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trylink: explain how to modify link and drastically decrease amount
of padding (unfortunately, needs hand editing ATM).
*: add ALIGN1 / ALIGN2 to global strings and arrays of bytes and shorts
size saving: 0.5k
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function old new delta
get_S - 31 +31
bb_internal_getpwnam 38 44 +6
bb_internal_getgrnam 38 44 +6
bb_internal_getgrgid 38 44 +6
ptr_to_statics - 4 +4
static.resultbuf 88 - -88
static.buffer 1024 - -1024
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(add/remove: 2/2 grow/shrink: 3/0 up/down: 53/-1112) Total: -1059 bytes
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fall back to ordinary one
Reduced usage of functions returning datain static buffers.
(mostly passwd/group/shadow related):
function old new delta
correct_password 143 193 +50
sulogin_main 490 533 +43
adduser_main 732 774 +42
passwd_main 1875 1915 +40
addgroup_main 330 365 +35
bb_internal_getspnam 38 - -38
bb_internal_fgetpwent 38 - -38
bb_internal_fgetgrent 38 - -38
static.resultbuf 168 88 -80
static.buffer 1872 1104 -768
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(add/remove: 0/3 grow/shrink: 5/2 up/down: 210/-962) Total: -752 bytes
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uidgid_get.c: add forgotten copyright notice
pwd/grp/shadow: avoid collisions with libc names
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Got both to a decent stopping point. (There's a lot more cleanup to do on ls.c
but now is not the time...)
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that and callers wind up typecasting it back.
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with IMA.
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not in newlib, and also that all the _unlocked variants are kind of pointless
in this context.
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new stuff mjn3 wrote for uClibc
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