function pointers in modules must have global scope

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1960 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 6 insertions, 1 deletions

diff --git a/nuttx/examples/nxflat/tests/task/task.c b/nuttx/examples/nxflat/tests/task/task.c
index 039dff953..6083d68bd 100644
--- a/nuttx/examples/nxflat/tests/task/task.c
+++ b/nuttx/examples/nxflat/tests/task/task.c
@@ -58,7 +58,12 @@ static sem_t g_sem;
  * Privite Functions
  ****************************************************************************/
 
-int child_task(int argc, char **argv)
+/* NOTE: it is necessary for functions that are referred to by function pointers
+ *  pointer to be declared with global scope (at least for ARM).  Otherwise,
+ * a relocation type that is not supported by NXFLAT is generated by GCC.
+ */
+
+ int child_task(int argc, char **argv)
 {
   printf("Child: execv was successful!\n");
   printf("Child: argc=%d\n", argc);