From a73009734a8f795d3c1fabe3a4cfc43501010464 Mon Sep 17 00:00:00 2001
From: John Denker <jsd@av8n.com>
Date: Mon, 16 Jul 2012 15:08:28 -0700
Subject: automatically skip directories mentioned in the file-list Also, some
 better error messages

---
 tools/mail-scan.c | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/tools/mail-scan.c b/tools/mail-scan.c
index c2b798b..5ec2b25 100644
--- a/tools/mail-scan.c
+++ b/tools/mail-scan.c
@@ -15,6 +15,9 @@
 #include <signal.h>
 #include <fstream>
 
+#include <sys/types.h>          /*  for stat() */
+#include <sys/stat.h>           /* stat() */
+
 #include <stdio.h>              /* perror */
 
 using namespace std;
@@ -182,6 +185,15 @@ int main(int _argc, const char** _argv){
 
   for (list<string>::const_iterator file = dofile.begin();
        file != dofile.end(); file++) {
+
+
+    struct stat filestatus;
+    stat(file->c_str(), &filestatus );
+    if (S_ISDIR(filestatus.st_mode)) {
+      cerr << "is directory: " << *file << endl;
+      continue;
+    }
+
     ifstream infile;
     infile.open(file->c_str());
     if (!infile.good()) {
@@ -198,7 +210,10 @@ int main(int _argc, const char** _argv){
         string line;
         for (;;) {      // loop over all lines in this record
           if (infile.eof()) break;
-          if (infile.bad()) return 1;
+          if (infile.bad()) {
+            cerr << "mail-scan: read error on file '" << *file << "'" << endl;
+            return 1;
+          }
           if (getline(infile, line).fail()) continue;
           Header.push_back(line);
           msgsize += line.length()+1;
-- 
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