[lcd4linux @ 2001-02-18 22:11:34 by reinelt]

1 files changed, 144 insertions, 0 deletions

diff --git a/mail.c b/mail.c
new file mode 100644
index 0000000..87bb4cc
--- /dev/null
+++ b/mail.c
@@ -0,0 +1,144 @@
+/* $Id: mail.c,v 1.1 2001/02/18 22:11:34 reinelt Exp $
+ *
+ * email specific functions
+ *
+ * Copyright 2001 by Axel Ehnert <Axel@Ehnert.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *
+ * $Log: mail.c,v $
+ * Revision 1.1  2001/02/18 22:11:34  reinelt
+ * *** empty log message ***
+ *
+ */
+
+/* 
+ * exported functions:
+ *
+ * Mail (int index, int *num)
+ *   returns 0 if ok, -1 if error
+ *   sets num to number of emails in mailbox #index
+ *
+ */
+
+#define FALSE 0
+#define TRUE 1
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#include <sys/types.h>
+#include <sys/time.h>
+
+#include "cfg.h"
+#include "debug.h"
+#include "mail.h"
+
+int Mail (int index, int *num)
+{
+  FILE *fstr;
+  char buffer[32];
+  static time_t cntfreq[MAILBOXES+1];     // Time of last calculation
+  static int cfgmbx[MAILBOXES+1]={[0 ... MAILBOXES]=TRUE,};
+  char *fnp1;
+  int v1=0;
+  int last_line_blank1;                   // Was the last line blank?
+  int interv=-1;                          // Interval in sec.
+  char *cinterv;
+
+  char *txt;
+  char txt1[100];
+
+  if (index<1 || index>MAILBOXES) return -1;
+  /*
+    Interval set?
+  */  
+  if (interv < 0) {
+    cinterv = cfg_get("pollintmail");
+    if ( cinterv == NULL ) {
+      interv=DEFMAILPOLLEXT;
+    }
+    else {
+      interv = atoi(cinterv);  
+    }
+  }
+  /*
+    Is it time to look into the files?
+  */
+  if (time(NULL)>cntfreq[index]+interv-1) {
+    cntfreq[index]=time(NULL);
+  }
+  else {
+    return 0;
+  }
+  /*
+    Reread pollext, because it could be changed due to reading a new conf file
+  */
+  cinterv = cfg_get("pollintmail");
+  if ( cinterv == NULL ) {
+    interv=DEFMAILPOLLEXT;
+  }
+  else {
+    interv = atoi(cinterv);  
+  }
+  /*
+    Build the filename from the config
+  */
+  snprintf(buffer, 32, "Mailbox%d", index);
+  fnp1=cfg_get(buffer);
+  if (fnp1==NULL || *fnp1=='\0') {
+    cfgmbx[index]=FALSE;
+  }
+  v1=0;
+  /*
+    Open the file
+  */
+  if (cfgmbx[index]==TRUE) {
+    fstr=fopen(fnp1,"r");
+
+    if (fstr != NULL) {
+      txt=&txt1[0];
+      last_line_blank1=TRUE;
+
+      while ( ( fgets ( txt1, 100, fstr ) ) != NULL ) {
+        txt1[strlen(txt1)-1]='\0';                 // cut the newline
+	/*
+	  Is there a "From ..." line. Count only, if a blank line was directly before this
+	*/
+        if ( strncmp (txt1, "From ", 5 ) == 0 ) {
+          if ( last_line_blank1 == TRUE ) {
+            v1++;
+            debug ("mailbox%d found mail %d",index, v1);
+            last_line_blank1 = FALSE;
+          }
+        }
+        if ( strlen (txt1) == 0 ) {
+	  last_line_blank1 = TRUE;
+        }
+        else {
+	  last_line_blank1 = FALSE;
+        }
+      }
+    }
+    fclose (fstr);
+  }
+  *cnt=v1;
+  return (0);
+}
+