From 89b7b67a13ebb7965cc7f13ad0595e2194a2d34c Mon Sep 17 00:00:00 2001
From: Jannis Hoffmann <jannis@fehcom.de>
Date: Wed, 3 Jul 2024 15:48:04 +0200
Subject: add sqmail-4.2.29a

---
 src/qmail-clean.c | 100 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 src/qmail-clean.c

(limited to 'src/qmail-clean.c')

diff --git a/src/qmail-clean.c b/src/qmail-clean.c
new file mode 100644
index 0000000..df149a5
--- /dev/null
+++ b/src/qmail-clean.c
@@ -0,0 +1,100 @@
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "sig.h"
+#include "now.h"
+#include "str.h"
+#include "direntry.h"
+#include "getln.h"
+#include "stralloc.h"
+#include "buffer.h"
+#include "byte.h"
+#include "scan.h"
+#include "fmt.h"
+#include "exit.h"
+#include "error.h"
+#include "fmtqfn.h"
+#include "auto_qmail.h"
+
+#define OSSIFIED 129600 /* see qmail-send.c */
+
+stralloc line = {0};
+
+void cleanuppid()
+{
+  DIR *dir;
+  direntry *d;
+  struct stat st;
+  datetime_sec time;
+
+  time = now();
+  dir = opendir("pid");
+  if (!dir) return;
+ 
+  while ((d = readdir(dir))) {
+    if (str_equal(d->d_name,".")) continue;
+    if (str_equal(d->d_name,"..")) continue;
+    if (!stralloc_copys(&line,"pid/")) continue;
+    if (!stralloc_cats(&line,d->d_name)) continue;
+    if (!stralloc_0(&line)) continue;
+    if (stat(line.s,&st) == -1) continue;
+    if (time < st.st_atime + OSSIFIED) continue;
+    unlink(line.s);
+  }
+  closedir(dir);
+}
+
+char fnbuf[FMTQFN];
+
+void respond(char *s) 
+{ 
+  if (buffer_putflush(buffer_1small,s,1) == -1) _exit(100); 
+}
+
+int main()
+{
+  int i;
+  int match;
+  int cleanuploop;
+  unsigned long id;
+
+  if (chdir(auto_qmail) == -1) _exit(110);
+  if (chdir("queue") == -1) _exit(110);
+
+  sig_pipeignore();
+
+  if (!stralloc_ready(&line,200)) _exit(111);
+
+  cleanuploop = 0;
+
+  for (;;) {
+    if (cleanuploop) --cleanuploop; else { cleanuppid(); cleanuploop = 30; }
+    if (getln(buffer_0small,&line,&match,'\0') == -1) break;
+    if (!match) break;
+    if (line.len < 7) { respond("x"); continue; }
+    if (line.len > 100) { respond("x"); continue; }
+    if (line.s[line.len - 1]) { respond("x"); continue; } /* impossible */
+
+    for (i = line.len - 2; i > 4; --i) {
+      if (line.s[i] == '/') break;
+      if ((unsigned char) (line.s[i] - '0') > 9)
+       { respond("x"); continue; }
+    }
+    if (line.s[i] == '/') 
+      if (!scan_ulong(line.s + i + 1,&id)) { respond("x"); continue; }
+    if (byte_equal(line.s,5,"foop/")) {
+#define U(prefix,flag) fmtqfn(fnbuf,prefix,id,flag); \
+      if (unlink(fnbuf) == -1) if (errno != ENOENT) { respond("!"); continue; }
+      U("intd/",1)
+      U("mess/",1)
+      respond("+");
+    } else if (byte_equal(line.s,4,"todo/")) {
+      U("intd/",1)
+      U("todo/",1)
+      respond("+");
+    }
+    else
+      respond("x");
+  }
+  _exit(0);
+}
-- 
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