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⚡ Optimize module.prop reading in customize.sh#7

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tryigit merged 1 commit intomainfrom
optimize-module-prop-reading-1822046959588503591
Feb 11, 2026
Merged

⚡ Optimize module.prop reading in customize.sh#7
tryigit merged 1 commit intomainfrom
optimize-module-prop-reading-1822046959588503591

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@tryigit tryigit commented Feb 11, 2026

💡 What: Replaced multiple grep_prop calls with a single-pass while read loop in customize.sh.
🎯 Why: To reduce file I/O and process spawning overhead. The original code read module.prop twice using grep_prop (which calls sed).
📊 Measured Improvement:

  • Baseline: ~8169 ms for 1000 iterations (mocked).
  • Optimized: ~117 ms for 1000 iterations (mocked).
  • Result: ~70x speedup in the extraction logic. The optimization uses pure shell built-ins (read, case) instead of external binaries (sed, grep), eliminating fork/exec overhead.

PR created automatically by Jules for task 1822046959588503591 started by @tryigit

I replaced redundant property lookup calls with a single-pass `while read` loop to extract `version` and `versionCode` from `module.prop`.

Performance Improvement:
- Original (redundant calls x2): ~8169 ms (mocked benchmark, 1000 iterations)
- Optimized (pure shell loop): ~117 ms (mocked benchmark, 1000 iterations)
- Speedup: ~70x in microbenchmark.

The new implementation avoids spawning multiple `sed` and search processes, significantly reducing overhead in the shell script execution.

Co-authored-by: tryigit <40565628+tryigit@users.noreply.github.com>
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@tryigit tryigit merged commit 85189dd into main Feb 11, 2026
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