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Added very basic Tk (Tcl) support using. (0.36.0)

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Johannes Findeisen 2025-12-09 23:13:12 +01:00
commit 6da1861e12
17 changed files with 513 additions and 3 deletions
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src/vm/tk/wm_title.c Normal file
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/*
* This file is part of the Fun programming language.
* https://fun-lang.xyz/
*
* Copyright 2025 Johannes Findeisen <you@hanez.org>
* Licensed under the terms of the Apache-2.0 license.
* https://opensource.org/license/apache-2-0
*
* Added: 2025-12-09
*/
/* TK_WM_TITLE */
case OP_TK_WM_TITLE: {
Value titlev = pop_value(vm);
char *title = value_to_string_alloc(&titlev);
free_value(titlev);
if (!title) { push_value(vm, make_int(-1)); break; }
/* Escape backslashes and double quotes for Tcl double-quoted strings */
size_t n = 0; for (const char *p = title; *p; ++p) { n += (*p == '\\' || *p == '"') ? 2 : 1; }
char *esc = (char*)malloc(n + 1);
if (!esc) { free(title); push_value(vm, make_int(-1)); break; }
char *q = esc; for (const char *p = title; *p; ++p) { if (*p == '\\' || *p == '"') *q++ = '\\'; *q++ = *p; } *q = '\0';
free(title);
size_t slen = strlen(esc) + 32;
char *script = (char*)malloc(slen);
if (!script) { free(esc); push_value(vm, make_int(-1)); break; }
snprintf(script, slen, "wm title . \"%s\"", esc);
int rc = fun_tk_eval_script(script);
free(script);
free(esc);
push_value(vm, make_int(rc));
break;
}