1 /* PSPP - a program for statistical analysis.
2 Copyright (C) 1997-9, 2000, 2011 Free Software Foundation, Inc.
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation, either version 3 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>. */
22 /* The following #include avoids a potential problem when Gnulib substitutes
23 * for close() by putting "#define close rpl_close" into <unistd.h>, by
24 * ensuring that every source file that includes this one sees the #define..
25 * (It would probably be better to rename the 'close' member of struct
31 const char *start_name; /* e.g. LOOP. */
32 const char *end_name; /* e.g. END LOOP. */
33 void (*close) (void *); /* Closes the control structure. */
36 void ctl_stack_clear (void);
37 void ctl_stack_push (const struct ctl_class *, void *private);
38 void *ctl_stack_top (const struct ctl_class *);
39 void *ctl_stack_search (const struct ctl_class *);
40 void ctl_stack_pop (void *);
41 bool ctl_stack_is_empty (void);
43 #endif /* ctl_stack.h */