|
- /***************************************************************************
- * Copyright (C) 2005 by Dominic Rath *
- * Dominic.Rath@gmx.de *
- * *
- * Copyright (C) 2007,2008 Øyvind Harboe *
- * oyvind.harboe@zylin.com *
- * *
- * Copyright (C) 2008, Duane Ellis *
- * openocd@duaneeellis.com *
- * *
- * part of this file is taken from libcli (libcli.sourceforge.net) *
- * Copyright (C) David Parrish (david@dparrish.com) *
- * *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * GNU General Public License for more details. *
- * *
- * You should have received a copy of the GNU General Public License *
- * along with this program; if not, write to the *
- * Free Software Foundation, Inc., *
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
- ***************************************************************************/
- #ifdef HAVE_CONFIG_H
- #include "config.h"
- #endif
-
- #if !BUILD_ECOSBOARD
- /* see Embedder-HOWTO.txt in Jim Tcl project hosted on BerliOS*/
- #define JIM_EMBEDDED
- #endif
-
- // @todo the inclusion of target.h here is a layering violation
- #include "target.h"
- #include "command.h"
- #include "configuration.h"
- #include "log.h"
- #include "time_support.h"
- #include "jim-eventloop.h"
-
-
- int fast_and_dangerous = 0;
- Jim_Interp *interp = NULL;
-
- int handle_sleep_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
- int handle_fast_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-
- int run_command(command_context_t *context, command_t *c, char *words[], int num_words);
-
- static void tcl_output(void *privData, const char *file, int line, const char *function, const char *string)
- {
- Jim_Obj *tclOutput = (Jim_Obj *)privData;
-
- Jim_AppendString(interp, tclOutput, string, strlen(string));
- }
-
- extern command_context_t *global_cmd_ctx;
-
- void script_debug(Jim_Interp *interp, const char *name, int argc, Jim_Obj *const *argv)
- {
- int i;
-
- LOG_DEBUG("command - %s", name);
- for (i = 0; i < argc; i++) {
- int len;
- const char *w = Jim_GetString(argv[i], &len);
-
- /* end of line comment? */
- if (*w == '#')
- break;
-
- LOG_DEBUG("%s - argv[%d]=%s", name, i, w);
- }
- }
-
- static int script_command(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
- {
- /* the private data is stashed in the interp structure */
- command_t *c;
- command_context_t *context;
- int retval;
- int i;
- int nwords;
- char **words;
-
- /* DANGER!!!! be careful what we invoke here, since interp->cmdPrivData might
- * get overwritten by running other Jim commands! Treat it as an
- * emphemeral global variable that is used in lieu of an argument
- * to the fn and fish it out manually.
- */
- c = interp->cmdPrivData;
- if (c == NULL)
- {
- LOG_ERROR("BUG: interp->cmdPrivData == NULL");
- return JIM_ERR;
- }
- target_call_timer_callbacks_now();
- LOG_USER_N("%s", ""); /* Keep GDB connection alive*/
-
- script_debug(interp, c->name, argc, argv);
-
- words = malloc(sizeof(char *) * argc);
- for (i = 0; i < argc; i++)
- {
- int len;
- const char *w = Jim_GetString(argv[i], &len);
- if (*w=='#')
- {
- /* hit an end of line comment */
- break;
- }
- words[i] = strdup(w);
- if (words[i] == NULL)
- {
- return JIM_ERR;
- }
- }
- nwords = i;
-
- /* grab the command context from the associated data */
- context = Jim_GetAssocData(interp, "context");
- if (context == NULL)
- {
- /* Tcl can invoke commands directly instead of via command_run_line(). This would
- * happen when the Jim Tcl interpreter is provided by eCos.
