Add mfd/bi_getpw.m4

1 files changed, 77 insertions, 0 deletions

diff --git a/mfd/bi_getpw.m4 b/mfd/bi_getpw.m4
new file mode 100644
index 00000000..1c5ab821
--- /dev/null
+++ b/mfd/bi_getpw.m4
@@ -0,0 +1,77 @@
+/* This file is part of Mailfromd.             -*- c -*-
+   Copyright (C) 2009 Sergey Poznyakoff
+
+   This program 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 3, or (at your option)
+   any later version.
+
+   This program 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 this program.  If not, see <http://www.gnu.org/licenses/>. */
+
+#include "inttostr.h"
+
+static void
+return_passwd(eval_environ_t env, struct passwd *pw)
+{
+	char buf[NUMERIC_BUFSIZE_BOUND];
+	
+	MF_OBSTACK_BEGIN();
+	MF_OBSTACK_GROW(pw->pw_name);
+	MF_OBSTACK_1GROW(':');
+	MF_OBSTACK_GROW(pw->pw_passwd);
+	MF_OBSTACK_1GROW(':');
+	MF_OBSTACK_GROW(umaxtostr(pw->pw_uid, buf));
+	MF_OBSTACK_1GROW(':');
+	MF_OBSTACK_GROW(umaxtostr(pw->pw_gid, buf));
+	MF_OBSTACK_1GROW(':');
+	MF_OBSTACK_GROW(pw->pw_gecos);
+	MF_OBSTACK_1GROW(':');
+	MF_OBSTACK_GROW(pw->pw_dir);
+	MF_OBSTACK_1GROW(':');
+	MF_OBSTACK_GROW(pw->pw_shell);
+	MF_OBSTACK_1GROW(0);
+	MF_RETURN_OBSTACK();
+}
+
+MF_DEFUN(mappwnam, NUMBER, STRING name)
+{
+	struct passwd *pw = getpwnam(name);
+	MF_RETURN(pw != NULL);
+}
+END
+
+MF_DEFUN(getpwnam, STRING, STRING name)
+{
+	struct passwd *pw = getpwnam(name);
+	MF_ASSERT(pw != NULL,
+		  mfe_not_found,
+		  _("%s: user not found"), name);
+	return_passwd(env, pw);
+}
+END
+
+MF_DEFUN(mappwuid, NUMBER, NUMBER uid)
+{
+	struct passwd *pw = getpwuid(uid);
+	MF_RETURN(pw != NULL);
+}
+END
+
+MF_DEFUN(getpwuid, STRING, NUMBER uid)
+{
+	struct passwd *pw = getpwuid(uid);
+	MF_ASSERT(pw != NULL,
+		  mfe_not_found,
+		  _("%lu: uid not found"), (unsigned long) uid);
+	return_passwd(env, pw);
+}
+END
+
+
+MF_INIT