[GitHub] [celix] PengZheng commented on a diff in pull request #476: Feature/refactor bundle cache

["PengZheng (via GitHub)" <gi...@apache.org>]

PengZheng commented on code in PR #476:
URL: https://github.com/apache/celix/pull/476#discussion_r1121268286


##########
libs/utils/include/celix_utils.h:
##########
@@ -46,11 +46,42 @@ char* celix_utils_strdup(const char *str);
  */
 unsigned int celix_utils_stringHash(const char* string);
 
+/**
+ * The proposed buffer size to use for celix_utils_writeOrCreateString with a buffer on the stcck.
+ */
+#define CELIX_DEFAULT_STRING_CREATE_BUFFER_SIZE 512
+
+/**`
+ * @brief Format a string to the provided buffer or a newly allocated buffer if the provided buffer is to small.
+ * @param[in,out] buffer The buffer to write the formatted string to.
+ * @param[in] bufferSize The size of the buffer.
+ * @param[in] format The format string.
+ * @param[in] ... The arguments for the format string.
+ * @return The formatted string in the provided buffer or a newly allocated buffer if the provided buffer is to small.

Review Comment:
   On error, NULL is returned, and we should check errno for further information.



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