From f517f548d864ad63c2ec3854cf7efedbe04929b0 Mon Sep 17 00:00:00 2001
From: hasufell <hasufell@hasufell.de>
Date: Tue, 6 May 2014 23:29:01 +0200
Subject: [PATCH] Set parameters const where possible

---
 parser.c | 6 +++---
 parser.h | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/parser.c b/parser.c
index 6057684..8306bd3 100644
--- a/parser.c
+++ b/parser.c
@@ -32,7 +32,7 @@
 /*
  * static function declarations
  */
-static char *read_file(char *filename);
+static char *read_file(char const * const filename);
 
 
 /**
@@ -42,7 +42,7 @@ static char *read_file(char *filename);
  * @param filename .obj file
  * @return the HE_face array that represents the object
  */
-HE_face *parse_obj(char *filename)
+HE_face *parse_obj(char const * const filename)
 {
 	unsigned int vc;
 	char *string,
@@ -110,7 +110,7 @@ HE_face *parse_obj(char *filename)
  * @param filename file to open
  * @return newly allocated string, must be freed by the caller
  */
-static char *read_file(char *filename)
+static char *read_file(char const * const filename)
 {
 	char buf[STD_FILE_BUF],
 		 *string = malloc(STD_FILE_BUF);
diff --git a/parser.h b/parser.h
index 829df57..4076a08 100644
--- a/parser.h
+++ b/parser.h
@@ -20,7 +20,7 @@
 #define _DROW_ENGINE_PARSER_H
 
 
-void parse_obj(char *filename);
+void parse_obj(char const * const filename);
 
 
 #endif /* _DROW_ENGINE_PARSER_H */