786834bce
Denis Vlasenko
2007-04-08
Subject
applets.h: de-obfuscate
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include/applets.h+35 -26
| @@ -15,41 +15,50 @@ | |
| #undef APPLET_ODDNAME | |
| #undef APPLET_NOUSAGE | |
| + | /* |
| + | name - applet name as it is typed on command line |
| + | name2 - applet name, converted to C (ether-wake: name2 = ether_wake) |
| + | main - <applet>_main part (e.g. for bzcat: main = bunzip2) |
| + | l - location ([/usr]/[s]bin) |
| + | s - suid type: |
| + | _BB_SUID_ALWAYS: will complain if busybox isn't suid |
| + | and is run by non-root (applet_main() will not be called at all) |
| + | _BB_SUID_NEVER: will drop suid prior to applet_main() |
| + | _BB_SUID_MAYBE: neither of the above |
| + | */ |
| + | |
| #if defined(PROTOTYPES) | |
| - | # define APPLET(a,b,c) extern int a##_main(int argc, char **argv); |
| - | # define APPLET_NOUSAGE(a,b,c,d) extern int b##_main(int argc, char **argv); |
| - | # define APPLET_ODDNAME(a,b,c,d,e) extern int b##_main(int argc, char **argv); |
| - | #elif defined(MAKE_USAGE) |
| - | # ifdef CONFIG_FEATURE_VERBOSE_USAGE |
| - | # define APPLET(a,b,c) a##_trivial_usage "\n\n" a##_full_usage "\0" |
| - | # define APPLET_NOUSAGE(a,b,c,d) "\b\0" |
| - | # define APPLET_ODDNAME(a,b,c,d,e) e##_trivial_usage "\n\n" e##_full_usage "\0" |
| - | # else |
| - | # define APPLET(a,b,c) a##_trivial_usage "\0" |
| - | # define APPLET_NOUSAGE(a,b,c,d) "\b\0" |
| - | # define APPLET_ODDNAME(a,b,c,d,e) e##_trivial_usage "\0" |
| - | # endif |
| + | # define APPLET(name,l,s) int name##_main(int argc, char **argv); |
| + | # define APPLET_NOUSAGE(name,main,l,s) int main##_main(int argc, char **argv); |
| + | # define APPLET_ODDNAME(name,main,l,s,name2) int main##_main(int argc, char **argv); |
| + | |
| + | #elif defined(MAKE_USAGE) && ENABLE_FEATURE_VERBOSE_USAGE |
| + | # define APPLET(name,l,s) name##_trivial_usage "\n\n" name##_full_usage "\0" |
| + | # define APPLET_NOUSAGE(name,main,l,s) "\b\0" |
| + | # define APPLET_ODDNAME(name,main,l,s,name2) name2##_trivial_usage "\n\n" name2##_full_usage "\0" |
| + | |
| + | #elif defined(MAKE_USAGE) && !ENABLE_FEATURE_VERBOSE_USAGE |
| + | # define APPLET(name,l,s) name##_trivial_usage "\0" |
| + | # define APPLET_NOUSAGE(name,main,l,s) "\b\0" |
| + | # define APPLET_ODDNAME(name,main,l,s,name2) name2##_trivial_usage "\0" |
| + | |
| #elif defined(MAKE_LINKS) | |
| - | # define APPLET(a,b,c) LINK b a |
| - | # define APPLET_NOUSAGE(a,b,c,d) LINK c a |
| - | # define APPLET_ODDNAME(a,b,c,d,e) LINK c a |
| + | # define APPLET(name,l,c) LINK l name |
| + | # define APPLET_NOUSAGE(name,main,l,s) LINK l name |
| + | # define APPLET_ODDNAME(name,main,l,s,name2) LINK l name |
| + | |
| #else | |
| - | const struct BB_applet applets[] = { |
| - | # define APPLET(a,b,c) {#a,a##_main,b,c}, |
| - | # define APPLET_NOUSAGE(a,b,c,d) {#a,b##_main,c,d}, |
| - | # define APPLET_ODDNAME(a,b,c,d,e) {#a,b##_main,c,d}, |
| + | const struct BB_applet applets[] = { /* name,main,location,need_suid */ |
| + | # define APPLET(name,l,s) {#name,name##_main,l,s}, |
| + | # define APPLET_NOUSAGE(name,main,l,s) {#name,main##_main,l,s}, |
| + | # define APPLET_ODDNAME(name,main,l,s,name2) {#name,main##_main,l,s}, |
| #endif | |
| - | #ifdef CONFIG_INSTALL_NO_USR |
| + | #if ENABLE_INSTALL_NO_USR |
| # define _BB_DIR_USR_BIN _BB_DIR_BIN | |
| # define _BB_DIR_USR_SBIN _BB_DIR_SBIN | |
| #endif | |
| - | // _BB_SUID_ALWAYS: will complain if busybox isn't suid |
| - | // and is run by non-root (applet_main() will not be called at all) |
| - | // _BB_SUID_NEVER: will drop suid prior to applet_main() |
| - | // _BB_SUID_MAYBE: neither of the above |
| - | |
| USE_TEST(APPLET_NOUSAGE([, test, _BB_DIR_USR_BIN, _BB_SUID_NEVER)) | |
| USE_TEST(APPLET_NOUSAGE([[, test, _BB_DIR_USR_BIN, _BB_SUID_NEVER)) | |
| USE_ADDGROUP(APPLET(addgroup, _BB_DIR_BIN, _BB_SUID_NEVER)) | |