From cd358823399a700e476f4ddc1192f2fea7c09235 Mon Sep 17 00:00:00 2001
From: Rob Landley <rob@landley.net>
Date: Sat, 9 Mar 2019 00:14:13 -0600
Subject: Half-finished su change checked in, sorry.

---
 lib/lib.c     | 15 +++++++++++++++
 lib/lib.h     |  1 +
 toys/lsb/su.c | 22 ++++------------------
 3 files changed, 20 insertions(+), 18 deletions(-)

diff --git a/lib/lib.c b/lib/lib.c
index d1210f49..8937c57a 100644
--- a/lib/lib.c
+++ b/lib/lib.c
@@ -1462,3 +1462,18 @@ void reset_env(struct passwd *p, int clear)
   setenv("USER", p->pw_name, 1);
   setenv("LOGNAME", p->pw_name, 1);
 }
+
+// Syslog with the openlog/closelog, autodetecting daemon status via no tty
+
+void loggit(int priority, char *format, ...)
+{
+  int i, facility = LOG_DAEMON;
+  va_list va;
+
+  for (i = 0; i<3; i++) facility = LOG_AUTH;
+  openlog(toys.which->name, LOG_PID, facility);
+  va_start(va, format);
+  vsyslog(priority, format, va);
+  va_end(va);
+  closelog();
+}
diff --git a/lib/lib.h b/lib/lib.h
index 87f4150e..9de18413 100644
--- a/lib/lib.h
+++ b/lib/lib.h
@@ -260,6 +260,7 @@ long environ_bytes();
 long long millitime(void);
 char *format_iso_time(char *buf, size_t len, struct timespec *ts);
 void reset_env(struct passwd *p, int clear);
+void loggit(int priority, char *format, ...);
 
 #define HR_SPACE 1 // Space between number and units
 #define HR_B     2 // Use "B" for single byte units
diff --git a/toys/lsb/su.c b/toys/lsb/su.c
index c48a0c9f..3d6fd570 100644
--- a/toys/lsb/su.c
+++ b/toys/lsb/su.c
@@ -42,15 +42,6 @@ GLOBALS(
   char *c;
 )
 
-static char *snapshot_env(char *name)
-{
-  char *s = getenv(name);
-
-  if (s) return xmprintf("%s=%s", name, s);
-
-  return 0;
-}
-
 void su_main()
 {
   char *name, *passhash = 0, **argu, **argv;
@@ -65,7 +56,7 @@ void su_main()
   if (*toys.optargs) name = *(toys.optargs++);
   else name = "root";
 
-  loggit(name, 0);
+  loggit(LOG_NOTICE, "%s->%s", getusername(getuid()), name);
 
   if (!(shp = getspnam(name))) perror_exit("no '%s'", name);
   if (getuid()) {
@@ -81,17 +72,12 @@ void su_main()
 
   if (FLAG(m)||FLAG(p)) {
     unsetenv("IFS");
-    setenv("PATH", _PATH_DEFPATHS, 1);
+    setenv("PATH", _PATH_DEFPATH, 1);
   } else reset_env(up, FLAG(l));
 
   argv = argu = xmalloc(sizeof(char *)*(toys.optc + 4));
   *(argv++) = TT.s ? TT.s : up->pw_shell;
-  loggit(name, *argu);
-
-  if (FLAG(m)||FLAG(p)) {
-    unsetenv("IFS");
-    setenv("PATH", _PATH_DEFPATHS, 1);
-  } else reset_env(up, FLAG(l));
+  loggit(LOG_NOTICE, "run %s", *argu);
 
   if (FLAG(l)) *(argv++) = "-l";
   if (FLAG(c)) {
@@ -102,7 +88,7 @@ void su_main()
   xexec(argu);
 
 deny:
-  syslog(LOG_NOTICE, "No.", getusername(getuid()), name);
+  syslog(LOG_NOTICE, "No.");
   puts("No.");
   toys.exitval = 1;
 }
-- 
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