doc: fix code highlighting

Affected docs:
* basics.rst
* filesystem.rst
* eventloops.rst
* networking.rst
* processes.rst
* threads.rst
* utilities.rst

Fixes: https://github.com/libuv/libuv/issues/3033
PR-URL: https://github.com/libuv/libuv/pull/3082
Reviewed-By: Santiago Gimeno <santiago.gimeno@gmail.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/docs/src/guide/filesystem.rst b/docs/src/guide/filesystem.rst
index e89d4cd5..2d5f6cb9 100644
--- a/docs/src/guide/filesystem.rst
+++ b/docs/src/guide/filesystem.rst
@@ -54,6 +54,7 @@ a callback for when the file is opened:
 
 .. rubric:: uvcat/main.c - opening a file
 .. literalinclude:: ../../code/uvcat/main.c
+    :language: c
     :linenos:
     :lines: 41-53
     :emphasize-lines: 4, 6-7
@@ -63,6 +64,7 @@ The ``result`` field of a ``uv_fs_t`` is the file descriptor in case of the
 
 .. rubric:: uvcat/main.c - read callback
 .. literalinclude:: ../../code/uvcat/main.c
+    :language: c
     :linenos:
     :lines: 26-40
     :emphasize-lines: 2,8,12
@@ -87,6 +89,7 @@ callbacks.
 
 .. rubric:: uvcat/main.c - write callback
 .. literalinclude:: ../../code/uvcat/main.c
+    :language: c
     :linenos:
     :lines: 16-24
     :emphasize-lines: 6
@@ -100,6 +103,7 @@ We set the dominos rolling in ``main()``:
 
 .. rubric:: uvcat/main.c
 .. literalinclude:: ../../code/uvcat/main.c
+    :language: c
     :linenos:
     :lines: 55-
     :emphasize-lines: 2
@@ -203,6 +207,7 @@ opened as bidirectional by default.
 
 .. rubric:: uvtee/main.c - read on pipes
 .. literalinclude:: ../../code/uvtee/main.c
+    :language: c
     :linenos:
     :lines: 61-80
     :emphasize-lines: 4,5,15
@@ -218,6 +223,7 @@ these buffers.
 
 .. rubric:: uvtee/main.c - reading buffers
 .. literalinclude:: ../../code/uvtee/main.c
+    :language: c
     :linenos:
     :lines: 19-22,44-60
 
@@ -242,6 +248,7 @@ point there is nothing to be read. Most applications will just ignore this.
 
 .. rubric:: uvtee/main.c - Write to pipe
 .. literalinclude:: ../../code/uvtee/main.c
+    :language: c
     :linenos:
     :lines: 9-13,23-42
 
@@ -282,6 +289,7 @@ The file change notification is started using ``uv_fs_event_init()``:
 
 .. rubric:: onchange/main.c - The setup
 .. literalinclude:: ../../code/onchange/main.c
+    :language: c
     :linenos:
     :lines: 26-
     :emphasize-lines: 15
@@ -320,6 +328,7 @@ In our example we simply print the arguments and run the command using
 
 .. rubric:: onchange/main.c - file change notification callback
 .. literalinclude:: ../../code/onchange/main.c
+    :language: c
     :linenos:
     :lines: 9-24