Sun 23 Feb 2014 09:10:41 PM UTC, comment #2:
Okay, so this is under FreeBSD, which is termcap, not terminfo based.
It's my understanding that screen does some magic to translate the actual terminal it's running on and present that to an application in the form of the TERMCAP environment variable.
All I know is that with term type "screen" set, mouse doesn't work, if I do a setenv TERM xterm, it does. If gnu screen's not doing some special magic to look at that name directly, then the answer pretty much has to be here:
It also sets TERM, which should cause nano to use whatever's in /etc/termcap.db
I can paste in what's in "env" and what's in the requisite files:
TERM=screen
TERMCAP=SC|screen|VT 100/ANSI X3.64 virtual terminal:\
:DO=\E[%dB:LE=\E[%dD:RI=\E[%dC:UP=\E[%dA:bs:bt=\E[Z:\
:cd=\E[J:ce=\E[K:cl=\E[H\E[J:cm=\E[%i%d;%dH:ct=\E[3g:\
:do=^J:nd=\E[C:pt:rc=\E8:rs=\Ec:sc=\E7:st=\EH:up=\EM:\
:le=^H:bl=^G:cr=^M:it#8:ho=\E[H:nw=\EE:ta=^I:is=\E)0:\
:li#33:co#169:am:xn:xv:LP:sr=\EM:al=\E[L:AL=\E[%dL:\
:cs=\E[%i%d;%dr:dl=\E[M:DL=\E[%dM:dc=\E[P:DC=\E[%dP:\
:im=\E[4h:ei=\E[4l:mi:IC=\E[%d@:ks=\E[?1h\E=:\
:ke=\E[?1l\E>:vi=\E[?25l:ve=\E[34h\E[?25h:vs=\E[34l:\
:ti=\E[?1049h:te=\E[?1049l:us=\E[4m:ue=\E[24m:so=\E[3m:\
:se=\E[23m:md=\E[1m:mr=\E[7m:me=\E[m:ms:\
:Co#8:pa#64:AF=\E[3%dm:AB=\E[4%dm:op=\E[39;49m:AX:G0:\
:as=\E(0:ae=\E(B:\
:ac=\140\140aaffggjjkkllmmnnooppqqrrssttuuvvwwxxyyzz{{||}}~~..--++,,hhII00:\
:po=\E[5i:pf=\E[4i:k0=\E[10~:k1=\EOP:k2=\EOQ:k3=\EOR:\
:k4=\EOS:k5=\E[15~:k6=\E[17~:k7=\E[18~:k8=\E[19~:\
:k9=\E[20~:k;=\E[21~:F1=\E[23~:F2=\E[24~:kb=^H:kh=\E[1~:\
:@1=\E[1~:kH=\E[4~:@7=\E[4~:kN=\E[6~:kP=\E[5~:kI=\E[2~:\
:kD=\E[3~:ku=\EOA:kd=\EOB:kr=\EOC:kl=\EOD:km:
From /etc/termcap:
SC|screen|VT 100/ANSI X3.64 virtual terminal:\
:am:xn:ms:mi:G0:km:\
:DO=\E[%dB:LE=\E[%dD:RI=\E[%dC:UP=\E[%dA:bs:bt=\E[Z:\
:cb=\E[1K:cd=\E[J:ce=\E[K:cl=\E[H\E[J:cm=\E[%i%d;%dH:ct=\E[3g:\
:do=^J:nd=\E[C:pt:rc=\E8:rs=\Ec:sc=\E7:st=\EH:up=\EM:\
