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author | Denys Vlasenko | 2021-07-02 14:33:13 +0200 |
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committer | Denys Vlasenko | 2021-07-02 14:33:13 +0200 |
commit | 966cafcc77d8cda5d1a95bc73080e9a9b9010a45 (patch) | |
tree | 1132e94897f9173c35e3a7c0b0c3344e03258c66 | |
parent | 1193c68fa718ff16c47aba23f8532bf1568f294e (diff) | |
download | busybox-966cafcc77d8cda5d1a95bc73080e9a9b9010a45.zip busybox-966cafcc77d8cda5d1a95bc73080e9a9b9010a45.tar.gz |
awk: use "static" tmpvars in main and exit
function old new delta
awk_exit 103 93 -10
awk_main 850 832 -18
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 0/2 up/down: 0/-28) Total: -28 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
-rw-r--r-- | editors/awk.c | 17 |
1 files changed, 5 insertions, 12 deletions
diff --git a/editors/awk.c b/editors/awk.c index f65449a..9f5a940 100644 --- a/editors/awk.c +++ b/editors/awk.c @@ -562,6 +562,8 @@ struct globals2 { var ptest__tmpvar; var awk_printf__tmpvar; var as_regex__tmpvar; + var exit__tmpvar; + var main__tmpvar; tsplitter exec_builtin__tspl; @@ -638,11 +640,6 @@ static void syntax_error(const char *message) bb_error_msg_and_die("%s:%i: %s", g_progname, g_lineno, message); } -static void zero_out_var(var *vp) -{ - memset(vp, 0, sizeof(*vp)); -} - /* ---- hash stuff ---- */ static unsigned hashidx(const char *name) @@ -3372,11 +3369,9 @@ static int awk_exit(int r) unsigned i; if (!exiting) { - var tv; exiting = TRUE; nextrec = FALSE; - zero_out_var(&tv); - evaluate(endseq.first, &tv); + evaluate(endseq.first, &G.exit__tmpvar); } /* waiting for children */ @@ -3404,7 +3399,6 @@ int awk_main(int argc UNUSED_PARAM, char **argv) llist_t *list_e = NULL; #endif int i; - var tv; INIT_G(); @@ -3514,8 +3508,7 @@ int awk_main(int argc UNUSED_PARAM, char **argv) newfile("/dev/stdout")->F = stdout; newfile("/dev/stderr")->F = stderr; - zero_out_var(&tv); - evaluate(beginseq.first, &tv); + evaluate(beginseq.first, &G.main__tmpvar); if (!mainseq.first && !endseq.first) awk_exit(EXIT_SUCCESS); @@ -3532,7 +3525,7 @@ int awk_main(int argc UNUSED_PARAM, char **argv) nextrec = FALSE; incvar(intvar[NR]); incvar(intvar[FNR]); - evaluate(mainseq.first, &tv); + evaluate(mainseq.first, &G.main__tmpvar); if (nextfile) break; |