1001 lines
32 KiB
C
1001 lines
32 KiB
C
#include <stdint.h>
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#include <stddef.h>
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#include <stdbool.h>
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#include <stdnoreturn.h>
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#include <config.h>
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#include <menu.h>
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#include <lib/print.h>
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#include <lib/misc.h>
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#include <lib/libc.h>
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#include <lib/config.h>
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#include <lib/term.h>
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#include <lib/gterm.h>
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#include <lib/readline.h>
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#include <lib/uri.h>
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#include <mm/pmm.h>
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#include <drivers/vbe.h>
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#include <drivers/vga_textmode.h>
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#include <console.h>
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#include <protos/linux.h>
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#include <protos/chainload.h>
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#include <protos/chainload_next.h>
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#include <protos/multiboot1.h>
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#include <protos/multiboot2.h>
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#include <protos/limine.h>
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static char *menu_branding = NULL;
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static char *menu_branding_colour = NULL;
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#define EDITOR_MAX_BUFFER_SIZE 4096
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#define TOK_KEY 0
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#define TOK_EQUALS 1
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#define TOK_VALUE 2
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#define TOK_BADKEY 3
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#define TOK_COMMENT 4
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static size_t get_line_offset(size_t *displacement, size_t index, const char *buffer) {
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size_t offset = 0;
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size_t _index = index;
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for (size_t i = 0; buffer[i]; i++) {
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if (!_index--)
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break;
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if (buffer[i] == '\n')
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offset = i + 1;
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}
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if (displacement)
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*displacement = index - offset;
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return offset;
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}
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static size_t get_line_length(size_t index, const char *buffer) {
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size_t i;
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for (i = index; buffer[i] != '\n' && buffer[i] != 0; i++);
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return i - index;
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}
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static size_t get_next_line(size_t index, const char *buffer) {
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if (buffer[index] == 0)
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return index;
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size_t displacement;
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get_line_offset(&displacement, index, buffer);
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while (buffer[index] != '\n') {
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if (buffer[index] == 0)
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return index;
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index++;
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}
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index++;
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size_t next_line_length = get_line_length(index, buffer);
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if (displacement > next_line_length)
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displacement = next_line_length;
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return index + displacement;
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}
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static size_t get_prev_line(size_t index, const char *buffer) {
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size_t offset, displacement, prev_line_offset, prev_line_length;
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offset = get_line_offset(&displacement, index, buffer);
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if (offset) {
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prev_line_offset = get_line_offset(NULL, offset - 1, buffer);
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prev_line_length = get_line_length(prev_line_offset, buffer);
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if (displacement > prev_line_length)
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displacement = prev_line_length;
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return prev_line_offset + displacement;
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}
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return offset;
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}
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static const char *VALID_KEYS[] = {
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"COMMENT",
