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-rw-r--r--doc/guix.texi9
1 files changed, 5 insertions, 4 deletions
diff --git a/doc/guix.texi b/doc/guix.texi
index 7fcfcb1454..1b77881eb6 100644
--- a/doc/guix.texi
+++ b/doc/guix.texi
@@ -4456,17 +4456,18 @@ that will be added to the environment directly.
@item --pure
Unset existing environment variables when building the new environment, except
-those specified with @option{--inherit} (see below.) This has the effect of
+those specified with @option{--preserve} (see below.) This has the effect of
creating an environment in which search paths only contain package inputs.
-@item --inherit=@var{regexp}
-When used alongside @option{--pure}, inherit all the environment variables
+@item --preserve=@var{regexp}
+@itemx -E @var{regexp}
+When used alongside @option{--pure}, preserve the environment variables
matching @var{regexp}---in other words, put them on a ``white list'' of
environment variables that must be preserved. This option can be repeated
several times.
@example
-guix environment --pure --inherit=^SLURM --ad-hoc openmpi @dots{} \
+guix environment --pure --preserve=^SLURM --ad-hoc openmpi @dots{} \
-- mpirun @dots{}
@end example