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author | Martin Schlemmer <azarah@gentoo.org> | 2005-12-05 09:53:28 +0000 |
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committer | Martin Schlemmer <azarah@gentoo.org> | 2005-12-05 09:53:28 +0000 |
commit | eb334306e6f74d963ea0d7b18c0b33cef4210ed3 (patch) | |
tree | 275c1533720af19457b4a140f7800105474b9295 /configure.ac | |
parent | Quoting fixes (diff) | |
download | sandbox-eb334306e6f74d963ea0d7b18c0b33cef4210ed3.tar.gz sandbox-eb334306e6f74d963ea0d7b18c0b33cef4210ed3.tar.bz2 sandbox-eb334306e6f74d963ea0d7b18c0b33cef4210ed3.zip |
Add checks for bsd that have dlopen() in libc.
Signed-off-by: Martin Schlemmer <azarah@gentoo.org>
Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac index 70033fd..3b5978e 100644 --- a/configure.ac +++ b/configure.ac @@ -55,9 +55,26 @@ AC_CHECK_FUNCS([ \ strerror strndup strrchr strspn strstr \ ]) +dnl Some libc's like those on bsd have dlopen() in libc, and not libdl +AC_CHECK_LIB([dl], [dlopen], + [have_libdl="yes"], + [have_libdl="no"] +) +if test x"$have_libdl" = xyes ; then + LIBDL="-ldl" + AC_SUBST([LIBDL]) + DL_LIB="dl" +else + DL_LIB="c" + AC_CHECK_LIB([c], [dlopen], + [], + [AC_MSG_ERROR([Unable to determine library providing dlopen])] + ) +fi + dnl uClibc doesn't currently provide dlvsym() so lets dnl verify the toolchain supports it -AC_CHECK_LIB([dl], [dlvsym], +AC_CHECK_LIB([$DL_LIB], [dlvsym], [AC_DEFINE([HAVE_DLVSYM], [1], [libdl supports dlvsym])], [AC_DEFINE([HAVE_DLVSYM], [0], [libdl does not support dlvsym])] ) |