Refactor perl code to write file header

[emu8051.git] / src / options.c

diff --git a/src/options.c b/src/options.c
index 94f1063..39efd57 100644 (file)
--- a/src/options.c
+++ b/src/options.c
@@ -26,6 +26,7 @@
 
 #include "common.h"
 #include "options.h"
+#include "memory.h"
 
 const char *argp_program_version = PACKAGE_VERSION;
 const char *argp_program_bug_address = PACKAGE_BUGREPORT;
@@ -43,7 +44,10 @@ static const char args_doc[] = "[FILENAME]";
 
 /* The options we understand. */
 static struct argp_option argp_options[] = {
-       {"debug",    'd', "level",   0,  "Produce debugging output" },
+       {"debug", 'd', "level", 0,  "Produce debugging output" },
+       {"iram",  'i', "size",  0,  "Set internal ram size" },
+       {"pram",  'p', "size",  0,  "Set program memory size" },
+       {"xram",  'x', "size",  0,  "Set external ram size (default is 1024)" },
        { 0 }
 };
 
@@ -64,16 +68,43 @@ decode_debug_option(char *arg, struct argp_state *state)
        log_level = strtol(arg, &endptr, 0);
 
        if (*endptr != '\0') {
-               log_fail_no_exit("Invalid log level");
+               log_err("Invalid log level");
                argp_usage(state);
        }
 
        if (log_level > LOG_LEVEL_DEBUG) {
-               log_fail_no_exit("Invalid log level");
+               log_err("Invalid log level (0 to 3)");
                argp_usage(state);
        }
 
-       log_set_level(log_level);
+       options.log = log_level;
+}
+
+static void
+decode_memory_size(char *arg, struct argp_state *state, int memid)
+{
+       char *endptr;
+       int *dest;
+
+       if (memid == PGM_MEM_ID)
+               dest = &options.pram_size;
+       else if (memid == INT_MEM_ID)
+               dest = &options.iram_size;
+       else if (memid == EXT_MEM_ID)
+               dest = &options.xram_size;
+       else
+               exit(1); /* Programming error. */
+
+       /*
+        * Sizes versus max memory sizes will be checked when calling
+        * memory_init().
+        */
+       *dest = strtol(arg, &endptr, 0);
+
+       if (*endptr != '\0') {
+               log_err("Invalid memory size");
+               argp_usage(state);
+       }
 }
 
 /* Parse a single option. */
@@ -84,6 +115,15 @@ parse_opt(int key, char *arg, struct argp_state *state)
        case 'd':
                decode_debug_option(arg, state);
                break;
+       case 'i':
+               decode_memory_size(arg, state, INT_MEM_ID);
+               break;
+       case 'p':
+               decode_memory_size(arg, state, PGM_MEM_ID);
+               break;
+       case 'x':
+               decode_memory_size(arg, state, EXT_MEM_ID);
+               break;
        case ARGP_KEY_ARG:
                if (state->arg_num >= ARGS_COUNT) {
                        /* Too many arguments. */
@@ -117,6 +157,10 @@ parse_command_line_options(int argc, char *argv[])
 
        /* Setting default values. */
        options.filename = NULL;
+       options.pram_size = PGM_MEM_DEFAULT_SIZE;
+       options.iram_size = INT_MEM_MAX_SIZE;
+       options.xram_size = EXT_MEM_DEFAULT_SIZE;
+       options.log = LOG_LEVEL_ERR;
 
        /* Parse our arguments. */
        argp_parse(&argp, argc, argv, 0, 0, NULL);