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Fix prefix calcualtion

This commit is contained in:
Arun Prakash Jana 2020-02-09 08:21:12 +05:30
parent 3d5815c5d1
commit e318672904
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GPG Key ID: A75979F35C080412
1 changed files with 6 additions and 8 deletions
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14
src/nnn.c
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@ -964,21 +964,19 @@ static char *common_prefix(const char *path, char *prefix)
while (*x && *y && (*x == *y))
++x, ++y;
/* Strings are same OR prefix is shorter */
if ((!*x && !*y) || !*y)
/* Strings are same */
if (!*x && !*y)
return prefix;
/* Path is shorter */
if (!*x) {
xstrlcpy(prefix, path, path - x + 1);
if (!*x && *y == '/') {
xstrlcpy(prefix, path, y - path);
return prefix;
}
/* Paths deviate and prefix ends with '/' */
if (y != prefix && *y == '/') {
prefix[y - prefix] = '\0';
/* Prefix is shorter */
if (!*y && *x == '/')
return prefix;
}
/* Shorten prefix */
prefix[y - prefix] = '\0';