Added "yosys -Q"

diff --git a/kernel/driver.cc b/kernel/driver.cc
index c20be1dc1fc91542a0ae796c4c7eb0fc1187c523..ab8ecba9d154999847339a2f92bf44216c420905 100644 (file)
--- a/kernel/driver.cc
+++ b/kernel/driver.cc
@@ -555,6 +555,7 @@ int main(int argc, char **argv)
        std::string scriptfile = "";
        bool scriptfile_tcl = false;
        bool got_output_filename = false;
+       bool print_banner = true;
 
        int history_offset = 0;
        std::string history_file;
@@ -565,10 +566,13 @@ int main(int argc, char **argv)
        }
 
        int opt;
-       while ((opt = getopt(argc, argv, "VSm:f:Hh:b:o:p:l:qv:ts:c:")) != -1)
+       while ((opt = getopt(argc, argv, "QVSm:f:Hh:b:o:p:l:qv:ts:c:")) != -1)
        {
                switch (opt)
                {
+               case 'Q':
+                       print_banner = false;
+                       break;
                case 'V':
                        printf("%s\n", yosys_version_str);
                        exit(0);
@@ -634,9 +638,12 @@ int main(int argc, char **argv)
                        break;
                default:
                        fprintf(stderr, "\n");
-                       fprintf(stderr, "Usage: %s [-V] [-S] [-q] [-v <level>[-t] [-l <logfile>] [-o <outfile>] [-f <frontend>] [-h cmd] \\\n", argv[0]);
+                       fprintf(stderr, "Usage: %s [-V -S -Q -q] [-v <level>[-t] [-l <logfile>] [-o <outfile>] [-f <frontend>] [-h cmd] \\\n", argv[0]);
                        fprintf(stderr, "       %*s[{-s|-c} <scriptfile>] [-p <pass> [-p ..]] [-b <backend>] [-m <module_file>] [<infile> [..]]\n", int(strlen(argv[0])+1), "");
                        fprintf(stderr, "\n");
+                       fprintf(stderr, "    -Q\n");
+                       fprintf(stderr, "        suppress printing of banner (copyright, disclaimer, version)\n");
+                       fprintf(stderr, "\n");
                        fprintf(stderr, "    -q\n");
                        fprintf(stderr, "        quiet operation. only write error messages to console\n");
                        fprintf(stderr, "\n");
@@ -699,29 +706,31 @@ int main(int argc, char **argv)
        if (log_errfile == NULL)
                log_files.push_back(stderr);
 
-       log("\n");
-       log(" /-----------------------------------------------------------------------------\\\n");
-       log(" |                                                                             |\n");
-       log(" |  yosys -- Yosys Open SYnthesis Suite                                        |\n");
-       log(" |                                                                             |\n");
-       log(" |  Copyright (C) 2012  Clifford Wolf <clifford@clifford.at>                   |\n");
-       log(" |                                                                             |\n");
-       log(" |  Permission to use, copy, modify, and/or distribute this software for any   |\n");
-       log(" |  purpose with or without fee is hereby granted, provided that the above     |\n");
-       log(" |  copyright notice and this permission notice appear in all copies.          |\n");
-       log(" |                                                                             |\n");
-       log(" |  THE SOFTWARE IS PROVIDED \"AS IS\" AND THE AUTHOR DISCLAIMS ALL WARRANTIES   |\n");
-       log(" |  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF           |\n");
-       log(" |  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR    |\n");
-       log(" |  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES     |\n");
-       log(" |  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN      |\n");
-       log(" |  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF    |\n");
-       log(" |  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.             |\n");
-       log(" |                                                                             |\n");
-       log(" \\-----------------------------------------------------------------------------/\n");
-       log("\n");
-       log(" %s\n", yosys_version_str);
-       log("\n");
+       if (print_banner) {
+               log("\n");
+               log(" /-----------------------------------------------------------------------------\\\n");
+               log(" |                                                                             |\n");
+               log(" |  yosys -- Yosys Open SYnthesis Suite                                        |\n");
+               log(" |                                                                             |\n");
+               log(" |  Copyright (C) 2012  Clifford Wolf <clifford@clifford.at>                   |\n");
+               log(" |                                                                             |\n");
+               log(" |  Permission to use, copy, modify, and/or distribute this software for any   |\n");
+               log(" |  purpose with or without fee is hereby granted, provided that the above     |\n");
+               log(" |  copyright notice and this permission notice appear in all copies.          |\n");
+               log(" |                                                                             |\n");
+               log(" |  THE SOFTWARE IS PROVIDED \"AS IS\" AND THE AUTHOR DISCLAIMS ALL WARRANTIES   |\n");
+               log(" |  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF           |\n");
+               log(" |  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR    |\n");
+               log(" |  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES     |\n");
+               log(" |  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN      |\n");
+               log(" |  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF    |\n");
+               log(" |  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.             |\n");
+               log(" |                                                                             |\n");
+               log(" \\-----------------------------------------------------------------------------/\n");
+               log("\n");
+               log(" %s\n", yosys_version_str);
+               log("\n");
+       }
 
        Pass::init_register();
 
@@ -785,7 +794,7 @@ int main(int argc, char **argv)
        }
 #endif
 
-       log("\nREADY.\n");
+       log("\nEnd of script.\n");
        log_pop();
 
        if (!history_file.empty()) {