- */
- context = global_cmd_ctx;
- }
-
- /* capture log output and return it */
- Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
- /* a garbage collect can happen, so we need a reference count to this object */
- Jim_IncrRefCount(tclOutput);
-
- log_add_callback(tcl_output, tclOutput);
-
- retval = run_command(context, c, words, nwords);
-
- log_remove_callback(tcl_output, tclOutput);
-
- /* We dump output into this local variable */
- Jim_SetResult(interp, tclOutput);
- Jim_DecrRefCount(interp, tclOutput);
-
- for (i = 0; i < nwords; i++)
- free(words[i]);
- free(words);
-
- int *return_retval = Jim_GetAssocData(interp, "retval");
- if (return_retval != NULL)
- {
- *return_retval = retval;
- }
-
- return (retval == ERROR_OK)?JIM_OK:JIM_ERR;
- }
-
- /* nice short description of source file */
- #define __THIS__FILE__ "command.c"
-
- command_t* register_command(command_context_t *context, command_t *parent, char *name, int (*handler)(struct command_context_s *context, char* name, char** args, int argc), enum command_mode mode, char *help)
- {
- command_t *c, *p;
-
- if (!context || !name)
- return NULL;
-
- c = malloc(sizeof(command_t));
-
- c->name = strdup(name);
- c->parent = parent;
- c->children = NULL;
- c->handler = handler;
- c->mode = mode;
- if (!help)
- help="";
- c->next = NULL;
-
- /* place command in tree */
- if (parent)
- {
- if (parent->children)
- {
- /* find last child */
- for (p = parent->children; p && p->next; p = p->next);
- if (p)
- p->next = c;
- }
- else
- {
- parent->children = c;
- }
- }
- else
- {
- if (context->commands)
- {
- /* find last command */
- for (p = context->commands; p && p->next; p = p->next);
- if (p)
- p->next = c;
- }
- else
- {
- context->commands = c;
- }
- }
-
- /* just a placeholder, no handler */
- if (c->handler == NULL)
- return c;
-
- /* If this is a two level command, e.g. "flash banks", then the
- * "unknown" proc in startup.tcl must redirect to this command.
- *
- * "flash banks" is translated by "unknown" to "flash_banks"
- * if such a proc exists
- */
- /* Print help for command */
- const char *t1="";
- const char *t2="";
- const char *t3="";
- /* maximum of two levels :-) */
- if (c->parent != NULL)
- {
- t1 = c->parent->name;
- t2="_";
- }
- t3 = c->name;
- const char *full_name = alloc_printf("ocd_%s%s%s", t1, t2, t3);
- Jim_CreateCommand(interp, full_name, script_command, c, NULL);
- free((void *)full_name);
-
- /* we now need to add an overrideable proc */
- const char *override_name = alloc_printf("proc %s%s%s {args} {if {[catch {eval ocd_%s%s%s $args}]==0} {return \"\"} else { return -code error }", t1, t2, t3, t1, t2, t3);
- Jim_Eval_Named(interp, override_name, __THIS__FILE__, __LINE__);
- free((void *)override_name);
-
- /* accumulate help text in Tcl helptext list. */
- Jim_Obj *helptext = Jim_GetGlobalVariableStr(interp, "ocd_helptext", JIM_ERRMSG);
- if (Jim_IsShared(helptext))
- helptext = Jim_DuplicateObj(interp, helptext);
- Jim_Obj *cmd_entry = Jim_NewListObj(interp, NULL, 0);
-
- Jim_Obj *cmd_list = Jim_NewListObj(interp, NULL, 0);
-
- /* maximum of two levels :-) */
- if (c->parent != NULL)
- {
- Jim_ListAppendElement(interp, cmd_list, Jim_NewStringObj(interp, c->parent->name, -1));
- }
- Jim_ListAppendElement(interp, cmd_list, Jim_NewStringObj(interp, c->name, -1));
-
- Jim_ListAppendElement(interp, cmd_entry, cmd_list);
- Jim_ListAppendElement(interp, cmd_entry, Jim_NewStringObj(interp, help, -1));
- Jim_ListAppendElement(interp, helptext, cmd_entry);
- return c;
- }
-
- int unregister_all_commands(command_context_t *context)
- {
- command_t *c, *c2;
-
- if (context == NULL)
- return ERROR_OK;
-
- while (NULL != context->commands)
- {
- c = context->commands;
-
- while (NULL != c->children)
- {
- c2 = c->children;
- c->children = c->children->next;
- free(c2->name);
- c2->name = NULL;
- free(c2);
- c2 = NULL;
- }
-
- context->commands = context->commands->next;
