74 lines
1.1 KiB
C
74 lines
1.1 KiB
C
#include <unistd.h>
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#include <sys/video.h>
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typedef struct {
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} font_t;
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void term_write_char(char c);
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void render_char_at(char c, int x, int y);
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int spawn_shell();
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int ptys;
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int ptym;
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void* fb;
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fb_info_t fb_info;
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int terminal_col = 0;
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int terminal_row = 0;
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font_t* terminal_font = NULL;
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int main(int argc, char *argv[]) {
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(void)argc;
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(void)argv;
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int vga_fd = open("/dev/vga");
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if (vga_fd == -1) return 1;
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int kbd_fd = open("/dev/kbd");
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if (kbd_fd == -1) return 1;
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int res = ioctl(vga_fd, FBIOGET_INFO, &fb_info);
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if (!res) {
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return 1;
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}
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mmap(vga_fd);
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// if (!spawn_shell()) {
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// return 1;
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// }
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return 0;
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}
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void render_char_at(char c, int x, int y) {
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if (!terminal_font) return;
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}
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void term_write_char(char c) {
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}
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int spawn_shell() {
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ptym = pty(&ptys);
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if (fork() == 0) {
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close(ptym);
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dup2(ptys, 0);
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dup2(0, 1);
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dup2(0, 2);
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if (!exec("/usr/bin/rocksh")) return 0;
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}
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close(ptys);
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dup2(ptym, 0);
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dup2(0, 1);
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dup2(0, 2);
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return 1;
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} |