--- /dev/null
+#include <string.h>
+#include <jim-nvp.h>
+
+int Jim_GetNvp(Jim_Interp *interp,
+ Jim_Obj *objPtr, const Jim_Nvp * nvp_table, const Jim_Nvp ** result)
+{
+ Jim_Nvp *n;
+ int e;
+
+ e = Jim_Nvp_name2value_obj(interp, nvp_table, objPtr, &n);
+ if (e == JIM_ERR) {
+ return e;
+ }
+
+ /* Success? found? */
+ if (n->name) {
+ /* remove const */
+ *result = (Jim_Nvp *) n;
+ return JIM_OK;
+ }
+ else {
+ return JIM_ERR;
+ }
+}
+
+Jim_Nvp *Jim_Nvp_name2value_simple(const Jim_Nvp * p, const char *name)
+{
+ while (p->name) {
+ if (0 == strcmp(name, p->name)) {
+ break;
+ }
+ p++;
+ }
+ return ((Jim_Nvp *) (p));
+}
+
+Jim_Nvp *Jim_Nvp_name2value_nocase_simple(const Jim_Nvp * p, const char *name)
+{
+ while (p->name) {
+ if (0 == strcasecmp(name, p->name)) {
+ break;
+ }
+ p++;
+ }
+ return ((Jim_Nvp *) (p));
+}
+
+int Jim_Nvp_name2value_obj(Jim_Interp *interp, const Jim_Nvp * p, Jim_Obj *o, Jim_Nvp ** result)
+{
+ return Jim_Nvp_name2value(interp, p, Jim_String(o), result);
+}
+
+
+int Jim_Nvp_name2value(Jim_Interp *interp, const Jim_Nvp * _p, const char *name, Jim_Nvp ** result)
+{
+ const Jim_Nvp *p;
+
+ p = Jim_Nvp_name2value_simple(_p, name);
+
+ /* result */
+ if (result) {
+ *result = (Jim_Nvp *) (p);
+ }
+
+ /* found? */
+ if (p->name) {
+ return JIM_OK;
+ }
+ else {
+ return JIM_ERR;
+ }
+}
+
+int
+Jim_Nvp_name2value_obj_nocase(Jim_Interp *interp, const Jim_Nvp * p, Jim_Obj *o, Jim_Nvp ** puthere)
+{
+ return Jim_Nvp_name2value_nocase(interp, p, Jim_String(o), puthere);
+}
+
+int
+Jim_Nvp_name2value_nocase(Jim_Interp *interp, const Jim_Nvp * _p, const char *name,
+ Jim_Nvp ** puthere)
+{
+ const Jim_Nvp *p;
+
+ p = Jim_Nvp_name2value_nocase_simple(_p, name);
+
+ if (puthere) {
+ *puthere = (Jim_Nvp *) (p);
+ }
+ /* found */
+ if (p->name) {
+ return JIM_OK;
+ }
+ else {
+ return JIM_ERR;
+ }
+}
+
+
+int Jim_Nvp_value2name_obj(Jim_Interp *interp, const Jim_Nvp * p, Jim_Obj *o, Jim_Nvp ** result)
+{
+ int e;;
+ jim_wide w;
+
+ e = Jim_GetWide(interp, o, &w);
+ if (e != JIM_OK) {
+ return e;
+ }
+
+ return Jim_Nvp_value2name(interp, p, w, result);
+}
+
+Jim_Nvp *Jim_Nvp_value2name_simple(const Jim_Nvp * p, int value)
+{
+ while (p->name) {
+ if (value == p->value) {
+ break;
+ }
+ p++;
+ }
+ return ((Jim_Nvp *) (p));
+}
+
+
+int Jim_Nvp_value2name(Jim_Interp *interp, const Jim_Nvp * _p, int value, Jim_Nvp ** result)
+{
+ const Jim_Nvp *p;
+
+ p = Jim_Nvp_value2name_simple(_p, value);
+
+ if (result) {