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"PROTOCOL",
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"CMDLINE",
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"KERNEL_CMDLINE",
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"KERNEL_PATH",
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"INITRD_PATH",
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"MODULE_PATH",
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"MODULE_STRING",
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"MODULE_CMDLINE",
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"RESOLUTION",
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"TEXTMODE",
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"KASLR",
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"DRIVE",
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"PARTITION",
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"IMAGE_PATH",
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"TERM_CONFIG_OVERRIDE",
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"TERM_PALETTE",
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"TERM_PALETTE_BRIGHT",
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"TERM_BACKGROUND",
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"TERM_FOREGROUND",
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"TERM_WALLPAPER",
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"TERM_MARGIN",
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"TERM_MARGIN_GRADIENT",
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"TERM_WALLPAPER_STYLE",
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"TERM_BACKDROP",
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"TERM_FONT_SIZE",
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"TERM_FONT",
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"TERM_FONT_SPACING",
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"TERM_FONT_SCALE",
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NULL
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};
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static bool validation_enabled = true;
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static bool invalid_syntax = false;
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static int validate_line(const char *buffer) {
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if (!validation_enabled) return TOK_KEY;
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if (buffer[0] == '#')
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return TOK_COMMENT;
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char keybuf[64];
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size_t i;
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for (i = 0; buffer[i] && i < 64; i++) {
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if (buffer[i] == '=') goto found_equals;
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keybuf[i] = buffer[i];
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}
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fail:
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if (i < 64) keybuf[i] = 0;
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if (keybuf[0] == '\n' || (!keybuf[0] && buffer[0] != '=')) return TOK_KEY; // blank line is valid
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invalid_syntax = true;
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return TOK_BADKEY;
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found_equals:
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if (i < 64) keybuf[i] = 0;
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for (i = 0; VALID_KEYS[i]; i++) {
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if (!strcmp(keybuf, VALID_KEYS[i])) {
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return TOK_KEY;
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}
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}
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goto fail;
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}
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static void putchar_tokencol(int type, char c) {
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switch (type) {
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case TOK_KEY:
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print("\e[36m%c\e[0m", c);
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break;
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case TOK_EQUALS:
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print("\e[32m%c\e[0m", c);
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break;
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default:
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case TOK_VALUE:
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print("\e[39m%c\e[0m", c);
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break;
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case TOK_BADKEY:
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print("\e[31m%c\e[0m", c);
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break;
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case TOK_COMMENT:
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print("\e[33m%c\e[0m", c);
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break;
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}
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}
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static bool editor_no_term_reset = false;
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char *config_entry_editor(const char *title, const char *orig_entry) {
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FOR_TERM(TERM->autoflush = false);
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FOR_TERM(TERM->cursor_enabled = true);
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print("\e[2J\e[H");
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size_t cursor_offset = 0;
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size_t entry_size = strlen(orig_entry);
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size_t _window_size = terms[0]->rows - 8;
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size_t window_offset = 0;
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size_t line_size = terms[0]->cols - 2;
