external pipe eternal
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ca12440fa9
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da13ef1246
27
st.c
27
st.c
@ -48,6 +48,8 @@
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term.scr + HISTSIZE + 1) % HISTSIZE] : \
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term.line[(y) - term.scr])
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#define TLINE_HIST(y) ((y) <= HISTSIZE-term.row+2 ? term.hist[(y)] : term.line[(y-HISTSIZE+term.row-3)])
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/* constants */
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#define ISO14755CMD "dmenu -w \"$WINDOWID\" -p codepoint: </dev/null"
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@ -429,6 +431,20 @@ tlinelen(int y)
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return i;
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}
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int
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tlinehistlen(int y)
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{
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int i = term.col;
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if (TLINE_HIST(y)[i - 1].mode & ATTR_WRAP)
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return i;
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while (i > 0 && TLINE_HIST(y)[i - 1].u == ' ')
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--i;
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return i;
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}
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void
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selstart(int col, int row, int snap)
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{
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@ -2059,16 +2075,19 @@ externalpipe(const Arg *arg)
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/* ignore sigpipe for now, in case child exists early */
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oldsigpipe = signal(SIGPIPE, SIG_IGN);
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newline = 0;
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for (n = 0; n < term.row; n++) {
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bp = term.line[n];
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lastpos = MIN(tlinelen(n) + 1, term.col) - 1;
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/* modify externalpipe patch to pipe history too */
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for (n = 0; n <= HISTSIZE + 2; n++) {
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bp = TLINE_HIST(n);
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lastpos = MIN(tlinehistlen(n) +1, term.col) - 1;
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if (lastpos < 0)
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break;
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if (lastpos == 0)
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continue;
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end = &bp[lastpos + 1];
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for (; bp < end; ++bp)
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if (xwrite(to[1], buf, utf8encode(bp->u, buf)) < 0)
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break;
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if ((newline = term.line[n][lastpos].mode & ATTR_WRAP))
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if ((newline = TLINE_HIST(n)[lastpos].mode & ATTR_WRAP))
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continue;
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if (xwrite(to[1], "\n", 1) < 0)
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break;
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