Fix c++ compability in cstr.

1 files changed, 6 insertions, 7 deletions

diff --git a/include/stc/cstr.h b/include/stc/cstr.h
index b99e5525..78fd4cce 100644
--- a/include/stc/cstr.h
+++ b/include/stc/cstr.h
@@ -32,14 +32,14 @@
 #include <ctype.h>

 

 #define cstr_npos (SIZE_MAX >> 1)

-typedef struct { size_t size, cap; char str[]; } _cstr_rep_t;

+typedef struct { size_t size, cap; char str[sizeof(size_t)]; } _cstr_rep_t;

 #define _cstr_rep(self) c_container_of((self)->str, _cstr_rep_t, str)

 #ifdef _i_static 

-    static const cstr cstr_null;

+    static _cstr_rep_t _cstr_nullrep = {0, 0, {0}};

+    static const cstr cstr_null = {_cstr_nullrep.str};

 #else

     extern const cstr cstr_null;

 #endif

-

 /* optimal memory: based on malloc_usable_size() sequence: 24, 40, 56, ... */

 #define _cstr_opt_mem(cap)  ((((offsetof(_cstr_rep_t, str) + (cap) + 8)>>4)<<4) + 8)

 /* optimal string capacity: 7, 23, 39, ... */

@@ -175,11 +175,10 @@ c_strncasecmp(const char* s1, const char* s2, size_t nmax) {
 /* -------------------------- IMPLEMENTATION ------------------------- */

 #if defined(_i_implement)

 

-static struct { size_t size, cap; char str[1]; } _cstr_nullrep = {0, 0, {0}};

-#ifdef _i_static

-static

-#endif

+#ifndef _i_static

+static struct _cstr_rep_t _cstr_nullrep = {0, 0, {0}};

 const cstr cstr_null = {_cstr_nullrep.str};

+#endif

 

 STC_DEF size_t

 cstr_reserve(cstr* self, const size_t cap) {