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bool display_overflow_error = false;
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// Skip leading newlines
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while (*orig_entry == '\n') {
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orig_entry++;
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entry_size--;
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}
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if (entry_size >= EDITOR_MAX_BUFFER_SIZE) {
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panic(true, "Entry is too big to be edited.");
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}
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bool syntax_highlighting_enabled = true;
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char *syntax_highlighting_enabled_config = config_get_value(NULL, 0, "EDITOR_HIGHLIGHTING");
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if (syntax_highlighting_enabled_config != NULL
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&& strcmp(syntax_highlighting_enabled_config, "no") == 0) {
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syntax_highlighting_enabled = false;
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}
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validation_enabled = true;
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char *validation_enabled_config = config_get_value(NULL, 0, "EDITOR_VALIDATION");
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if (validation_enabled_config != NULL
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&& strcmp(validation_enabled_config, "no") == 0) {
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validation_enabled = false;
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}
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char *buffer = ext_mem_alloc(EDITOR_MAX_BUFFER_SIZE);
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memcpy(buffer, orig_entry, entry_size);
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buffer[entry_size] = 0;
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refresh:
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invalid_syntax = false;
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print("\e[2J\e[H");
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FOR_TERM(TERM->cursor_enabled = false);
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{
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size_t x, y;
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print("\n");
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terms[0]->get_cursor_pos(terms[0], &x, &y);
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set_cursor_pos_helper(terms[0]->cols / 2 - DIV_ROUNDUP(strlen(menu_branding), 2), y);
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print("\e[3%sm%s\e[37m", menu_branding_colour, menu_branding);
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print("\n\n");
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}
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print(" \e[32mESC\e[0m Discard and Exit \e[32mF10\e[0m Boot\n\n");
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print(serial ? "/" : "┌");
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for (size_t i = 0; i < terms[0]->cols - 2; i++) {
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switch (i) {
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case 1: case 2: case 3:
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if (window_offset > 0) {
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print(serial ? "^" : "↑");
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break;
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}
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// FALLTHRU
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default: {
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size_t title_length = strlen(title);
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if (i == (terms[0]->cols / 2) - DIV_ROUNDUP(title_length, 2) - 1) {
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print("%s", title);
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i += title_length - 1;
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} else {
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print(serial ? "-" : "─");
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}
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}
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}
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}
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size_t tmpx, tmpy;
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terms[0]->get_cursor_pos(terms[0], &tmpx, &tmpy);
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print(serial ? "\\" : "┐");
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set_cursor_pos_helper(0, tmpy + 1);
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print(serial ? "|" : "│");
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size_t cursor_x, cursor_y;
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size_t current_line = 0, line_offset = 0, window_size = _window_size;
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bool printed_cursor = false;
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bool printed_early = false;
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int token_type = validate_line(buffer);
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for (size_t i = 0; ; i++) {
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// newline
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if (buffer[i] == '\n'
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&& current_line < window_offset + window_size
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&& current_line >= window_offset) {
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size_t x, y;
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terms[0]->get_cursor_pos(terms[0], &x, &y);
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if (i == cursor_offset) {
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cursor_x = x;
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cursor_y = y;
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printed_cursor = true;
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}
