diff options
Diffstat (limited to 'docs/html-ndk/ndk/guides/application_mk.jd')
| -rw-r--r-- | docs/html-ndk/ndk/guides/application_mk.jd | 40 |
1 files changed, 9 insertions, 31 deletions
diff --git a/docs/html-ndk/ndk/guides/application_mk.jd b/docs/html-ndk/ndk/guides/application_mk.jd index d51cf64..fab611b 100644 --- a/docs/html-ndk/ndk/guides/application_mk.jd +++ b/docs/html-ndk/ndk/guides/application_mk.jd @@ -181,33 +181,9 @@ Android system images, see <a href="{@docRoot}ndk/guides/stable_apis.html">Andro <p>By default, the NDK build system provides C++ headers for the minimal C++ runtime library ({@code system/lib/libstdc++.so}) provided by the Android system. In addition, it comes with alternative C++ implementations that you can use or link to in your own applications. -Use {@code APP_STL} to select one of them. Table 2 shows the {@code APP_STL} values to specify -support for different libraries.</p> - -<p class="table-caption" id="table2"> - <strong>Table 2.</strong> {@code APP_STL} settings to support different libraries.</p> -<table> - <tr> - <th scope="col">Library</th> - <th scope="col">Value</th> - </tr> - <tr> - <td>Static STLport</td> - <td>{@code APP_STL := stlport_static}</td> - </tr> - <tr> - <td>Shared STLport</td> - <td>{@code APP_STL := stlport_shared}</td> - </tr> - <tr> - <td>Default C++ runtime</td> - <td>{@code APP_STL := system}</td> - </tr> -</table> - -<p>For more information on this subject, see <a href="{@docRoot}ndk/guides/cpp-support.html"> -C++ Library Support</a>.</p> - +Use {@code APP_STL} to select one of them. For information about the supported runtimes, and the +features they offer, see <a href="{@docRoot}ndk/guides/cpp-support.html#runtimes">NDK Runtimes and +Features</a>. <h4>APP_SHORT_COMMANDS</h4> <p>The equivalent of {@code LOCAL_SHORT_COMMANDS} in {@code Application.mk} for your whole project. @@ -222,10 +198,12 @@ To select a version of Clang, define this variable as {@code clang3.4}, {@code c <h4>APP_PIE</h4> <p>Starting from Android 4.1 (API level 16), Android's dynamic linker supports position-independent -executables (PIE). Use the {@code -fPIE} flag to build them. This flag makes it harder to exploit -memory corruption bugs by randomizing code location. By default, {@code ndk-build} automatically -sets this value to {@code true} if your project targets {@code android-16} or higher. You may set -it manually to either {@code true} or {@code false}.</p> +executables (PIE). From Android 5.0 (API level 21), executables require PIE. + +To use PIE to build your executables, set the {@code -fPIE} flag. This flag makes it harder to +exploit memory corruption bugs by randomizing code location. By default, {@code ndk-build} +automatically sets this value to {@code true} if your project targets {@code android-16} or higher. +You may set it manually to either {@code true} or {@code false}.</p> <p>This flag applies only to executables. It has no effect when building shared or static libraries.</p> |