:le=^H:bl=^G:cr=^M:it#8:ho=\E[H:nw=\EE:ta=^I:is=\E)0:\
:li#24:co#80:us=\E[4m:ue=\E[24m:so=\E[3m:se=\E[23m:\
:mb=\E[5m:md=\E[1m:mr=\E[7m:me=\E[m:sr=\EM:al=\E[L:\
:AL=\E[%dL:dl=\E[M:DL=\E[%dM:cs=\E[%i%d;%dr:dc=\E[P:\
:DC=\E[%dP:im=\E[4h:ei=\E[4l:IC=\E[%d@:\
:ks=\E[?1h\E=:ke=\E[?1l\E>:vb=\Eg:\
:ku=\EOA:kd=\EOB:kr=\EOC:kl=\EOD:kb=^H:\
:k1=\EOP:k2=\EOQ:k3=\EOR:k4=\EOS:k5=\E[15~:k6=\E[17~:\
:k7=\E[18~:k8=\E[19~:k9=\E[20~:k;=\E[21~:F1=\E[23~:F2=\E[24~:\
:F3=\E[25~:F4=\E[26~:F5=\E[28~:F6=\E[29~:\
:F7=\E[31~:F8=\E[32~:F9=\E[33~:FA=\E[34~:\
:kh=\E[1~:kI=\E[2~:kD=\E[3~:@7=\E[4~:kP=\E[5~:\
:kN=\E[6~:eA=\E(B\E)0:as=^N:ae=^O:ti=\E[?1049h:te=\E[?1049l:\
:vi=\E[?25l:ve=\E[34h\E[?25h:vs=\E[34l:\
:Co#8:pa#64:AF=\E[3%dm:AB=\E[4%dm:op=\E[39;49m:AX:\
:ac=``aaffggjjkkllmmnnooppqqrrssttuuvvwwxxyyzz{{||}}~~..--++,,hhII00:
...and the chain that builds the xterm here.
xterm|xterm-color|X11 terminal emulator:\
:ti@:te@:tc=xterm-xfree86:
xterm-xfree86|XFree86 xterm:\
:k1=\EOP:k2=\EOQ:k3=\EOR:k4=\EOS:\
:k5=\E[15~:k6=\E[17~:k7=\E[18~:k8=\E[19~:\
:k9=\E[20~:k;=\E[21~:F1=\E[23~:F2=\E[24~:\
:@7=\EOF:@8=\EOM:kI=\E[2~:\
:kh=\EOH:kP=\E[5~:kN=\E[6~:\
:ku=\EOA:kd=\EOB:kr=\EOC:kl=\EOD:Km=\E[M:tc=xterm-basic:
#
# This chunk is used for building the VT220/Sun/PC keyboard variants.
xterm-basic|xterm common (XFree86):\
:li#24:co#80:am:kn#12:km:mi:ms:xn:AX:bl=^G:\
:is=\E[!p\E[?3;4l\E[4l\E>:rs=\E[!p\E[?3;4l\E[4l\E>:le=^H:\
:AL=\E[%dL:DL=\E[%dM:DC=\E[%dP:al=\E[L:dc=\E[P:dl=\E[M:\
:UP=\E[%dA:DO=\E[%dB:LE=\E[%dD:RI=\E[%dC:\
:ho=\E[H:cd=\E[J:ce=\E[K:cl=\E[H\E[2J:cm=\E[%i%d;%dH:cs=\E[%i%d;%dr:\
:im=\E[4h:ei=\E[4l:ks=\E[?1h\E=:ke=\E[?1l\E>:kD=\E[3~:kb=^H:\
:sf=\n:sr=\EM:st=\EH:ct=\E[3g:sc=\E7:rc=\E8:\
:eA=\E(B\E)0:as=\E(0:ae=\E(B:ml=\El:mu=\Em:up=\E[A:nd=\E[C:\
:md=\E[1m:me=\E[m:mr=\E[7m:so=\E[7m:se=\E[27m:us=\E[4m:ue=\E[24m:\
:ti=\E[?1049h:te=\E[?1049l:vi=\E[?25l:ve=\E[?25h:\
:ut:Co#8:pa#64:op=\E[39;49m:AB=\E[4%dm:AF=\E[3%dm:
Best,
Dan
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