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main() {
nopipe();
pipe();
}
nopipe() {
local s = strdup("yo comment cava\n");
write(s);
stoupper(s);
write(s);
}
pipe() => strdup("coucou le monde\n") |> write() |> stoupper() |> write();
write(s) {
local o = s;
loop {
if ([s] == 0)
return o;
wrt [s];
s = s + 1;
}
}
strlen(s) {
local len = 0;
loop {
if ([s + len] == 0)
return len;
len = len + 1;
}
}
strdup(s) => malloc(strlen(s) + 1) |> strcpy(s);
strcpy(dst, src) {
local i = 0;
loop {
[dst + i] = [src + i];
if ([src + i] == 0)
return dst;
i = i + 1;
}
}
stoupper(s) {
local o = s;
loop {
if ([s] == 0)
return o;
[s] = [s] - ([s] >= 'a' & [s] <= 'z') * 32;
s = s + 1;
}
}
define HEAP_SIZE = 4096;
global heap[HEAP_SIZE] = 0x69;
global heap_size = 0;
malloc(n) {
local p = heap + heap_size;
heap_size = heap_size + n;
if (heap_size > 4096) {
write("malloc error: heap is full\n");
return 0;
}
return p;
}
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