Files

41 lines
2.0 KiB
C

#define _XOPEN_SOURCE 700
#include <stdio.h>
#include <stdlib.h>
int main(int argc, char** argv, const char** envp) {
FILE* out = stdout;
if (argc > 1) {
int fd = atoi(argv[argc - 1]);
printf("inherited file descriptor %d\n", fd);
out = fdopen(fd, "a");
if (!out) {
perror("fdopen");
exit(1);
}
}
fprintf(out, "Hello World (%s)!\n", argv[0]);
fprintf(out, "envp[\'IN_EXECVE\'] = %s\n", getenv("IN_EXECVE"));
fprintf(
out,
"00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 \
\n");
return 0;
}