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| author | Andrea Fioraldi <andreafioraldi@gmail.com> | 2021-02-25 10:04:41 +0100 |
|---|---|---|
| committer | Andrea Fioraldi <andreafioraldi@gmail.com> | 2021-02-25 10:04:41 +0100 |
| commit | 2f7e57f6aa4f09d0b6f55b6592fbd70d2c2c1064 (patch) | |
| tree | 4894033445b8c52fdf00b40cefcc2aa95859a553 /src | |
| parent | 5c239451cfd1562ce72a78eefc6886fd76f2c132 (diff) | |
| download | afl++-2f7e57f6aa4f09d0b6f55b6592fbd70d2c2c1064.tar.gz | |
helper_min3 func
Diffstat (limited to 'src')
| -rw-r--r-- | src/afl-common.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/src/afl-common.c b/src/afl-common.c index 1628e517..078ffb9d 100644 --- a/src/afl-common.c +++ b/src/afl-common.c @@ -518,8 +518,12 @@ int parse_afl_kill_signal_env(u8 *afl_kill_signal_env, int default_signal) { } -#define HELPER_MIN3(a, b, c) \ - ((a) < (b) ? ((a) < (c) ? (a) : (c)) : ((b) < (c) ? (b) : (c))) +static inline unsigned int helper_min3(unsigned int a, unsigned int b, + unsigned int c) { + + return a < b ? (a < c ? a : c) : (b < c ? b : c); + +} // from // https://en.wikibooks.org/wiki/Algorithm_Implementation/Strings/Levenshtein_distance#C @@ -539,7 +543,7 @@ static int string_distance_levenshtein(char *s1, char *s2) { for (y = 1, lastdiag = x - 1; y <= s1len; y++) { olddiag = column[y]; - column[y] = HELPER_MIN3(column[y] + 1, column[y - 1] + 1, + column[y] = helper_min3(column[y] + 1, column[y - 1] + 1, lastdiag + (s1[y - 1] == s2[x - 1] ? 0 : 1)); lastdiag = olddiag; @@ -551,8 +555,6 @@ static int string_distance_levenshtein(char *s1, char *s2) { } -#undef HELPER_MIN3 - #define ENV_SIMILARITY_TRESHOLD 3 void print_suggested_envs(char *mispelled_env) { |