Changes between Version 17 and Version 18 of venice/bsp

Timestamp:

04/13/2022 08:20:29 PM (3 years ago)

Author:

Tim Harvey

Comment:

updated cross-compile example to use static and explain how to use shared

venice/bsp

@@ -226 +226 @@
 === Cross compile examples
 
-Examples of cross-compiling:
+Examples of cross-compiling using the buildroot toolchain
  * ANSI-C hello world:
 {{{#!bash
@@ -241 +241 @@
 EOF
 . ./setup-environment # setup environment for buildroot toolchain
-${CROSS_COMPILE}gcc helloworld.c -o helloworld
-}}}
+${CROSS_COMPILE}gcc helloworld.c --static -o helloworld
+}}}
+  - Note that if you want to use shared libraries you would either need to copy the toolchains libc (buildroot/output/target/lib/) to the target so that the interpreter and shared libs are present or you can use Ubuntu's cross-toolchain instead (see [wiki:/ubuntu#hello-world.c ubuntu/cross-compile]) 
  * C++ hello world:
 {{{#!bash
@@ -256 +257 @@
 EOF
 . ./setup-environment # setup environment for buildroot toolchain
-${CROSS_COMPILE}gcc helloworld.cpp -lstdc++ -o helloworld
-}}}
+${CROSS_COMPILE}gcc helloworld.cpp --static -lstdc++ -o helloworld
+}}}
+  - Note that if you want to use shared libraries you would either need to copy the toolchains libc (buildroot/output/target/lib/) to the target so that the interpreter and shared libs are present or you can use Ubuntu's cross-toolchain instead (see [wiki:/ubuntu#hello-world.c ubuntu/cross-compile]) 
  * kernel module:
 {{{#!bash