From e36d23a85ebff914d74bb541558c2b6082b78edb Mon Sep 17 00:00:00 2001
From: dan miller
Date: Sat, 20 Oct 2007 02:49:29 +0000
Subject: sqlite source (unix build) added to libraries

---
 libraries/sqlite/unix/sqlite-3.5.1/tool/diffdb.c | 44 ++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 libraries/sqlite/unix/sqlite-3.5.1/tool/diffdb.c

(limited to 'libraries/sqlite/unix/sqlite-3.5.1/tool/diffdb.c')

diff --git a/libraries/sqlite/unix/sqlite-3.5.1/tool/diffdb.c b/libraries/sqlite/unix/sqlite-3.5.1/tool/diffdb.c
new file mode 100644
index 0000000..0537d38
--- /dev/null
+++ b/libraries/sqlite/unix/sqlite-3.5.1/tool/diffdb.c
@@ -0,0 +1,44 @@
+/*
+** A utility for printing the differences between two SQLite database files.
+*/
+#include <stdio.h>
+#include <ctype.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdlib.h>
+
+
+#define PAGESIZE 1024
+static int db1 = -1;
+static int db2 = -1;
+
+int main(int argc, char **argv){
+  int iPg;
+  unsigned char a1[PAGESIZE], a2[PAGESIZE];
+  if( argc!=3 ){
+    fprintf(stderr,"Usage: %s FILENAME FILENAME\n", argv[0]);
+    exit(1);
+  }
+  db1 = open(argv[1], O_RDONLY);
+  if( db1<0 ){
+    fprintf(stderr,"%s: can't open %s\n", argv[0], argv[1]);
+    exit(1);
+  }
+  db2 = open(argv[2], O_RDONLY);
+  if( db2<0 ){
+    fprintf(stderr,"%s: can't open %s\n", argv[0], argv[2]);
+    exit(1);
+  }
+  iPg = 1;
+  while( read(db1, a1, PAGESIZE)==PAGESIZE && read(db2,a2,PAGESIZE)==PAGESIZE ){
+    if( memcmp(a1,a2,PAGESIZE) ){
+      printf("Page %d\n", iPg);
+    }
+    iPg++;
+  }
+  printf("%d pages checked\n", iPg-1);
+  close(db1);
+  close(db2);
+}
-- 
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