210-build_always_use_internal_lz4.patch 1.3 KB

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  1. --- a/configure.ac
  2. +++ b/configure.ac
  3. @@ -1076,37 +1076,14 @@ dnl
  4. AC_ARG_VAR([LZ4_CFLAGS], [C compiler flags for lz4])
  5. AC_ARG_VAR([LZ4_LIBS], [linker flags for lz4])
  6. if test "$enable_lz4" = "yes" && test "$enable_comp_stub" = "no"; then
  7. - AC_CHECKING([for LZ4 Library and Header files])
  8. - havelz4lib=1
  9. - # if LZ4_LIBS is set, we assume it will work, otherwise test
  10. - if test -z "${LZ4_LIBS}"; then
  11. - AC_CHECK_LIB(lz4, LZ4_compress,
  12. - [ LZ4_LIBS="-llz4" ],
  13. - [
  14. - AC_MSG_RESULT([LZ4 library not found.])
  15. - havelz4lib=0
  16. - ])
  17. - fi
  18. + AC_MSG_RESULT([Using LZ4 library in src/compat/compat-lz4.*])
  19. + AC_DEFINE([NEED_COMPAT_LZ4], [1], [use copy of LZ4 source in compat/])
  20. + LZ4_LIBS=""
  21. - saved_CFLAGS="${CFLAGS}"
  22. - CFLAGS="${CFLAGS} ${LZ4_CFLAGS}"
  23. - AC_CHECK_HEADERS(lz4.h,
  24. - ,
  25. - [
  26. - AC_MSG_RESULT([LZ4 headers not found.])
  27. - havelz4lib=0
  28. - ])
  29. -
  30. - if test $havelz4lib = 0 ; then
  31. - AC_MSG_RESULT([LZ4 library or header not found, using version in src/compat/compat-lz4.*])
  32. - AC_DEFINE([NEED_COMPAT_LZ4], [1], [use copy of LZ4 source in compat/])
  33. - LZ4_LIBS=""
  34. - fi
  35. OPTIONAL_LZ4_CFLAGS="${LZ4_CFLAGS}"
  36. OPTIONAL_LZ4_LIBS="${LZ4_LIBS}"
  37. AC_DEFINE(ENABLE_LZ4, 1, [Enable LZ4 compression library])
  38. - CFLAGS="${saved_CFLAGS}"
  39. fi