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ptty: add detection of cursor position question - scroll - scrollbackbuffer pro… |
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git clone git://git.suckless.org/scroll |
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--- |
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commit d5a014f1bdb047b6fbfa34e4e2354f121033aeff |
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parent 8eccc7198b45b63e990c56809015140f4380f272 |
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Author: Jan Klemkow <[email protected]> |
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Date: Sat, 18 Apr 2020 23:13:27 +0200 |
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ptty: add detection of cursor position question |
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always return 1,1 for now |
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Diffstat: |
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M ptty.c | 12 +++++++++++- |
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1 file changed, 11 insertions(+), 1 deletion(-) |
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--- |
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diff --git a/ptty.c b/ptty.c |
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@@ -121,9 +121,19 @@ main(int argc, char *argv[]) |
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} |
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if (pfd[1].revents & POLLIN) { |
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- if ((n = read(mfd, buf, sizeof buf)) == -1) |
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+ if ((n = read(mfd, buf, sizeof(buf)-1)) == -1) |
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die("read:"); |
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+ |
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if (n == 0) break; |
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+ |
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+ buf[n] = '\0'; |
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+ |
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+ /* handle cursor position request */ |
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+ if (strcmp("\033[6n", buf) == 0) { |
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+ dprintf(mfd, "\033[%d;%dR", 1, 1); |
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+ break; |
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+ } |
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+ |
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if (write(STDOUT_FILENO, buf, n) == -1) |
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die("write:"); |
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} |
