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List:       busybox
Subject:    Re: install behavior question
From:       Christopher Barry <christopher.barry () rackwareinc ! com>
Date:       2011-09-12 0:03:24
Message-ID: 1315785804.3700.78.camel () monolith ! infinux ! org
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On Sat, 2011-09-10 at 04:53 +0200, Denys Vlasenko wrote:
> On Tuesday 06 September 2011 20:23, Christopher Barry wrote:
> > The path listed in the "make install behavior" defaults to ./_install.
> > Does --install symlink creation use this as well, or does it always use
> > '/'?
> 
> 
>         if (ENABLE_FEATURE_INSTALLER && strcmp(argv[1], "--install") == 0) {
>                 int use_symbolic_links;
>                 const char *busybox;
> 
>                 busybox = xmalloc_readlink(bb_busybox_exec_path);
>                 if (!busybox) {
>                         /* bb_busybox_exec_path is usually "/proc/self/exe".
>                          * In chroot, readlink("/proc/self/exe") usually fails.
>                          * In such case, better use argv[0] as symlink target
>                          * if it is a full path name.
>                          */
>                         if (argv[0][0] != '/')
>                                 bb_error_msg_and_die("'%s' is not an absolute path", argv[0]);
>                         busybox = argv[0];
>                 }
>                 /* busybox --install [-s] [DIR]:
> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>                  * -s: make symlinks
>                  * DIR: directory to install links to
>                  */
>                 use_symbolic_links = (argv[2] && strcmp(argv[2], "-s") == 0 && argv++);
>                 install_links(busybox, use_symbolic_links, argv[2]);
>                 return 0;
>         }
> 
> 

--
Thanks!

-C

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