+ *result = (Jim_Nvp *) (p);
+ }
+
+ if (p->name) {
+ return JIM_OK;
+ }
+ else {
+ return JIM_ERR;
+ }
+}
+
+
+int Jim_GetOpt_Setup(Jim_GetOptInfo * p, Jim_Interp *interp, int argc, Jim_Obj *const *argv)
+{
+ memset(p, 0, sizeof(*p));
+ p->interp = interp;
+ p->argc = argc;
+ p->argv = argv;
+
+ return JIM_OK;
+}
+
+void Jim_GetOpt_Debug(Jim_GetOptInfo * p)
+{
+ int x;
+
+ fprintf(stderr, "---args---\n");
+ for (x = 0; x < p->argc; x++) {
+ fprintf(stderr, "%2d) %s\n", x, Jim_String(p->argv[x]));
+ }
+ fprintf(stderr, "-------\n");
+}
+
+
+int Jim_GetOpt_Obj(Jim_GetOptInfo * goi, Jim_Obj **puthere)
+{
+ Jim_Obj *o;
+
+ o = NULL; // failure
+ if (goi->argc) {
+ // success
+ o = goi->argv[0];
+ goi->argc -= 1;
+ goi->argv += 1;
+ }
+ if (puthere) {
+ *puthere = o;
+ }
+ if (o != NULL) {
+ return JIM_OK;
+ }
+ else {
+ return JIM_ERR;
+ }
+}
+
+int Jim_GetOpt_String(Jim_GetOptInfo * goi, char **puthere, int *len)
+{
+ int r;
+ Jim_Obj *o;
+ const char *cp;
+
+
+ r = Jim_GetOpt_Obj(goi, &o);
+ if (r == JIM_OK) {
+ cp = Jim_GetString(o, len);
+ if (puthere) {
+ /* remove const */
+ *puthere = (char *)(cp);
+ }
+ }
+ return r;
+}
+
+int Jim_GetOpt_Double(Jim_GetOptInfo * goi, double *puthere)
+{
+ int r;
+ Jim_Obj *o;
+ double _safe;
+
+ if (puthere == NULL) {
+ puthere = &_safe;
+ }
+
+ r = Jim_GetOpt_Obj(goi, &o);
+ if (r == JIM_OK) {
+ r = Jim_GetDouble(goi->interp, o, puthere);
+ if (r != JIM_OK) {
+ Jim_SetResultFormatted(goi->interp, "not a number: %#s", o);
+ }
+ }
+ return r;
+}
+
+int Jim_GetOpt_Wide(Jim_GetOptInfo * goi, jim_wide * puthere)
+{
+ int r;
+ Jim_Obj *o;
+ jim_wide _safe;
+
+ if (puthere == NULL) {
+ puthere = &_safe;
+ }
+
+ r = Jim_GetOpt_Obj(goi, &o);
+ if (r == JIM_OK) {
+ r = Jim_GetWide(goi->interp, o, puthere);
+ }
+ return r;
+}
+
+int Jim_GetOpt_Nvp(Jim_GetOptInfo * goi, const Jim_Nvp * nvp, Jim_Nvp ** puthere)
+{
+ Jim_Nvp *_safe;
+ Jim_Obj *o;
+ int e;
+
+ if (puthere == NULL) {
+ puthere = &_safe;
+ }
+
+ e = Jim_GetOpt_Obj(goi, &o);
+ if (e == JIM_OK) {
+ e = Jim_Nvp_name2value_obj(goi->interp, nvp, o, puthere);
+ }
+
+ return e;
+}
+
+void Jim_GetOpt_NvpUnknown(Jim_GetOptInfo * goi, const Jim_Nvp * nvptable, int hadprefix)
+{
+ if (hadprefix) {
+ Jim_SetResult_NvpUnknown(goi->interp, goi->argv[-2], goi->argv[-1], nvptable);
+ }
+ else {
+ Jim_SetResult_NvpUnknown(goi->interp, NULL, goi->argv[-1], nvptable);
+ }
+}
+
+
+int Jim_GetOpt_Enum(Jim_GetOptInfo * goi, const char *const *lookup, int *puthere)
