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However `strip' might not be the right # tool to use in cross-compilation environments, therefore Automake # will honor the `STRIP' environment variable to overrule this program. if test "$cross_compiling" != no; then if test -n "$ac_tool_prefix"; then # Extract the first word of "${ac_tool_prefix}strip", so it can be a program name with args. set dummy ${ac_tool_prefix}strip; ac_word=$2 echo "$as_me:$LINENO: checking for $ac_word" >&5 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 if test "${ac_cv_prog_STRIP+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else if test -n "$STRIP"; then ac_cv_prog_STRIP="$STRIP" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS test -z "$as_dir" && as_dir=. for ac_exec_ext in '' $ac_executable_extensions; do if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; }; then ac_cv_prog_STRIP="${ac_tool_prefix}strip" echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5 break 2 fi done done fi fi STRIP=$ac_cv_prog_STRIP if test -n "$STRIP"; then echo "$as_me:$LINENO: result: $STRIP" >&5 echo "${ECHO_T}$STRIP" >&6 else echo "$as_me:$LINENO: result: no" >&5 echo "${ECHO_T}no" >&6 fi fi if test -z "$ac_cv_prog_STRIP"; then ac_ct_STRIP=$STRIP # Extract the first word of "strip", so it can be a program name with args. set dummy strip; ac_word=$2 echo "$as_me:$LINENO: checking for $ac_word" >&5 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 if test "${ac_cv_prog_ac_ct_STRIP+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else if test -n "$ac_ct_STRIP"; then ac_cv_prog_ac_ct_STRIP="$ac_ct_STRIP" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS test -z "$as_dir" && as_dir=. for ac_exec_ext in '' $ac_executable_extensions; do if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; }; then ac_cv_prog_ac_ct_STRIP="strip" echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5 break 2 fi done done fi fi ac_ct_STRIP=$ac_cv_prog_ac_ct_STRIP if test -n "$ac_ct_STRIP"; then echo "$as_me:$LINENO: result: $ac_ct_STRIP" >&5 echo "${ECHO_T}$ac_ct_STRIP" >&6 else echo "$as_me:$LINENO: result: no" >&5 echo "${ECHO_T}no" >&6 fi if test "x$ac_ct_STRIP" = x; then STRIP=":" else if test "$build" != "$host"; then { echo "$as_me:$LINENO: WARNING: In the future, Autoconf will not detect cross-tools whose name does not start with the host triplet. If you think this configuration is useful to you, please write to autoconf@gnu.org." >&5 echo "$as_me: WARNING: In the future, Autoconf will not detect cross-tools whose name does not start with the host triplet. If you think this configuration is useful to you, please write to autoconf@gnu.org." >&2;} fi STRIP=$ac_ct_STRIP fi else STRIP="$ac_cv_prog_STRIP" fi fi INSTALL_STRIP_PROGRAM="\${SHELL} \$(install_sh) -c -s" # We need awk for the "check" target. The system "awk" is bad on # some platforms. # Always define AMTAR for backward compatibility. AMTAR=${AMTAR-"${am_missing_run}tar"} am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -' # We use `/bin/sh -n script' to check that there are no syntax errors # in the scripts. Although incredible, there are /bin/sh that go into # endless loops with `-n', e.g., SunOS's: # # $ uname -a # SunOS ondine 4.1.3 2 sun4m unknown # $ cat endless.sh # while false # do # : # done # exit 0 # $ time sh endless.sh # sh endless.sh 0,02s user 0,03s system 78% cpu 0,064 total # $ time sh -nx endless.sh # ^Csh -nx endless.sh 3,67s user 0,03s system 63% cpu 5,868 total # # So before using `/bin/sh -n' to check our scripts, we first check # that `/bin/sh -n' is not broken to death. # A script that never returns. We don't care that it never returns, # broken /bin/sh loop equally with `false', but it makes it easier to # test the robustness in a good environment: just remove the `-n'. echo "$as_me:$LINENO: checking whether sh -n works" >&5 echo $ECHO_N "checking whether sh -n works... $ECHO_C" >&6 if test "${ac_cv_sh_n_works+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else cat > conftest.sh <<_CONFEOF_ while : do : done _CONFEOF_ (/bin/sh -n conftest.sh) & sleep 2 if kill $! >/dev/null 2>&1; then # We managed to