From e9b59f501b23b53eb6f230e0dfc4d50bb6995d45 Mon Sep 17 00:00:00 2001
From: John Denker <jsd@av8n.com>
Date: Fri, 20 Jul 2012 11:05:02 -0700
Subject: add some exit-code processing;  require TCPREMOTEHOST

---
 tools/hi-q.c | 67 +++++++++++++++++++++++++++++++++++++++++++++---------------
 1 file changed, 51 insertions(+), 16 deletions(-)

(limited to 'tools/hi-q.c')

diff --git a/tools/hi-q.c b/tools/hi-q.c
index 21724a1..f195508 100644
--- a/tools/hi-q.c
+++ b/tools/hi-q.c
@@ -27,11 +27,42 @@ using namespace std;
 #include <map>
 
 //  error exit codes, mostly as stated in qmail.c
-const int ex_good = 0;
-const int ex_spam = 21;
-const int ex_grey = 70;
-const int ex_syserr = 71;
-const int ex_comerr = 74;
+#define bar \
+foo(good, 0) ;\
+foo(spam, 21) ;\
+foo(permerr, 31) ;\
+foo(greylisting, 70) ;\
+foo(syserr, 71) ;\
+foo(comerr, 74) ;
+
+#define foo(name, num) const int ex_ ## name = num
+bar
+#undef foo
+
+map<int,string> codemap;
+
+
+#define bar_sa \
+foo_sa(GOOD,          0,  "ham") ;\
+foo_sa(SPAM,          1,  "spam") ;\
+foo_sa(USAGE,        64,  "command line usage error") ;\
+foo_sa(DATAERR,      65,  "data format error") ;\
+foo_sa(NOINPUT,      66,  "cannot open input") ;\
+foo_sa(NOUSER,       67,  "addressee unknown") ;\
+foo_sa(NOHOST,       68,  "host name unknown") ;\
+foo_sa(UNAVAILABLE,  69,  "service unavailable") ;\
+foo_sa(SOFTWARE,     70,  "internal software error") ;\
+foo_sa(OSERR,        71,  "system error (e.g., can't fork)") ;\
+foo_sa(OSFILE,       72,  "critical OS file missing") ;\
+foo_sa(CANTCREAT,    73,  "can't create (user) output file") ;\
+foo_sa(IOERR,        74,  "input/output error") ;\
+foo_sa(TEMPFAIL,     75,  "temp failure; user is invited to retry") ;\
+foo_sa(PROTOCOL,     76,  "remote error in protocol") ;\
+foo_sa(NOPERM,       77,  "permission denied") ;\
+foo_sa(CONFIG,       78,  "configuration error") ;\
+foo_sa(TOOBIG,       98,  "message was too big to process (see --max-size)"
+
+
 
 #define bufsize 16384
 
@@ -176,8 +207,11 @@ public:
 int main(int argc, char** argv) {
   progname = *argv;
   mypid = getpid();
-//  dump("TCPREMOTEIP");
-//  dump("TCPREMOTEHOST");
+
+#define foo(name, num) codemap[num] = #name ;
+bar
+#undef foo
+
   int verbose(0);
   int kidstatus;
 
@@ -502,15 +536,15 @@ int main(int argc, char** argv) {
   if (best_blame) {
     string short_name("");
     int kidno(iiofpid[argbest_blame]);
-    string exword = "spam";
-    int excode = ex_spam;
-    if (filter[kidno].mode == grey) {
-      exword = "greylisting";
-      excode = ex_grey;
-    }
     if (WIFEXITED(best_blame)) {
+      string exword = "spam";           // default, for non-modern status codes
+      int excode = ex_spam;             // default, for non-modern status codes
       int sts = WEXITSTATUS(best_blame);
-      if (sts == 1) {
+      if (filter[kidno].mode == grey) {
+        exword = codemap[sts];
+        excode = sts;
+      }
+      if (exword.length()) {
         cerr << "hi-q says: kid[" << kidno << "]"
            << " pid " << argbest_blame
            << " i.e. '" << filter[kidno].cmd[0] << "'"
@@ -523,8 +557,9 @@ int main(int argc, char** argv) {
              << endl;
         panic(ex_syserr);
       } else {
-        // should never get here unless exit status was nonzero
-        cerr << "hi-q: should never happen" << endl;
+        // should never get here
+        // should be no accounting for blame if there was no blame
+        cerr << "hi-q: should never happen: no child to blame" << endl;
         panic(ex_syserr);
       }
     } else if (WIFSIGNALED(best_blame)) {
-- 
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