+{
+ int _safe;
+ Jim_Obj *o;
+ int e;
+
+ if (puthere == NULL) {
+ puthere = &_safe;
+ }
+ e = Jim_GetOpt_Obj(goi, &o);
+ if (e == JIM_OK) {
+ e = Jim_GetEnum(goi->interp, o, lookup, puthere, "option", JIM_ERRMSG);
+ }
+ return e;
+}
+
+void
+Jim_SetResult_NvpUnknown(Jim_Interp *interp,
+ Jim_Obj *param_name, Jim_Obj *param_value, const Jim_Nvp * nvp)
+{
+ if (param_name) {
+ Jim_SetResultFormatted(interp, "%#s: Unknown: %#s, try one of: ", param_name, param_value);
+ }
+ else {
+ Jim_SetResultFormatted(interp, "Unknown param: %#s, try one of: ", param_value);
+ }
+ while (nvp->name) {
+ const char *a;
+ const char *b;
+
+ if ((nvp + 1)->name) {
+ a = nvp->name;
+ b = ", ";
+ }
+ else {
+ a = "or ";
+ b = nvp->name;
+ }
+ Jim_AppendStrings(interp, Jim_GetResult(interp), a, b, NULL);
+ nvp++;
+ }
+}
+
+const char *Jim_Debug_ArgvString(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
+{
+ static Jim_Obj *debug_string_obj;
+
+ int x;
+
+ if (debug_string_obj) {
+ Jim_FreeObj(interp, debug_string_obj);
+ }
+
+ debug_string_obj = Jim_NewEmptyStringObj(interp);
+ for (x = 0; x < argc; x++) {
+ Jim_AppendStrings(interp, debug_string_obj, Jim_String(argv[x]), " ", NULL);
+ }
+
+ return Jim_String(debug_string_obj);
+}
+
+int Jim_nvpInit(Jim_Interp *interp)
+{
+ /* This is really a helper library, not an extension, but this is the easy way */
+ return JIM_OK;
+}
--- /dev/null
+#ifndef JIM_NVP_H
+#define JIM_NVP_H
+
+#include <jim.h>
+
+/** Name Value Pairs, aka: NVP
+ * - Given a string - return the associated int.
+ * - Given a number - return the associated string.
+ * .
+ *
+ * Very useful when the number is not a simple index into an array of
+ * known string, or there may be multiple strings (aliases) that mean then same
+ * thing.
+ *
+ * An NVP Table is terminated with ".name = NULL".
+ *
+ * During the 'name2value' operation, if no matching string is found
+ * the pointer to the terminal element (with p->name == NULL) is returned.
+ *
+ * Example:
+ * \code
+ * const Jim_Nvp yn[] = {
+ * { "yes", 1 },
+ * { "no" , 0 },
+ * { "yep", 1 },
+ * { "nope", 0 },
+ * { NULL, -1 },
+ * };
+ *
+ * Jim_Nvp *result
+ * e = Jim_Nvp_name2value(interp, yn, "y", &result);
+ * returns &yn[0];
+ * e = Jim_Nvp_name2value(interp, yn, "n", &result);
+ * returns &yn[1];
+ * e = Jim_Nvp_name2value(interp, yn, "Blah", &result);
+ * returns &yn[4];
+ * \endcode
+ *
+ * During the number2name operation, the first matching value is returned.
