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-rw-r--r--selinux/chcon.c50
1 files changed, 18 insertions, 32 deletions
diff --git a/selinux/chcon.c b/selinux/chcon.c
index ae87fb554..3ddb2dd46 100644
--- a/selinux/chcon.c
+++ b/selinux/chcon.c
@@ -13,11 +13,6 @@
13//config: depends on SELINUX 13//config: depends on SELINUX
14//config: help 14//config: help
15//config: Enable support to change the security context of file. 15//config: Enable support to change the security context of file.
16//config:
17//config:config FEATURE_CHCON_LONG_OPTIONS
18//config: bool "Enable long options"
19//config: default y
20//config: depends on CHCON && LONG_OPTS
21 16
22//applet:IF_CHCON(APPLET(chcon, BB_DIR_USR_BIN, BB_SUID_DROP)) 17//applet:IF_CHCON(APPLET(chcon, BB_DIR_USR_BIN, BB_SUID_DROP))
23 18
@@ -26,34 +21,24 @@
26//usage:#define chcon_trivial_usage 21//usage:#define chcon_trivial_usage
27//usage: "[OPTIONS] CONTEXT FILE..." 22//usage: "[OPTIONS] CONTEXT FILE..."
28//usage: "\n chcon [OPTIONS] [-u USER] [-r ROLE] [-l RANGE] [-t TYPE] FILE..." 23//usage: "\n chcon [OPTIONS] [-u USER] [-r ROLE] [-l RANGE] [-t TYPE] FILE..."
29//usage: IF_FEATURE_CHCON_LONG_OPTIONS( 24//usage: IF_LONG_OPTS(
30//usage: "\n chcon [OPTIONS] --reference=RFILE FILE..." 25//usage: "\n chcon [OPTIONS] --reference=RFILE FILE..."
31//usage: ) 26//usage: )
27//usage:
32//usage:#define chcon_full_usage "\n\n" 28//usage:#define chcon_full_usage "\n\n"
33//usage: "Change the security context of each FILE to CONTEXT\n" 29//usage: "Change the security context of each FILE to CONTEXT\n"
34//usage: IF_FEATURE_CHCON_LONG_OPTIONS(
35//usage: "\n -v,--verbose Verbose"
36//usage: "\n -c,--changes Report changes made"
37//usage: "\n -h,--no-dereference Affect symlinks instead of their targets"
38//usage: "\n -f,--silent,--quiet Suppress most error messages"
39//usage: "\n --reference RFILE Use RFILE's group instead of using a CONTEXT value"
40//usage: "\n -u,--user USER Set user/role/type/range in the target"
41//usage: "\n -r,--role ROLE security context"
42//usage: "\n -t,--type TYPE"
43//usage: "\n -l,--range RANGE"
44//usage: "\n -R,--recursive Recurse"
45//usage: )
46//usage: IF_NOT_FEATURE_CHCON_LONG_OPTIONS(
47//usage: "\n -v Verbose" 30//usage: "\n -v Verbose"
48//usage: "\n -c Report changes made" 31//usage: "\n -c Report changes made"
49//usage: "\n -h Affect symlinks instead of their targets" 32//usage: "\n -h Affect symlinks instead of their targets"
50//usage: "\n -f Suppress most error messages" 33//usage: "\n -f Suppress most error messages"
34//usage: IF_LONG_OPTS(
35//usage: "\n --reference RFILE Use RFILE's group instead of using a CONTEXT value"
36//usage: )
51//usage: "\n -u USER Set user/role/type/range in the target security context" 37//usage: "\n -u USER Set user/role/type/range in the target security context"
52//usage: "\n -r ROLE" 38//usage: "\n -r ROLE"
53//usage: "\n -t TYPE" 39//usage: "\n -t TYPE"
54//usage: "\n -l RNG" 40//usage: "\n -l RNG"
55//usage: "\n -R Recurse" 41//usage: "\n -R Recurse"
56//usage: )
57 42
58#include <selinux/context.h> 43#include <selinux/context.h>
59 44
@@ -68,7 +53,7 @@
68#define OPT_TYPE (1<<6) /* 't' */ 53#define OPT_TYPE (1<<6) /* 't' */
69#define OPT_RANGE (1<<7) /* 'l' */ 54#define OPT_RANGE (1<<7) /* 'l' */
70#define OPT_VERBOSE (1<<8) /* 'v' */ 55#define OPT_VERBOSE (1<<8) /* 'v' */
71#define OPT_REFERENCE ((1<<9) * ENABLE_FEATURE_CHCON_LONG_OPTIONS) 56#define OPT_REFERENCE ((1<<9) * ENABLE_LONG_OPTS)
72#define OPT_COMPONENT_SPECIFIED (OPT_USER | OPT_ROLE | OPT_TYPE | OPT_RANGE) 57#define OPT_COMPONENT_SPECIFIED (OPT_USER | OPT_ROLE | OPT_TYPE | OPT_RANGE)
73 58
74static char *user = NULL; 59static char *user = NULL;
@@ -157,7 +142,7 @@ skip:
157 return rc; 142 return rc;
158} 143}
159 144
160#if ENABLE_FEATURE_CHCON_LONG_OPTIONS 145#if ENABLE_LONG_OPTS
161static const char chcon_longopts[] ALIGN1 = 146static const char chcon_longopts[] ALIGN1 =
162 "recursive\0" No_argument "R" 147 "recursive\0" No_argument "R"
163 "changes\0" No_argument "c" 148 "changes\0" No_argument "c"
@@ -180,20 +165,21 @@ int chcon_main(int argc UNUSED_PARAM, char **argv)
180 char *fname; 165 char *fname;
181 int i, errors = 0; 166 int i, errors = 0;
182 167
183#if ENABLE_FEATURE_CHCON_LONG_OPTIONS 168 getopt32long(argv, "^"
184 applet_long_options = chcon_longopts; 169 "Rchfu:r:t:l:v"
185#endif 170 "\0"
186 opt_complementary = "-1" /* at least 1 param */ 171 "-1" /* at least 1 arg */
187 ":?" /* error if exclusivity constraints are violated */ 172 ":?" /* error if exclusivity constraints are violated */
188#if ENABLE_FEATURE_CHCON_LONG_OPTIONS 173#if ENABLE_LONG_OPTS
189 ":\xff--urtl:u--\xff:r--\xff:t--\xff:l--\xff" 174 ":\xff--urtl:u--\xff:r--\xff:t--\xff:l--\xff"
190#endif 175#endif
191 ":f--v:v--f"; /* 'verbose' and 'quiet' are exclusive */ 176 ":f--v:v--f" /* 'verbose' and 'quiet' are exclusive */
192 getopt32(argv, "Rchfu:r:t:l:v", 177 , chcon_longopts,
193 &user, &role, &type, &range, &reference_file); 178 &user, &role, &type, &range, &reference_file
179 );
194 argv += optind; 180 argv += optind;
195 181
196#if ENABLE_FEATURE_CHCON_LONG_OPTIONS 182#if ENABLE_LONG_OPTS
197 if (option_mask32 & OPT_REFERENCE) { 183 if (option_mask32 & OPT_REFERENCE) {
198 /* FIXME: lgetfilecon() should be used when '-h' is specified. 184 /* FIXME: lgetfilecon() should be used when '-h' is specified.
199 * But current implementation follows the original one. */ 185 * But current implementation follows the original one. */