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| author | Siri Hansen <[email protected]> | 2016-09-28 16:40:19 +0200 |
|---|---|---|
| committer | Siri Hansen <[email protected]> | 2016-09-28 16:57:59 +0200 |
| commit | 714570912d678c10f4aa4b6a6692d958e0fc7fe7 (patch) | |
| tree | de2d7c9bb558355224e58714d8ce82c49447c411 /lib/kernel/doc/src/code.xml | |
| parent | dabc6644991a6e732dc4404433215d1333a0ea07 (diff) | |
| download | otp-714570912d678c10f4aa4b6a6692d958e0fc7fe7.tar.gz otp-714570912d678c10f4aa4b6a6692d958e0fc7fe7.tar.bz2 otp-714570912d678c10f4aa4b6a6692d958e0fc7fe7.zip | |
Document the order of directories added with code:add_pathsa/1
code:add_pathsa/1 reverts the list of directories when adding it at
the beginning of the code path. The command line option '-pa' behaves
in the same way. This is now documented.
Diffstat (limited to 'lib/kernel/doc/src/code.xml')
| -rw-r--r-- | lib/kernel/doc/src/code.xml | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/lib/kernel/doc/src/code.xml b/lib/kernel/doc/src/code.xml index 4db377bcde..3143cdc825 100644 --- a/lib/kernel/doc/src/code.xml +++ b/lib/kernel/doc/src/code.xml @@ -382,9 +382,14 @@ zip:create("mnesia-4.4.7.ez", <name name="add_pathsa" arity="1"/> <fsummary>Add directories to the beginning of the code path.</fsummary> <desc> - <p>Adds the directories in <c><anno>Dirs</anno></c> to the beginning of - the code path. If a <c><anno>Dir</anno></c> exists, it is removed - from the old position in the code path.</p> + <p>Traverses <c><anno>Dirs</anno></c> and adds + each <c><anno>Dir</anno></c> to the beginning of the code + path. This means that the order of <c><anno>Dirs</anno></c> + is reversed in the resulting code path. For example, if you + add <c>[Dir1,Dir2]</c>, the resulting path will + be <c>[Dir2,Dir1|OldCodePath]</c>.</p> + <p>If a <c><anno>Dir</anno></c> already exists in the code + path, it is removed from the old position.</p> <p>Always returns <c>ok</c>, regardless of the validity of each individual <c><anno>Dir</anno></c>.</p> </desc> |