hush: fix faloout from previous commit
[oweals/busybox.git] / include / busybox.h
1 /* vi: set sw=4 ts=4: */
2 /*
3  * Busybox main internal header file
4  *
5  * Licensed under the GPL v2 or later, see the file LICENSE in this tarball.
6  */
7 #ifndef BUSYBOX_H
8 #define BUSYBOX_H 1
9
10 #include "libbb.h"
11
12 PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
13
14 /* order matters: used as index into "install_dir[]" in appletlib.c */
15 typedef enum bb_install_loc_t {
16         _BB_DIR_ROOT = 0,
17         _BB_DIR_BIN,
18         _BB_DIR_SBIN,
19         _BB_DIR_USR_BIN,
20         _BB_DIR_USR_SBIN
21 } bb_install_loc_t;
22
23 typedef enum bb_suid_t {
24         _BB_SUID_DROP = 0,
25         _BB_SUID_MAYBE,
26         _BB_SUID_REQUIRE
27 } bb_suid_t;
28
29
30 /* Defined in appletlib.c (by including generated applet_tables.h) */
31 /* Keep in sync with applets/applet_tables.c! */
32 extern const char applet_names[];
33 extern int (*const applet_main[])(int argc, char **argv);
34 extern const uint16_t applet_nameofs[];
35 extern const uint8_t applet_install_loc[];
36
37 #if ENABLE_FEATURE_SUID || ENABLE_FEATURE_PREFER_APPLETS
38 # define APPLET_NAME(i) (applet_names + (applet_nameofs[i] & 0x0fff))
39 #else
40 # define APPLET_NAME(i) (applet_names + applet_nameofs[i])
41 #endif
42
43 #if ENABLE_FEATURE_PREFER_APPLETS
44 # define APPLET_IS_NOFORK(i) (applet_nameofs[i] & (1 << 12))
45 # define APPLET_IS_NOEXEC(i) (applet_nameofs[i] & (1 << 13))
46 #else
47 # define APPLET_IS_NOFORK(i) 0
48 # define APPLET_IS_NOEXEC(i) 0
49 #endif
50
51 #if ENABLE_FEATURE_SUID
52 # define APPLET_SUID(i) ((applet_nameofs[i] >> 14) & 0x3)
53 #endif
54
55 #if ENABLE_FEATURE_INSTALLER
56 #define APPLET_INSTALL_LOC(i) ({ \
57         unsigned v = (i); \
58         if (v & 1) v = applet_install_loc[v/2] >> 4; \
59         else v = applet_install_loc[v/2] & 0xf; \
60         v; })
61 #endif
62
63
64 /* Length of these names has effect on size of libbusybox
65  * and "individual" binaries. Keep them short.
66  */
67 #if ENABLE_BUILD_LIBBUSYBOX
68 #if ENABLE_FEATURE_SHARED_BUSYBOX
69 int lbb_main(char **argv) EXTERNALLY_VISIBLE;
70 #else
71 int lbb_main(char **argv);
72 #endif
73 #endif
74
75 POP_SAVED_FUNCTION_VISIBILITY
76
77 #endif