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Diffstat (limited to 'packages/cacao/files/libmath.patch')
| -rw-r--r-- | packages/cacao/files/libmath.patch | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/packages/cacao/files/libmath.patch b/packages/cacao/files/libmath.patch deleted file mode 100644 index f8a4e837e2..0000000000 --- a/packages/cacao/files/libmath.patch +++ /dev/null @@ -1,53 +0,0 @@ -Index: cacao-0.98/configure.ac -=================================================================== ---- cacao-0.98.orig/configure.ac 2007-07-21 12:11:47.000000000 +0200 -+++ cacao-0.98/configure.ac 2007-07-21 13:36:40.000000000 +0200 -@@ -234,6 +234,48 @@ - AC_EGREP_HEADER(u_int32_t, sys/types.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1, [Define to 1 if you have BSD u_int32_t])) - AC_EGREP_HEADER(u_int32_t, sys/config.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1, [Define to 1 if you have BSD u_int32_t])) - -+dnl The idea of this solutions comes from bochs-project configure.in -+dnl -+dnl Add the -lm library if math functions cannot be used without it. -+dnl This check is important on cygwin because of the bizarre way that they -+dnl have organized functions into libraries. On cygwin, both libc.a and -+dnl libm.a are symbolic links to a single lib libcygwin.a. This means that -+dnl 1) linking with -lm is not necessary, and -+dnl 2) linking with -lm is dangerous if the order of libraries is wrong -+dnl In particular, if you compile any program with -mno-cygwin and link with -+dnl -lm, it will crash instantly when it is run. This happens because the -+dnl linker incorrectly links the Cygwin libm.a (==libcygwin.a), which replaces -+dnl the ___main function instead of allowing it to be defined by -+dnl /usr/lib/mingw/libmingw32.a as it should be. -+dnl -+dnl On MacOS X, this test will find that -lm is unnecessary and leave it out. -+dnl -+dnl With uClibc and without libjvm cacao needs to be linked with -lm because of -+dnl the function scalbn -+dnl -+dnl Just check this math functions. If it is found without -+dnl -lm, then we must not need -lm. -+have_scalbn=0 -+AC_CHECK_FUNCS(scalbn, have_scalbn=1) -+AC_MSG_CHECKING(if math functions link without -lm) -+if test "$have_scalbn" = 1; then -+ AC_MSG_RESULT(yes) -+else -+ AC_MSG_RESULT(no) -+ LIBS="$LIBS -lm" -+ # use different functions to bypass configure caching -+ have_scalbl=0 -+ AC_CHECK_FUNCS(scalbl, have_scalbl=1) -+ AC_MSG_CHECKING(if math functions link with -lm) -+ if test "$have_scalbl" = 1; then -+ AC_MSG_RESULT(yes) -+ else -+ AC_MSG_RESULT(no) -+ # not sure we should warn the user, crash, etc. -+ # expect link failure -+ fi -+fi -+ - dnl Checks for typedefs, structures, and compiler characteristics. - AC_C_CONST - AC_C_INLINE |