112 lines
3.1 KiB
C
112 lines
3.1 KiB
C
#include <stdint.h>
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#include <stddef.h>
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#include <stdbool.h>
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#include <limine.h>
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#include <menu.h>
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#include <lib/print.h>
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#include <lib/blib.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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static char *cmdline;
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#define CMDLINE_MAX 1024
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static char config_entry_name[1024];
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char *menu(void) {
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cmdline = balloc(CMDLINE_MAX);
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char buf[16];
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if (config_get_value(buf, 0, 16, "GRAPHICS")) {
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if (!strcmp(buf, "on")) {
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term_vbe();
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}
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}
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int timeout;
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if (!config_get_value(buf, 0, 16, "TIMEOUT")) {
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timeout = 5;
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} else {
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timeout = (int)strtoui(buf);
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}
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disable_cursor();
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int selected_entry = 0;
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bool skip_timeout = false;
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refresh:
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clear(true);
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print("\n\n \e[36m Limine " LIMINE_VERSION " \e[37m\n\n\n");
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print("Select an entry:\n\n");
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int max_entries;
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for (max_entries = 0; ; max_entries++) {
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if (config_get_entry_name(config_entry_name, max_entries, 1024) == -1)
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break;
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if (max_entries == selected_entry)
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print(" \e[47m\e[30m %s \e[40m\e[37m\n", config_entry_name);
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else
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print(" %s\n", config_entry_name);
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}
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if (max_entries == 0)
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panic("Config contains no entries.");
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print("\n");
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if (skip_timeout == false) {
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for (int i = timeout; i; i--) {
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print("\rBooting automatically in %u, press any key to stop the countdown...", i);
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if (pit_sleep_and_quit_on_keypress(18)) {
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skip_timeout = true;
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goto refresh;
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}
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}
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goto autoboot;
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}
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print("Arrows to choose, enter to select, 'e' to edit command line.");
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for (;;) {
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int c = getchar();
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switch (c) {
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case GETCHAR_CURSOR_UP:
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if (--selected_entry == -1)
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selected_entry = max_entries - 1;
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goto refresh;
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case GETCHAR_CURSOR_DOWN:
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if (++selected_entry == max_entries)
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selected_entry = 0;
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goto refresh;
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case '\r':
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autoboot:
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config_set_entry(selected_entry);
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enable_cursor();
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if (!config_get_value(cmdline, 0, CMDLINE_MAX, "KERNEL_CMDLINE")) {
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if (!config_get_value(cmdline, 0, CMDLINE_MAX, "CMDLINE")) {
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cmdline[0] = '\0';
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}
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}
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clear(true);
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term_textmode();
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return cmdline;
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case 'e':
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config_set_entry(selected_entry);
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enable_cursor();
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if (!config_get_value(cmdline, 0, CMDLINE_MAX, "KERNEL_CMDLINE")) {
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if (!config_get_value(cmdline, 0, CMDLINE_MAX, "CMDLINE")) {
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cmdline[0] = '\0';
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}
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}
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print("\n\n> ");
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gets(cmdline, cmdline, CMDLINE_MAX);
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clear(true);
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term_textmode();
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return cmdline;
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}
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}
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}
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