iniGetSectionList() now supports an optional 'prefix' string argument, if

specified, will limit the sections that are returned to those that begin with
the specified prefix (which is removed from the section names).

src/xpdev/ini_file.c

@@ -198,7 +198,7 @@ void* iniFreeNamedStringList(named_string_t** list)
 	return(NULL);
 }
 
-char** iniGetSectionList(FILE* fp)
+char** iniGetSectionList(FILE* fp, const char* prefix)
 {
 	char*	p;
 	char*	tp;
@@ -229,6 +229,11 @@ char** iniGetSectionList(FILE* fp)
 		if(tp==NULL)
 			continue;
 		*tp=0;
+		if(prefix!=NULL) {
+			if(strnicmp(p,prefix,strlen(prefix))!=0)
+				continue;
+			p+=strlen(prefix);
+		}
 		if((np=realloc(lp,sizeof(char*)*(items+2)))==NULL)
 			break;
 		lp=np;

src/xpdev/ini_file.h

@@ -53,7 +53,8 @@ extern "C" {
 #endif
 
 /* Read all section names and return as an allocated string list */
-char**		iniGetSectionList		(FILE* fp);
+/* Optionally (if prefix!=NULL), returns a subset of section names */
+char**		iniGetSectionList		(FILE* fp, const char* prefix);
 /* Read all key names and return as an allocated string list */
 char**		iniGetKeyList			(FILE* fp, const char* section);
 /* Read all key and value pairs and return as a named string list */