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6de9cd9a | 1 | /* Implementation of the STOP statement. |
748086b7 | 2 | Copyright 2002, 2005, 2007, 2009 Free Software Foundation, Inc. |
6de9cd9a DN |
3 | Contributed by Paul Brook <paul@nowt.org> |
4 | ||
57dea9f6 | 5 | This file is part of the GNU Fortran 95 runtime library (libgfortran). |
6de9cd9a | 6 | |
57dea9f6 TM |
7 | Libgfortran is free software; you can redistribute it and/or |
8 | modify it under the terms of the GNU General Public | |
6de9cd9a | 9 | License as published by the Free Software Foundation; either |
748086b7 | 10 | version 3 of the License, or (at your option) any later version. |
57dea9f6 TM |
11 | |
12 | Libgfortran is distributed in the hope that it will be useful, | |
6de9cd9a DN |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
57dea9f6 | 15 | GNU General Public License for more details. |
6de9cd9a | 16 | |
748086b7 JJ |
17 | Under Section 7 of GPL version 3, you are granted additional |
18 | permissions described in the GCC Runtime Library Exception, version | |
19 | 3.1, as published by the Free Software Foundation. | |
20 | ||
21 | You should have received a copy of the GNU General Public License and | |
22 | a copy of the GCC Runtime Library Exception along with this program; | |
23 | see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
24 | <http://www.gnu.org/licenses/>. */ | |
6de9cd9a | 25 | |
36ae8a61 | 26 | #include "libgfortran.h" |
6de9cd9a | 27 | #include <string.h> |
6de9cd9a | 28 | |
6de9cd9a | 29 | |
6de9cd9a DN |
30 | static void |
31 | do_pause (void) | |
32 | { | |
33 | char buff[4]; | |
34 | st_printf ("To resume execution, type go. " | |
35 | "Other input will terminate the job.\n"); | |
36 | ||
37 | fgets(buff, 4, stdin); | |
38 | if (strncmp(buff, "go\n", 3) != 0) | |
39 | stop_numeric (-1); | |
40 | st_printf ("RESUMED\n"); | |
41 | } | |
42 | ||
43 | /* A numeric or blank STOP statement. */ | |
7d7b8bfe RH |
44 | |
45 | extern void pause_numeric (GFC_INTEGER_4 code); | |
46 | export_proto(pause_numeric); | |
47 | ||
6de9cd9a DN |
48 | void |
49 | pause_numeric (GFC_INTEGER_4 code) | |
50 | { | |
6de9cd9a DN |
51 | if (code == -1) |
52 | st_printf ("PAUSE\n"); | |
53 | else | |
54 | st_printf ("PAUSE %d\n", (int)code); | |
55 | ||
56 | do_pause (); | |
57 | } | |
58 | ||
7d7b8bfe RH |
59 | extern void pause_string (char *string, GFC_INTEGER_4 len); |
60 | export_proto(pause_string); | |
6de9cd9a DN |
61 | |
62 | void | |
63 | pause_string (char *string, GFC_INTEGER_4 len) | |
64 | { | |
6de9cd9a DN |
65 | st_printf ("PAUSE "); |
66 | while (len--) | |
67 | st_printf ("%c", *(string++)); | |
68 | st_printf ("\n"); | |
69 | ||
70 | do_pause (); | |
71 | } |