# _AM_CONFIG_HEADER(HEADER[:SOURCES], COMMANDS, INIT-COMMANDS)# ------------------------------------------------------------# We used to try to get a real timestamp in stamp-h.  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What could be older than Ultrix?!! ;)]# Character class describing NM global symbol codes.symcode='[[BCDEGRST]]'# Regexp to match symbols that can be accessed directly from C.sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)'# Transform the above into a raw symbol and a C symbol.symxfrm='\1 \2\3 \3'# Transform an extracted symbol line into a proper C declarationlt_cv_global_symbol_to_cdecl="sed -n -e 's/^. .* \(.*\)$/extern char \1;/p'"# Transform an extracted symbol line into symbol name and symbol addresslt_cv_global_symbol_to_c_name_address="sed -n -e 's/^: \([[^ ]]*\) $/  {\\\"\1\\\", (lt_ptr) 0},/p' -e 's/^$symcode \([[^ ]]*\) \([[^ ]]*\)$/  {\"\2\", (lt_ptr) \&\2},/p'"# Define system-specific variables.case $host_os inaix*)  symcode='[[BCDT]]'  ;;cygwin* | mingw* | pw32*)  symcode='[[ABCDGISTW]]'  ;;hpux*) # Its linker distinguishes data from code symbols  lt_cv_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern char \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'"  lt_cv_global_symbol_to_c_name_address="sed -n -e 's/^: \([[^ ]]*\) $/  {\\\"\1\\\", (lt_ptr) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"\2\", (lt_ptr) \&\2},/p'"  ;;irix* | nonstopux*)  symcode='[[BCDEGRST]]'  ;;osf*)  symcode='[[BCDEGQRST]]'  ;;solaris* | sysv5*)  symcode='[[BDT]]'  ;;sysv4)  symcode='[[DFNSTU]]'  ;;esac# Handle CRLF in mingw tool chainopt_cr=case $host_os inmingw*)  opt_cr=`echo 'x\{0,1\}' | tr x '\015'` # option cr in regexp  ;;esac# If we're using GNU nm, then use its standard symbol codes.if $NM -V 2>&1 | egrep '(GNU|with BFD)' > /dev/null; then  symcode='[[ABCDGISTW]]'fi# Try without a prefix undercore, then with it.for ac_symprfx in "" "_"; do  # Write the raw and C identifiers.lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[ 	]]\($symcode$symcode*\)[[ 	]][[ 	]]*\($ac_symprfx\)$sympat$opt_cr$/$symxfrm/p'"  # Check to see that the pipe works correctly.  pipe_works=no  rm -f conftest*  cat > conftest.$ac_ext <<EOF#ifdef __cplusplusextern "C" {#endifchar nm_test_var;void nm_test_func(){}#ifdef __cplusplus}#endifint main(){nm_test_var='a';nm_test_func();return(0);}EOF  if AC_TRY_EVAL(ac_compile); then    # Now try to grab the symbols.    nlist=conftest.nm    if AC_TRY_EVAL(NM conftest.$ac_objext \| $lt_cv_sys_global_symbol_pipe \> $nlist) && test -s "$nlist"; then      # Try sorting and uniquifying the output.      if sort "$nlist" | uniq > "$nlist"T; then	mv -f "$nlist"T "$nlist"      else	rm -f "$nlist"T      fi      # Make sure that we snagged all the symbols we need.      if egrep ' nm_test_var$' "$nlist" >/dev/null; then	if egrep ' nm_test_func$' "$nlist" >/dev/null; then	  cat <<EOF > conftest.$ac_ext#ifdef __cplusplusextern "C" {#endifEOF	  # Now generate the symbol file.	  eval "$lt_cv_global_symbol_to_cdecl"' < "$nlist" >> conftest.$ac_ext'	  cat <<EOF >> conftest.$ac_ext#if defined (__STDC__) && __STDC__# define lt_ptr void *#else# define lt_ptr char *# define const#endif/* The mapping between symbol names and symbols. */const struct {  const char *name;  lt_ptr address;}lt_preloaded_symbols[[]] ={EOF	  sed "s/^$symcode$symcode* \(.*\) \(.*\)$/  {\"\2\", (lt_ptr) \&\2},/" < "$nlist" >> conftest.$ac_ext	  cat <<\EOF >> conftest.$ac_ext  {0, (lt_ptr) 0}};#ifdef __cplusplus}#endifEOF	  # Now try linking the two files.	  mv conftest.$ac_objext conftstm.$ac_objext	  save_LIBS="$LIBS"	  save_CFLAGS="$CFLAGS"	  LIBS="conftstm.$ac_objext"	  CFLAGS="$CFLAGS$no_builtin_flag"	  if AC_TRY_EVAL(ac_link) && test -s conftest$ac_exeext; then	    pipe_works=yes	  fi	  LIBS="$save_LIBS"	  CFLAGS="$save_CFLAGS"	else	  echo "cannot find nm_test_func in $nlist" >&AC_FD_CC	fi      else	echo "cannot find nm_test_var in $nlist" >&AC_FD_CC      fi    else      echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AC_FD_CC    fi  else    echo "$progname: failed program was:" >&AC_FD_CC    cat conftest.$ac_ext >&5  fi  rm -f conftest* conftst*  # Do not use the global_symbol_pipe unless it works.  if test "$pipe_works" = yes; then    break  else    lt_cv_sys_global_symbol_pipe=  fidone])global_symbol_pipe="$lt_cv_sys_global_symbol_pipe"if test -z "$lt_cv_sys_global_symbol_pipe"; then  global_symbol_to_cdecl=  global_symbol_to_c_name_address=else  global_symbol_to_cdecl="$lt_cv_global_symbol_to_cdecl"  global_symbol_to_c_name_address="$lt_cv_global_symbol_to_c_name_address"fiif test -z "$global_symbol_pipe$global_symbol_to_cdec$global_symbol_to_c_name_address";then  AC_MSG_RESULT(failed)else  AC_MSG_RESULT(ok)fi]) # AC_LIBTOOL_SYS_GLOBAL_SYMBOL_PIPE# _LT_AC_LIBTOOL_SYS_PATH_SEPARATOR# ---------------------------------AC_DEFUN([_LT_AC_LIBTOOL_SYS_PATH_SEPARATOR],[# Find the correct PATH separator.  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