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Groups > gnu.bash.bug > #11796
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| From | dabe@dabe.com |
| Newsgroups | gnu.bash.bug |
| Subject | "su -m" (on Mac) preserves $HOME and $USER but not ~ |
| Date | Thu, 29 Oct 2015 13:02:10 -0400 (EDT) |
| Lines | 52 |
| Approved | bug-bash@gnu.org |
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Configuration Information [Automatically generated, do not change]: Machine: x86_64 OS: darwin13.4.0 Compiler: clang Compilation CFLAGS: -DPROGRAM='bash' -DCONF_HOSTTYPE='x86_64' -DCONF_OSTYPE='darwin13.4.0' -DCONF_MACHTYPE='x86_64-apple-darwin13.4.0' -DCONF_VENDOR='apple' -DLOCALEDIR='/usr/local/Cellar/bash/4.3.42/share/locale' -DPACKAGE='bash' -DSHELL -DHAVE_CONFIG_H -DMACOSX -I. -I. -I./include -I./lib -I./lib/intl -I/private/tmp/bash20150827-50056-g82kmq/bash-4.3/lib/intl -DSSH_SOURCE_BASHRC uname output: Darwin triton.parabon.com 13.4.0 Darwin Kernel Version 13.4.0: Wed Mar 18 16:20:14 PDT 2015; root:xnu-2422.115.14~1/RELEASE_X86_64 x86_64 Machine Type: x86_64-apple-darwin13.4.0 Bash Version: 4.3 Patch Level: 42 Release Status: release Description: I'm hoping this issue has been solved before, but I couldn't find any answers on the 'Net... When I "su -m", my $HOME environment variable is preserved okay (i.e., it remains my original home directory) but often[*] '~' is set to the target (root) user's home directory. * - It's infuriating that /occasionally/ it DOESN'T switch to /var/root! Repeat-By: Check out this copy-paste: Thu Oct 29 12:32:22 dabe@triton:~> su -m root -c "bash" Password: Thu Oct 29 12:32:26 root@triton:~# echo $HOME ... ~ /Users/dabe ... /Users/dabe Thu Oct 29 12:32:27 root@triton:~# echo $HOME ... ~ /Users/dabe ... /Users/dabe Thu Oct 29 12:32:28 root@triton:~# echo $HOME ... ~ /Users/dabe ... /Users/dabe Thu Oct 29 12:32:28 root@triton:~# echo $HOME ... ~ /Users/dabe ... /var/root Thu Oct 29 12:32:28 root@triton:~# echo $HOME ... ~ /Users/dabe ... /var/root Notice how my $HOME stays the same (good) but my ~ changes to /var/root -- and it changes AFTER I've been logged in for a little while! <scratching head> Except for my $TTY and $PPID (and the date in $PS1, as well as the $ITERM_SESSION_ID), 'set' shows all my environment / shell variables to be identical, before and after. It's worth pointing out that 'su -m root -c "bash -l"' works fine, near as I can tell...
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"su -m" (on Mac) preserves $HOME and $USER but not ~ dabe@dabe.com - 2015-10-29 13:02 -0400
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