57   if (TT.delim) {
61     for (s = data; *s; TT.entries++) {
63       if (TT.n && TT.entries >= TT.n) return *s ? s : (char *)1;
68       if (!FLAG(s)) TT.bytes += sizeof(void *)+1;
70         if (++TT.bytes >= TT.s) return save;
74       if (TT.E && strstart(&ss, TT.E) && ss == s) return (char *)2;
76         entry[TT.entries] = save;
83     long bytes = TT.bytes+sizeof(char *)+strlen(data)+1;
85     if (bytes >= TT.s || (TT.n && TT.entries >= TT.n)) return data;
86     TT.bytes = bytes;
87     if (entry) entry[TT.entries] = data;
88     TT.entries++;
97   if (sig == SIGUSR2 && TT.P>1) TT.P--;  in signal_P()
98   else TT.P++;  in signal_P()
116   if (!FLAG(s)) TT.s = sysconf(_SC_ARG_MAX) - environ_bytes() - 4096;  in xargs_main()
118   TT.delim = '\n'*!FLAG(0);  in xargs_main()
130   if (bytes >= TT.s) error_exit("command too long");  in xargs_main()
134     TT.entries = 0;  in xargs_main()
135     TT.bytes = bytes;  in xargs_main()
144         if (getdelim(&data, &l, TT.delim, stdin)<0) {  in xargs_main()
160     if (!TT.entries) {  in xargs_main()
166     out = xzalloc((entries+TT.entries+1)*sizeof(char *));  in xargs_main()
168     TT.entries = 0;  in xargs_main()
169     TT.bytes = bytes;  in xargs_main()
180         if (!TT.tty) TT.tty = xfopen("/dev/tty", "re");  in xargs_main()
181         if (!fyesno(TT.tty, 0)) goto reap_children;  in xargs_main()
190     TT.np++;  in xargs_main()
193     while (TT.np) {  in xargs_main()
194       int xv = (TT.np == TT.P) || (!data && done);  in xargs_main()
197       TT.np--;  in xargs_main()
214   while (TT.np && -1 != wait(&status)) TT.np--;  in xargs_main()
215   if (TT.tty) fclose(TT.tty);  in xargs_main()