ref: b9d66bc012e6a431a75bf4d9a138cf6c2a8eb6f6
dir: /cmd/echo.c/
#include <u.h> #include <libc.h> #include <bitmap.h> void echo_main(int argc, char **argv) { int i; i = 1; if(argc >= 1 && !strcmp(argv[1], "-b")) { i = 2; while(i < argc) { bitputs(argv[i]); i++; } } while(i < argc) { printf("%s", argv[i]); printf(" "); i++; } vga_putc('\n'); }