Annotation of embedaddon/libxml2/acinclude.m4, revision 1.1.1.1

1.1       misho       1: dnl Like AC_TRY_EVAL but also errors out if the compiler generates
                      2: dnl _any_ output. Some compilers might issue warnings which we want
                      3: dnl to catch.
                      4: AC_DEFUN([AC_TRY_EVAL2],
                      5: [{ (eval echo configure:__oline__: \"[$]$1\") 1>&AC_FD_CC; dnl
                      6: (eval [$]$1) 2>&AC_FD_CC; _out=`eval [$]$1 2>&1` && test "x$_out" = x; }])
                      7: 
                      8: dnl Like AC_TRY_COMPILE but calls AC_TRY_EVAL2 instead of AC_TRY_EVAL
                      9: AC_DEFUN([AC_TRY_COMPILE2],
                     10: [cat > conftest.$ac_ext <<EOF
                     11: [#]line __oline__ "configure"
                     12: #include "confdefs.h"
                     13: [$1]
                     14: int main(void) {
                     15: [$2]
                     16: ; return 0; }
                     17: EOF
                     18: if AC_TRY_EVAL2(ac_compile); then
                     19:   ifelse([$3], , :, [rm -rf conftest*
                     20:   $3])
                     21: else
                     22:   echo "configure: failed program was:" >&AC_FD_CC
                     23:   cat conftest.$ac_ext >&AC_FD_CC
                     24: ifelse([$4], , , [  rm -rf conftest*
                     25:   $4
                     26: ])dnl
                     27: fi
                     28: rm -f conftest*])

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