OpenSolaris Launch

1 files changed, 86 insertions, 0 deletions

diff --git a/usr/src/cmd/ptools/pwdx/pwdx.c b/usr/src/cmd/ptools/pwdx/pwdx.c
new file mode 100644
index 0000000000..adf42c0877
--- /dev/null
+++ b/usr/src/cmd/ptools/pwdx/pwdx.c
@@ -0,0 +1,86 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License, Version 1.0 only
+ * (the "License").  You may not use this file except in compliance
+ * with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+#include <libproc.h>
+#include <sys/param.h>
+
+static char *command;
+
+static int
+show_cwd(const char *arg)
+{
+	char cwd[MAXPATHLEN], proc[128];
+	psinfo_t p;
+	int gcode;
+	int ret;
+
+	if (proc_arg_psinfo(arg, PR_ARG_PIDS, &p, &gcode) == -1) {
+		(void) fprintf(stderr, "%s: cannot examine %s: %s\n",
+		    command, arg, Pgrab_error(gcode));
+		return (1);
+	}
+
+	(void) snprintf(proc, sizeof (proc), "/proc/%d/path/cwd",
+	    (int)p.pr_pid);
+
+	if ((ret = readlink(proc, cwd, sizeof (cwd) - 1)) <= 0) {
+		(void) fprintf(stderr, "%s: cannot resolve cwd for %s: %s\n",
+		    command, arg, strerror(errno));
+		return (1);
+	}
+
+	cwd[ret] = '\0';
+
+	(void) printf("%d:\t%s\n", (int)p.pr_pid, cwd);
+	return (0);
+}
+
+int
+main(int argc, char **argv)
+{
+	int retc = 0;
+
+	if ((command = strrchr(argv[0], '/')) != NULL)
+		command++;
+	else
+		command = argv[0];
+
+	if (argc <= 1) {
+		(void) fprintf(stderr, "usage:\t%s pid ...\n", command);
+		(void) fprintf(stderr, "  (show process working directory)\n");
+	}
+
+	while (--argc >= 1)
+		retc += show_cwd(*++argv);
+
+	return (retc);
+}