Added gen command and modified installation instructions for tables

1 files changed, 55 insertions, 0 deletions

diff --git a/src/commands.c b/src/commands.c
index 5e01e67..287ee67 100644
--- a/src/commands.c
+++ b/src/commands.c
@@ -3,12 +3,14 @@
 /* Arg parsing functions *****************************************************/
 
 CommandArgs *           solve_parse_args(int c, char **v);
+CommandArgs *           gen_parse_args(int c, char **v);
 CommandArgs *           help_parse_args(int c, char **v);
 CommandArgs *           print_parse_args(int c, char **v);
 CommandArgs *           parse_no_arg(int c, char **v);
 
 /* Exec functions ************************************************************/
 
+static void             gen_exec(CommandArgs *args);
 static void             solve_exec(CommandArgs *args);
 static void             steps_exec(CommandArgs *args);
 static void             commands_exec(CommandArgs *args);
@@ -34,6 +36,15 @@ solve_cmd = {
 };
 
 Command
+gen_cmd = {
+        .name        = "gen",
+        .usage       = "gen [-t N]",
+        .description = "Generate all tables [using N threads]",
+        .parse_args  = gen_parse_args,
+        .exec        = gen_exec
+};
+
+Command
 steps_cmd = {
         .name        = "steps",
         .usage       = "steps",
@@ -89,6 +100,7 @@ version_cmd = {
 
 Command *commands[NCOMMANDS] = {
         &commands_cmd,
+        &gen_cmd,
         &help_cmd,
         &print_cmd,
         &quit_cmd,
@@ -173,6 +185,34 @@ solve_parse_args(int c, char **v)
 }
 
 CommandArgs *
+gen_parse_args(int c, char **v)
+{
+        int val;
+        CommandArgs *a = new_args();
+
+        a->opts->nthreads = 1;
+        a->success  = false;
+
+        if (c == 0) {
+                a->success = true;
+        } else {
+                if (!strcmp(v[0], "-t") && c > 1) {
+                        val = strtol(v[1], NULL, 10);
+                        if (val < 1 || val > 64) {
+                                fprintf(stderr,
+                                        "Invalid number of threads."
+                                        "1 <= t <= 64\n");
+                                return a;
+                        }
+                        a->opts->nthreads = val;
+                        a->success = true;
+                }
+        }
+        
+        return a;
+}
+
+CommandArgs *
 help_parse_args(int c, char **v)
 {
         int i;
@@ -229,6 +269,21 @@ solve_exec(CommandArgs *args)
 }
 
 static void
+gen_exec(CommandArgs *args)
+{
+        int i;
+
+        fprintf(stderr, "Generating coordinates...\n");
+        init_symcoord();
+
+        fprintf(stderr, "Generating pruning tables...\n");
+        for (i = 0; i < NPTABLES && allpd[i] != NULL; i++)
+                genptable(allpd[i], args->opts->nthreads);
+
+        fprintf(stderr, "Done!\n");
+}
+
+static void
 steps_exec(CommandArgs *args)
 {
         int i;