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set_cursor_pos_helper(terms[0]->cols - 1, y);
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if (current_line == window_offset + window_size - 1) {
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terms[0]->get_cursor_pos(terms[0], &tmpx, &tmpy);
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print(serial ? "|" : "│");
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set_cursor_pos_helper(0, tmpy + 1);
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print(serial ? "\\" : "└");
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} else {
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terms[0]->get_cursor_pos(terms[0], &tmpx, &tmpy);
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print(serial ? "|" : "│");
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set_cursor_pos_helper(0, tmpy + 1);
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print(serial ? "|" : "│");
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}
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line_offset = 0;
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token_type = validate_line(buffer + i + 1);
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current_line++;
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continue;
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}
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// switch to token type 1 if equals sign
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if (token_type == TOK_KEY && buffer[i] == '=') token_type = TOK_EQUALS;
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if (buffer[i] != 0 && line_offset % line_size == line_size - 1) {
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if (current_line < window_offset + window_size
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&& current_line >= window_offset) {
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if (i == cursor_offset) {
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terms[0]->get_cursor_pos(terms[0], &cursor_x, &cursor_y);
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printed_cursor = true;
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}
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if (syntax_highlighting_enabled) {
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putchar_tokencol(token_type, buffer[i]);
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} else {
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print("%c", buffer[i]);
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}
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printed_early = true;
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size_t x, y;
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terms[0]->get_cursor_pos(terms[0], &x, &y);
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if (y == terms[0]->rows - 3) {
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print(serial ? ">" : "→");
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set_cursor_pos_helper(0, y + 1);
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print(serial ? "\\" : "└");
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} else {
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print(serial ? ">" : "→");
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set_cursor_pos_helper(0, y + 1);
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print(serial ? "<" : "←");
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}
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}
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window_size--;
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}
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if (i == cursor_offset
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&& current_line < window_offset + window_size
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&& current_line >= window_offset
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&& !printed_cursor) {
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terms[0]->get_cursor_pos(terms[0], &cursor_x, &cursor_y);
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printed_cursor = true;
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}
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if (buffer[i] == 0 || current_line >= window_offset + window_size) {
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if (!printed_cursor) {
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if (i <= cursor_offset) {
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window_offset++;
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goto refresh;
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}
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if (i > cursor_offset) {
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window_offset--;
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goto refresh;
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}
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}
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break;
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}
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if (buffer[i] == '\n') {
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line_offset = 0;
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token_type = validate_line(buffer + i + 1);
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current_line++;
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continue;
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}
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if (current_line >= window_offset) {
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line_offset++;
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// syntax highlighting
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if (!printed_early) {
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if (syntax_highlighting_enabled) {
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putchar_tokencol(token_type, buffer[i]);
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} else {
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print("%c", buffer[i]);
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}
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}
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printed_early = false;
