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Diffstat (limited to 'docs/users_guide/ffi-chap.rst')
| -rw-r--r-- | docs/users_guide/ffi-chap.rst | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/docs/users_guide/ffi-chap.rst b/docs/users_guide/ffi-chap.rst index 684435cfcc..c40b623800 100644 --- a/docs/users_guide/ffi-chap.rst +++ b/docs/users_guide/ffi-chap.rst @@ -335,12 +335,12 @@ reliably re-initialise after this has happened; see :ref:`infelicities-ffi`. will try to link to the ``Main`` Haskell module. To use ``+RTS`` flags with ``hs_init()``, we have to modify the example -slightly. By default, GHC's RTS will only accept "safe" ``+RTS`` flags -(see :ref:`options-linker`), and the :ghc-flag:`-rtsopts` -link-time flag overrides this. However, :ghc-flag:`-rtsopts` has no effect when -:ghc-flag:`-no-hs-main` is in use (and the same goes for :ghc-flag:`-with-rtsopts`). To -set these options we have to call a GHC-specific API instead of -``hs_init()``: +slightly. By default, GHC's RTS will only accept "safe" ``+RTS`` flags (see +:ref:`options-linker`), and the :ghc-flag:`-rtsopts[=⟨none|some|all⟩]` +link-time flag overrides this. However, :ghc-flag:`-rtsopts[=⟨none|some|all⟩]` +has no effect when :ghc-flag:`-no-hs-main` is in use (and the same goes for +:ghc-flag:`-with-rtsopts=⟨opts⟩`). To set these options we have to call a +GHC-specific API instead of ``hs_init()``: .. code-block:: c @@ -548,7 +548,7 @@ single Haskell thread, and possibly also use a bound thread (see Note that foreign calls made by different Haskell threads may execute in *parallel*, even when the ``+RTS -N`` flag is not being used -(:ref:`parallel-options`). The :rts-flag:`-N` flag controls parallel +(:ref:`parallel-options`). The :rts-flag:`-N ⟨x⟩` flag controls parallel execution of Haskell threads, but there may be an arbitrary number of foreign calls in progress at any one time, regardless of the ``+RTS -N`` value. |