+ */
+typedef struct {
+ const char *name;
+ int value;
+} Jim_Nvp;
+
+
+int Jim_GetNvp (Jim_Interp *interp,
+ Jim_Obj *objPtr,
+ const Jim_Nvp *nvp_table,
+ const Jim_Nvp **result);
+
+/* Name Value Pairs Operations */
+Jim_Nvp *Jim_Nvp_name2value_simple(const Jim_Nvp *nvp_table, const char *name);
+Jim_Nvp *Jim_Nvp_name2value_nocase_simple(const Jim_Nvp *nvp_table, const char *name);
+Jim_Nvp *Jim_Nvp_value2name_simple(const Jim_Nvp *nvp_table, int v);
+
+int Jim_Nvp_name2value(Jim_Interp *interp, const Jim_Nvp *nvp_table, const char *name, Jim_Nvp **result);
+int Jim_Nvp_name2value_nocase(Jim_Interp *interp, const Jim_Nvp *nvp_table, const char *name, Jim_Nvp **result);
+int Jim_Nvp_value2name(Jim_Interp *interp, const Jim_Nvp *nvp_table, int value, Jim_Nvp **result);
+
+int Jim_Nvp_name2value_obj(Jim_Interp *interp, const Jim_Nvp *nvp_table, Jim_Obj *name_obj, Jim_Nvp **result);
+int Jim_Nvp_name2value_obj_nocase(Jim_Interp *interp, const Jim_Nvp *nvp_table, Jim_Obj *name_obj, Jim_Nvp **result);
+int Jim_Nvp_value2name_obj(Jim_Interp *interp, const Jim_Nvp *nvp_table, Jim_Obj *value_obj, Jim_Nvp **result);
+
+/** prints a nice 'unknown' parameter error message to the 'result' */
+void Jim_SetResult_NvpUnknown(Jim_Interp *interp,
+ Jim_Obj *param_name,
+ Jim_Obj *param_value,
+ const Jim_Nvp *nvp_table);
+
+
+/** Debug: convert argc/argv into a printable string for printf() debug
+ *
+ * \param interp - the interpeter
+ * \param argc - arg count
+ * \param argv - the objects
+ *
+ * \returns string pointer holding the text.
+ *
+ * Note, next call to this function will free the old (last) string.
+ *
+ * For example might want do this:
+ * \code
+ * fp = fopen("some.file.log", "a");
+ * fprintf(fp, "PARAMS are: %s\n", Jim_DebugArgvString(interp, argc, argv));
+ * fclose(fp);
+ * \endcode
+ */
+const char *Jim_Debug_ArgvString(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
+
+
+/** A TCL -ish GetOpt like code.
+ *
+ * Some TCL objects have various "configuration" values.
+ * For example - in Tcl/Tk the "buttons" have many options.
+ *
+ * Usefull when dealing with command options.
+ * that may come in any order...
+ *
+ * Does not support "-foo = 123" type options.
+ * Only supports tcl type options, like "-foo 123"
+ */
+
+typedef struct jim_getopt {
+ Jim_Interp *interp;
+ int argc;
+ Jim_Obj * const * argv;
+ int isconfigure; /* non-zero if configure */
+} Jim_GetOptInfo;
+
+/** GetOpt - how to.
+ *
+ * Example (short and incomplete):
+ * \code
+ * Jim_GetOptInfo goi;
+ *
+ * Jim_GetOpt_Setup(&goi, interp, argc, argv);
+ *
+ * while (goi.argc) {
+ * e = Jim_GetOpt_Nvp(&goi, nvp_options, &n);
+ * if (e != JIM_OK) {
+ * Jim_GetOpt_NvpUnknown(&goi, nvp_options, 0);
+ * return e;
+ * }
+ *
+ * switch (n->value) {
+ * case ALIVE:
+ * printf("Option ALIVE specified\n");
+ * break;
+ * case FIRST:
+ * if (goi.argc < 1) {
+ * .. not enough args error ..
+ * }
+ * Jim_GetOpt_String(&goi, &cp, NULL);
+ * printf("FIRSTNAME: %s\n", cp);
+ * case AGE:
+ * Jim_GetOpt_Wide(&goi, &w);
+ * printf("AGE: %d\n", (int)(w));
+ * break;
+ * case POLITICS:
+ * e = Jim_GetOpt_Nvp(&goi, nvp_politics, &n);
+ * if (e != JIM_OK) {
+ * Jim_GetOpt_NvpUnknown(&goi, nvp_politics, 1);
+ * return e;
+ * }
+ * }
+ * }
+ *
+ * \endcode
+ *
+ */
+
+/** Setup GETOPT
+ *
+ * \param goi - get opt info to be initialized
+ * \param interp - jim interp
+ * \param argc - argc count.
