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arg.h: fixed argv checks order - dmenu - dynamic menu |
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git clone git://git.suckless.org/dmenu |
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--- |
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commit b3d9451c2ddfad7c1b10e9a868afed4d92b37e41 |
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parent 3de85ca21cedf2a9f67755afc8ef031a9170b96a |
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Author: Lucas Gabriel Vuotto <[email protected]> |
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Date: Mon, 22 Feb 2016 11:03:36 -0300 |
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arg.h: fixed argv checks order |
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This prevents accessing to a potentially out-of-bounds memory section. |
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Signed-off-by: Lucas Gabriel Vuotto <[email protected]> |
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Diffstat: |
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M arg.h | 4 ++-- |
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1 file changed, 2 insertions(+), 2 deletions(-) |
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--- |
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diff --git a/arg.h b/arg.h |
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@@ -10,8 +10,8 @@ extern char *argv0; |
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/* use main(int argc, char *argv[]) */ |
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#define ARGBEGIN for (argv0 = *argv, argv++, argc--;\ |
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- argv[0] && argv[0][1]\ |
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- && argv[0][0] == '-';\ |
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+ argv[0] && argv[0][0] == '-'\ |
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+ && argv[0][1];\ |
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argc--, argv++) {\ |
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char argc_;\ |
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char **argv_;\ |