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// switch to token type 2 after equals sign
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if (token_type == TOK_EQUALS) token_type = TOK_VALUE;
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}
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}
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// syntax error alert
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if (validation_enabled) {
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size_t x, y;
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terms[0]->get_cursor_pos(terms[0], &x, &y);
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set_cursor_pos_helper(0, terms[0]->rows - 1);
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FOR_TERM(TERM->scroll_enabled = false);
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if (invalid_syntax) {
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print("\e[31mConfiguration is INVALID.\e[0m");
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} else {
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print("\e[32mConfiguration is valid.\e[0m");
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}
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FOR_TERM(TERM->scroll_enabled = true);
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set_cursor_pos_helper(x, y);
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}
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if (current_line - window_offset < window_size) {
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size_t x, y;
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for (size_t i = 0; i < (window_size - (current_line - window_offset)) - 1; i++) {
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terms[0]->get_cursor_pos(terms[0], &x, &y);
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set_cursor_pos_helper(terms[0]->cols - 1, y);
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print(serial ? "|" : "│");
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set_cursor_pos_helper(0, y + 1);
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print(serial ? "|" : "│");
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}
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terms[0]->get_cursor_pos(terms[0], &x, &y);
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set_cursor_pos_helper(terms[0]->cols - 1, y);
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print(serial ? "|" : "│");
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set_cursor_pos_helper(0, y + 1);
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print(serial ? "\\" : "└");
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}
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for (size_t i = 0; i < terms[0]->cols - 2; i++) {
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switch (i) {
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case 1: case 2: case 3:
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if (current_line - window_offset >= window_size) {
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print(serial ? "v" : "↓");
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break;
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}
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// FALLTHRU
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default:
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print(serial ? "-" : "─");
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}
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}
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terms[0]->get_cursor_pos(terms[0], &tmpx, &tmpy);
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print(serial ? "/" : "┘");
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set_cursor_pos_helper(0, tmpy + 1);
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if (display_overflow_error) {
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FOR_TERM(TERM->scroll_enabled = false);
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print("\e[31mText buffer not big enough, delete something instead.");
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FOR_TERM(TERM->scroll_enabled = true);
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display_overflow_error = false;
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}
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// Hack to redraw the cursor
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set_cursor_pos_helper(cursor_x, cursor_y);
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FOR_TERM(TERM->cursor_enabled = true);
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FOR_TERM(TERM->double_buffer_flush(TERM));
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int c = getchar();
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size_t buffer_len = strlen(buffer);
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switch (c) {
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case GETCHAR_CURSOR_DOWN:
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cursor_offset = get_next_line(cursor_offset, buffer);
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break;
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case GETCHAR_CURSOR_UP:
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cursor_offset = get_prev_line(cursor_offset, buffer);
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break;
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case GETCHAR_CURSOR_LEFT:
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if (cursor_offset) {
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cursor_offset--;
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}
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break;
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case GETCHAR_CURSOR_RIGHT:
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if (cursor_offset < buffer_len) {
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cursor_offset++;
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}
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break;
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case GETCHAR_HOME: {
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size_t displacement;
