/* * Copyright 2016 The Emscripten Authors. All rights reserved. * Emscripten is available under two separate licenses, the MIT license and the * University of Illinois/NCSA Open Source License. Both these licenses can be * found in the LICENSE file. */ #include int main() { int size = snprintf(NULL, 0, "%s %d %.2f\n", "me and myself", 25, 1.345); char buf[size]; snprintf(buf, size, "%s %d %.2f\n", "me and myself", 25, 1.345); printf("%d : %s\n", size, buf); char *buff = NULL; asprintf(&buff, "%d waka %d\n", 21, 95); puts(buff); // test buffering, write more than a musl buffer at once #define X 1026 char c[X]; for(int i=0;i 1025 this line doesn't print if we don't handle buffering properly return 0; }