BSD 4 development

Work on file usr/src/cmd/ucbmail/c.local.c

Synthesized-from: CSRG//cd1/4.0

diff --git a/usr/src/cmd/ucbmail/c.local.c b/usr/src/cmd/ucbmail/c.local.c
new file mode 100644 (file)
index 0000000..0e32538
--- /dev/null
+++ b/usr/src/cmd/ucbmail/c.local.c
@@ -0,0 +1,108 @@
+#
+
+/*
+ * Mail -- a mail program
+ *
+ * EECS Cory 11/70 Version 7.0
+ *
+ * Local routines that are installation dependent.
+ * All fiddlers please note:  if you make careful note of
+ * what you change here, I will incorporate your changes and
+ * you won't have to remake them each release.
+ */
+
+#include "rcv.h"
+#include <pwd.h>
+
+/*
+ * Locate the user's mailbox file (ie, the place where new, unread
+ * mail is queued).  At Cory, it is in /usr/spool/mail/name.
+ */
+
+findmail()
+{
+       register char *cp;
+
+       cp = copy("/usr/spool/mail/", mailname);
+       copy(myname, cp);
+}
+
+/*
+ * Get rid of the queued mail.
+ */
+
+demail()
+{
+       register int p;
+       
+       close(creat(mailname, 0666));
+       alter(mailname);
+}
+
+/*
+ * Mail file lock / unlock.
+ * Insignificant on Cory version 7, since /usr/spool/mail not
+ * generally writable.
+ */
+
+lock(name)
+       char *name;
+{
+
+       return(0);
+}
+
+unlock()
+{
+
+       return(0);
+}
+
+/*
+ * Discover user login name.
+ */
+
+username(uid, namebuf)
+       char namebuf[];
+{
+       register char *np;
+
+       if (uid == getuid() && (np = getenv("USER")) != NOSTR) {
+               strncpy(namebuf, np, 9);
+               return(0);
+       }
+       return(getname(uid, namebuf));
+}
+
+/*
+ * Discover user name from uid.  Uses the fancy hashed passwd
+ * data base available only on Cory Unix.
+ */
+
+getname(uid, namebuf)
+       char namebuf[];
+{
+       struct passwd *gp;
+       struct passwd *getpwuid();
+
+       gp = getpwuid(uid);
+       if (gp == (struct passwd *) 0)
+               return(-1);
+       strcpy(namebuf, gp->pw_name);
+       return(0);
+}
+
+/*
+ * Cory hall getuserid
+ */
+
+getuserid(name)
+       char name[];
+{
+       struct passwd *gp;
+       struct passwd *getpwnam();
+
+       if ((gp = getpwnam(name)) == (struct passwd *) 0)
+               return(-1);
+       return(gp->pw_uid);
+}