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get_line_offset(&displacement, cursor_offset, buffer);
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cursor_offset -= displacement;
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break;
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}
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case GETCHAR_END: {
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cursor_offset += get_line_length(cursor_offset, buffer);
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break;
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}
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case '\b':
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if (cursor_offset) {
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cursor_offset--;
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case GETCHAR_DELETE:
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for (size_t i = cursor_offset; ; i++) {
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buffer[i] = buffer[i+1];
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if (!buffer[i])
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break;
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}
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}
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break;
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case GETCHAR_F10:
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editor_no_term_reset ? editor_no_term_reset = false : reset_term();
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return buffer;
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case GETCHAR_ESCAPE:
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pmm_free(buffer, EDITOR_MAX_BUFFER_SIZE);
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editor_no_term_reset ? editor_no_term_reset = false : reset_term();
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return NULL;
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default:
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if (buffer_len < EDITOR_MAX_BUFFER_SIZE - 1) {
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if (isprint(c) || c == '\n') {
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for (size_t i = buffer_len; ; i--) {
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buffer[i+1] = buffer[i];
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if (i == cursor_offset)
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break;
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}
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buffer[cursor_offset++] = c;
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}
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} else {
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display_overflow_error = true;
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}
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break;
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}
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goto refresh;
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}
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static size_t print_tree(size_t offset, size_t window, const char *shift, size_t level, size_t base_index, size_t selected_entry,
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struct menu_entry *current_entry,
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struct menu_entry **selected_menu_entry,
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size_t *max_len, size_t *max_height) {
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size_t max_entries = 0;
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bool no_print = false;
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size_t dummy_max_len = 0;
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if (max_len == NULL) {
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max_len = &dummy_max_len;
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}
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size_t dummy_max_height = 0;
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if (max_height == NULL) {
|
|
max_height = &dummy_max_height;
|
|
}
|
|
if (!level) {
|
|
*max_len = 0;
|
|
*max_height = 0;
|
|
}
|
|
if (shift == NULL) {
|
|
no_print = true;
|
|
}
|
|
|
|
for (;;) {
|
|
size_t cur_len = 0;
|
|
if (current_entry == NULL)
|
|
break;
|
|
if (!no_print && base_index + max_entries < offset) {
|
|
goto skip_line;
|
|
}
|
|
if (!no_print && base_index + max_entries >= offset + window) {
|
|
goto skip_line;
|
|
}
|
|
if (!no_print) print("%s", shift);
|
|
if (level) {
|
|
for (size_t i = level - 1; i > 0; i--) {
|
|
struct menu_entry *actual_parent = current_entry;
|
|
for (size_t j = 0; j < i; j++)
|
|
actual_parent = actual_parent->parent;
|
|
if (actual_parent->next != NULL) {
|
|
if (!no_print) print(serial ? " |" : " │");
|
|
} else {
|
|
if (!no_print) print(" ");
|
|
}
|
|
cur_len += 2;
|
|
}
|
|
if (current_entry->next == NULL) {
|
|
if (!no_print) print(serial ? " `" : " └");
|
|
} else {
|
|
if (!no_print) print(serial ? " |" : " ├");
|
|
}
|
|
cur_len += 2;
|
|
}
|
|
if (current_entry->sub) {
|
|
if (!no_print) print(current_entry->expanded ? "[-]" : "[+]");
|
|
cur_len += 3;
|
|
} else if (level) {
|
|
if (!no_print) print(serial ? "-> " : "─►");
|
|
cur_len += 2;
|
|
} else {
|
|
if (!no_print) print(" ");
|
|
cur_len += 3;
|
|
}
|
|
if (base_index + max_entries == selected_entry) {
|
|
*selected_menu_entry = current_entry;
|
|
if (!no_print) print("\e[7m");
|
|
}
|
|
if (!no_print) print(" %s \e[27m\n", current_entry->name);
|
|
(*max_height)++;
|
|
cur_len += 1 + strlen(current_entry->name) + 1;
|
|
skip_line:
|
|
if (current_entry->sub && current_entry->expanded) {
|
|
max_entries += print_tree(offset, window, shift, level + 1, base_index + max_entries + 1,
|
|
selected_entry,
|
|
current_entry->sub,
|
|
selected_menu_entry,
|
|
max_len, max_height);
|
|
}
|
|
max_entries++;
|
|
current_entry = current_entry->next;
|
|
if (cur_len > *max_len) {
|
|
*max_len = cur_len;
|
|
}
|
|
}
|
|
return max_entries;
|
|
}
|
|
|
|
static struct memmap_entry *rewound_memmap = NULL;
|
|
static size_t rewound_memmap_entries = 0;
|
|
static no_unwind uint8_t *rewound_data;
|
|
#if defined (BIOS)
|
|
static no_unwind uint8_t *rewound_s2_data;
|
|
static no_unwind uint8_t *rewound_bss;
|
|
#endif
|
|
|
|
