[libvirt] [patch 1/4] checkpoint functionality

[Matt McCowan]

This refactors the path check routine used in virDomainSave into util

> Matt McCowan
> 


diff -ur libvirt.orig/src/util.h libvirt-0.6.1.1/src/util.h
--- libvirt.orig/src/util.h	2009-02-27 01:27:51.000000000 +0900
+++ libvirt-0.6.1.1/src/util.h	2009-03-05 11:44:42.000000000 +0900
@@ -111,6 +111,8 @@
 int virFileDeletePid(const char *dir,
                      const char *name);
 
+char *virFileAbsPath(const char *str);
+
 char *virArgvToString(const char *const *argv);
 
 int virStrToLong_i(char const *s,
--- libvirt.orig/src/util.c	2009-03-03 21:03:44.000000000 +0900
+++ libvirt-0.6.1.1/src/util.c	2009-03-09 14:17:17.000000000 +0900
@@ -136,6 +136,28 @@
     return 1;
 }
 
+
+char *
+virFileAbsPath(const char *str)
+{
+    char filepath[4096];
+    char *ret;
+    unsigned int len, t;
+
+    t = strlen(str);
+    if (getcwd(filepath, sizeof(filepath) - (t + 3)) == NULL)
+        return NULL;
+    len = strlen(filepath);
+    /* that should be covered by getcwd() semantic, but be 100% sure */
+    if (len > sizeof(filepath) - (t + 3))
+        return NULL;
+    filepath[len] = '/';
+    strcpy(&filepath[len + 1], str);
+    ret = &filepath[0];
+
+    return ret;
+}
+
 char *
 virArgvToString(const char *const *argv)
 {