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#if 0
cc -Wall -Wextra -pedantic $@ -o $(dirname $0)/pbcopy $0 && \
exec cc -Wall -Wextra -pedantic -DPBPASTE $@ -o $(dirname $0)/pbpaste $0
#endif
#include <arpa/inet.h>
#include <err.h>
#include <netinet/in.h>
#include <stdio.h>
#include <sys/socket.h>
#include <sysexits.h>
#include <unistd.h>
int main() {
int error;
int client = socket(PF_INET, SOCK_STREAM, 0);
if (client < 0) err(EX_OSERR, "socket");
struct sockaddr_in addr = {
.sin_family = AF_INET,
.sin_port = htons(7062),
.sin_addr = { .s_addr = htonl(0x7f000001) },
};
error = connect(client, (struct sockaddr *)&addr, sizeof(addr));
if (error) err(EX_OSERR, "connect");
#ifdef PBPASTE
int fdIn = client;
int fdOut = STDOUT_FILENO;
error = shutdown(client, SHUT_WR);
if (error) err(EX_OSERR, "shutdown");
#else
int fdIn = STDIN_FILENO;
int fdOut = client;
#endif
char readBuf[4096];
ssize_t readLen;
while (0 < (readLen = read(fdIn, readBuf, sizeof(readBuf)))) {
char *writeBuf = readBuf;
ssize_t writeLen;
while (0 < (writeLen = write(fdOut, writeBuf, readLen))) {
writeBuf += writeLen;
readLen -= writeLen;
}
if (writeLen < 0) err(EX_IOERR, "write");
}
if (readLen < 0) err(EX_IOERR, "read");
return 0;
}
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