New file. This feature was requested by Nautilus hacker Maciej Stachowiak

2000-04-24  Martin Baulig  <baulig@suse.de>

	* proc_cwd.c: New file. This feature was requested by Nautilus
	hacker Maciej Stachowiak and it returns the current working
	directory of a process.

sysdeps/linux/ChangeLog

@@ -1,3 +1,9 @@
+2000-04-24  Martin Baulig  <baulig@suse.de>
+
+	* proc_cwd.c: New file. This feature was requested by Nautilus
+	hacker Maciej Stachowiak and it returns the current working
+	directory of a process.
+
 2000-02-22  Martin Baulig  <martin@home-of-linux.org>
 
 	* Makefile.am: Only install the libs in $(LIBGTOP_BACKEND_DIR)

sysdeps/linux/Makefile.am

@@ -18,8 +18,8 @@ libgtop_sysdeps_la_SOURCES	= open.c close.c cpu.c mem.c swap.c \
 				  uptime.c loadavg.c shm_limits.c msg_limits.c \
 				  sem_limits.c proclist.c procstate.c procuid.c \
 				  proctime.c procmem.c procsignal.c prockernel.c \
-				  procsegment.c procargs.c procmap.c sysinfo.c \
-				  interfaces.c netinfo.c netload.c ppp.c
+				  procsegment.c proccwd.c procargs.c procmap.c \
+				  sysinfo.c interfaces.c netinfo.c netload.c ppp.c
 libgtop_sysdeps_la_LIBADD	= @GLIB_LIBS@
 
 libgtop_sysdeps_la_LDFLAGS	= $(LT_VERSION_INFO) $(dynamic_ldflags)

sysdeps/linux/proccwd.c

@@ -0,0 +1,88 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 4 -*- */
+
+/* $Id$ */
+
+/* Copyright (C) 1998-99 Martin Baulig
+   This file is part of LibGTop 1.0.
+
+   Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
+
+   LibGTop is free software; you can redistribute it and/or modify it
+   under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License,
+   or (at your option) any later version.
+
+   LibGTop is distributed in the hope that it will be useful, but WITHOUT
+   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+   for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with LibGTop; see the file COPYING. If not, write to the
+   Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.
+*/
+
+#include <glibtop.h>
+#include <glibtop/error.h>
+#include <glibtop/xmalloc.h>
+#include <glibtop/proccwd.h>
+
+static const unsigned long _glibtop_sysdeps_proc_cwd =
+(1L << GLIBTOP_PROC_CWD_SIZE);
+
+static const unsigned long _glibtop_sysdeps_proc_cwd_stat =
+(1L << GLIBTOP_PROC_CWD_DEVICE) + (1L << GLIBTOP_PROC_CWD_INODE);
+
+/* Init function. */
+
+int
+glibtop_init_proc_cwd_s (glibtop *server)
+{
+    server->sysdeps.proc_cwd = _glibtop_sysdeps_proc_cwd |
+	_glibtop_sysdeps_proc_cwd_stat;
+
+    return 0;
+}
+
+/* Provides detailed information about a process. */
+
+char *
+glibtop_get_proc_cwd_s (glibtop *server, glibtop_proc_cwd *buf, pid_t pid)
+{
+    char fn [BUFSIZ], buffer [BUFSIZ], *retval = NULL;
+    struct stat statb;
+    int len;
+
+    glibtop_init_s (&server, GLIBTOP_SYSDEPS_PROC_CWD, 0);
+	
+    memset (buf, 0, sizeof (glibtop_proc_cwd));
+
+    sprintf (fn, "/proc/%d/cwd", pid);
+	
+    len = readlink (fn, buffer, BUFSIZ-1);
+
+    if (len < 0) {
+	glibtop_warn_io_r (server, "readlink (%s)", fn);
+	return NULL;
+    }
+
+    buffer [len] = '\0';
+
+    retval = glibtop_strdup_r (server, buffer);
+
+    buf->size = len+1;
+    buf->flags = _glibtop_sysdeps_proc_cwd;
+
+    if (lstat (fn, &statb)) {
+	glibtop_warn_io_r (server, "lstat (%s)", fn);
+	return retval;
+    }
+
+    buf->device = statb.st_dev;
+    buf->inode = statb.st_ino;
+
+    buf->flags |= _glibtop_sysdeps_proc_cwd_stat;
+
+    return retval;
+}