strlist.h

00001 /*
00002    strlist.h 
00003    String list macros for making char ** arrays
00004    Copyright 2007 Gentoo Foundation
00005    Based on a previous implementation by Martin Schlemmer
00006    Released under the GPLv2
00007    */
00008 
00009 #ifndef __STRLIST_H__
00010 #define __STRLIST_H__
00011 
00012 /* FIXME: We should replace the macro with an rc_strlist_foreach
00013    function, but I'm unsure how to go about this. */
00014 
00015 /* Step through each entry in the string list, setting '_pos' to the
00016    beginning of the entry.  '_counter' is used by the macro as index,
00017    but should not be used by code as index (or if really needed, then
00018    it should usually by +1 from what you expect, and should only be
00019    used in the scope of the macro) */
00020 #define STRLIST_FOREACH(_list, _pos, _counter) \
00021         if ((_list) && _list[0] && ! (_counter = 0)) \
00022                 while ((_pos = _list[_counter++]))
00023 
00024 #endif /* __STRLIST_H__ */

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