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Fix bug with the dirup function

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Abdelrahman Said 2024-02-24 14:46:32 +00:00
parent f1b29d1c3f
commit 75acf7da5d
1 changed files with 11 additions and 2 deletions
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11
cpath/src/cpath.c
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@ -32,7 +32,10 @@ void dirup(char *dst, u64 levels, const char *path) {
u64 end_index = 0; u64 end_index = 0;
u64 sep_count = 0; u64 sep_count = 0;
u64 length = strlen(path); u64 full_length;
u64 length;
length = full_length = strlen(path);
if (path[length - 1] == path_sep) { if (path[length - 1] == path_sep) {
--length; --length;
} }
@ -52,7 +55,13 @@ void dirup(char *dst, u64 levels, const char *path) {
end_index = 0; end_index = 0;
} }
if (dst == path) {
memset(&dst[end_index], 0, full_length - end_index);
} else {
u64 dst_length = strlen(dst);
memset(dst, 0, dst_length);
strncpy(dst, path, end_index); strncpy(dst, path, end_index);
}
} }
void join_root_and_leaf(const char *root, const char *leaf, char *dst) { void join_root_and_leaf(const char *root, const char *leaf, char *dst) {