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ipc
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getpwd.c
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C/C++ Source or Header
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1989-12-17
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299b
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21 lines
#include <stdio.h>
#define MAXLINE 255
main()
{
FILE *fp;
char line[MAXLINE];
if ( (fp = popen("/bin/pwd", "r")) == NULL)
err_sys("popen error");
if (fgets(line, MAXLINE, fp) == NULL)
err_sys("fgets error");
printf("%s", line); /* pwd inserts the newline */
pclose(fp);
exit(0);
}