1 files changed, 137 insertions, 0 deletions
diff --git a/Stars45/Reader.cpp b/Stars45/Reader.cpp
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+++ b/Stars45/Reader.cpp
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+/*  Starshatter OpenSource Distribution
+     Copyright (c) 1997-2004, Destroyer Studios LLC.
+     All Rights Reserved.
+
+     Redistribution and use in source and binary forms, with or without
+     modification, are permitted provided that the following conditions are met:
+
+     * Redistributions of source code must retain the above copyright notice,
+        this list of conditions and the following disclaimer.
+     * Redistributions in binary form must reproduce the above copyright notice,
+        this list of conditions and the following disclaimer in the documentation
+        and/or other materials provided with the distribution.
+     * Neither the name "Destroyer Studios" nor the names of its contributors
+        may be used to endorse or promote products derived from this software
+        without specific prior written permission.
+
+     THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+     AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+     IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+     ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+     LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+     CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+     SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+     INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+     CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+     ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+     POSSIBILITY OF SUCH DAMAGE.
+
+     SUBSYSTEM:    Parser
+     FILE:         Reader.cpp
+     AUTHOR:       John DiCamillo
+
+
+     OVERVIEW
+     ========
+     Implementation of the Reader class
+*/
+
+#include "MemDebug.h"
+#include "reader.h"
+#include <stdio.h>
+#include <fstream>
+#include <ctype.h>
+
+
+void              Print(const char* fmt, ...);
+
+// +-------------------------------------------------------------------+
+
+Text
+ConsoleReader::more()
+{
+    // loop until the user types something
+    do {
+        printPrimaryPrompt();
+        fillInputBuffer();
+    } while (! *p);
+
+    return Text(p);
+}
+
+void
+ConsoleReader::printPrimaryPrompt()
+{
+    printf("- ");
+}
+
+void
+ConsoleReader::fillInputBuffer()
+{
+    fgets(buffer, 980, stdin);
+    p = buffer;
+    while (isspace(*p)) p++;
+}
+
+// +-------------------------------------------------------------------+
+
+FileReader::FileReader(const char* fname)
+    : filename(fname), done(0)
+{ }
+
+Text
+FileReader::more()
+{
+    if (done) return Text();
+
+    std::fstream fin(filename, std::fstream::in);
+
+    if (!fin) {
+        Print("ERROR(Parse): Could not open file '%s'\n", filename.data());
+        return Text();
+    }
+
+    Text result;
+    char buf[1000], newline;
+    
+    while (fin.get(buf, 1000)) {
+        result.append(buf);
+        fin.get(newline);
+        result.append(newline);
+    }
+
+    done = 1;
+    return result;   
+}
+
+// +-------------------------------------------------------------------+
+
+BlockReader::BlockReader(const char* block)
+    : data((char*) block), done(0), length(0)
+{ }
+
+BlockReader::BlockReader(const char* block, int len)
+    : data((char*) block), done(0), length(len)
+{ }
+
+Text
+BlockReader::more()
+{
+    if (done) return Text();
+
+    if (length) {
+        Text result(data, length);
+        done = 1;
+        return result;   
+    }
+    else if (data) {
+        Text result(data);
+        done = 1;
+        return result;   
+    }
+
+    done = 1;
+    return Text();
+}
+
+