Changed default frontend for "-" to "script" (was: "ilang")

diff --git a/kernel/driver.cc b/kernel/driver.cc
index ae1796757b832e70be05d6f854d422ea74b5fed0..bfbf21050febe87183eaf189594f544ad9e690bd 100644 (file)
--- a/kernel/driver.cc
+++ b/kernel/driver.cc
@@ -37,22 +37,25 @@ static void run_frontend(std::string filename, std::string command, RTLIL::Desig
                else if (filename.size() > 3 && filename.substr(filename.size()-3) == ".ys")
                        command = "script";
                else if (filename == "-")
-                       command = "ilang";
+                       command = "script";
                else
                        log_error("Can't guess frontend for input file `%s' (missing -f option)!\n", filename.c_str());
        }
 
        if (command == "script") {
                log("\n-- Executing script file `%s' --\n", filename.c_str());
-               FILE *f = fopen(filename.c_str(), "r");
+               FILE *f = stdin;
+               if (filename != "-")
+                       f = fopen(filename.c_str(), "r");
                if (f == NULL)
-                       log_error("Can;t open script file `%s' for reading: %s\n", filename.c_str(), strerror(errno));
+                       log_error("Can't open script file `%s' for reading: %s\n", filename.c_str(), strerror(errno));
                char buffer[4096];
                while (fgets(buffer, 4096, f) != NULL) {
                        Pass::call(design, buffer);
                        design->check();
                }
-               fclose(f);
+               if (filename != "-")
+                       fclose(f);
                if (backend_command != NULL && *backend_command == "auto")
                        *backend_command = "";
                return;