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#pragma once
#include <unistd.h>
#include <errno.h>
static ssize_t read_eintr(int fd, void *buffer, size_t size) {
while(true) {
ssize_t bytes_read = read(fd, buffer, size);
if(bytes_read == -1) {
if(errno != EINTR)
return -1;
} else {
return bytes_read;
}
}
}
static ssize_t write_all(int fd, const void *buffer, size_t size) {
ssize_t bytes_written = 0;
while((size_t)bytes_written < size) {
ssize_t written = write(fd, (char*)buffer + bytes_written, size - bytes_written);
if(written == -1) {
if(errno != EINTR)
return -1;
} else {
bytes_written += written;
}
}
return bytes_written;
}
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