feat: hectic C: logging settings

package/c/hmpl/hmpl.h

@@ -8,6 +8,32 @@
 #include <assert.h>
 #include "hectic.h"
 
+typedef struct {
+  char *prefix_start;
+  char *prefix_end;
+  char *separator_pattern;
+} HmplSectionTagsOptions;
+
+typedef struct {
+  char *prefix;
+} HmplInterpolationTagsOptions;
+
+typedef struct {
+  HmplSectionTagsOptions section_tags_options;
+  HmplInterpolationTagsOptions interpolation_tags_options;
+} HmplOptions;
+
+static const HmplOptions DEFAULT_OPTIONS = {
+  .section_tags_options = {
+    .prefix_start = "",
+    .prefix_end = "/",
+    .separator_pattern = "#"
+  },
+  .interpolation_tags_options = {
+    .prefix = ""
+  }
+};
+
 void init_cjson_with_arenas(Arena *arena);
 
 char *eval_string(Arena *arena, const Json * const context, const char * const key);
@@ -15,10 +41,14 @@ char *eval_string(Arena *arena, const Json * const context, const char * const k
 /* Modified: text is passed by reference so we can update it and free old allocations */
 void hmpl_render_interpolation_tags(Arena *arena, char **text_ptr, const Json * const context, const char * const prefix);
 
+void hmpl_render_interpolation_tags_opts(Arena *arena, char **text_ptr, const Json *context, const HmplInterpolationTagsOptions *options);
+
 void hmpl_render_section_tags(Arena *arena, char **text_ptr, Json *context, const char * const prefix_start, const char * const prefix_end, const char * const separator_pattern);
 
-void hmpl_render_with_arena(Arena *arena, char **text, const Json * const context);
+void hmpl_render_section_tags_opts(Arena *arena, char **text_ptr, const Json *context, const HmplSectionTagsOptions *options);
 
-void hmpl_render(char **text, const Json * const context);
+void hmpl_render_with_arena(Arena *arena, char **text, const Json * const context, const HmplOptions * const options);
+
+void hmpl_render(char **text, const Json * const context, const HmplOptions * const options);
 
 #endif // EPRINTF_HMPL