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* Added a check for Darwin's dyld API, that we'll prefer over dlopen. 

git-svn-id: svn://svn.zoy.org/elk/trunk@124 55e467fa-43c5-0310-a8a2-de718669efc6
This commit is contained in:
sam 2003-09-07 20:23:47 +00:00
parent d96c52c6ad
commit 9b0193fa91
1 changed files with 17 additions and 3 deletions
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20
configure.ac
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@ -154,11 +154,25 @@ fi
# Which mechanism should be used to dynamically load object files? # Which mechanism should be used to dynamically load object files?
ac_cv_my_can_load_lib=no ac_cv_my_can_load_lib=no
AC_CHECK_HEADERS(dlfcn.h, ac_cv_my_can_load_lib=yes)
AC_CHECK_HEADERS(mach-o/dyld.h,
[AC_CHECK_FUNCS(NSLinkModule,
[AC_DEFINE(HAVE_DL_DYLD, 1, [Define if you have the Darwin dyld API])
ac_cv_my_can_load_lib=yes])])
AC_CHECK_HEADERS(a.out.h, ac_cv_my_can_load_lib=yes) AC_CHECK_HEADERS(a.out.h, ac_cv_my_can_load_lib=yes)
# Only test for dlopen() if the others didn't work
if test "${ac_cv_my_can_load_lib}" = "no"; then
AC_CHECK_HEADERS(dlfcn.h,
[AC_CHECK_LIB(dl, dlopen,
[AC_DEFINE(HAVE_DL_DLOPEN, 1, [Define if you have the dlopen API])
ELK_LIBS="${ELK_LIBS} -ldl"
ac_cv_my_can_load_lib=yes])])
fi
if test "${ac_cv_my_can_load_lib}" = "yes"; then if test "${ac_cv_my_can_load_lib}" = "yes"; then
AC_DEFINE(CAN_LOAD_LIB, 1, [FIXME HARD]) AC_DEFINE(CAN_LOAD_LIB, 1, [Define if dynamic loading is supported])
fi fi
# Systems with "aout_format=ecoff" may require a call to the cacheflush # Systems with "aout_format=ecoff" may require a call to the cacheflush
@ -422,7 +436,7 @@ AC_SUBST(MOTIF_LIBS)
dnl Export variables dnl Export variables
INCLUDES="${INCLUDES} -I\$(top_srcdir)/include" INCLUDES="${INCLUDES} -I\$(top_srcdir)/include"
ELK_LIBS="${ELK_LIBS} -lm -ldl" ELK_LIBS="${ELK_LIBS} -lm"
AC_SUBST(INCLUDES) AC_SUBST(INCLUDES)
AC_SUBST(ELK_LIBS) AC_SUBST(ELK_LIBS)