-
- free(c->name);
- c->name = NULL;
- free(c);
- c = NULL;
- }
-
- return ERROR_OK;
- }
-
- int unregister_command(command_context_t *context, char *name)
- {
- command_t *c, *p = NULL, *c2;
-
- if ((!context) || (!name))
- return ERROR_INVALID_ARGUMENTS;
-
- /* find command */
- c = context->commands;
-
- while (NULL != c)
- {
- if (strcmp(name, c->name) == 0)
- {
- /* unlink command */
- if (p)
- {
- p->next = c->next;
- }
- else
- {
- /* first element in command list */
- context->commands = c->next;
- }
-
- /* unregister children */
- while (NULL != c->children)
- {
- c2 = c->children;
- c->children = c->children->next;
- free(c2->name);
- c2->name = NULL;
- free(c2);
- c2 = NULL;
- }
-
- /* delete command */
- free(c->name);
- c->name = NULL;
- free(c);
- c = NULL;
- return ERROR_OK;
- }
-
- /* remember the last command for unlinking */
- p = c;
- c = c->next;
- }
-
- return ERROR_OK;
- }
-
- void command_output_text(command_context_t *context, const char *data)
- {
- if (context && context->output_handler && data) {
- context->output_handler(context, data);
- }
- }
-
- void command_print_sameline(command_context_t *context, const char *format, ...)
- {
- char *string;
-
- va_list ap;
- va_start(ap, format);
-
- string = alloc_vprintf(format, ap);
- if (string != NULL)
- {
- /* we want this collected in the log + we also want to pick it up as a tcl return
- * value.
- *
- * The latter bit isn't precisely neat, but will do for now.
- */
- LOG_USER_N("%s", string);
- /* We already printed it above */
- /* command_output_text(context, string); */
- free(string);
- }
-
- va_end(ap);
- }
-
- void command_print(command_context_t *context, const char *format, ...)
- {
- char *string;
-
- va_list ap;
- va_start(ap, format);
-
- string = alloc_vprintf(format, ap);
- if (string != NULL)
- {
- strcat(string, "\n"); /* alloc_vprintf guaranteed the buffer to be at least one char longer */
- /* we want this collected in the log + we also want to pick it up as a tcl return
- * value.
- *
- * The latter bit isn't precisely neat, but will do for now.
- */
- LOG_USER_N("%s", string);
- /* We already printed it above */
- /* command_output_text(context, string); */
- free(string);
- }
-
- va_end(ap);
- }
-
- int run_command(command_context_t *context, command_t *c, char *words[], int num_words)
- {
- int start_word = 0;
- if (!((context->mode == COMMAND_CONFIG) || (c->mode == COMMAND_ANY) || (c->mode == context->mode)))
- {
- /* Config commands can not run after the config stage */
- LOG_ERROR("Command '%s' only runs during configuration stage", c->name);
- return ERROR_FAIL;
- }
-
- int retval = c->handler(context, c->name, words + start_word + 1, num_words - start_word - 1);
- if (retval == ERROR_COMMAND_SYNTAX_ERROR)
- {
- /* Print help for command */
- const char *t1="";
- const char *t2="";
- const char *t3="";
- /* maximum of two levels :-) */
- if (c->parent != NULL)
- {
- t1 = c->parent->name;
- t2=" ";
- }
- t3 = c->name;
- command_run_linef(context, "help {%s%s%s}", t1, t2, t3);
- }
- else if (retval == ERROR_COMMAND_CLOSE_CONNECTION)
- {
- /* just fall through for a shutdown request */
- }
- else if (retval != ERROR_OK)
- {
- /* we do not print out an error message because the command *should*
- * have printed out an error
- */
- LOG_DEBUG("Command failed with error code %d", retval);
- }
-
- return retval;
- }
-
- int command_run_line(command_context_t *context, char *line)
- {
- /* all the parent commands have been registered with the interpreter
- * so, can just evaluate the line as a script and check for
- * results
- */
- /* run the line thru a script engine */
- int retval = ERROR_FAIL;
- int retcode;
- /* Beware! This code needs to be reentrant. It is also possible
- * for OpenOCD commands to be invoked directly from Tcl. This would
- * happen when the Jim Tcl interpreter is provided by eCos for
- * instance.
