Supports the -w/--write-out feature

lib/writeout.c

+/*****************************************************************************
+ *                                  _   _ ____  _     
+ *  Project                     ___| | | |  _ \| |    
+ *                             / __| | | | |_) | |    
+ *                            | (__| |_| |  _ <| |___ 
+ *                             \___|\___/|_| \_\_____|
+ *
+ *  The contents of this file are subject to the Mozilla Public License
+ *  Version 1.0 (the "License"); you may not use this file except in
+ *  compliance with the License. You may obtain a copy of the License at
+ *  http://www.mozilla.org/MPL/
+ *
+ *  Software distributed under the License is distributed on an "AS IS"
+ *  basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
+ *  License for the specific language governing rights and limitations
+ *  under the License.
+ *
+ *  The Original Code is Curl.
+ *
+ *  The Initial Developer of the Original Code is Daniel Stenberg.
+ *
+ *  Portions created by the Initial Developer are Copyright (C) 1999.
+ *  All Rights Reserved.
+ *
+ * ------------------------------------------------------------
+ * Main author:
+ * - Daniel Stenberg <Daniel.Stenberg@haxx.nu>
+ *
+ * 	http://curl.haxx.nu
+ *
+ * $Source$
+ * $Revision$
+ * $Date$
+ * $Author$
+ * $State$
+ * $Locker$
+ *
+ * ------------------------------------------------------------
+ ****************************************************************************/
+
+#include <stdio.h>
+#include <string.h>
+
+#include "writeout.h"
+
+typedef enum {
+  VAR_NONE,       /* must be the first */
+  VAR_TOTAL_TIME,
+  VAR_SIZE_DOWNLOAD,
+  VAR_SIZE_UPLOAD,
+  VAR_SPEED_DOWNLOAD,
+  VAR_SPEED_UPLOAD,
+  VAR_NUM_OF_VARS /* must be the last */
+} replaceid;
+
+struct variable {
+  char *name;
+  replaceid id;
+};
+
+
+static struct variable replacements[]={
+  {"total_time", VAR_TOTAL_TIME},
+  {"size_download", VAR_SIZE_DOWNLOAD},
+  {"size_upload", VAR_SIZE_UPLOAD},
+  {"speed_download", VAR_SPEED_DOWNLOAD},
+  {"speed_upload", VAR_SPEED_UPLOAD},
+  {NULL}
+};
+
+void WriteOut(struct UrlData *data)
+{
+  FILE *stream = stdout;
+  char *ptr=data->writeinfo;
+  while(*ptr) {
+    if('%' == *ptr) {
+      if('%' == ptr[1]) {
+        /* an escaped %-letter */
+        fputc('%', stream);
+        ptr+=2;
+      }
+      else {
+        /* this is meant as a variable to output */
+        char *end;
+        int i;
+        if(('{' == ptr[1]) && (end=strchr(ptr, '}'))) {
+          ptr+=2; /* pass the % and the { */
+          *end=0; /* zero terminate */
+          for(i=0; replacements[i].name; i++) {
+            if(strequal(ptr, replacements[i].name)) {
+              switch(replacements[i].id) {
+              case VAR_TOTAL_TIME:
+                fprintf(stream, "%.3f", data->progress.timespent);
+                break;
+              case VAR_SIZE_UPLOAD:
+                fprintf(stream, "%.0f", data->progress.uploaded);
+                break;
+              case VAR_SIZE_DOWNLOAD:
+                fprintf(stream, "%.0f", data->progress.downloaded);
+                break;
+              case VAR_SPEED_DOWNLOAD:
+                fprintf(stream, "%.2f", data->progress.dlspeed);
+                break;
+              case VAR_SPEED_UPLOAD:
+                fprintf(stream, "%.2f", data->progress.ulspeed);
+                break;
+              }
+              break;
+            }
+          }
+          ptr=end+1; /* pass the end */
+        }
+        else {
+          /* illegal syntax, then just output the characters that are used */
+          fputc('%', stream);
+          fputc(ptr[1], stream);
+          ptr+=2;
+        }
+      }
+    }
+    else if('\\' == *ptr) {
+      switch(ptr[1]) {
+      case 'n':
+        fputc('\n', stream);
+        break;
+      case 't':
+        fputc('\t', stream);
+        break;
+      default:
+        /* unknown, just output this */
+        fputc(*ptr, stream);
+        fputc(ptr[1], stream);
+        break;
+      }
+      ptr+=2;
+    }
+    else {
+      fputc(*ptr, stream);
+      ptr++;
+    }
+  }
+  
+}

lib/writeout.h

+/*****************************************************************************
+ *                                  _   _ ____  _     
+ *  Project                     ___| | | |  _ \| |    
+ *                             / __| | | | |_) | |    
+ *                            | (__| |_| |  _ <| |___ 
+ *                             \___|\___/|_| \_\_____|
+ *
+ *  The contents of this file are subject to the Mozilla Public License
+ *  Version 1.0 (the "License"); you may not use this file except in
+ *  compliance with the License. You may obtain a copy of the License at
+ *  http://www.mozilla.org/MPL/
+ *
+ *  Software distributed under the License is distributed on an "AS IS"
+ *  basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
+ *  License for the specific language governing rights and limitations
+ *  under the License.
+ *
+ *  The Original Code is Curl.
+ *
+ *  The Initial Developer of the Original Code is Daniel Stenberg.
+ *
+ *  Portions created by the Initial Developer are Copyright (C) 1999.
+ *  All Rights Reserved.
+ *
+ * ------------------------------------------------------------
+ * Main author:
+ * - Daniel Stenberg <Daniel.Stenberg@haxx.nu>
+ *
+ * 	http://curl.haxx.nu
+ *
+ * $Source$
+ * $Revision$
+ * $Date$
+ * $Author$
+ * $State$
+ * $Locker$
+ *
+ * ------------------------------------------------------------
+ ****************************************************************************/
+
+#include "urldata.h"
+
+void WriteOut(struct UrlData *data);