[libvirt] [PATCH] Remove _PATH_DEVNULL usage

[john.levon at sun.com]

# HG changeset patch
# User john.levon at sun.com
# Date 1229367890 28800
# Node ID c324c231c6a50be9f970f0f6c6d1629a7c09ab3b
# Parent  63174fd9f33749cb68431fd5d1ff6133ba48863b
Remove _PATH_DEVNULL usage

_PATH_DEVNULL provides no apparent advantage, and isn't available on
Solaris: replace with the string literal.

Signed-off-by: John Levon <john.levon at sun.com>

diff --git a/qemud/qemud.c b/qemud/qemud.c
--- a/qemud/qemud.c
+++ b/qemud/qemud.c
@@ -397,9 +397,9 @@ static int qemudGoDaemon(void) {
             int stdoutfd = -1;
             int nextpid;
 
-            if ((stdinfd = open(_PATH_DEVNULL, O_RDONLY)) < 0)
+            if ((stdinfd = open("/dev/null", O_RDONLY)) < 0)
                 goto cleanup;
-            if ((stdoutfd = open(_PATH_DEVNULL, O_WRONLY)) < 0)
+            if ((stdoutfd = open("/dev/null", O_WRONLY)) < 0)
                 goto cleanup;
             if (dup2(stdinfd, STDIN_FILENO) != STDIN_FILENO)
                 goto cleanup;
diff --git a/src/util.c b/src/util.c
--- a/src/util.c
+++ b/src/util.c
@@ -205,10 +205,10 @@ __virExec(virConnectPtr conn,
         return -1;
     }
 
-    if ((null = open(_PATH_DEVNULL, O_RDONLY)) < 0) {
+    if ((null = open("/dev/null", O_RDONLY)) < 0) {
         ReportError(conn, VIR_ERR_INTERNAL_ERROR,
                     _("cannot open %s: %s"),
-                    _PATH_DEVNULL, strerror(errno));
+                    "/dev/null", strerror(errno));
         goto cleanup;
     }
 
diff --git a/tests/testutils.c b/tests/testutils.c
--- a/tests/testutils.c
+++ b/tests/testutils.c
@@ -35,10 +35,6 @@
 
 #ifdef HAVE_PATHS_H
 #include <paths.h>
-#endif
-
-#ifndef _PATH_DEVNULL
-#define	_PATH_DEVNULL	"/dev/null"
 #endif
 
 #define GETTIMEOFDAY(T) gettimeofday(T, NULL)
@@ -157,9 +153,9 @@ void virtTestCaptureProgramExecChild(con
         NULL
     };
 
-    if ((stdinfd = open(_PATH_DEVNULL, O_RDONLY)) < 0)
-        goto cleanup;
-    if ((stderrfd = open(_PATH_DEVNULL, O_WRONLY)) < 0)
+    if ((stdinfd = open("/dev/null", O_RDONLY)) < 0)
+        goto cleanup;
+    if ((stderrfd = open("/dev/null", O_WRONLY)) < 0)
         goto cleanup;
 
     open_max = sysconf (_SC_OPEN_MAX);