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fix UB with the function iscntrl() - dmenu - my customized version of dmenu (hi… |
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git clone git://git.codemadness.org/dmenu |
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commit e73651f12a406629778f02d8e5acbe2caec0dfc2 |
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parent 31fa07b9849b0ffbf4b7efb55943f466b3ff160f |
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Author: Hiltjo Posthuma <[email protected]> |
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Date: Sat, 26 Mar 2022 17:58:47 +0100 |
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fix UB with the function iscntrl() |
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From commit 6818e07291f3b2913e687c8ec3d3fe4711724050 by NRK, thanks |
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Diffstat: |
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M dmenu.c | 2 +- |
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1 file changed, 1 insertion(+), 1 deletion(-) |
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--- |
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diff --git a/dmenu.c b/dmenu.c |
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@@ -415,7 +415,7 @@ keypress(XKeyEvent *ev) |
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switch(ksym) { |
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default: |
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insert: |
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- if (!iscntrl(*buf)) |
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+ if (!iscntrl((unsigned char)*buf)) |
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insert(buf, len); |
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break; |
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case XK_Delete: |
