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Fix seven data-loss and miscompile bugs from code review - #9

Merged

DNSGeek merged 7 commits into

mainfrom

claude/zealous-poitras-a6e52d

Oct 17, 2026

Merged

Fix seven data-loss and miscompile bugs from code review#9
DNSGeek merged 7 commits into
mainfrom
claude/zealous-poitras-a6e52d

Commits on Oct 17, 2026
- editor: treat a cancelled or failed save as cancel in new-file and quit
  
  DNSGeek
  and
  claude
  committed
  20df6e2
- editor: prompt about unsaved changes before F3/F6 load
  
  DNSGeek
  and
  claude
  committed
  d933bb9
- modules: mark the buffer dirty after a module rewrites or edits it
  
  DNSGeek
  and
  claude
  committed
  9bdd392
- modules: read MODASM's error block via MOD_LO_BASE, not literal $C00x
  
  DNSGeek
  and
  claude
  committed
  8575ef8
- modren: stop advance_src warping across the old gap in pass 2
  
  DNSGeek
  and
  claude
  committed
  d6df5e1
- loadsave, modasm: CLOSE the logical file when OPEN fails
  
  DNSGeek
  and
  claude
  committed
  d0b0281
- modasm: check the lo byte's sign in the relative-branch range test
  
  DNSGeek
  and
  claude
  committed
  d5b3b91