- */
- Jim_DeleteAssocData(interp, "context");
- retcode = Jim_SetAssocData(interp, "context", NULL, context);
- if (retcode == JIM_OK)
- {
- /* associated the return value */
- Jim_DeleteAssocData(interp, "retval");
- retcode = Jim_SetAssocData(interp, "retval", NULL, &retval);
- if (retcode == JIM_OK)
- {
- retcode = Jim_Eval_Named(interp, line, __THIS__FILE__, __LINE__);
-
- Jim_DeleteAssocData(interp, "retval");
- }
- Jim_DeleteAssocData(interp, "context");
- }
- if (retcode == JIM_ERR) {
- if (retval != ERROR_COMMAND_CLOSE_CONNECTION)
- {
- /* We do not print the connection closed error message */
- Jim_PrintErrorMessage(interp);
- }
- if (retval == ERROR_OK)
- {
- /* It wasn't a low level OpenOCD command that failed */
- return ERROR_FAIL;
- }
- return retval;
- } else if (retcode == JIM_EXIT) {
- /* ignore. */
- /* exit(Jim_GetExitCode(interp)); */
- } else {
- const char *result;
- int reslen;
-
- result = Jim_GetString(Jim_GetResult(interp), &reslen);
- if (reslen > 0)
- {
- int i;
- char buff[256 + 1];
- for (i = 0; i < reslen; i += 256)
- {
- int chunk;
- chunk = reslen - i;
- if (chunk > 256)
- chunk = 256;
- strncpy(buff, result + i, chunk);
- buff[chunk] = 0;
- LOG_USER_N("%s", buff);
- }
- LOG_USER_N("%s", "\n");
- }
- retval = ERROR_OK;
- }
- return retval;
- }
-
- int command_run_linef(command_context_t *context, const char *format, ...)
- {
- int retval = ERROR_FAIL;
- char *string;
- va_list ap;
- va_start(ap, format);
- string = alloc_vprintf(format, ap);
- if (string != NULL)
- {
- retval = command_run_line(context, string);
- }
- va_end(ap);
- return retval;
- }
-
- void command_set_output_handler(command_context_t* context, int (*output_handler)(struct command_context_s *context, const char* line), void *priv)
- {
- context->output_handler = output_handler;
- context->output_handler_priv = priv;
- }
-
- command_context_t* copy_command_context(command_context_t* context)
- {
- command_context_t* copy_context = malloc(sizeof(command_context_t));
-
- *copy_context = *context;
-
- return copy_context;
- }
-
- int command_done(command_context_t *context)
- {
- free(context);
- context = NULL;
-
- return ERROR_OK;
- }
-
- /* find full path to file */
- static int jim_find(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
- {
- if (argc != 2)
- return JIM_ERR;
- const char *file = Jim_GetString(argv[1], NULL);
- char *full_path = find_file(file);
- if (full_path == NULL)
- return JIM_ERR;
- Jim_Obj *result = Jim_NewStringObj(interp, full_path, strlen(full_path));
- free(full_path);
-
- Jim_SetResult(interp, result);
- return JIM_OK;
- }
-
- static int jim_echo(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
- {
- if (argc != 2)
- return JIM_ERR;
- const char *str = Jim_GetString(argv[1], NULL);
- LOG_USER("%s", str);
- return JIM_OK;
- }
-
