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author | Mihai Moldovan <ionic@ionic.de> | 2018-02-25 04:32:15 +0100 |
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committer | Mihai Moldovan <ionic@ionic.de> | 2018-02-25 04:32:15 +0100 |
commit | be1ae7087f6e8aa3cb7b38e1c0717198c218efe9 (patch) | |
tree | 7141ee6b1c2691225234b1d514d98b1fa9b4cae0 | |
parent | 7af47b583ba8b2ab78aeec6b67c862d5eef6e9f1 (diff) | |
download | nx-libs-be1ae7087f6e8aa3cb7b38e1c0717198c218efe9.tar.gz nx-libs-be1ae7087f6e8aa3cb7b38e1c0717198c218efe9.tar.bz2 nx-libs-be1ae7087f6e8aa3cb7b38e1c0717198c218efe9.zip |
m4/nx-macros.m4: add NX_TARGET_USE_ELF macro, setting TARGET_ELF automake conditional if target compiler is generating ELF binaries.
-rw-r--r-- | m4/nx-macros.m4 | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/m4/nx-macros.m4 b/m4/nx-macros.m4 index 1c0e1ea7a..81d6ea147 100644 --- a/m4/nx-macros.m4 +++ b/m4/nx-macros.m4 @@ -407,6 +407,23 @@ FreeBSD= test "$nxconf_cv_freebsd" = yes && FreeBSD=yes ]) # NX_BUILD_ON_FreeBSD +# Check to see if we're generating binaries in ELF format. + +AC_DEFUN([NX_TARGET_USE_ELF], +[AC_CACHE_CHECK([if target system is ELF-based], [nxconf_cv_targetelf], +[AC_COMPILE_IFELSE([AC_LANG_PROGRAM( +[[ +#ifndef __ELF__ +#error not an ELF-based system +error! +#endif +]], +[[ +]])], +[nxconf_cv_targetelf=yes], [nxconf_cv_targetelf=no])]) +AM_CONDITIONAL([TARGET_ELF], [test x"$nxconf_cv_targetelf" = "xyes"]) +]) # NX_TARGET_USE_ELF + AC_DEFUN([LIBJPEG_FALLBACK_CHECK],[ AC_MSG_CHECKING([for libjpeg shared libary file and headers]) AC_CHECK_LIB([jpeg], [jpeg_destroy_compress], |