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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 16:27:18 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 16:27:18 +0000 |
| commit | f7f20c3f5e0be02585741f5f54d198689ccd7866 (patch) | |
| tree | 190d5e080f6cbcc40560b0ceaccfd883cb3faa01 /source/rainerscript/functions/rs-getenv.rst | |
| parent | Initial commit. (diff) | |
| download | rsyslog-doc-f7f20c3f5e0be02585741f5f54d198689ccd7866.tar.xz rsyslog-doc-f7f20c3f5e0be02585741f5f54d198689ccd7866.zip | |
Adding upstream version 8.2402.0+dfsg.upstream/8.2402.0+dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'source/rainerscript/functions/rs-getenv.rst')
| -rw-r--r-- | source/rainerscript/functions/rs-getenv.rst | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/source/rainerscript/functions/rs-getenv.rst b/source/rainerscript/functions/rs-getenv.rst new file mode 100644 index 0000000..0035a8b --- /dev/null +++ b/source/rainerscript/functions/rs-getenv.rst @@ -0,0 +1,23 @@ +******** +getenv() +******** + +Purpose +======= + +getenv(str) + +Like the OS call, returns the value of the environment variable, +if it exists. Returns an empty string if it does not exist. + + +Examples +======== + +The following example can be used to build a dynamic filter based on +some environment variable: + +.. code-block:: none + + if $msg contains getenv('TRIGGERVAR') then /path/to/errfile + |