Attachment 145426 Details for Bug 180970 – update comments in <sys/exec.h>

[patch] update comments in <sys/exec.h>

sys_exec_h_comments2.patch (text/plain), 1.24 KB, created by Jilles Tjoelker on 2014-08-06 20:26:28 UTC

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Creator: Jilles Tjoelker

Created: 2014-08-06 20:26:28 UTC

Size: 1.24 KB

patch

obsolete

>Index: sys/sys/exec.h
>===================================================================
>--- sys/sys/exec.h	(revision 269447)
>+++ sys/sys/exec.h	(working copy)
>@@ -40,11 +40,13 @@
> 
> /*
>  * The following structure is found at the top of the user stack of each
>- * user process. The ps program uses it to locate argv and environment
>- * strings. Programs that wish ps to display other information may modify
>- * it; normally ps_argvstr points to the argv vector, and ps_nargvstr
>+ * user process. The kernel uses it to locate environment and long argv
>+ * strings; normally ps_argvstr points to the argv vector, and ps_nargvstr
>  * is the same as the program's argc. The fields ps_envstr and ps_nenvstr
>- * are the equivalent for the environment.
>+ * are the equivalent for the environment. Short argv strings (less than
>+ * ps_arg_cache_limit) are read from p_args instead.
>+ *
>+ * To change ps output, use setproctitle(3).
>  */
> struct ps_strings {
> 	char	**ps_argvstr;	/* first of 0 or more argument strings */
>@@ -55,6 +57,7 @@
> 
> /*
>  * Address of ps_strings structure (in user space).
>+ * Prefer the kern.ps_strings or kern.proc.ps_strings sysctls to this constant.
>  */
> #define	PS_STRINGS	(USRSTACK - sizeof(struct ps_strings))
> #define SPARE_USRSPACE	4096

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Attachments on bug 180970: 144666 | 145049 | 145426 | 145522 | 145540