extern symbol data_begin;
|
|
extern symbol data_end;
|
|
#if defined (BIOS)
|
|
extern symbol s2_data_begin;
|
|
extern symbol s2_data_end;
|
|
extern symbol bss_begin;
|
|
extern symbol bss_end;
|
|
#endif
|
|
|
|
static void menu_init_term(void) {
|
|
// If there is GRAPHICS config key and the value is "yes", enable graphics
|
|
#if defined (BIOS)
|
|
char *graphics = config_get_value(NULL, 0, "GRAPHICS");
|
|
#elif defined (UEFI)
|
|
char *graphics = "yes";
|
|
#endif
|
|
|
|
if (graphics == NULL || strcmp(graphics, "no") != 0) {
|
|
size_t req_width = 0, req_height = 0, req_bpp = 0;
|
|
|
|
char *menu_resolution = config_get_value(NULL, 0, "INTERFACE_RESOLUTION");
|
|
if (menu_resolution != NULL)
|
|
parse_resolution(&req_width, &req_height, &req_bpp, menu_resolution);
|
|
|
|
if (!quiet && !gterm_init(NULL, NULL, NULL, req_width, req_height)) {
|
|
#if defined (BIOS)
|
|
vga_textmode_init(true);
|
|
#elif defined (UEFI)
|
|
term_fallback();
|
|
#endif
|
|
}
|
|
} else {
|
|
#if defined (BIOS)
|
|
if (!quiet) {
|
|
vga_textmode_init(true);
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
noreturn void _menu(bool first_run) {
|
|
size_t data_size = (uintptr_t)data_end - (uintptr_t)data_begin;
|
|
#if defined (BIOS)
|
|
size_t s2_data_size = (uintptr_t)s2_data_end - (uintptr_t)s2_data_begin;
|
|
size_t bss_size = (uintptr_t)bss_end - (uintptr_t)bss_begin;
|
|
#endif
|
|
|
|
if (rewound_memmap != NULL) {
|
|
memcpy(data_begin, rewound_data, data_size);
|
|
#if defined (BIOS)
|
|
memcpy(s2_data_begin, rewound_s2_data, s2_data_size);
|
|
memcpy(bss_begin, rewound_bss, bss_size);
|
|
#endif
|
|
memcpy(memmap, rewound_memmap, rewound_memmap_entries * sizeof(struct memmap_entry));
|
|
memmap_entries = rewound_memmap_entries;
|
|
} else {
|
|
rewound_data = ext_mem_alloc(data_size);
|
|
#if defined (BIOS)
|
|
rewound_s2_data = ext_mem_alloc(s2_data_size);
|
|
rewound_bss = ext_mem_alloc(bss_size);
|
|
#endif
|
|
rewound_memmap = ext_mem_alloc(256 * sizeof(struct memmap_entry));
|
|
memcpy(rewound_memmap, memmap, memmap_entries * sizeof(struct memmap_entry));
|
|
rewound_memmap_entries = memmap_entries;
|
|
memcpy(rewound_data, data_begin, data_size);
|
|
#if defined (BIOS)
|
|
memcpy(rewound_s2_data, s2_data_begin, s2_data_size);
|
|
memcpy(rewound_bss, bss_begin, bss_size);
|
|
#endif
|
|
}
|
|
|
|
term_fallback();
|
|
|
|
if (bad_config == false) {
|
|
#if defined (UEFI)
|
|
if (init_config_disk(boot_volume)) {
|
|
#endif
|
|
volume_iterate_parts(boot_volume,
|
|
if (!init_config_disk(_PART)) {
|
|
boot_volume = _PART;
|
|
break;
|
|
}
|
|
);
|
|
#if defined (UEFI)
|
|
}
|
|
#endif
|
|
}
|
|
|
|
char *quiet_str = config_get_value(NULL, 0, "QUIET");
|
|
quiet = quiet_str != NULL && strcmp(quiet_str, "yes") == 0;
|
|
|
|
char *verbose_str = config_get_value(NULL, 0, "VERBOSE");
|
|
verbose = verbose_str != NULL && strcmp(verbose_str, "yes") == 0;
|
|
|
|
char *serial_str = config_get_value(NULL, 0, "SERIAL");
|
|
serial = serial_str != NULL && strcmp(serial_str, "yes") == 0;
|
|
|
|
char *hash_mismatch_panic_str = config_get_value(NULL, 0, "HASH_MISMATCH_PANIC");
|
|
hash_mismatch_panic = hash_mismatch_panic_str == NULL || strcmp(hash_mismatch_panic_str, "yes") == 0;
|
|
|
|
char *randomise_mem_str = config_get_value(NULL, 0, "RANDOMISE_MEMORY");
|
|
if (randomise_mem_str == NULL)
|
|
randomise_mem_str = config_get_value(NULL, 0, "RANDOMIZE_MEMORY");
|
|
bool randomise_mem = randomise_mem_str != NULL && strcmp(randomise_mem_str, "yes") == 0;
|
|
if (randomise_mem) {
|
|
pmm_randomise_memory();
|
|
}
|
|
|
|
char *editor_enabled_str = config_get_value(NULL, 0, "EDITOR_ENABLED");
|
|
if (editor_enabled_str != NULL) {
|
|
editor_enabled = strcmp(editor_enabled_str, "yes") == 0;
|
|
}
|
|
|
|
char *help_hidden_str = config_get_value(NULL, 0, "INTERFACE_HELP_HIDDEN");
|
|
if (help_hidden_str != NULL) {
|
|
help_hidden = strcmp(help_hidden_str, "yes") == 0;
|
|
}
|
|
|
|
menu_branding = config_get_value(NULL, 0, "INTERFACE_BRANDING");
|
|
if (menu_branding == NULL)
|
|
menu_branding = "Limine " LIMINE_VERSION;
|
|
|
|
menu_branding_colour = config_get_value(NULL, 0, "INTERFACE_BRANDING_COLOUR");
|
|
if (menu_branding_colour == NULL)
|
|
menu_branding_colour = config_get_value(NULL, 0, "INTERFACE_BRANDING_COLOR");
|
|
if (menu_branding_colour == NULL)
|
|
menu_branding_colour = "6";
|
|
|
|
bool skip_timeout = false;
|
|
struct menu_entry *selected_menu_entry = NULL;
|
|
|
|
size_t selected_entry = 0;
|
|
char *default_entry = config_get_value(NULL, 0, "DEFAULT_ENTRY");
|
|
if (default_entry != NULL) {
|
|
selected_entry = strtoui(default_entry, NULL, 10);
|
|
if (selected_entry)
|
|
selected_entry--;
|
|
}
|
|
|
|
size_t timeout = 5;
|
|
char *timeout_config = config_get_value(NULL, 0, "TIMEOUT");
|
|
if (timeout_config != NULL) {
|
|
if (!strcmp(timeout_config, "no"))
|
|
skip_timeout = true;
|
|
else
|
|
timeout = strtoui(timeout_config, NULL, 10);
|
|
}
|
|
|
|
if (!first_run) {
|
|
skip_timeout = true;
|
|
}
|
|
|
|
if (!skip_timeout && !timeout) {
|
|
// Use print tree to load up selected_menu_entry and determine if the
|
|
// default entry is valid.
|
|
print_tree(0, 0, NULL, 0, 0, selected_entry, menu_tree, &selected_menu_entry, NULL, NULL);
|
|
if (selected_menu_entry == NULL || selected_menu_entry->sub != NULL) {
|
|
quiet = false;
|
|
print("Default entry is not valid or directory, booting to menu.\n");
|
|
skip_timeout = true;
|
|
} else {
|
|
goto autoboot;
|
|
}
|
|
}
|
|
|
|
menu_init_term();
|
|
|
|
size_t tree_offset = 0;
|
|
|
|
refresh:
|
|
if (selected_entry >= tree_offset + terms[0]->rows - 10) {
|
|
tree_offset = selected_entry - (terms[0]->rows - 11);
|
|
}
|
|
if (selected_entry < tree_offset) {
|
|
tree_offset = selected_entry;
|
|
}
|
|
|
|
FOR_TERM(TERM->autoflush = false);
|
|
|
|
FOR_TERM(TERM->cursor_enabled = false);
|
|
|
|
print("\e[2J\e[H");
|
|
{
|
|
size_t x, y;
|
|
print("\n");
|
|
terms[0]->get_cursor_pos(terms[0], &x, &y);
|
|
set_cursor_pos_helper(terms[0]->cols / 2 - DIV_ROUNDUP(strlen(menu_branding), 2), y);
|
|
print("\e[3%sm%s\e[37m", menu_branding_colour, menu_branding);
|
|
print("\n\n\n\n");
|
|
}
|
|
|
|
while (menu_tree == NULL) {
|
|
if (quiet) {
|
|
quiet = false;
|
|
menu_init_term();
|
|
FOR_TERM(TERM->autoflush = false);
|
|
FOR_TERM(TERM->cursor_enabled = false);
|
|
}
|
|
print("Config file %s.\n\n", config_ready ? "contains no valid entries" : "not found");
