Proper char printing in the translated codes.

So far only the char codes were printed. Now a custom function for translation
of codes to chars in WSL was added to the generated sources. It recognises
codes 10 and 13 as new lines.

diff --git a/src/mjc2wsl.java b/src/mjc2wsl.java
index 52c7542..97e61ac 100644 (file)
--- a/src/mjc2wsl.java
+++ b/src/mjc2wsl.java
@@ -192,16 +192,26 @@ public class mjc2wsl{
        public String createStandardStart(int numWords){
                StringBuilder ret = new StringBuilder(
                        "C:\" This file automatically converted from microjava bytecode\";\n"
-                       +"C:\" with mjc2wsl v "+versionN+"\";\n");
-       
-               ret.append("BEGIN ");
-               ret.append("VAR < \n\t");
+                       +"C:\" with mjc2wsl v "+versionN+"\";\n\n");
+
+               ret.append(createAsciiString());
+
+               ret.append("\nBEGIN ");
+               ret.append("\nVAR < \n\t");
                ret.append("mjvm_locals := ARRAY(1,0), ");
                ret.append("\n\tmjvm_statics := ARRAY("+numWords+",0), ");
                ret.append("\n\tmjvm_arrays := < >, ");
                ret.append("\n\tmjvm_objects := < >, ");
                ret.append("\n  mjvm_estack := < >, mjvm_mstack := < > > : "); 
-       
+
+               return ret.toString();
+       }
+
+       public String createAsciiString(){
+               StringBuilder ret = new StringBuilder("C:\"char array for ascii code conversions\";");
+               ret.append("\nascii := \"????????????????????????????????\"++\n");
+               ret.append("\" !\"++Quote++\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~\";\n");
+
                return ret.toString();
        }
 
@@ -209,15 +219,28 @@ public class mjc2wsl{
                StringBuilder ret = new StringBuilder("SKIP\nENDVAR");
                ret.append("\nWHERE\n");
                
+               ret.append("\nFUNCT CHR(num) ==:\n");
+               ret.append("\tSUBSTR(ascii,num,1)\n");
+               ret.append("END\n");
+
                ret.append("\nPROC Print_MJ(val, format VAR)==\n");
                ret.append(createComment("print spacing", C_SPEC));
-                               
                ret.append("\n\tIF format>1 THEN\n\t\tFOR i:=2 TO ");
                ret.append("format STEP 1 DO PRINFLUSH(\" \") OD\n");
                ret.append("\tFI;\n\tPRINFLUSH(val)\nEND\n");
-               
+
+               ret.append("\nPROC Print_MJ_CHAR(val, format VAR)==\n");
+               ret.append(createComment("print spacing", C_SPEC));
+               ret.append("\n\tIF val=10 OR val=13 THEN\n");
+               ret.append("\t\tPRINT(\"\");");
+               ret.append("\tELSE\n");
+               ret.append("\t\tIF format>1 THEN\n\t\t\tFOR i:=2 TO ");
+               ret.append("format STEP 1 DO PRINFLUSH(\" \") OD\n");
+               ret.append("\t\tFI;\n\t\tPRINFLUSH(CHR(val))\n");
+               ret.append("\tFI\n");
+               ret.append("END\n");
+
                ret.append("\nEND\n");
-               
                return ret.toString();
        }
 
@@ -644,10 +667,11 @@ public class mjc2wsl{
 
                        // the prints
                        case bprint: {
-                               // TODO need to make it a char on print
-                               messages.message("chars will be printed as number codes", TransMessages.M_WAR);
-                               prl(createComment("char will be printed as a number code",
-                                               C_SPEC));
+                               prl(createStartVar("tempa", "tempb"));
+                               prl(createTopTwoEStack());
+                               prl("Print_MJ_CHAR(tempb,tempa);");
+                               prl(createEndVar());
+                               break;
                        }
                        case print: {
                                // TODO printing numbers needs different lengths of spacing