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| author | Eric Blake <ebb9@byu.net> | 2009-10-26 09:26:00 -0600 |
|---|---|---|
| committer | Eric Blake <ebb9@byu.net> | 2009-10-26 21:30:32 -0600 |
| commit | 0f3f6bf6bf38f1ed9c85fe98d6ac7645bf10a6c3 (patch) | |
| tree | 9e6b57d8ff87fad835d37dc684ed904d3f0aa7cb /doc/coreutils.texi | |
| parent | 243f1b1c71136171a4da635a84f8e32ba3eb3c94 (diff) | |
| download | coreutils-0f3f6bf6bf38f1ed9c85fe98d6ac7645bf10a6c3.tar.xz | |
doc: document PATH interactions with env
* doc/coreutils.texi (env invocation): Mention that PATH is
modified prior to exec.
* tests/misc/env: Test this.
Diffstat (limited to 'doc/coreutils.texi')
| -rw-r--r-- | doc/coreutils.texi | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/doc/coreutils.texi b/doc/coreutils.texi index c54ffb88f..8a79ba7fb 100644 --- a/doc/coreutils.texi +++ b/doc/coreutils.texi @@ -14408,6 +14408,11 @@ remaining arguments are passed as arguments to that program. The program should not be a special built-in utility (@pxref{Special built-in utilities}). +Modifications to @env{PATH} take effect prior to searching for +@var{command}. Use caution when reducing @env{PATH}; behavior is +not portable when @env{PATH} is undefined or omits key directories +such as @file{/bin}. + @cindex environment, printing If no command name is specified following the environment |