|
|
print("For information on the format of Limine config entries, consult CONFIG.md in\n");
|
|
print("the root of the Limine source repository.\n\n");
|
|
print("Press a key to enter the Limine console...");
|
|
FOR_TERM(TERM->double_buffer_flush(TERM));
|
|
getchar();
|
|
reset_term();
|
|
console();
|
|
}
|
|
|
|
size_t max_tree_len, max_tree_height;
|
|
print_tree(tree_offset, terms[0]->rows - 10, NULL, 0, 0, selected_entry, menu_tree,
|
|
&selected_menu_entry, &max_tree_len, &max_tree_height);
|
|
|
|
size_t tree_prefix_len = (terms[0]->cols / 2 - DIV_ROUNDUP(max_tree_len, 2)) - 2;
|
|
char *tree_prefix = ext_mem_alloc(tree_prefix_len + 1);
|
|
memset(tree_prefix, ' ', tree_prefix_len);
|
|
|
|
set_cursor_pos_helper(0, terms[0]->rows / 2 - DIV_ROUNDUP(max_tree_height, 2));
|
|
|
|
size_t max_entries = print_tree(tree_offset, terms[0]->rows - 10, tree_prefix, 0, 0, selected_entry, menu_tree,
|
|
&selected_menu_entry, NULL, NULL);
|
|
|
|
pmm_free(tree_prefix, tree_prefix_len);
|
|
|
|
{
|
|
size_t x, y;
|
|
terms[0]->get_cursor_pos(terms[0], &x, &y);
|
|
|
|
if (tree_offset + (terms[0]->rows - 10) < max_entries) {
|
|
set_cursor_pos_helper(2, terms[0]->rows - 2);
|
|
print(serial ? "vvv" : "↓↓↓");
|
|
}
|
|
|
|
if (!help_hidden) {
|
|
set_cursor_pos_helper(0, 3);
|
|
if (editor_enabled && selected_menu_entry->sub == NULL) {
|
|
print(" \e[32mARROWS\e[0m Select \e[32mENTER\e[0m Boot \e[32mE\e[0m Edit");
|
|
} else {
|
|
print(" \e[32mARROWS\e[0m Select \e[32mENTER\e[0m %s",
|
|
selected_menu_entry->expanded ? "Collapse" : "Expand");
|
|
}
|
|
set_cursor_pos_helper(terms[0]->cols - 13, 3);
|
|
print("\e[32mC\e[0m Console");
|
|
}
|
|
set_cursor_pos_helper(x, y);
|
|
}
|
|
|
|
if (selected_menu_entry->sub != NULL)
|
|
skip_timeout = true;
|
|
|
|
int c;
|
|
|
|
if (skip_timeout == false) {
|
|
print("\n\n");
|
|
for (size_t i = timeout; i; i--) {
|
|
set_cursor_pos_helper(0, terms[0]->rows - 1);
|
|
FOR_TERM(TERM->scroll_enabled = false);
|
|
print("\e[2K\e[32mBooting automatically in \e[92m%u\e[32m, press any key to stop the countdown...\e[0m", i);
|
|
FOR_TERM(TERM->scroll_enabled = true);
|
|
FOR_TERM(TERM->double_buffer_flush(TERM));
|
|
if ((c = pit_sleep_and_quit_on_keypress(1))) {
|
|
skip_timeout = true;
|
|
if (quiet) {
|
|
quiet = false;
|
|
menu_init_term();
|
|
goto timeout_aborted;
|
|
}
|
|
print("\e[2K");
|
|
FOR_TERM(TERM->double_buffer_flush(TERM));
|
|
goto timeout_aborted;
|
|
}
|
|
}
|
|
goto autoboot;
|
|
}
|
|
|
|
set_cursor_pos_helper(0, terms[0]->rows - 1);
|
|
if (selected_menu_entry->comment != NULL) {
|
|
FOR_TERM(TERM->scroll_enabled = false);
|
|
print("\e[36m%s\e[0m", selected_menu_entry->comment);
|
|
FOR_TERM(TERM->scroll_enabled = true);
|
|
}
|
|
|
|
FOR_TERM(TERM->double_buffer_flush(TERM));
|
|
|
|
for (;;) {
|
|
c = getchar();
|
|
timeout_aborted:
|
|
switch (c) {
|
|
case '1': case '2': case '3': case '4': case '5':
|
|
case '6': case '7': case '8': case '9': {
|
|
int ent = (c - '0') - 1;
|
|
if (ent < (int)max_entries) {
|
|
selected_entry = ent;
|
|
print_tree(0, 0, NULL, 0, 0, selected_entry, menu_tree,
|
|
&selected_menu_entry, NULL, NULL);
|
|
goto autoboot;
|
|
}
|
|
goto refresh;
|
|
}
|
|
case GETCHAR_HOME:
|
|
selected_entry = 0;
|
|
goto refresh;
|
|
case GETCHAR_END:
|
|
selected_entry = max_entries - 1;
|
|
goto refresh;
|
|
case GETCHAR_CURSOR_UP:
|
|
if (selected_entry == 0)
|
|
selected_entry = max_entries - 1;
|
|
else
|
|
selected_entry--;
|
|
goto refresh;
|
|
case GETCHAR_CURSOR_DOWN:
|
|
if (++selected_entry == max_entries)
|
|
selected_entry = 0;
|
|
goto refresh;
|
|
case GETCHAR_CURSOR_RIGHT:
|
|
case '\n':
|
|
case ' ':
|
|
autoboot:
|
|
if (selected_menu_entry->sub != NULL) {
|
|
selected_menu_entry->expanded = !selected_menu_entry->expanded;
|
|
goto refresh;
|
|
}
|
|
if (!quiet) {
|
|
if (term_backend == FALLBACK) {
|
|
if (!gterm_init(NULL, NULL, NULL, 0, 0)) {
|
|
#if defined (BIOS)
|
|
vga_textmode_init(true);
|
|
#elif defined (UEFI)
|
|
term_fallback();
|
|
#endif
|
|
}
|
|
} else {
|
|
reset_term();
|
|
}
|
|
}
|
|
boot(selected_menu_entry->body);
|
|
case 'e':
|
|
case 'E': {
|
|
if (editor_enabled) {
|
|
if (selected_menu_entry->sub != NULL)
|
|
goto refresh;
|
|
editor_no_term_reset = true;
|
|
char *new_body = config_entry_editor(selected_menu_entry->name, selected_menu_entry->body);
|
|
if (new_body == NULL)
|
|
goto refresh;
|
|
selected_menu_entry->body = new_body;
|
|
goto autoboot;
|
|
}
|
|
break;
|
|
}
|
|
case 'c':
|
|
case 'C': {
|
|
reset_term();
|
|
console();
|
|
goto refresh;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
noreturn void boot(char *config) {
|
|
char *cmdline = config_get_value(config, 0, "KERNEL_CMDLINE");
|
|
if (!cmdline) {
|
|
cmdline = config_get_value(config, 0, "CMDLINE");
|
|
}
|
|
if (!cmdline) {
|
|
cmdline = "";
|
|
}
|
|
|
|
char *proto = config_get_value(config, 0, "PROTOCOL");
|
|
if (proto == NULL) {
|
|
panic(true, "Boot protocol not specified for this entry");
|
|
}
|
|
|
|
if (!strcmp(proto, "stivale1") || !strcmp(proto, "stivale") || !strcmp(proto, "stivale2")) {
|
|
quiet = false;
|
|
print("The stivale and stivale2 protocols are no longer supported as of Limine 4.x\n");
|
|
print("Please notify kernel maintainers to move to the Limine boot protocol or\n");
|
|
print("roll back to Limine 3.x.\n\n");
|
|
} else if (!strcmp(proto, "limine")) {
|
|
limine_load(config, cmdline);
|
|
} else if (!strcmp(proto, "linux")) {
|
|
#if defined (__x86_64__) || defined (__i386__)
|
|
linux_load(config, cmdline);
|
|
#else
|
|
quiet = false;
|
|
print("TODO: Linux is not available on aarch64 or riscv64.\n\n");
|
|
#endif
|
|
} else if (!strcmp(proto, "multiboot1") || !strcmp(proto, "multiboot")) {
|
|
#if defined (__x86_64__) || defined (__i386__)
|
|
multiboot1_load(config, cmdline);
|
|
#else
|
|
quiet = false;
|
|
print("Multiboot 1 is not available on aarch64 or riscv64.\n\n");
|
|
#endif
|
|
} else if (!strcmp(proto, "multiboot2")) {
|
|
#if defined (__x86_64__) || defined (__i386__)
|
|
multiboot2_load(config, cmdline);
|
|
#else
|
|
quiet = false;
|
|
print("Multiboot 2 is not available on aarch64 or riscv64.\n\n");
|
|
#endif
|
|
} else if (!strcmp(proto, "chainload_next")) {
|
|
chainload_next(config, cmdline);
|
|
} else if (!strcmp(proto, "chainload")) {
|
|
chainload(config, cmdline);
|
|
}
|
|
|
|
panic(true, "Unsupported protocol specified for kernel.");
|
|
}
|