[cmake-commits] hoffman committed SystemTools.cxx 1.211 1.212 SystemTools.hxx.in 1.67 1.68

[cmake-commits at cmake.org]

Update of /cvsroot/CMake/CMake/Source/kwsys
In directory public:/mounts/ram/cvs-serv14046/Source/kwsys

Modified Files:
	SystemTools.cxx SystemTools.hxx.in 
Log Message:
ENH: add a touch -E command to cmake


Index: SystemTools.cxx
===================================================================
RCS file: /cvsroot/CMake/CMake/Source/kwsys/SystemTools.cxx,v
retrieving revision 1.211
retrieving revision 1.212
diff -u -d -r1.211 -r1.212
--- SystemTools.cxx	24 Nov 2007 01:45:49 -0000	1.211
+++ SystemTools.cxx	4 Dec 2007 21:03:19 -0000	1.212
@@ -50,6 +50,7 @@
 
 // support for realpath call
 #ifndef _WIN32
+#include <utime.h>
 #include <limits.h>
 #include <sys/param.h>
 #include <sys/wait.h>
@@ -75,6 +76,11 @@
 # define HAVE_TTY_INFO 1
 #endif
 
+#ifdef _MSC_VER
+#include <sys/utime.h>
+#else
+#include <utime.h>
+#endif
 
 // This is a hack to prevent warnings about these functions being
 // declared but not referenced.
@@ -836,6 +842,36 @@
     }
 }
 
+bool SystemTools::Touch(const char* filename, bool create)
+{
+  if(create && !SystemTools::FileExists(filename))
+    {
+    FILE* file = fopen(filename, "a+b");
+    if(file)
+      {
+      fclose(file);
+      return true;
+      }
+    return false;
+    }
+#ifdef _MSC_VER
+#define utime _utime
+#define utimbuf _utimbuf
+#endif
+  struct stat fromStat;
+  if(stat(filename, &fromStat) < 0)
+    {
+    return false;
+    }
+  struct utimbuf buf;
+  buf.actime = fromStat.st_atime;
+  buf.modtime = SystemTools::GetTime();
+  if(utime(filename, &buf) < 0)
+    {
+    return false;
+    }
+  return true;
+}
 
 bool SystemTools::FileTimeCompare(const char* f1, const char* f2,
                                   int* result)

Index: SystemTools.hxx.in
===================================================================
RCS file: /cvsroot/CMake/CMake/Source/kwsys/SystemTools.hxx.in,v
retrieving revision 1.67
retrieving revision 1.68
diff -u -d -r1.67 -r1.68
--- SystemTools.hxx.in	26 Oct 2007 16:13:01 -0000	1.67
+++ SystemTools.hxx.in	4 Dec 2007 21:03:19 -0000	1.68
@@ -280,6 +280,11 @@
   static unsigned long FileLength(const char *filename);
 
   /**
+     Change the modification time or create a file
+  */
+  static bool Touch(const char* filename, bool create);
+  
+  /**
    *  Compare file modification times.
    *  Return true for successful comparison and false for error.
    *  When true is returned, result has -1, 0, +1 for