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| author | Mattias Andrée <maandree@kth.se> | 2016-03-26 13:12:02 +0100 |
|---|---|---|
| committer | Mattias Andrée <maandree@kth.se> | 2016-03-26 13:12:02 +0100 |
| commit | fedc34128bd8be38190ee70d7e308566f9076ab0 (patch) | |
| tree | c2c8b3782f0bd89907a22d9630d4f1de063aa8a2 | |
| parent | strfry: fix support for empty strings (diff) | |
| download | slibc-fedc34128bd8be38190ee70d7e308566f9076ab0.tar.gz slibc-fedc34128bd8be38190ee70d7e308566f9076ab0.tar.bz2 slibc-fedc34128bd8be38190ee70d7e308566f9076ab0.tar.xz | |
m
Signed-off-by: Mattias Andrée <maandree@kth.se>
| -rw-r--r-- | src/string/strfry.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/src/string/strfry.c b/src/string/strfry.c index aa09d0b..39f53e6 100644 --- a/src/string/strfry.c +++ b/src/string/strfry.c @@ -35,13 +35,12 @@ */ char* strfry(char* anagram) { - size_t i, j, n; + size_t i, j; int r; char t; if (anagram == NULL) return NULL; - n = strlen(anagram); - for (i = n - 1; n && i; i--) + for (i = strlen(anagram); i--;) { r = rand(); j = (size_t)((double)r / ((double)RAND_MAX + 1) * (double)i); /* TODO This is not uniformally random. */ |