• src/conio/cterm.adoc cterm.c cterm.h src/syncterm/CHANGES termtest.c

    From Deucе@VERT to Git commit to main/sbbs/master on Wednesday, March 18, 2026 21:52:28
    https://gitlab.synchro.net/main/sbbs/-/commit/079cf7902899f1a94746a5ff
    Modified Files:
    src/conio/cterm.adoc cterm.c cterm.h src/syncterm/CHANGES termtest.c Log Message:
    Implement DECCARA, DECRARA, DECSACE and DECRQSS speed query

    Add rectangular attribute operations: DECCARA (CSI $ r) sets SGR
    attributes, DECRARA (CSI $ t) toggles bold/blink/negative, and
    DECSACE (CSI * x) controls rectangle vs stream mode. Extract
    apply_sgr() from SGR handler for reuse by DECCARA. Add DECRQSS
    queries for DECSACE (*x) and DECSCS speed (*r). 11 new tests
    (165 total), cterm.adoc entries, fix unused variable warning.

    Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

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