- static size_t openocd_jim_fwrite(const void *_ptr, size_t size, size_t n, void *cookie)
- {
- size_t nbytes;
- const char *ptr;
- Jim_Interp *interp;
-
- /* make it a char easier to read code */
- ptr = _ptr;
- interp = cookie;
- nbytes = size * n;
- if (ptr == NULL || interp == NULL || nbytes == 0) {
- return 0;
- }
-
- /* do we have to chunk it? */
- if (ptr[nbytes] == 0)
- {
- /* no it is a C style string */
- LOG_USER_N("%s", ptr);
- return strlen(ptr);
- }
- /* GRR we must chunk - not null terminated */
- while (nbytes) {
- char chunk[128 + 1];
- int x;
-
- x = nbytes;
- if (x > 128) {
- x = 128;
- }
- /* copy it */
- memcpy(chunk, ptr, x);
- /* terminate it */
- chunk[n] = 0;
- /* output it */
- LOG_USER_N("%s", chunk);
- ptr += x;
- nbytes -= x;
- }
-
- return n;
- }
-
- static size_t openocd_jim_fread(void *ptr, size_t size, size_t n, void *cookie)
- {
- /* TCL wants to read... tell him no */
- return 0;
- }
-
- static int openocd_jim_vfprintf(void *cookie, const char *fmt, va_list ap)
- {
- char *cp;
- int n;
- Jim_Interp *interp;
-
- n = -1;
- interp = cookie;
- if (interp == NULL)
- return n;
-
- cp = alloc_vprintf(fmt, ap);
- if (cp)
- {
- LOG_USER_N("%s", cp);
- n = strlen(cp);
- free(cp);
- }
- return n;
- }
-
- static int openocd_jim_fflush(void *cookie)
- {
- /* nothing to flush */
- return 0;
- }
-
- static char* openocd_jim_fgets(char *s, int size, void *cookie)
- {
- /* not supported */
- errno = ENOTSUP;
- return NULL;
- }
-
- static int jim_capture(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
- {
- if (argc != 2)
- return JIM_ERR;
- int retcode;
- const char *str = Jim_GetString(argv[1], NULL);
-
- /* capture log output and return it */
- Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
- /* a garbage collect can happen, so we need a reference count to this object */
- Jim_IncrRefCount(tclOutput);
-
- log_add_callback(tcl_output, tclOutput);
-
- retcode = Jim_Eval_Named(interp, str, __THIS__FILE__, __LINE__);
-
- log_remove_callback(tcl_output, tclOutput);
-
- /* We dump output into this local variable */
- Jim_SetResult(interp, tclOutput);
- Jim_DecrRefCount(interp, tclOutput);
-
- return retcode;
- }
-
- command_context_t* command_init()
- {
- command_context_t* context = malloc(sizeof(command_context_t));
- extern const char startup_tcl[];
- const char *HostOs;
-
- context->mode = COMMAND_EXEC;
- context->commands = NULL;
- context->current_target = 0;
- context->output_handler = NULL;
- context->output_handler_priv = NULL;
-
- #if !BUILD_ECOSBOARD
- Jim_InitEmbedded();
- /* Create an interpreter */
- interp = Jim_CreateInterp();
- /* Add all the Jim core commands */
- Jim_RegisterCoreCommands(interp);
- #endif
-
- #if defined(_MSC_VER)
- /* WinXX - is generic, the forward
- * looking problem is this:
- *
- * "win32" or "win64"
- *
- * "winxx" is generic.
