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arg.h: fixed argv checks order - geomyidae - A small C-based gopherd. |
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git clone git://bitreich.org/geomyidae/ git://enlrupgkhuxnvlhsf6lc3fziv5h2hhfri… |
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--- |
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commit b002d13b34f69f0efc797b252f9db0878262581d |
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parent d22ff2f488be69cd455837b5dfdff0aad1aea812 |
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Author: Hiltjo Posthuma <[email protected]> |
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Date: Sun, 11 Jun 2017 19:49:06 +0200 |
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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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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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@@ -6,8 +6,8 @@ |
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extern char *argv0; |
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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;\ |