+ * \param argv - argv (will be copied)
+ *
+ * \code
+ * Jim_GetOptInfo goi;
+ *
+ * Jim_GetOptSetup(&goi, interp, argc, argv);
+ * \endcode
+ */
+
+int Jim_GetOpt_Setup(Jim_GetOptInfo *goi,
+ Jim_Interp *interp,
+ int argc,
+ Jim_Obj * const * argv);
+
+
+/** Debug - Dump parameters to stderr
+ * \param goi - current parameters
+ */
+void Jim_GetOpt_Debug(Jim_GetOptInfo *goi);
+
+
+
+/** Remove argv[0] from the list.
+ *
+ * \param goi - get opt info
+ * \param puthere - where param is put
+ *
+ */
+int Jim_GetOpt_Obj(Jim_GetOptInfo *goi, Jim_Obj **puthere);
+
+/** Remove argv[0] as string.
+ *
+ * \param goi - get opt info
+ * \param puthere - where param is put
+ * \param len - return its length
+ */
+int Jim_GetOpt_String(Jim_GetOptInfo *goi, char **puthere, int *len);
+
+/** Remove argv[0] as double.
+ *
+ * \param goi - get opt info
+ * \param puthere - where param is put.
+ *
+ */
+int Jim_GetOpt_Double(Jim_GetOptInfo *goi, double *puthere);
+
+/** Remove argv[0] as wide.
+ *
+ * \param goi - get opt info
+ * \param puthere - where param is put.
+ */
+int Jim_GetOpt_Wide(Jim_GetOptInfo *goi, jim_wide *puthere);
+
+/** Remove argv[0] as NVP.
+ *
+ * \param goi - get opt info
+ * \param lookup - nvp lookup table
+ * \param puthere - where param is put.
+ *
+ */
+int Jim_GetOpt_Nvp(Jim_GetOptInfo *goi, const Jim_Nvp *lookup, Jim_Nvp **puthere);
+
+/** Create an appropriate error message for an NVP.
+ *
+ * \param goi - options info
+ * \param lookup - the NVP table that was used.
+ * \param hadprefix - 0 or 1 if the option had a prefix.
+ *
+ * This function will set the "interp->result" to a human readable
+ * error message listing the available options.
+ *
+ * This function assumes the previous option argv[-1] is the unknown string.
+ *
+ * If this option had some prefix, then pass "hadprefix = 1" else pass "hadprefix = 0"
+ *
+ * Example:
+ * \code
+ *
+ * while (goi.argc) {
+ * // Get the next option
+ * e = Jim_GetOpt_Nvp(&goi, cmd_options, &n);
+ * if (e != JIM_OK) {
+ * // option was not recognized
+ * // pass 'hadprefix = 0' because there is no prefix
+ * Jim_GetOpt_NvpUnknown(&goi, cmd_options, 0);
+ * return e;
+ * }
+ *
+ * switch (n->value) {
+ * case OPT_SEX:
+ * // handle: --sex male | female | lots | needmore
+ * e = Jim_GetOpt_Nvp(&goi, &nvp_sex, &n);
+ * if (e != JIM_OK) {
+ * Jim_GetOpt_NvpUnknown(&ogi, nvp_sex, 1);
+ * return e;
+ * }
+ * printf("Code: (%d) is %s\n", n->value, n->name);
+ * break;
+ * case ...:
+ * [snip]
+ * }
+ * }
+ * \endcode
+ *
+ */
+void Jim_GetOpt_NvpUnknown(Jim_GetOptInfo *goi, const Jim_Nvp *lookup, int hadprefix);
+
+
+/** Remove argv[0] as Enum
+ *
+ * \param goi - get opt info
+ * \param lookup - lookup table.
+ * \param puthere - where param is put.
+ *
+ */
+int Jim_GetOpt_Enum(Jim_GetOptInfo *goi, const char * const * lookup, int *puthere);
+
+#endif
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