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tRemove non defined behaviour in selcopy - st - [fork] customized build of st, … |
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git clone git://src.adamsgaard.dk/st |
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commit 6521b5dc32d9bdc4d8826324cb7b2877910cc633 |
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parent a8d5870073af14aa08032ab8520c5fe17bb8a1e8 |
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Author: Roberto E. Vargas Caballero <[email protected]> |
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Date: Fri, 31 Jan 2014 17:30:00 +0100 |
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Remove non defined behaviour in selcopy |
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It is not defined when lateral effects of expressions are |
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calculated, so an expression as: |
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--last >= gp && !(selected(last - gp, y) |
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is non portable. |
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Diffstat: |
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M st.c | 9 +++++---- |
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1 file changed, 5 insertions(+), 4 deletions(-) |
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--- |
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diff --git a/st.c b/st.c |
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t@@ -953,11 +953,12 @@ selcopy(void) { |
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/* append every set & selected glyph to the selection */ |
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for(y = sel.nb.y; y < sel.ne.y + 1; y++) { |
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gp = &term.line[y][0]; |
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- last = gp + term.col; |
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+ last = &gp[term.col-1]; |
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- while(--last >= gp && !(selected(last - gp, y) && \ |
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- strcmp(last->c, " ") != 0)) |
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- /* nothing */; |
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+ while(last >= gp && !(selected(last - gp, y) && |
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+ strcmp(last->c, " ") != 0)) { |
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+ --last; |
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+ } |
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for(x = 0; gp <= last; x++, ++gp) { |
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if(!selected(x, y) || (gp->mode & ATTR_WDUMMY)) |
