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--- busybox-1.9.1/init/init.c Tue Feb 12 17:03:12 2008
+++ busybox-1.9.1-init/init/init.c Mon Mar 17 14:19:41 2008
@@ -225,8 +225,22 @@
}
messageD(L_LOG, "console='%s'", s);
} else {
- /* Make sure fd 0,1,2 are not closed */
- bb_sanitize_stdio();
+ /* Make sure fd 0,1,2 are not closed
+ * (so that they won't be used by future opens) */
+
+ /* bb_sanitize_stdio(); - WRONG.
+ * Fail if "/dev/null" doesnt exist, and for init
+ * this is a real possibility! Open code it instead. */
+
+ int fd = open(bb_dev_null, O_RDWR);
+ if (fd < 0) {
+ /* Give me _ANY_ open descriptor! */
+ fd = xopen("/", O_RDONLY); /* we don't believe this can fail */
+ }
+ while ((unsigned)fd < 2)
+ fd = dup(fd);
+ if (fd > 2)
+ close (fd);
}
s = getenv("TERM");
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