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7dc6e754 | 1 | /* Copyright (C) 1995,1996,1997,1998 Free Software Foundation, Inc. |
0f2d19dd JB |
2 | * |
3 | * This program is free software; you can redistribute it and/or modify | |
4 | * it under the terms of the GNU General Public License as published by | |
5 | * the Free Software Foundation; either version 2, or (at your option) | |
6 | * any later version. | |
7 | * | |
8 | * This program is distributed in the hope that it will be useful, | |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | * GNU General Public License for more details. | |
12 | * | |
13 | * You should have received a copy of the GNU General Public License | |
14 | * along with this software; see the file COPYING. If not, write to | |
82892bed JB |
15 | * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, |
16 | * Boston, MA 02111-1307 USA | |
0f2d19dd JB |
17 | * |
18 | * As a special exception, the Free Software Foundation gives permission | |
19 | * for additional uses of the text contained in its release of GUILE. | |
20 | * | |
21 | * The exception is that, if you link the GUILE library with other files | |
22 | * to produce an executable, this does not by itself cause the | |
23 | * resulting executable to be covered by the GNU General Public License. | |
24 | * Your use of that executable is in no way restricted on account of | |
25 | * linking the GUILE library code into it. | |
26 | * | |
27 | * This exception does not however invalidate any other reasons why | |
28 | * the executable file might be covered by the GNU General Public License. | |
29 | * | |
30 | * This exception applies only to the code released by the | |
31 | * Free Software Foundation under the name GUILE. If you copy | |
32 | * code from other Free Software Foundation releases into a copy of | |
33 | * GUILE, as the General Public License permits, the exception does | |
34 | * not apply to the code that you add in this way. To avoid misleading | |
35 | * anyone as to the status of such modified files, you must delete | |
36 | * this exception notice from them. | |
37 | * | |
38 | * If you write modifications of your own for GUILE, it is your choice | |
39 | * whether to permit this exception to apply to your modifications. | |
82892bed | 40 | * If you do not wish that, delete this exception notice. */ |
0f2d19dd JB |
41 | \f |
42 | ||
43 | #include <stdio.h> | |
44 | #include "_scm.h" | |
95b88819 | 45 | |
20e6290e JB |
46 | #include "scmsigs.h" |
47 | #include "simpos.h" | |
48 | ||
95b88819 GH |
49 | #ifdef HAVE_STRING_H |
50 | #include <string.h> | |
51 | #endif | |
0f2d19dd JB |
52 | #ifdef HAVE_UNISTD_H |
53 | #include <unistd.h> | |
54 | #endif | |
55 | ||
56 | \f | |
57 | extern int system(); | |
58 | \f | |
59 | ||
341eaef0 | 60 | SCM_PROC(s_system, "system", 0, 1, 0, scm_system); |
1cc91f1b | 61 | |
0f2d19dd JB |
62 | SCM |
63 | scm_system(cmd) | |
64 | SCM cmd; | |
0f2d19dd | 65 | { |
341eaef0 GH |
66 | int rv; |
67 | ||
68 | if (SCM_UNBNDP (cmd)) | |
69 | { | |
70 | #ifdef HAVE_SYSTEM | |
71 | rv = system (NULL); | |
72 | #else | |
73 | rv = 0; | |
74 | #endif | |
75 | return rv ? SCM_BOOL_T : SCM_BOOL_F; | |
76 | } | |
0f2d19dd | 77 | SCM_ASSERT(SCM_NIMP(cmd) && SCM_ROSTRINGP(cmd), cmd, SCM_ARG1, s_system); |
341eaef0 GH |
78 | #ifdef HAVE_SYSTEM |
79 | SCM_DEFER_INTS; | |
80 | errno = 0; | |
0f2d19dd JB |
81 | if (SCM_ROSTRINGP (cmd)) |
82 | cmd = scm_makfromstr (SCM_ROCHARS (cmd), SCM_ROLENGTH (cmd), 0); | |
341eaef0 GH |
83 | rv = system(SCM_ROCHARS(cmd)); |
84 | if (rv == -1 || (rv == 127 && errno != 0)) | |
85 | scm_syserror (s_system); | |
86 | SCM_ALLOW_INTS; | |
87 | return SCM_MAKINUM (rv); | |
88 | #else | |
89 | scm_sysmissing (s_system); | |
0f2d19dd | 90 | #endif |
341eaef0 | 91 | } |
0f2d19dd JB |
92 | |
93 | extern char *getenv(); | |
f93ddd39 | 94 | SCM_PROC (s_getenv, "getenv", 1, 0, 0, scm_getenv); |
1cc91f1b | 95 | |
0f2d19dd | 96 | SCM |
f93ddd39 | 97 | scm_getenv(nam) |
0f2d19dd | 98 | SCM nam; |
0f2d19dd JB |
99 | { |
100 | char *val; | |
f93ddd39 | 101 | SCM_ASSERT(SCM_NIMP(nam) && SCM_ROSTRINGP(nam), nam, SCM_ARG1, s_getenv); |
0f2d19dd JB |
102 | if (SCM_ROSTRINGP (nam)) |
103 | nam = scm_makfromstr (SCM_ROCHARS (nam), SCM_ROLENGTH (nam), 0); | |
104 | val = getenv(SCM_CHARS(nam)); | |
9373b387 | 105 | return (val) ? scm_makfromstr(val, (scm_sizet)strlen(val), 0) : SCM_BOOL_F; |
0f2d19dd JB |
106 | } |
107 | ||
7ad3c1e7 GH |
108 | SCM_PROC (s_primitive_exit, "primitive-exit", 0, 1, 0, scm_primitive_exit); |
109 | SCM | |
110 | scm_primitive_exit (SCM status) | |
111 | { | |
112 | int cstatus = 0; | |
113 | if (!SCM_UNBNDP (status)) | |
114 | { | |
115 | SCM_ASSERT (SCM_INUMP (status), status, SCM_ARG1, s_primitive_exit); | |
116 | cstatus = SCM_INUM (status); | |
117 | } | |
118 | exit (cstatus); | |
119 | } | |
120 | ||
1cc91f1b | 121 | |
0f2d19dd JB |
122 | void |
123 | scm_init_simpos () | |
0f2d19dd JB |
124 | { |
125 | #include "simpos.x" | |
126 | } | |
127 |