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minicurses: do not use columns or rows when they are <= 0 - sfeed_curses - sfee… |
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git clone git://git.codemadness.org/sfeed_curses |
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commit 1498a23eb6d0ba3841c9e57045c25a335f5e4e9b |
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parent 28795e476d1775e0cf96a5dd8444e200e5197152 |
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Author: Hiltjo Posthuma <[email protected]> |
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Date: Mon, 21 Dec 2020 14:03:07 +0100 |
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minicurses: do not use columns or rows when they are <= 0 |
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Instead use the default sizes. |
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The ioctl can return success but not have the sizes set. |
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Noticed on qemu -nographic via a console. |
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Diffstat: |
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M minicurses.h | 6 ++++-- |
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1 file changed, 4 insertions(+), 2 deletions(-) |
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--- |
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diff --git a/minicurses.h b/minicurses.h |
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@@ -24,8 +24,10 @@ setupterm(char *term, int fildes, int *errret) |
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if (ioctl(fildes, TIOCGWINSZ, &winsz) == -1) |
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return -1; /* ERR */ |
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- columns = winsz.ws_col; |
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- lines = winsz.ws_row; |
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+ if (winsz.ws_col > 0) |
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+ columns = winsz.ws_col; |
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+ if (winsz.ws_row > 0) |
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+ lines = winsz.ws_row; |
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return 0; /* OK */ |
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} |
