Fixed c_strnstrn() and cstr_find_n() bugs. when find string is empty.

Added cstr_from_replace_all() and cstr_replace_all_v() to do replace-all from csview inputs.

2 files changed, 4 insertions, 2 deletions

diff --git a/docs/cstr_api.md b/docs/cstr_api.md
index 8dec7f2f..cdb73a69 100644
--- a/docs/cstr_api.md
+++ b/docs/cstr_api.md
@@ -96,8 +96,8 @@ int          c_rawstr_compare(const char** x, const char** y);
 bool         c_rawstr_equals(const char** x, const char** y);
 uint64_t     c_rawstr_hash(const char* const* x, size_t ignored);
 int          c_strncasecmp(const char* str1, const char* str2, size_t n);
-char*        c_strnstrn(const char* str, const char* needle, size_t slen, size_t nmax);
-char*        c_strncasestrn(const char* str, const char* needle, size_t slen, size_t nmax);
+char*        c_strnstrn(const char* str, const char* needle, size_t slen, size_t nlen);
+char*        c_strncasestrn(const char* str, const char* needle, size_t slen, size_t nlen);
 ```
 
 ## Types
diff --git a/docs/csview_api.md b/docs/csview_api.md
index ba2697bd..bd4945c0 100644
--- a/docs/csview_api.md
+++ b/docs/csview_api.md
@@ -58,6 +58,7 @@ void          csview_next(csview_iter_t* it);
 #### Extended cstr methods
 ```c
 cstr          cstr_from_v(csview sv);                         // construct cstr from csview
+cstr          cstr_from_replace_all(csview sv, csview find, csview replace);
 
 csview        cstr_sv(cstr s);                                // convert to csview from cstr
 csview        cstr_to_v(const cstr* self);                    // convert to csview from cstr*
@@ -68,6 +69,7 @@ cstr*         cstr_assign_v(cstr* self, csview sv);
 cstr*         cstr_append_v(cstr* self, csview sv);
 void          cstr_insert_v(cstr* self, size_t pos, csview sv);
 void          cstr_replace_v(cstr* self, size_t pos, size_t len, csview sv);
+void          cstr_replace_all_v(cstr* self, csview find, csview replace);
 
 bool          cstr_equals_v(cstr s, csview sv);
 size_t        cstr_find_v(cstr s, csview needle);