+eina_stringshare_printf

+eina_stringshare_nprintf
the long awaited printf functions for stringshare!

git-svn-id: svn+ssh://svn.enlightenment.org/var/svn/e/trunk/eina@50490 7cbeb6ba-43b4-40fd-8cce-4c39aea84d33

diff --git a/src/include/eina_stringshare.h b/src/include/eina_stringshare.h
index 72b9a1b..eed471a 100644 (file)
--- a/src/include/eina_stringshare.h
+++ b/src/include/eina_stringshare.h
@@ -67,6 +67,8 @@
 
 EAPI const char *eina_stringshare_add_length(const char *str, unsigned int slen) EINA_WARN_UNUSED_RESULT;
 EAPI const char *eina_stringshare_add(const char *str) EINA_WARN_UNUSED_RESULT;
+EAPI const char *eina_stringshare_printf(const char *fmt, ...) EINA_WARN_UNUSED_RESULT;
+EAPI const char *eina_stringshare_nprintf(unsigned int len, const char *fmt, ...) EINA_WARN_UNUSED_RESULT;
 EAPI const char *eina_stringshare_ref(const char *str);
 EAPI void eina_stringshare_del(const char *str);
 EAPI int eina_stringshare_strlen(const char *str) EINA_CONST EINA_WARN_UNUSED_RESULT;

diff --git a/src/lib/eina_stringshare.c b/src/lib/eina_stringshare.c
index 939c199..c7b2bd0 100644 (file)
--- a/src/lib/eina_stringshare.c
+++ b/src/lib/eina_stringshare.c
@@ -1211,6 +1211,51 @@ eina_stringshare_add(const char *str)
    return eina_stringshare_add_length(str, slen);
 }
 
+EAPI const char *
+eina_stringshare_printf(const char *fmt, ...)
+{
+   va_list args;
+   char *tmp;
+   const char *ret;
+   int len;
+
+   if (!fmt) return NULL;
+
+   va_start(args, fmt);
+   len = vasprintf(&tmp, fmt, args);
+   va_end(args);
+
+   if (len < 1)
+     return NULL;
+
+   ret = eina_stringshare_add_length(tmp, len);
+   free(tmp);
+
+   return ret;
+}
+
+EAPI const char *
+eina_stringshare_nprintf(unsigned int len, const char *fmt, ...)
+{
+   va_list args;
+   char *tmp;
+   int size;
+
+   if (!fmt) return NULL;
+   if (len < 1) return NULL;
+
+   tmp = alloca(sizeof(char) * len + 1);
+
+   va_start(args, fmt);
+   size = vsnprintf(tmp, len, fmt, args);
+   va_end(args);
+
+   if (size < 1)
+     return NULL;
+
+   return eina_stringshare_add_length(tmp, len);
+}
+
 /**
  * Increment references of the given shared string.
  *