better error handling getpwnam()

diff --git a/fcrontab.c b/fcrontab.c
index 8090e3ff3dff9c399816cd0c0627c8c26d27a742..a36af0438905473524d89c85c68e26c0c5736af2 100644 (file)
--- a/fcrontab.c
+++ b/fcrontab.c
@@ -21,7 +21,7 @@
  *  `LICENSE' that comes with the fcron source distribution.
  */
 
- /* $Id: fcrontab.c,v 1.73 2007-04-14 18:04:13 thib Exp $ */
+ /* $Id: fcrontab.c,v 1.74 2007-06-03 17:49:01 thib Exp $ */
 
 /* 
  * The goal of this program is simple : giving a user interface to fcron
@@ -46,7 +46,7 @@
 #include "temp_file.h"
 #include "read_string.h"
 
-char rcs_info[] = "$Id: fcrontab.c,v 1.73 2007-04-14 18:04:13 thib Exp $";
+char rcs_info[] = "$Id: fcrontab.c,v 1.74 2007-06-03 17:49:01 thib Exp $";
 
 void info(void);
 void usage(void);
@@ -947,12 +947,15 @@ parseopt(int argc, char *argv[])
        }
        else
 #endif /* def SYSFCRONTAB */ 
-           if ( (pass = getpwnam(user)) ) {
-               asuid = pass->pw_uid;
-               asgid = pass->pw_gid;
+           {
+               errno = 0;
+               if ( (pass = getpwnam(user)) ) {
+                   asuid = pass->pw_uid;
+                   asgid = pass->pw_gid;
+               }
+               else
+                   die_e("user \"%s\" is not in passwd file. Aborting.", user);
            }
-           else
-               die_e("user \"%s\" is not in passwd file. Aborting.", user);
     }
 
     if ( 
@@ -995,6 +998,7 @@ main(int argc, char **argv)
     
     uid = getuid();
 
+    errno = 0;
     if ( ! (pass = getpwnam(USERNAME)) )
        die_e("user \"%s\" is not in passwd file. Aborting.", USERNAME);
     fcrontab_uid = pass->pw_uid;