v/vlib/builtin/bare/builtin_bare.v

60 lines
1000 B
V

module builtin
// called by the generated main/init
fn init() {
}
pub fn isnil(p voidptr) bool {
return p == 0
}
pub fn print(s string) {
sys_write(1, s.str, u64(s.len))
}
pub fn println(s string) {
print(s)
print("\n")
}
pub fn panic(s string) {
eprint('V panic: ')
eprintln(s)
sys_exit(1)
}
// replaces panic when -debug arg is passed
fn panic_debug(line_no int, file, mod, fn_name, s string) {
eprintln('================ V panic ================')
eprint(' module: ')
eprintln('mod')
eprint(' function: ')
eprint(fn_name)
eprintln('()')
eprintln(' file: ')
eprintln(file)
//println(' line: ${line_no}')
eprint(' message: ')
eprintln(s)
eprintln('=========================================')
sys_exit(1)
}
pub fn eprint(s string) {
if isnil(s.str) {
panic('eprint(NIL)')
}
sys_write(2, s.str, u64(s.len))
}
pub fn eprint_ln(s string) {
eprint(s)
eprint("\n")
}
pub fn eprintln(s string) {
if isnil(s.str) {
panic('eprintln(NIL)')
}
eprint_ln(s)
}