diff options
Diffstat (limited to 'docs/using-the-compiler.rst')
| -rw-r--r-- | docs/using-the-compiler.rst | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/docs/using-the-compiler.rst b/docs/using-the-compiler.rst index 1d7cb97b..b286e1a3 100644 --- a/docs/using-the-compiler.rst +++ b/docs/using-the-compiler.rst @@ -23,14 +23,15 @@ it is also possible to provide path redirects using ``prefix=path`` in the follo :: - solc github.com/ethereum/dapp-bin/=/usr/local/lib/dapp-bin/ =/usr/local/lib/fallback file.sol + solc github.com/ethereum/dapp-bin/=/usr/local/lib/dapp-bin/ file.sol This essentially instructs the compiler to search for anything starting with -``github.com/ethereum/dapp-bin/`` under ``/usr/local/lib/dapp-bin`` and if it does not -find the file there, it will look at ``/usr/local/lib/fallback`` (the empty prefix -always matches). ``solc`` will not read files from the filesystem that lie outside of +``github.com/ethereum/dapp-bin/`` under ``/usr/local/lib/dapp-bin``. +``solc`` will not read files from the filesystem that lie outside of the remapping targets and outside of the directories where explicitly specified source -files reside, so things like ``import "/etc/passwd";`` only work if you add ``=/`` as a remapping. +files reside, so things like ``import "/etc/passwd";`` only work if you add ``/=/`` as a remapping. + +An empty remapping prefix is not allowed. If there are multiple matches due to remappings, the one with the longest common prefix is selected. |