Added mode.

3 files changed, 90 insertions, 57 deletions

diff --git a/src/main.c b/src/main.c
index 5bd84d1..583f735 100644
--- a/src/main.c
+++ b/src/main.c
@@ -28,6 +28,7 @@ void print_usage()
     printf("  build   Compile to executable\n");
     printf("  check   Check for errors only\n");
     printf("  repl    Start Interactive REPL\n");
+    printf("  transpile Transpile to C code only (no compilation)\n");
     printf("  lsp     Start Language Server\n");
     printf("Options:\n");
     printf("  -o <file>       Output executable name\n");
@@ -66,6 +67,11 @@ int main(int argc, char **argv)
         run_repl(argv[0]); // Pass self path for recursive calls
         return 0;
     }
+    else if (strcmp(command, "transpile") == 0)
+    {
+        g_config.mode_transpile = 1;
+        g_config.emit_c = 1; // Transpile implies emitting C
+    }
     else if (strcmp(command, "run") == 0)
     {
         g_config.mode_run = 1;
@@ -266,6 +272,32 @@ int main(int argc, char **argv)
     codegen_node(&ctx, root, out);
     fclose(out);
 
+    if (g_config.mode_transpile)
+    {
+        if (g_config.output_file)
+        {
+            // If user specified -o, rename out.c to that
+            if (rename("out.c", g_config.output_file) != 0)
+            {
+                perror("rename out.c");
+                return 1;
+            }
+            if (!g_config.quiet)
+            {
+                printf("[zc] Transpiled to %s\n", g_config.output_file);
+            }
+        }
+        else
+        {
+            if (!g_config.quiet)
+            {
+                printf("[zc] Transpiled to out.c\n");
+            }
+        }
+        // Done, no C compilation
+        return 0;
+    }
+
     // Compile C
     char cmd[8192];
     char *outfile = g_config.output_file ? g_config.output_file : "a.out";
diff --git a/src/parser/parser_type.c b/src/parser/parser_type.c
index 941c763..cc33d99 100644
--- a/src/parser/parser_type.c
+++ b/src/parser/parser_type.c
@@ -80,35 +80,35 @@ Type *parse_type_base(ParserContext *ctx, Lexer *l)
                 resolved_suffix = "uint64_t";
             }
             // Lowercase aliases
-            else if (strcmp(suffix, "i8") == 0) 
+            else if (strcmp(suffix, "i8") == 0)
             {
                 resolved_suffix = "int8_t";
             }
-            else if (strcmp(suffix, "u8") == 0) 
+            else if (strcmp(suffix, "u8") == 0)
             {
                 resolved_suffix = "uint8_t";
             }
-            else if (strcmp(suffix, "i16") == 0) 
+            else if (strcmp(suffix, "i16") == 0)
             {
                 resolved_suffix = "int16_t";
             }
-            else if (strcmp(suffix, "u16") == 0) 
+            else if (strcmp(suffix, "u16") == 0)
             {
                 resolved_suffix = "uint16_t";
             }
-            else if (strcmp(suffix, "i32") == 0) 
+            else if (strcmp(suffix, "i32") == 0)
             {
                 resolved_suffix = "int32_t";
             }
-            else if (strcmp(suffix, "u32") == 0) 
+            else if (strcmp(suffix, "u32") == 0)
             {
                 resolved_suffix = "uint32_t";
             }
-            else if (strcmp(suffix, "i64") == 0) 
+            else if (strcmp(suffix, "i64") == 0)
             {
                 resolved_suffix = "int64_t";
             }
-            else if (strcmp(suffix, "u64") == 0) 
+            else if (strcmp(suffix, "u64") == 0)
             {
                 resolved_suffix = "uint64_t";
             }
@@ -246,55 +246,55 @@ Type *parse_type_base(ParserContext *ctx, Lexer *l)
             free(name);
             return type_new(TYPE_U128);
         }
-        if (strcmp(name, "i8") == 0) 
-        { 
-            free(name); 
-            return type_new(TYPE_I8); 
-        }
-        if (strcmp(name, "u8") == 0) 
-        { 
-            free(name); 
-            return type_new(TYPE_U8); 
-        }
-        if (strcmp(name, "i16") == 0) 
-        { 
-            free(name); 
-            return type_new(TYPE_I16); 
-        }
-        if (strcmp(name, "u16") == 0) 
-        { 
-            free(name); 
-            return type_new(TYPE_U16); 
-        }
-        if (strcmp(name, "i32") == 0) 
-        { 
-            free(name); 
-            return type_new(TYPE_I32); 
-        }
-        if (strcmp(name, "u32") == 0) 
-        { 
-            free(name); 
-            return type_new(TYPE_U32); 
-        }
-        if (strcmp(name, "i64") == 0) 
-        { 
-            free(name); 
-            return type_new(TYPE_I64); 
-        }
-        if (strcmp(name, "u64") == 0) 
-        { 
-            free(name); 
-            return type_new(TYPE_U64); 
-        }
-        if (strcmp(name, "i128") == 0) 
-        { 
-            free(name); 
-            return type_new(TYPE_I128); 
-        }
-        if (strcmp(name, "u128") == 0) 
-        { 
-            free(name); 
-            return type_new(TYPE_U128); 
+        if (strcmp(name, "i8") == 0)
+        {
+            free(name);
+            return type_new(TYPE_I8);
+        }
+        if (strcmp(name, "u8") == 0)
+        {
+            free(name);
+            return type_new(TYPE_U8);
+        }
+        if (strcmp(name, "i16") == 0)
+        {
+            free(name);
+            return type_new(TYPE_I16);
+        }
+        if (strcmp(name, "u16") == 0)
+        {
+            free(name);
+            return type_new(TYPE_U16);
+        }
+        if (strcmp(name, "i32") == 0)
+        {
+            free(name);
+            return type_new(TYPE_I32);
+        }
+        if (strcmp(name, "u32") == 0)
+        {
+            free(name);
+            return type_new(TYPE_U32);
+        }
+        if (strcmp(name, "i64") == 0)
+        {
+            free(name);
+            return type_new(TYPE_I64);
+        }
+        if (strcmp(name, "u64") == 0)
+        {
+            free(name);
+            return type_new(TYPE_U64);
+        }
+        if (strcmp(name, "i128") == 0)
+        {
+            free(name);
+            return type_new(TYPE_I128);
+        }
+        if (strcmp(name, "u128") == 0)
+        {
+            free(name);
+            return type_new(TYPE_U128);
         }
         if (strcmp(name, "rune") == 0)
         {
diff --git a/src/zprep.h b/src/zprep.h
index 17e7e02..5c4ab4e 100644
--- a/src/zprep.h
+++ b/src/zprep.h
@@ -174,6 +174,7 @@ typedef struct
     int quiet;           // 1 if --quiet.
     int repl_mode;       // 1 if --repl (internal flag for REPL usage).
     int is_freestanding; // 1 if --freestanding.
+    int mode_transpile;  // 1 if 'transpile' command.
 
     // GCC Flags accumulator.
     char gcc_flags[4096];