X-Git-Url: http://git.ipfire.org/?a=blobdiff_plain;f=interpolate.c;h=fb30694f4741147bba62350f704111d3afbf8133;hb=3a55602eeca4ac8670e8698a7187e18b95683344;hp=4570c123dce811bab8a89efe4c3b4a9a977e6c5a;hpb=1ad7a06adb6fbe42357daa58738008cbadbb8650;p=thirdparty%2Fgit.git

diff --git a/interpolate.c b/interpolate.c
index 4570c123dc..fb30694f47 100644
--- a/interpolate.c
+++ b/interpolate.c
@@ -2,11 +2,35 @@
  * Copyright 2006 Jon Loeliger
  */
 
-#include <string.h>
-
+#include "git-compat-util.h"
 #include "interpolate.h"
 
 
+void interp_set_entry(struct interp *table, int slot, const char *value)
+{
+	char *oldval = table[slot].value;
+	char *newval = NULL;
+
+	if (oldval)
+		free(oldval);
+
+	if (value)
+		newval = xstrdup(value);
+
+	table[slot].value = newval;
+}
+
+
+void interp_clear_table(struct interp *table, int ninterps)
+{
+	int i;
+
+	for (i = 0; i < ninterps; i++) {
+		interp_set_entry(table, i, NULL);
+	}
+}
+
+
 /*
  * Convert a NUL-terminated string in buffer orig
  * into the supplied buffer, result, whose length is reslen,
@@ -31,7 +55,7 @@ int interpolate(char *result, int reslen,
 	const char *src = orig;
 	char *dest = result;
 	int newlen = 0;
-	char *name, *value;
+	const char *name, *value;
 	int namelen, valuelen;
 	int i;
 	char c;