diff options
Diffstat (limited to 'libbb/syscalls.c')
-rw-r--r-- | libbb/syscalls.c | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/libbb/syscalls.c b/libbb/syscalls.c deleted file mode 100644 index a90f5de2b..000000000 --- a/libbb/syscalls.c +++ /dev/null | |||
@@ -1,113 +0,0 @@ | |||
1 | /* vi: set sw=4 ts=4: */ | ||
2 | /* | ||
3 | * some system calls possibly missing from libc | ||
4 | * | ||
5 | * Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org> | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or modify | ||
8 | * it under the terms of the GNU General Public License as published by | ||
9 | * the Free Software Foundation; either version 2 of the License, or | ||
10 | * (at your option) any later version. | ||
11 | * | ||
12 | * This program is distributed in the hope that it will be useful, | ||
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
15 | * General Public License for more details. | ||
16 | * | ||
17 | * You should have received a copy of the GNU General Public License | ||
18 | * along with this program; if not, write to the Free Software | ||
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
20 | * | ||
21 | */ | ||
22 | |||
23 | #include <stdio.h> | ||
24 | #include <errno.h> | ||
25 | #include <unistd.h> | ||
26 | /* Kernel headers before 2.1.mumble need this on the Alpha to get | ||
27 | _syscall* defined. */ | ||
28 | #define __LIBRARY__ | ||
29 | #include <sys/syscall.h> | ||
30 | #include "libbb.h" | ||
31 | |||
32 | int sysfs(int option, unsigned int fs_index, char * buf) | ||
33 | { | ||
34 | #ifndef __NR_sysfs | ||
35 | #warning "This kernel does not support the sysfs syscall" | ||
36 | #warning "-> The sysfs system call is being stubbed out..." | ||
37 | bb_error_msg("\n\nTo make this application work, you will need to recompile\n" | ||
38 | "BusyBox with a kernel supporting the sysfs system call.\n"); | ||
39 | errno = ENOSYS; | ||
40 | return -1; | ||
41 | #else | ||
42 | return(syscall(__NR_sysfs, option, fs_index, buf)); | ||
43 | #endif | ||
44 | } | ||
45 | |||
46 | int pivot_root(const char * new_root,const char * put_old) | ||
47 | { | ||
48 | #ifndef __NR_pivot_root | ||
49 | #warning This kernel does not support the pivot_root syscall | ||
50 | #warning -> The pivot_root system call is being stubbed out... | ||
51 | /* BusyBox was compiled against a kernel that did not support | ||
52 | * the pivot_root system call. To make this application work, | ||
53 | * you will need to recompile with a kernel supporting the | ||
54 | * pivot_root system call. | ||
55 | */ | ||
56 | bb_error_msg("\n\nTo make this application work, you will need to recompile\n" | ||
57 | "BusyBox with a kernel supporting the pivot_root system call.\n"); | ||
58 | errno = ENOSYS; | ||
59 | return -1; | ||
60 | #else | ||
61 | return(syscall(__NR_pivot_root, new_root, put_old)); | ||
62 | #endif /* __NR_pivot_root */ | ||
63 | } | ||
64 | |||
65 | |||
66 | /* These syscalls are not included in ancient glibc versions, | ||
67 | so we have to define them ourselves, whee ! */ | ||
68 | #if ((__GLIBC__ <= 2) && (__GLIBC_MINOR__ < 1)) | ||
69 | |||
70 | int bdflush(int func, int data) | ||
71 | { | ||
72 | return(syscall(__NR_bdflush, func, data)); | ||
73 | } | ||
74 | |||
75 | #ifndef __alpha__ | ||
76 | # define __NR_klogctl __NR_syslog | ||
77 | int klogctl(int type, char *b, int len) | ||
78 | { | ||
79 | return(syscall(__NR_klogctl, type, b, len)); | ||
80 | } | ||
81 | #endif /* __alpha__ */ | ||
82 | |||
83 | |||
84 | int umount2(const char * special_file, int flags) | ||
85 | { | ||
86 | #ifndef __NR_umount2 | ||
87 | #warning "This kernel does not support the umount2 syscall" | ||
88 | #warning "-> The umount2 system call is being stubbed out..." | ||
89 | /* BusyBox was compiled against a kernel that did not support | ||
90 | * the umount2 system call. To make this application work, | ||
91 | * you will need to recompile with a kernel supporting the | ||
92 | * umount2 system call. | ||
93 | */ | ||
94 | bb_error_msg("\n\nTo make this application work, you will need to recompile\n" | ||
95 | "BusyBox with a kernel supporting the umount2 system call.\n"); | ||
96 | errno = ENOSYS; | ||
97 | return -1; | ||
98 | #else | ||
99 | return(syscall(__NR_umount2, special_file, flags)); | ||
100 | #endif /* __NR_umount2 */ | ||
101 | } | ||
102 | |||
103 | #endif /* old glibc check */ | ||
104 | |||
105 | |||
106 | /* END CODE */ | ||
107 | /* | ||
108 | Local Variables: | ||
109 | c-file-style: "linux" | ||
110 | c-basic-offset: 4 | ||
111 | tab-width: 4 | ||
112 | End: | ||
113 | */ | ||