- */
- HostOs = "winxx";
- #elif defined(__LINUX__)
- HostOs = "linux";
- #elif defined(__DARWIN__)
- HostOs = "darwin";
- #elif defined(__CYGWIN__)
- HostOs = "cygwin";
- #elif defined(__MINGW32__)
- HostOs = "mingw32";
- #else
- HostOs = "other";
- #endif
- Jim_SetGlobalVariableStr(interp, "ocd_HOSTOS", Jim_NewStringObj(interp, HostOs , strlen(HostOs)));
-
- Jim_CreateCommand(interp, "ocd_find", jim_find, NULL, NULL);
- Jim_CreateCommand(interp, "echo", jim_echo, NULL, NULL);
- Jim_CreateCommand(interp, "capture", jim_capture, NULL, NULL);
-
- /* Set Jim's STDIO */
- interp->cookie_stdin = interp;
- interp->cookie_stdout = interp;
- interp->cookie_stderr = interp;
- interp->cb_fwrite = openocd_jim_fwrite;
- interp->cb_fread = openocd_jim_fread ;
- interp->cb_vfprintf = openocd_jim_vfprintf;
- interp->cb_fflush = openocd_jim_fflush;
- interp->cb_fgets = openocd_jim_fgets;
-
- add_default_dirs();
-
- #if !BUILD_ECOSBOARD
- Jim_EventLoopOnLoad(interp);
- #endif
- if (Jim_Eval_Named(interp, startup_tcl, "embedded:startup.tcl",1) == JIM_ERR)
- {
- LOG_ERROR("Failed to run startup.tcl (embedded into OpenOCD compile time)");
- Jim_PrintErrorMessage(interp);
- exit(-1);
- }
-
- register_command(context, NULL, "sleep", handle_sleep_command,
- COMMAND_ANY, "<n> [busy] - sleep for n milliseconds. \"busy\" means busy wait");
-
- register_command(context, NULL, "fast", handle_fast_command,
- COMMAND_ANY, "fast <enable/disable> - place at beginning of config files. Sets defaults to fast and dangerous.");
-
- return context;
- }
-
- int command_context_mode(command_context_t *cmd_ctx, enum command_mode mode)
- {
- if (!cmd_ctx)
- return ERROR_INVALID_ARGUMENTS;
-
- cmd_ctx->mode = mode;
- return ERROR_OK;
- }
-
- /* sleep command sleeps for <n> miliseconds
- * this is useful in target startup scripts
- */
- int handle_sleep_command(struct command_context_s *cmd_ctx,
- char *cmd, char **args, int argc)
- {
- bool busy = false;
- if (argc == 2)
- {
- if (strcmp(args[1], "busy") == 0)
- busy = true;
- else
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
- else if (argc < 1 || argc > 2)
- return ERROR_COMMAND_SYNTAX_ERROR;
-
- unsigned long duration = 0;
- int retval = parse_ulong(args[0], &duration);
- if (ERROR_OK != retval)
- return retval;
-
- if (!busy)
- {
- long long then = timeval_ms();
- while (timeval_ms() - then < (long long)duration)
- {
- target_call_timer_callbacks_now();
- usleep(1000);
- }
- }
- else
- busy_sleep(duration);
-
- return ERROR_OK;
- }
-
- int handle_fast_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
- {
- if (argc != 1)
- return ERROR_COMMAND_SYNTAX_ERROR;
-
- fast_and_dangerous = strcmp("enable", args[0]) == 0;
-
- return ERROR_OK;
- }
-
- void process_jim_events(void)
- {
- #if !BUILD_ECOSBOARD
- static int recursion = 0;
-
- if (!recursion)
- {
- recursion++;
- Jim_ProcessEvents (interp, JIM_ALL_EVENTS | JIM_DONT_WAIT);
- recursion--;
- }
- #endif
- }
-
- void register_jim(struct command_context_s *cmd_ctx, const char *name, int (*cmd)(Jim_Interp *interp, int argc, Jim_Obj *const *argv), const char *help)
- {
- Jim_CreateCommand(interp, name, cmd, NULL, NULL);
-
- /* FIX!!! it would be prettier to invoke add_help_text...
