Remove some more obsolete code. Move common code with unknown copyright

2007-10-04  William Jon McCann  <mccann@jhu.edu>

	* common/Makefile.am:
	* common/gdm-common-unknown-origin.c: (gdm_sigchld_block_push),
	(gdm_sigchld_block_pop), (gdm_sigterm_block_push),
	(gdm_sigterm_block_pop), (gdm_sigusr2_block_push),
	(gdm_sigusr2_block_pop), (gdm_safe_fopen_w), (ve_clearenv):
	* common/gdm-common-unknown-origin.h:
	* common/gdm-common.c:
	* common/gdm-common.h:
	* config/Makefile.am:
	* config/XKeepsCrashing:
	* config/default.desktop.in:
	* config/extract-shell.sh:
	* config/gdmprefetchlist.in:
	* config/gettextfoo.h:
	* config/locale.alias:
	* config/ssh.desktop.in.in:
	* configure.ac:
	* daemon/Makefile.am:
	* daemon/choose.c:
	* daemon/choose.h:
	* daemon/gdm-xdmcp-display-factory.c:
	(gdm_xdmcp_handle_indirect_query), (gdm_xdmcp_handle_manage),
	(gdm_xdmcp_handle_managed_forward):
	* daemon/main.c: (delete_pid):
	* utils/Makefile.am:
	* utils/gdm-dmx-reconnect-proxy.c:
	Remove some more obsolete code.  Move common
	code with unknown copyright status into separate file.
	Try to identify more copy with unknown copyright status.


svn path=/branches/mccann-gobject/; revision=5340

1 files changed, 87 insertions, 0 deletions

diff --git a/common/gdm-common-unknown-origin.h b/common/gdm-common-unknown-origin.h
new file mode 100644
index 00000000..33c1d060
--- /dev/null
+++ b/common/gdm-common-unknown-origin.h
@@ -0,0 +1,87 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
+ *
+ * (c) 2000 Eazel, Inc.
+ * (c) 2001,2002 George Lebl
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef _GDM_COMMON_UNKNOWN_H
+#define _GDM_COMMON_UNKNOWN_H
+
+#include <glib.h>
+#include <glib/gstdio.h>
+#include <time.h>
+#include <errno.h>
+#include <sys/types.h>
+#include <sys/wait.h>
+
+G_BEGIN_DECLS
+
+#define        VE_IGNORE_EINTR(expr) \
+        do {                         \
+                errno = 0;           \
+                expr;                \
+        } while G_UNLIKELY (errno == EINTR);
+
+#define NEVER_FAILS_seteuid(uid) \
+        { int r = 0; \
+          if (geteuid () != uid) \
+            r = seteuid (uid); \
+          if G_UNLIKELY (r != 0) \
+        g_error ("GDM file %s: line %d (%s): Cannot run seteuid to %d: %s", \
+                  __FILE__,                                             \
+                  __LINE__,                                             \
+                  G_GNUC_PRETTY_FUNCTION,                                       \
+                  (int)uid,                                             \
+                  strerror (errno));                    }
+#define NEVER_FAILS_setegid(gid) \
+        { int r = 0; \
+          if (getegid () != gid) \
+            r = setegid (gid); \
+          if G_UNLIKELY (r != 0) \
+        g_error ("GDM file %s: line %d (%s): Cannot run setegid to %d: %s", \
+                  __FILE__,                                             \
+                  __LINE__,                                             \
+                  G_GNUC_PRETTY_FUNCTION,                                       \
+                  (int)gid,                                             \
+                  strerror (errno));                    }
+
+/* first goes to euid-root and then sets the egid and euid, to make sure
+ * this succeeds */
+#define NEVER_FAILS_root_set_euid_egid(uid,gid) \
+        { NEVER_FAILS_seteuid (0); \
+          NEVER_FAILS_setegid (gid); \
+          if (uid != 0) { NEVER_FAILS_seteuid (uid); } }
+
+
+/* like fopen with "w" but unlinks and uses O_EXCL */
+FILE *         gdm_safe_fopen_w  (const char *file,
+                                  mode_t      perm);
+
+/* This is for race free forks */
+void           gdm_sigchld_block_push (void);
+void           gdm_sigchld_block_pop (void);
+void           gdm_sigterm_block_push (void);
+void           gdm_sigterm_block_pop (void);
+void           gdm_sigusr2_block_push (void);
+void           gdm_sigusr2_block_pop (void);
+
+void           ve_clearenv (void);
+
+G_END_DECLS
+
+#endif /* _GDM_COMMON_UNKNOWN_H */