diff options
author | Denis Vlasenko <vda.linux@googlemail.com> | 2008-06-07 19:11:08 +0400 |
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committer | Denis Vlasenko <vda.linux@googlemail.com> | 2008-06-07 19:11:08 +0400 |
commit | dd6f570fa3978bdc056ffae4c2ac509250f97177 (patch) | |
tree | 0417a6c9d4c403e22940c508e598bf81607c6cfa /libbb | |
parent | 53354ac47df03bdccebad66bc22958fa2b4da520 (diff) |
add libbb/print_flags.c...
Diffstat (limited to 'libbb')
-rw-r--r-- | libbb/print_flags.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/libbb/print_flags.c b/libbb/print_flags.c new file mode 100644 index 000000000..413f51653 --- /dev/null +++ b/libbb/print_flags.c @@ -0,0 +1,32 @@ +/* vi: set sw=4 ts=4: */ +/* Print string that matches bit masked flags + * + * Copyright (C) 2008 Natanael Copa <natanael.copa@gmail.com> + * + * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. + */ + +#include <libbb.h> + +/* returns a set with the flags not printed */ +int print_flags_separated(const int *masks, const char *labels, int flags, const char *separator) +{ + const char *need_separator = NULL; + while (*labels) { + if (flags & *masks) { + printf("%s%s", + need_separator ? need_separator : "", + labels); + need_separator = separator; + flags &= ~ *masks; + masks++; + } + labels += strlen(labels) + 1; + } + return flags; +} + +int print_flags(const masks_labels_t *ml, int flags) +{ + return print_flags_separated(ml->masks, ml->labels, flags, NULL); +} |