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Diffstat (limited to 'src/strlist.h')
-rw-r--r-- | src/strlist.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/strlist.h b/src/strlist.h new file mode 100644 index 00000000..25bbb4e0 --- /dev/null +++ b/src/strlist.h @@ -0,0 +1,24 @@ +/* + strlist.h + String list macros for making char ** arrays + Copyright 2007 Gentoo Foundation + Based on a previous implementation by Martin Schlemmer + Released under the GPLv2 + */ + +#ifndef __STRLIST_H__ +#define __STRLIST_H__ + +/* FIXME: We should replace the macro with an rc_strlist_foreach + function, but I'm unsure how to go about this. */ + +/* Step through each entry in the string list, setting '_pos' to the + beginning of the entry. '_counter' is used by the macro as index, + but should not be used by code as index (or if really needed, then + it should usually by +1 from what you expect, and should only be + used in the scope of the macro) */ +#define STRLIST_FOREACH(_list, _pos, _counter) \ + if ((_list) && _list[0] && ((_counter = 0) == 0)) \ + while ((_pos = _list[_counter++])) + +#endif /* __STRLIST_H__ */ |