imv/src/imv_msg.c at master · somini/imv

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#include <assert.h>

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include <sys/socket.h>

#include <sys/un.h>

#include "ipc.h"

int main(int argc, char **argv)

{

if (argc < 3) {

fprintf(stderr, "Usage: %s <pid> <command>\n", argv[0]);

return 0;

}

int sockfd = socket(AF_UNIX, SOCK_STREAM, 0);

assert(sockfd);

struct sockaddr_un desc = {

.sun_family = AF_UNIX

};

imv_ipc_path(desc.sun_path, sizeof desc.sun_path, atoi(argv[1]));

if (connect(sockfd, (struct sockaddr *)&desc, sizeof desc) < 0) {

perror("Failed to connect");

return 1;

}

char buf[4096] = {0};

for (int i = 2; i < argc; ++i) {

strncat(buf, argv[i], sizeof buf - 1);

if (i + 1 < argc) {

strncat(buf, " ", sizeof buf - 1);

}

strncat(buf, "\n", sizeof buf - 1);

write(sockfd, buf, strlen(buf));

close(sockfd);

return 0;

}