*: stop using atexit in non-debug build: saves ~260 in bss with musl
"builtin" below is atexit's 32-element global array of functions to call. function old new delta top_main 879 889 +10 launch_helper 185 193 +8 powertop_main 1555 1559 +4 sed_main 651 650 -1 slot 4 - -4 call 4 - -4 atexit 23 - -23 kill_helper 31 - -31 __funcs_on_exit 120 - -120 __cxa_atexit 168 - -168 builtin 260 - -260 ------------------------------------------------------------------------------ (add/remove: 0/8 grow/shrink: 3/1 up/down: 22/-611) Total: -589 bytes text data bss dec hex filename 912364 563 6132 919059 e0613 busybox_old 912035 563 5844 918442 e03aa busybox_unstripped Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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@@ -1146,6 +1146,7 @@ int top_main(int argc UNUSED_PARAM, char **argv)
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else {
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/* Turn on unbuffered input; turn off echoing, ^C ^Z etc */
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set_termios_to_raw(STDIN_FILENO, &initial_settings, TERMIOS_CLEAR_ISIG);
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die_func = reset_term;
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}
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bb_signals(BB_FATAL_SIGS, sig_catcher);
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