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曲径通幽,安觅芳踪。
#include <unistd.h> #include <sys/stat.h> #include <fcntl.h> #include <stdlib.h> int main() { char c; int in, out; in = open("file.in", O_RDONLY); out = open("file.out", O_WRONLY|O_CREAT, S_IRUSR|S_IWUSR); while( read(in, &c, 1) == 1 ) write(out,&c,1); exit(0); }
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#include <stdio.h> #include <stdlib.h> int main() { int c; FILE *in, *out; in = fopen("file.in","r"); out = fopen("file.out","w"); while((c = fgetc(in)) != EOF) fputc(c.out); exit(0); }
#include <unistd.h> #include <sys/stat.h> #include <fcntl.h> #include <stdlib.h> int main() { char block[1024]; int in,out; int nread; in = open("file.in", O_RDONLY); out = open("file.out", O_WRONLY|O_CREAT, S_IRUSR|S_IWUSR); while((nread = read(in, block, sizeof(block))) > 0 ) write(out,block,nread); exit(0); }
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