struct group *getgrgid(gid_t gid)
{
struct group *gr;
+ int errno_saved;
setgrent();
while ((gr=getgrent()) && gr->gr_gid != gid);
+ errno_saved = errno;
endgrent();
+ errno = errno_saved;
return gr;
}
struct group *getgrnam(const char *name)
{
struct group *gr;
+ int errno_saved;
setgrent();
while ((gr=getgrent()) && strcmp(gr->gr_name, name));
+ errno_saved = errno;
endgrent();
+ errno = errno_saved;
return gr;
}