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shells: do not frocibly enable test, echo and kill _applets_,

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just build relevant source and use xxx_main functions.
build system: add a special case when we have exactly one applet enabled
(makes "true", "false", "basename" REALLY tiny).
getopt32: do not use stdio.

function                                             old     new   delta
getopt32                                            1385    1412     +27
make_device                                         1187    1200     +13
basename_main                                        120     127      +7
tcpudpsvd_main                                      1922    1926      +4
testcmd                                                5       -      -5
echocmd                                                5       -      -5
fuser_main                                          1243    1231     -12
------------------------------------------------------------------------------
(add/remove: 0/2 grow/shrink: 4/1 up/down: 51/-22)             Total: 29 bytes
This commit is contained in:
Denis Vlasenko
2008-04-01 14:47:57 +00:00
parent 165f5b394f
commit 468aea2d88
14 changed files with 84 additions and 91 deletions
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3
include/busybox.h
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@ -59,9 +59,6 @@ extern const uint8_t applet_install_loc[];
/* Length of these names has effect on size of libbusybox
* and "individual" binaries. Keep them short.
*/
void lbb_prepare(const char *applet
USE_FEATURE_INDIVIDUAL(, char **argv)
) MAIN_EXTERNALLY_VISIBLE;
#if ENABLE_BUILD_LIBBUSYBOX
#if ENABLE_FEATURE_SHARED_BUSYBOX
int lbb_main(char **argv) EXTERNALLY_VISIBLE;