- * accumulate help text in Tcl helptext list. */
- Jim_Obj *helptext = Jim_GetGlobalVariableStr(interp, "ocd_helptext", JIM_ERRMSG);
- if (Jim_IsShared(helptext))
- helptext = Jim_DuplicateObj(interp, helptext);
-
- Jim_Obj *cmd_entry = Jim_NewListObj(interp, NULL, 0);
-
- Jim_Obj *cmd_list = Jim_NewListObj(interp, NULL, 0);
- Jim_ListAppendElement(interp, cmd_list, Jim_NewStringObj(interp, name, -1));
-
- Jim_ListAppendElement(interp, cmd_entry, cmd_list);
- Jim_ListAppendElement(interp, cmd_entry, Jim_NewStringObj(interp, help, -1));
- Jim_ListAppendElement(interp, helptext, cmd_entry);
- }
-
- /* return global variable long value or 0 upon failure */
- long jim_global_long(const char *variable)
- {
- Jim_Obj *objPtr = Jim_GetGlobalVariableStr(interp, variable, JIM_ERRMSG);
- long t;
- if (Jim_GetLong(interp, objPtr, &t) == JIM_OK)
- {
- return t;
- }
- return 0;
- }
-
- #define DEFINE_PARSE_NUM_TYPE(name, type, func, min, max) \
- int parse##name(const char *str, type *ul) \
- { \
- if (!*str) \
- return ERROR_COMMAND_ARGUMENT_INVALID; \
- char *end; \
- *ul = func(str, &end, 0); \
- if (*end) \
- return ERROR_COMMAND_ARGUMENT_INVALID; \
- if ((max == *ul) && (ERANGE == errno)) \
- return ERROR_COMMAND_ARGUMENT_OVERFLOW; \
- if (min && (min == *ul) && (ERANGE == errno)) \
- return ERROR_COMMAND_ARGUMENT_UNDERFLOW; \
- return ERROR_OK; \
- }
- DEFINE_PARSE_NUM_TYPE(_ulong, unsigned long , strtoul, 0, ULONG_MAX)
- DEFINE_PARSE_NUM_TYPE(_ullong, unsigned long long, strtoull, 0, ULLONG_MAX)
- DEFINE_PARSE_NUM_TYPE(_long, long , strtol, LONG_MIN, LONG_MAX)
- DEFINE_PARSE_NUM_TYPE(_llong, long long, strtoll, LLONG_MIN, LLONG_MAX)
-
- #define DEFINE_PARSE_WRAPPER(name, type, min, max, functype, funcname) \
- int parse##name(const char *str, type *ul) \
- { \
- functype n; \
- int retval = parse##funcname(str, &n); \
- if (ERROR_OK != retval) \
- return retval; \
- if (n > max) \
- return ERROR_COMMAND_ARGUMENT_OVERFLOW; \
- if (min) \
- return ERROR_COMMAND_ARGUMENT_UNDERFLOW; \
- *ul = n; \
- return ERROR_OK; \
- }
-
- #define DEFINE_PARSE_ULONG(name, type, min, max) \
- DEFINE_PARSE_WRAPPER(name, type, min, max, unsigned long, _ulong)
- DEFINE_PARSE_ULONG(_uint, unsigned, 0, UINT_MAX)
- DEFINE_PARSE_ULONG(_u32, uint32_t, 0, UINT32_MAX)
- DEFINE_PARSE_ULONG(_u16, uint16_t, 0, UINT16_MAX)
- DEFINE_PARSE_ULONG(_u8, uint8_t, 0, UINT8_MAX)
-
- #define DEFINE_PARSE_LONG(name, type, min, max) \
- DEFINE_PARSE_WRAPPER(name, type, min, max, long, _long)
- DEFINE_PARSE_LONG(_int, int, n < INT_MIN, INT_MAX)
- DEFINE_PARSE_LONG(_s32, int32_t, n < INT32_MIN, INT32_MAX)
- DEFINE_PARSE_LONG(_s16, int16_t, n < INT16_MIN, INT16_MAX)
- DEFINE_PARSE_LONG(_s8, int8_t, n < INT8_MIN, INT8_MAX)
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