?? mypipe.c
字號:
#include <stdio.h>int main(int argc, char **argv){ FILE *pipein_fp, *pipeout_fp; char readbuf[80]; /*create one way pipe line with call to popen()*/ if((pipein_fp = popen(argv[1],"r")) == NULL){ perror("popen"); exit(1); } if((pipeout_fp = popen(argv[3],"w")) == NULL){ perror("popen"); exit(1); } while(fgets(readbuf,80,pipein_fp)) fputs(readbuf,pipeout_fp); pclose(pipein_fp); pclose(pipeout_fp); return 0;}
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