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getargs: minor simplification

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* src/getargs.c (flag_argmatch): Simplify the handling of "none".
This commit is contained in:
Akim Demaille
2013-02-14 14:57:18 +01:00
parent 12bc1c9e47
commit 9e4917b2a1
1 changed files with 9 additions and 13 deletions
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22
src/getargs.c
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@@ -84,23 +84,19 @@ flag_argmatch (const char *option,
const char * const keys[], const int values[], const char * const keys[], const int values[],
int all, int *flags, char *arg, size_t no) int all, int *flags, char *arg, size_t no)
{ {
int value = 0; int value = XARGMATCH (option, arg + no, keys, values);
value = XARGMATCH (option, arg + no, keys, values);
if (value) /* -rnone == -rno-all, and -rno-none == -rall. */
if (!value)
{ {
if (no) value = all;
*flags &= ~value; no = !no;
else
*flags |= value;
} }
if (no)
*flags &= ~value;
else else
{ *flags |= value;
if (no)
*flags |= all;
else
*flags &= ~all;
}
} }
/** Decode an option's set of keys. /** Decode an option's set of keys.