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| author | Denys Vlasenko | 2017-08-07 18:45:33 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2017-08-07 18:45:33 +0200 |
| commit | f2cf1cc716216308a8a6d07e3afab23be07a6b02 (patch) | |
| tree | 81c2a8231d59e39ab1f3cecf219616f0104fea80 /shell/hush.c | |
| parent | 248a67fb75a0d2c98f4f9935b7bb9e11382b2c78 (diff) | |
| download | busybox-f2cf1cc716216308a8a6d07e3afab23be07a6b02.zip busybox-f2cf1cc716216308a8a6d07e3afab23be07a6b02.tar.gz | |
noexec: set comm field for noexecs
function old new delta
set_task_comm - 18 +18
tryexec 152 159 +7
pseudo_exec_argv 321 328 +7
main 106 97 -9
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(add/remove: 1/0 grow/shrink: 3/2 up/down: 34/-13) Total: 23 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'shell/hush.c')
| -rw-r--r-- | shell/hush.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/shell/hush.c b/shell/hush.c index b4fe714..021c1f0 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -7387,8 +7387,11 @@ static NOINLINE void pseudo_exec_argv(nommu_save_t *nommu_save, /* Without this, "rm -i FILE" can't be ^C'ed: */ switch_off_special_sigs(G.special_sig_mask); debug_printf_exec("running applet '%s'\n", argv[0]); -//TODO: prctl(PR_SET_NAME, (long)argv[0], 0, 0, 0);? [think pidof, pgrep, pkill] +//TODO: think pidof, pgrep, pkill! +//set_task_comm() makes our pidof find NOEXECs (e.g. "yes >/dev/null"), +//but one from procps-ng-3.3.10 needs more! //Rewrite /proc/PID/cmdline? (need to save argv0 and length at init for this to work!) + set_task_comm(argv[0]); run_applet_no_and_exit(a, argv[0], argv); } # endif |