diff options
Diffstat (limited to 'libctf/configure.ac')
| -rw-r--r-- | libctf/configure.ac | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/libctf/configure.ac b/libctf/configure.ac index 2d0cf86..2df1093 100644 --- a/libctf/configure.ac +++ b/libctf/configure.ac @@ -55,6 +55,37 @@ AM_MAINTAINER_MODE ACX_PROG_CC_WARNING_OPTS([-Wall], [ac_libctf_warn_cflags]) AC_FUNC_MMAP +AC_SEARCH_LIBS(dlopen, dl) + +# Similar to GDB_AC_CHECK_BFD. +OLD_CFLAGS=$CFLAGS +OLD_LDFLAGS=$LDFLAGS +OLD_LIBS=$LIBS +# Put the old CFLAGS/LDFLAGS last, in case the user's (C|LD)FLAGS +# points somewhere with bfd, with -I/foo/lib and -L/foo/lib. We +# always want our bfd. +CFLAGS="-I${srcdir}/../include -I../bfd -I${srcdir}/../bfd $CFLAGS" +ZLIBDIR=`echo $zlibdir | sed 's,\$(top_builddir)/,,g'` +LDFLAGS="-L../bfd -L../libiberty $ZLIBDIR $LDFLAGS" +intl=`echo $LIBINTL | sed 's,${top_builddir}/,,g'` +LIBS="-lbfd -liberty -lz $intl $LIBS" +AC_CACHE_CHECK([for ELF support in BFD], ac_cv_libctf_bfd_elf, +[AC_TRY_LINK([#include <stdlib.h> + #include "bfd.h" + #include "elf-bfd.h"], + [(void) bfd_section_from_elf_index (NULL, 0); + return 0;], + [ac_cv_libctf_bfd_elf=yes], + [ac_cv_libctf_bfd_elf=no])]) +CFLAGS=$OLD_CFLAGS +LDFLAGS=$OLD_LDFLAGS +LIBS=$OLD_LIBS + +if test $ac_cv_libctf_bfd_elf = yes; then + AC_DEFINE([HAVE_BFD_ELF], 1, + [Whether libbfd was configured for an ELF target.]) +fi + AC_CHECK_HEADERS(byteswap.h) AC_CHECK_FUNCS(pread) |