kill the child, which means that we probably # can't trust `/bin/sh -n', hence the test failed. ac_cv_sh_n_works=no else ac_cv_sh_n_works=yes fi rm conftest.sh fi echo "$as_me:$LINENO: result: $ac_cv_sh_n_works" >&5 echo "${ECHO_T}$ac_cv_sh_n_works" >&6 # Initialize the test suite. ac_config_commands="$ac_config_commands tests/atconfig" ac_config_files="$ac_config_files tests/Makefile tests/atlocal" # Extract the first word of "expr", so it can be a program name with args. set dummy expr; ac_word=$2 echo "$as_me:$LINENO: checking for $ac_word" >&5 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 if test "${ac_cv_path_EXPR+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else case $EXPR in [\\/]* | ?:[\\/]*) ac_cv_path_EXPR="$EXPR" # Let the user override the test with a path. ;; *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS test -z "$as_dir" && as_dir=. for ac_exec_ext in '' $ac_executable_extensions; do if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; }; then ac_cv_path_EXPR="$as_dir/$ac_word$ac_exec_ext" echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5 break 2 fi done done ;; esac fi EXPR=$ac_cv_path_EXPR if test -n "$EXPR"; then echo "$as_me:$LINENO: result: $EXPR" >&5 echo "${ECHO_T}$EXPR" >&6 else echo "$as_me:$LINENO: result: no" >&5 echo "${ECHO_T}no" >&6 fi ## ---- ## ## M4. ## ## ---- ## # We use an absolute name for GNU m4 so even if users have another m4 first in # their path, the installer can configure with a path that has GNU m4 # first and get that path embedded in the installed autoconf and # autoheader scripts. for ac_prog in gm4 gnum4 m4 do # Extract the first word of "$ac_prog", so it can be a program name with args. set dummy $ac_prog; ac_word=$2 echo "$as_me:$LINENO: checking for $ac_word" >&5 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 if test "${ac_cv_path_M4+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else case $M4 in [\\/]* | ?:[\\/]*) ac_cv_path_M4="$M4" # Let the user override the test with a path. ;; *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS test -z "$as_dir" && as_dir=. for ac_exec_ext in '' $ac_executable_extensions; do if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; }; then ac_cv_path_M4="$as_dir/$ac_word$ac_exec_ext" echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5 break 2 fi done done ;; esac fi M4=$ac_cv_path_M4 if test -n "$M4"; then echo "$as_me:$LINENO: result: $M4" >&5 echo "${ECHO_T}$M4" >&6 else echo "$as_me:$LINENO: result: no" >&5 echo "${ECHO_T}no" >&6 fi test -n "$M4" && break done test -n "$M4" || M4="m4" echo "$as_me:$LINENO: checking whether m4 supports frozen files" >&5 echo $ECHO_N "checking whether m4 supports frozen files... $ECHO_C" >&6 if test "${ac_cv_prog_gnu_m4+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else ac_cv_prog_gnu_m4=no if test x"$M4" != x; then case `$M4 --help < /dev/null 2>&1` in *reload-state*) ac_cv_prog_gnu_m4=yes ;; esac fi fi echo "$as_me:$LINENO: result: $ac_cv_prog_gnu_m4" >&5 echo "${ECHO_T}$ac_cv_prog_gnu_m4" >&6 if test x"$ac_cv_prog_gnu_m4" != xyes; then { { echo "$as_me:$LINENO: error: GNU M4 1.4 is required" >&5 echo "$as_me: error: GNU M4 1.4 is required" >&2;} { (exit 1); exit 1; }; } fi ## ----------- ## ## Man pages. ## ## ----------- ## ac_config_files="$ac_config_files man/Makefile" HELP2MAN=${HELP2MAN-"${am_missing_run}help2man"} ## ------ ## ## Perl. ## ## ------ ## # We use an absolute name for perl so the #! line in autoscan will work. # Extract the first word of "perl", so it can be a program name with args. set dummy perl; ac_word=$2 echo "$as_me:$LINENO: checking for $ac_word" >&5 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 if test "${ac_cv_path_PERL+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else case $PERL in [\\/]* | ?:[\\/]*) ac_cv_path_PERL="$PERL" # Let the user override the test with a path. ;; *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS test -z "$as_dir" && as_dir=. for ac_exec_ext in '' $ac_executable_extensions; do if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; }; then ac_cv_path_PERL="$as_dir/$ac_word$ac_exec_ext" echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5 