index 960bef8ce45254f4e7c788f012ec2e5fd7623c62..6175148f461c4c0db1ff690997928e56f560544f 100644 (file)
--- a/test.c
+++ b/test.c
#include "oberon.h"
#include "generator.h"
+
+#include <string.h>
#include <assert.h>
-static const char source[] =
+static char source_test[] =
+ "(* Main module *)"
"MODULE Test;"
- "TYPE"
- " MyArr = ARRAY 3 OF INTEGER;"
- " MyArrPtr = POINTER TO MyArr;"
- " MyRec = POINTER TO MyRecDesc;"
- " MyRecDesc = RECORD next : POINTER TO MyRecDesc END;"
- ""
- "VAR"
- " a : MyArr;"
- " b : MyArrPtr;"
- " c : MyRec;"
- " d : MyRecDesc;"
+ "IMPORT Out;"
+ "TYPE Ar = ARRAY OF ARRAY OF INTEGER;"
+ "VAR a : POINTER TO Ar;"
""
+ "PROCEDURE Ax(VAR x : POINTER TO Ar);"
"BEGIN"
+ " x[0, 0] := 777;"
+ "END Ax;"
+ ""
+ "BEGIN;"
+ " NEW(a, 2, 2);"
+ " a[0, 0] := 666;"
+ " Out.Open;"
+ " Out.Int(a[0, 0], 0);"
+ " Out.Ln;"
+ ""
+ " Ax(a);"
+// " Out.Int(a[0, 0], 0);"
+// " Out.Ln;"
"END Test."
;
+static char source_out[] =
+ "MODULE Out;"
+ "(* Interface to outer program ;) *)"
+ "VAR"
+ " Open- : PROCEDURE;"
+// " Char- : PROCEDURE(ch : CHAR);"
+// " String- : PROCEDURE(str : ARRAY OF CHAR)"
+// " Int- : PROCEDURE(i, n : LONGINT);"
+ " Int- : PROCEDURE(i, n : INTEGER);"
+ " Real- : PROCEDURE(x : REAL; n : INTEGER);"
+// " LongReal- : PROCEDURE(x : LONGREAL; n : INTEGER);"
+ " Ln- : PROCEDURE;"
+ "END Out."
+;
+
static oberon_context_t * ctx;
static oberon_module_t * mod;
+static const char *
+import_module(const char * name)
+{
+ if(strcmp(name, "Test") == 0)
+ {
+ return source_test;
+ }
+ else if(strcmp(name, "Out") == 0)
+ {
+ return source_out;
+ }
+ else
+ {
+ return NULL;
+ }
+}
+
+typedef void (*TOutOpen)();
+static TOutOpen * OutOpenPtr;
+void ImplOutOpen()
+{
+}
+
+typedef void (*TOutInt)(int, int);
+static TOutInt * OutIntPtr;
+void ImplOutInt(int i, int n)
+{
+ char number[22];
+ snprintf(number, 22, "%d", i);
+ int len = strlen(number);
+ for(int i = 0; i < n - len; i++)
+ {
+ putchar(' ');
+ }
+ printf("%s", number);
+}
+
+typedef void (*TOutReal)(float, int);
+static TOutReal * OutRealPtr;
+void ImplOutReal(float i, int n)
+{
+ char number[32];
+ snprintf(number, 32, "%F", i);
+ int len = strlen(number);
+ for(int i = 0; i < n - len; i++)
+ {
+ putchar(' ');
+ }
+ printf("%s", number);
+}
+
+typedef void (*TOutLn)();
+static TOutLn * OutLnPtr;
+void ImplOutLn()
+{
+ putchar('\n');
+}
+
+void init_system_modules()
+{
+ OutOpenPtr = oberon_generator_get_var(ctx, "Out_Open");
+ *OutOpenPtr = ImplOutOpen;
+ OutIntPtr = oberon_generator_get_var(ctx, "Out_Int");
+ *OutIntPtr = ImplOutInt;
+ OutRealPtr = oberon_generator_get_var(ctx, "Out_Real");
+ *OutRealPtr = ImplOutReal;
+ OutLnPtr = oberon_generator_get_var(ctx, "Out_Ln");
+ *OutLnPtr = ImplOutLn;
+}
+
+void start_module()
+{
+ void (*begin)() = oberon_generator_get_procedure(ctx, "Test_BEGIN");
+ begin();
+}
+
int
main(int argc, char ** argv)
{
- ctx = oberon_create_context();
- mod = oberon_compile_module(ctx, source);
- //mod -> begin();
+ ctx = oberon_create_context(import_module);
+ mod = oberon_compile_module(ctx, source_test);
+
+ oberon_generate_code(ctx);
+
+ init_system_modules();
+
oberon_generator_dump(ctx, "dump.txt");
+
+ start_module();
+
oberon_destroy_context(ctx);
return 0;
}