hsyx3952501
83 lines
2.1 KiB
Python
83 lines
2.1 KiB
Python
"""
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JCL Runner - Main entry point.
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Usage: python main.py <jcl_file>
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"""
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import sys
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import argparse
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from pathlib import Path
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from parser import parse_jcl
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from executor import Executor
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def main():
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parser = argparse.ArgumentParser(
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description="JCL Runner - Execute JCL scripts on Windows"
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)
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parser.add_argument("jcl_file", help="Path to JCL script")
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parser.add_argument(
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"--root",
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default=".",
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help="System root directory (default: current dir)",
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)
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parser.add_argument(
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"--cobol-dir",
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default="cobol",
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help="COBOL source directory (relative to root)",
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)
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parser.add_argument(
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"--copybook-dir",
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default="copybooks",
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help="COPYBOOK directory (relative to root)",
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)
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args = parser.parse_args()
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root = Path(args.root).resolve()
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cobol_dir = root / args.cobol_dir
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copybook_dir = root / args.copybook_dir
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# Validate paths
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if not root.exists():
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print(f"ERROR: Root directory not found: {root}")
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sys.exit(1)
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if not cobol_dir.exists():
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print(f"ERROR: COBOL directory not found: {cobol_dir}")
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sys.exit(1)
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if not copybook_dir.exists():
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print(f"ERROR: COPYBOOK directory not found: {copybook_dir}")
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sys.exit(1)
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# Parse JCL
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jcl_path = Path(args.jcl_file)
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if not jcl_path.exists():
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print(f"ERROR: JCL file not found: {jcl_path}")
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sys.exit(1)
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print(f"Parsing JCL: {jcl_path}")
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job = parse_jcl(str(jcl_path))
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if not job:
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print("ERROR: Failed to parse JCL (no JOB statement found)")
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sys.exit(1)
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print(f"Job: {job.job_name}, Steps: {len(job.steps)}")
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for i, step in enumerate(job.steps):
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cond_str = f" COND={step.cond}" if step.cond else ""
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print(f" {i+1}. {step.step_name}: EXEC PGM={step.program}{cond_str}")
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# Execute
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executor = Executor(
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root_dir=str(root),
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cobol_dir=str(cobol_dir),
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copybook_dir=str(copybook_dir),
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)
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rc = executor.run(job)
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print(f"\nExit code: {rc}")
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sys.exit(rc)
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if __name__ == "__main__":
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main()
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