* [Qemu-devel] Use TMPDIR environment Variable for Snapshot Mode
@ 2007-03-17 1:40 Oliver Adler
0 siblings, 0 replies; only message in thread
From: Oliver Adler @ 2007-03-17 1:40 UTC (permalink / raw)
To: qemu-devel
Hi Folks,
thank you VERY MUCH for bringing qemu to us.
I would like to see this little modification, honoring the
setting of the TMPDIR environment variable. Then I can use
the snapshot mode even if my /tmp directory is small in
size:
The diff is based on the qemu-0.9.0 release.
--- block.c+ Sat Mar 17 02:06:26 2007
+++ block.c Fri Mar 16 23:21:21 2007
@@ -188,8 +188,13 @@
void get_tmp_filename(char *filename, int size)
{
int fd;
+ char *tmpdir;
/* XXX: race condition possible */
- pstrcpy(filename, size, "/tmp/vl.XXXXXX");
+ tmpdir = getenv("TMPDIR");
+ if (tmpdir == NULL)
+ tmpdir = "/tmp";
+ snprintf(filename, size, "%s/vl.XXXXXX", tmpdir);
+// pstrcpy(filename, size, "/tmp/vl.XXXXXX");
fd = mkstemp(filename);
close(fd);
}
Thank you
Oliver
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