 000000000000000..06b3ada101756e7
--- /dev/null
+++ b/llvm/include/llvm/Support/SysExits.h
@@ -0,0 +1,24 @@
+#ifndef SYSEXITS_H
+#define SYSEXITS_H
+
+// BSD Exit Codes (18 total) — These are the commonly used exit codes without POSIX dependencies
+#define EX_OK         0    // Successful termination
+#define EX_USAGE      64   // Command line usage error
+#define EX_DATAERR    65   // Data format error
+#define EX_NOINPUT    66   // Cannot open input
+#define EX_NOUSER     67   // Addressee unknown
+#define EX_NOHOST     68   // Host name unknown
+#define EX_UNAVAILABLE 69  // Service unavailable
+#define EX_SOFTWARE   70   // Internal software error
+#define EX_OSERR      71   // Operating system error
+#define EX_OSFILE     72   // System file error
+#define EX_CANTCREAT  73   // Cannot create (user) output file
+#define EX_IOERR      74   // Input/output error
+#define EX_TEMPFAIL   75   // Temporary failure, try again
+#define EX_PROTOCOL   76   // Remote protocol error
+#define EX_NOPERM     77   // Permission denied
+#define EX_CONFIG     78   // Configuration error
+#define EX_INTERNAL   80   // Internal error
+#define EX_INVALIDARG 81   // Invalid argument
+
+#endif // SYSEXITS_H

``````````

</details>


https://github.com/llvm/llvm-project/pull/126112