emo/busybox
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

ash: speed up NOFORK code in ash by eliminating second find_applet().

Browse Source 
some code reduction along the way.

function                                             old     new   delta
run_list                                            1971    1981     +10
run_nofork_applet_prime                              181     182      +1
unsetcmd                                              97      96      -1
delete_cmd_entry                                      54      53      -1
describe_command                                     399     397      -2
cmdlookup                                            152     150      -2
evaltreenr                                           602     599      -3
evaltree                                             602     599      -3
clearcmdentry                                        101      98      -3
cdcmd                                                675     672      -3
hashcmd                                              305     301      -4
find_command                                         933     910     -23
evalcommand                                         1371    1229    -142
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/11 up/down: 11/-187)         Total: -176 bytes
This commit is contained in:
Denis Vlasenko
2008-04-13 02:25:53 +00:00
parent f78a656f7c
commit 7465dbcf2a
3 changed files with 34 additions and 23 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
shell/hush.c
View File

@ -1861,7 +1861,7 @@ static int run_pipe(struct pipe *pi)
//sp: if (child->sp)
argv_expanded = expand_strvec_to_strvec(argv + i);
debug_printf_exec(": run_nofork_applet '%s' '%s'...\n", argv_expanded[0], argv_expanded[1]);
rcode = run_nofork_applet_prime(&nofork_save, a, argv_expanded) & 0xff;
rcode = run_nofork_applet_prime(&nofork_save, a, argv_expanded);
free(argv_expanded);
restore_redirects(squirrel);
debug_printf_exec("run_pipe return %d\n", rcode);