[PATCH] mini-os: make xenbus_read_integer and xenbus_printf take const strings

[Samuel Thibault <samuel.thibault@eu.citrix.com>]

mini-os: make xenbus_read_integer and xenbus_printf take const strings

Signed-off-by: Samuel Thibault <samuel.thibault@eu.citrix.com>

diff -r c2472ded5c7c extras/mini-os/include/xenbus.h
--- a/extras/mini-os/include/xenbus.h	Tue Aug 26 15:16:57 2008 +0100
+++ b/extras/mini-os/include/xenbus.h	Tue Aug 26 17:06:09 2008 +0100
@@ -83,12 +83,12 @@ char *xenbus_transaction_end(xenbus_tran
 			     int *retry);
 
 /* Read path and parse it as an integer.  Returns -1 on error. */
-int xenbus_read_integer(char *path);
+int xenbus_read_integer(const char *path);
 
 /* Contraction of snprintf and xenbus_write(path/node). */
 char* xenbus_printf(xenbus_transaction_t xbt,
-                                  char* node, char* path,
-                                  char* fmt, ...);
+                                  const char* node, const char* path,
+                                  const char* fmt, ...);
 
 /* Reset the XenBus system. */
 void fini_xenbus(void);
diff -r c2472ded5c7c extras/mini-os/xenbus/xenbus.c
--- a/extras/mini-os/xenbus/xenbus.c	Tue Aug 26 15:16:57 2008 +0100
+++ b/extras/mini-os/xenbus/xenbus.c	Tue Aug 26 17:06:09 2008 +0100
@@ -633,7 +633,7 @@ xenbus_transaction_end(xenbus_transactio
     return NULL;
 }
 
-int xenbus_read_integer(char *path)
+int xenbus_read_integer(const char *path)
 {
     char *res, *buf;
     int t;
@@ -650,8 +650,8 @@ int xenbus_read_integer(char *path)
 }
 
 char* xenbus_printf(xenbus_transaction_t xbt,
-                                  char* node, char* path,
-                                  char* fmt, ...)
+                                  const char* node, const char* path,
+                                  const char* fmt, ...)
 {
 #define BUFFER_SIZE 256
     char fullpath[BUFFER_SIZE];