diff options
Diffstat (limited to 'tecterm.c')
| -rw-r--r-- | tecterm.c | 49 |
1 files changed, 38 insertions, 11 deletions
@@ -1093,7 +1093,19 @@ term_isega(void) return regs.h.bl != 0x10; } -#endif +/** + * Detect NANSI.SYS (4.0c or later). + */ +static inline int +term_have_nansi(void) +{ + union REGS regs; + regs.x.ax = 0x1a00; + int86(0x2f, ®s, ®s); + return regs.h.al == 0xFF; +} + +#endif /* MSDOS */ @@ -1377,26 +1389,35 @@ char *termcap = #ifdef MSDOS /* - * Generated via `infocmp -C ansi.sys`. + * Generated via `infocmp -C ansi.sys` and revised + * manually. + * + * NOTE: When turning off individual video attributes, + * this will turn off all attributes (\E[0m). */ char *termcap = "ansi.sys|ANSI.SYS 3.1 and later versions:\ :am:bs:mi:ms:xo:\ :co#80:li#25:\ :K1=\\0G:K2=\\0L:K3=\\0I:K4=\\0O:K5=\\0Q:ce=\\E[K:cl=\\E[2J:\ -:cm=\\E[%i%d;%dH:do=\\E[B:ho=\\E[H:is=\\E[m\\E[?7h:k1=\\0;:\ +:cm=\\E[%i%d;%dH:do=\\E[1B:ho=\\E[H:is=\\E[0m\\E[?7h:k1=\\0;:\ :k2=\\0<:k3=\\0=:k4=\\0>:k5=\\0?:k6=\\0@:k7=\\0A:k8=\\0B:k9=\\0C:\ :kD=\\0S:kI=\\0R:kN=\\0Q:kP=\\0I:kb=^H:kd=\\0P:kh=\\0G:kl=\\0K:\ :kr=\\0M:ku=\\0H:le=^H:mb=\\E[5m:md=\\E[1m:me=\\E[0m:mr=\\E[7m:\ -:nd=\\E[C:rc=\\E[u:\ -:..sa=\\E[0;10%?%p1%t;7%;%?%p2%t;4%;%?%p3%t;7%;%?%p4%t;5%;%?%p6%t;1%;%?%p7%t;8%;%?%p9%t;11%;m:\ -:sc=\\E[s:se=\\E[m:so=\\E[7m:ue=\\E[m:up=\\E[A:us=\\E[4m:" +:nd=\\E[1C:rc=\\E[u:\ +:sa=\\E[0;10%?%p1%t;7%;%?%p2%t;4%;%?%p3%t;7%;%?%p4%t;5%;%?%p6%t;1%;%?%p7%t;8%;%?%p9%t;11%;m:\ +:sc=\\E[s:se=\\E[0m:so=\\E[7m:ue=\\E[0m:up=\\E[1A:us=\\E[4m" /* - * Some extensions. - * At least Dosbox seems to have these escapes. + * NOTE: This clears the ENTIRE screen, but term_clrtobot() + * is practically only used after term_goto(0,0), so it will be safe. */ -":cd=50\\E[J:al=\\E[1L:dl=\\E[1M:ic=\\E[1@:dc=\\E[1P:"; -#endif +":cd=\\E[2J:" +/* + * Some NANSI.SYS extensions, i.e. not supported by MS-DOS ANSI.SYS. + * They are enabled dynamically by overwriting the leading null byte. + */ +"\0al=\\E[1L:AL=\\E[%dL:dl=\\E[1M:DL=\\E[%dM:ic=\\E[1@:dc=\\E[1P:"; +#endif /* MSDOS */ #if defined(VMS) || defined(MSDOS) char *current_termcap_description; @@ -1438,7 +1459,13 @@ FILE *fd; }/* End IF */ }/* End IF */ - if(cp == NULL) cp = termcap; + if(cp == NULL){ + cp = termcap; +#ifdef MSDOS + /* enable extended NANSI.SYS definitions */ + if(term_have_nansi()) *strchr(cp, '\0') = ':'; +#endif + } dp = current_termcap_description = buffer; while(*cp != NULL){ |