1 files changed, 23 insertions, 5 deletions

diff --git a/shell/shell.c b/shell/shell.c
index 5a2d283..2853350 100644
--- a/shell/shell.c
+++ b/shell/shell.c
@@ -17,6 +17,7 @@
 #define FLAG_PERM         "-perm"
 #define FLAG_COMMAND      "-command"
 #define FLAG_STR_CUBE     "-cubestr"
+#define FLAG_SOLVE_OPTS   "-options"
 #define FLAG_FORMAT       "-format"
 #define FLAG_FORMAT_IN    "-fin"
 #define FLAG_FORMAT_OUT   "-fout"
@@ -44,6 +45,7 @@ typedef struct {
         char cube_perm[22];
         char *str_command;
         char *str_cube;
+        char *str_options;
         char *str_format;
         char *str_format_in;
         char *str_format_out;
@@ -79,6 +81,7 @@ static bool set_cube(int, char **, args_t *);
 static bool set_cube_perm(int, char **, args_t *);
 static bool set_str_command(int, char **, args_t *);
 static bool set_str_cube(int, char **, args_t *);
+static bool set_str_options(int, char **, args_t *);
 static bool set_str_format(int, char **, args_t *);
 static bool set_str_format_in(int, char **, args_t *);
 static bool set_str_format_out(int, char **, args_t *);
@@ -105,6 +108,7 @@ struct {
         OPTION(FLAG_PERM, 1, set_cube_perm),
         OPTION(FLAG_COMMAND, 1, set_str_command),
         OPTION(FLAG_STR_CUBE, 1, set_str_cube),
+        OPTION(FLAG_SOLVE_OPTS, 1, set_str_options),
         OPTION(FLAG_FORMAT, 1, set_str_format),
         OPTION(FLAG_FORMAT_IN, 1, set_str_format_in),
         OPTION(FLAG_FORMAT_OUT, 1, set_str_format_out),
@@ -197,6 +201,7 @@ struct {
                 "solve",
                 "solve " FLAG_SOLVER " SOLVER"
                 "[" FLAG_MINMOVES " n] [" FLAG_MAXMOVES " N] "
+                "[" FLAG_SOLVE_OPTS " options] "
                 FLAG_CUBE " CUBE"
                 FLAG_THREADS " T",
                 "Solve the given CUBE using SOLVER, "
@@ -208,6 +213,7 @@ struct {
                 "solve_scramble",
                 "solve_scramble " FLAG_SOLVER " SOLVER"
                 "[" FLAG_MINMOVES " n] [" FLAG_MAXMOVES " N] "
+                "[" FLAG_SOLVE_OPTS " options] "
                 FLAG_MOVES " MOVES",
                 "Solve the given SCRAMBLE using SOLVER, "
                 "using at least n and at most N moves. "
@@ -473,15 +479,15 @@ solve_exec(args_t *args)
         fclose(file);
         if (read != 1) {
                 fprintf(stderr, "Error reading data from file: "
-                    "fread() returned %zu instead of 1 when attempting to"
+                    "fread() returned %zu instead of 1 when attempting to "
                     "read %" PRId64 " bytes from file %s\n", read, size, path);
-                return -2;
+                goto solve_exec_error;
         }
 
         ret = nissy_solve(
-            args->cube, args->str_solver, nissflag, args->minmoves,
-            args->maxmoves, args->maxsolutions, args->optimal, args->threads,
-            size, buf, SOLUTIONS_BUFFER_SIZE, solutions, stats);
+            args->cube, args->str_solver, args->str_options, nissflag,
+            args->minmoves, args->maxmoves, args->maxsolutions, args->optimal,
+            args->threads, size, buf, SOLUTIONS_BUFFER_SIZE, solutions, stats);
 
         free(buf);
 
@@ -491,6 +497,10 @@ solve_exec(args_t *args)
                 printf("%s", solutions);
 
         return 0;
+
+solve_exec_error:
+        free(buf);
+        return -2;
 }
 
 static int64_t
@@ -655,6 +665,14 @@ set_str_cube(int argc, char **argv, args_t *args)
 }
 
 static bool
+set_str_options(int argc, char **argv, args_t *args)
+{
+        args->str_options = argv[0];
+
+        return true;
+}
+
+static bool
 set_str_format(int argc, char **argv, args_t *args)
 {
         args->str_format = argv[0];