1. # meta-test-layer/recipes-example/example/example_0.1.bb:
  2. #
  3. # This file was derived from the 'Hello World!' example recipe in the
  4. # Yocto Project Development Manual.
  5. #
  7. SUMMARY = "Simple helloworld application"
  8. SECTION = "examples"
  9. LICENSE = "MIT"
  10. LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/MIT;md5=0835ade698e0bcf8506ecda2f7b4f302"
  12. #SRC_URI = ""
  14. inherit my-test
  16. S = "${WORKDIR}"
  18. do_compile() {
  19. ${CC} helloworld.c -o helloworld
  20. }
  22. do_install() {
  23. install -d ${D}${bindir}
  24. install -m 0755 helloworld ${D}${bindir}
  25. }
  26. #--------------------------------------------------
  28. # meta-test-layer/classes/my-test.bbclass:
  29. # The build works with the following anonymous function:
  31. #python () {
  32. # d.setVar("SRC_URI", "file://helloworld.c")
  33. #}
  35. # But does not work with these tasks, why not?
  37. python do_fix_src_uri () {
  38. d.setVar("SRC_URI", "file://helloworld.c")
  39. }
  41. python do_check_src_uri () {
  42. print d.getVar("SRC_URI")
  43. }
  44. addtask fix_src_uri before do_check_src_uri
  45. addtask check_src_uri after do_fix_src_uri before do_fetch
  46. # --------------------------------------------------------
  48. # build/tmp/work/i586-poky-linux/example/0.1-r0/temp/log.do_check_src_uri
  49. DEBUG: Executing python function do_check_src_uri
  51. DEBUG: Python function do_check_src_uri finished
  53. #----------------------------------------------------------
  54. #build/tmp/work/i586-poky-linux/example/0.1-r0/temp/log.task_order:
  56. do_fix_src_uri (3767): log.do_fix_src_uri.3767
  57. do_check_src_uri (3768): log.do_check_src_uri.3768
  58. do_fetch (3769): log.do_fetch.3769
  59. do_unpack (3770): log.do_unpack.3770
  60. do_patch (3771): log.do_patch.3771
  61. do_configure (3773): log.do_configure.3773
  62. do_populate_lic (3774): log.do_populate_lic.3774
  63. do_compile (3795): log.do_compile.3795