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Stop relying on implicit I/O success in COBOL. Learn how to use the FILE STATUS clause to implement deterministic error handling and prevent data corruption during batch processing.
Goal Establish a repeatable, version-stable rule for how GnuCOBOL resolves COPY statements when both -I command-line flags and the COBCPY environment variable are present in a containerized CI/CD pipeline. Constraints and Uncertainty The GnuCOBOL manual documents both mechanisms but does not define their relative precedence. Empirical testing suggests -I dir
cobol