Use const for interpolate arguments

Signed-off-by: Alex Riesen <raa.lkml@gmail.com> Signed-off-by: Junio C Hamano <junkio@cox.net>
git-mirror · Sep 26, 2006 · 4dafd7d · 4dafd7d
1 parent e8daf78
commit 4dafd7d
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Showing 2 changed files with 10 additions and 5 deletions.
diff --git a/interpolate.c b/interpolate.c
@@ -25,10 +25,10 @@
  */
 
 int interpolate(char *result, int reslen,
-		char *orig,
-		struct interp *interps, int ninterps)
+		const char *orig,
+		const struct interp *interps, int ninterps)
 {
-	char *src = orig;
+	const char *src = orig;
 	char *dest = result;
 	int newlen = 0;
 	char *name, *value;

diff --git a/interpolate.h b/interpolate.h
@@ -5,14 +5,19 @@
 #ifndef INTERPOLATE_H
 #define INTERPOLATE_H
 
+/*
+ * Convert a NUL-terminated string in buffer orig,
+ * performing substitutions on %-named sub-strings from
+ * the interpretation table.
+ */
 
 struct interp {
 	char *name;
 	char *value;
 };
 
 extern int interpolate(char *result, int reslen,
-		       char *orig,
-		       struct interp *interps, int ninterps);
+		       const char *orig,
+		       const struct interp *interps, int ninterps);
 
 #endif /* INTERPOLATE_H */