break 2 fi done done test -z "$ac_cv_path_PERL" && ac_cv_path_PERL="no" ;; esac fi PERL=$ac_cv_path_PERL if test -n "$PERL"; then echo "$as_me:$LINENO: result: $PERL" >&5 echo "${ECHO_T}$PERL" >&6 else echo "$as_me:$LINENO: result: no" >&5 echo "${ECHO_T}no" >&6 fi if test "$PERL" = no; then { { echo "$as_me:$LINENO: error: perl is not found" >&5 echo "$as_me: error: perl is not found" >&2;} { (exit 1); exit 1; }; } fi $PERL -e 'require 5.005_03;' || { { { echo "$as_me:$LINENO: error: Perl 5.005_03 or better is required" >&5 echo "$as_me: error: Perl 5.005_03 or better is required" >&2;} { (exit 1); exit 1; }; } } ## ------- ## ## Emacs. ## ## ------- ## ac_config_files="$ac_config_files lib/emacs/Makefile" TEST_EMACS=$EMACS test x"$TEST_EMACS" = xt && TEST_EMACS= for ac_prog in emacs xemacs do # Extract the first word of "$ac_prog", so it can be a program name with args. set dummy $ac_prog; ac_word=$2 echo "$as_me:$LINENO: checking for $ac_word" >&5 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 if test "${ac_cv_prog_TEST_EMACS+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else if test -n "$TEST_EMACS"; then ac_cv_prog_TEST_EMACS="$TEST_EMACS" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS test -z "$as_dir" && as_dir=. for ac_exec_ext in '' $ac_executable_extensions; do if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; }; then ac_cv_prog_TEST_EMACS="$ac_prog" echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5 break 2 fi done done fi fi TEST_EMACS=$ac_cv_prog_TEST_EMACS if test -n "$TEST_EMACS"; then echo "$as_me:$LINENO: result: $TEST_EMACS" >&5 echo "${ECHO_T}$TEST_EMACS" >&6 else echo "$as_me:$LINENO: result: no" >&5 echo "${ECHO_T}no" >&6 fi test -n "$TEST_EMACS" && break done test -n "$TEST_EMACS" || TEST_EMACS="no" # autoconf-mode.el and autotest-mode.el do not work with older version of # Emacs (i.e. 18.x.x). During byte-compilation, Emacs complains: # "Variable (broken nil) seen on pass 2 of byte compiler but not pass 1" # We detect this problem here. if test "$TEST_EMACS" != no; then echo "$as_me:$LINENO: checking whether $TEST_EMACS is sufficiently recent" >&5 echo $ECHO_N "checking whether $TEST_EMACS is sufficiently recent... $ECHO_C" >&6 if test "${ac_cv_prog_emacs_ok+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else # Note: The quoted "EOF" is intentional. It protects the ` in the text. cat >conftest.el << "EOF" (defvar broken) (defun broken-mode () (setq broken-defaults `(broken nil))) EOF if { (echo "$as_me:$LINENO: \$TEST_EMACS -batch -q -f batch-byte-compile conftest.el 1>&2") >&5 ($TEST_EMACS -batch -q -f batch-byte-compile conftest.el 1>&2) 2>&5 ac_status=$? echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); }; then ac_cv_prog_emacs_ok=yes else ac_cv_prog_emacs_ok=no fi rm -f conftest.el conftest.elc fi echo "$as_me:$LINENO: result: $ac_cv_prog_emacs_ok" >&5 echo "${ECHO_T}$ac_cv_prog_emacs_ok" >&6 if test $ac_cv_prog_emacs_ok = no; then TEST_EMACS=no fi fi EMACS=$TEST_EMACS # If set to t, that means we are running in a shell under Emacs. # If you have an Emacs named "t", then use the full path. test x"$EMACS" = xt && EMACS= for ac_prog in emacs xemacs do # Extract the first word of "$ac_prog", so it can be a program name with args. set dummy $ac_prog; ac_word=$2 echo "$as_me:$LINENO: checking for $ac_word" >&5 echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6 if test "${ac_cv_prog_EMACS+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else if test -n "$EMACS"; then ac_cv_prog_EMACS="$EMACS" # Let the user override the test. else as_save_IFS=$IFS; IFS=$PATH_SEPARATOR for as_dir in $PATH do IFS=$as_save_IFS test -z "$as_dir" && as_dir=. for ac_exec_ext in '' $ac_executable_extensions; do if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; }; then ac_cv_prog_EMACS="$ac_prog" echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5 break 2 fi done done fi fi EMACS=$ac_cv_prog_EMACS if test -n "$EMACS"; then echo "$as_me:$LINENO: result: $EMACS" >&5 echo "${ECHO_T}$EMACS" >&6 else echo "$as_me:$LINENO: result: no" >&5 echo "${ECHO_T}no" >&6 fi test -n "$EMACS" && break done test -n "$EMACS" || EMACS="no" # Check whether --with-lispdir or --without-lispdir was given. if test "${with_lispdir+set}" = set; then withval="$with_lispdir" lispdir="$withval" echo "$as_me:$LINENO: checking where .elc files should go" >&5 echo $ECHO_N "checking where .elc files should go... $ECHO_C" >&6 echo "$as_me:$LINENO: result: $lispdir" >&5 echo "${ECHO_T}$lispdir" >&6 else echo "$as_me:$LINENO: checking where .elc files should go" >&5 echo $ECHO_N "checking where .elc files should go... $ECHO_C" >&6 if test "${am_cv_lispdir+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else if test $EMACS != "no"; then if test x${lispdir+set} != xset; then # If $EMACS isn't GNU Emacs or XEmacs, this can blow up pretty badly # Some emacsen will start up in interactive mode, requiring C-x C-c to exit, # which is non-obvious for non-emacs users. # Redirecting /dev/null should help a bit; pity we can't detect "broken" # emacsen earlier and avoid running this altogether. { (echo "$as_me:$LINENO: \$EMACS -batch -q -eval '(while load-path (princ (concat (car load-path) \"\\n\")) (setq load-path (cdr load-path)))' conftest.out") >&5 ($EMACS -batch -q -eval '(while load-path (princ (concat (car load-path) "\n")) (setq load-path (cdr load-path)))' conftest.out) 2>&5 ac_status=$? echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } am_cv_lispdir=`sed -n \ -e 's,/$,,' \ -e '/.*\/lib\/x*emacs\/site-lisp$/{s,.*/lib/\(x*emacs/site-lisp\)$,${libdir}/\1,;p;q;}' \ -e '/.*\/share\/x*emacs\/site-lisp$/{s,.*/share/\(x*emacs/site-lisp\),${datadir}/\1,;p;q;}' \ conftest.out` rm conftest.out fi fi test -z "$am_cv_lispdir" && am_cv_lispdir='${datadir}/emacs/site-lisp' fi echo "$as_me:$LINENO: result: $am_cv_lispdir" >&5 echo "${ECHO_T}$am_cv_lispdir" >&6 lispdir="$am_cv_lispdir" fi; ## ------ ## ## Grep. ## ## ------ ## echo "$as_me:$LINENO: checking for grep that handles long lines and -e" >&5 echo $ECHO_N "checking for grep that handles long lines and -e... $ECHO_C" >&6 if test "${ac_cv_path_GREP+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else # Extract the first word of "grep ggrep" to use in msg output if test -z "$GREP"; then set dummy grep ggrep; ac_prog_name=$2 if test "${ac_cv_path_GREP+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else ac_path_GREP_found=false # Loop through the user's path and test for each of PROGNAME-LIST as_save_IFS=$IFS; IFS=$PATH_SEPARATOR as_dummy="$PATH:/usr/xpg4/bin" for as_dir in $as_dummy do IFS=$as_save_IFS test -z "$as_dir" && as_dir=. for ac_prog in grep ggrep; do for ac_exec_ext in '' $ac_executable_extensions; do ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext" { test -f "$ac_path_GREP" && $as_executable_p "$ac_path_GREP"; } || continue # Check for GNU ac_path_GREP and select it if it is found. # Check for GNU $ac_path_GREP case `"$ac_path_GREP" --version 2>&1` in *GNU*) ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;; *) ac_count=0 echo $ECHO_N "0123456789$ECHO_C" >"conftest.in" while : do cat "conftest.in" "conftest.in" >"conftest.tmp" mv "conftest.tmp" "conftest.in" cp "conftest.in" "conftest.nl" echo 'GREP' >> "conftest.nl" "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break ac_count=`expr $ac_count + 1` if test $ac_count -gt ${ac_path_GREP_max-0}; then # Best one so far, save it but keep looking for a better one ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_max=$ac_count fi # 10*(2^10) chars as input seems more than enough test $ac_count -gt 10 && break done rm -f conftest.*;; esac $ac_path_GREP_found && break 3 done done done fi GREP="$ac_cv_path_GREP" if test -z "$GREP"; then { { echo "$as_me:$LINENO: error: no acceptable $ac_prog_name could be found in $PATH:/usr/xpg4/bin" >&5 echo "$as_me: error: no acceptable $ac_prog_name could be found in $PATH:/usr/xpg4/bin" >&2;} { (exit 1); exit 1; }; } fi else ac_cv_path_GREP=$GREP fi fi echo "$as_me:$LINENO: result: $ac_cv_path_GREP" >&5 echo "${ECHO_T}$ac_cv_path_GREP" >&6 GREP="$ac_cv_path_GREP" ## ------------ ## ## Conclusion. ## ## ------------ ## ac_config_files="$ac_config_files Makefile doc/Makefile lib/Makefile lib/Autom4te/Makefile lib/autoscan/Makefile lib/m4sugar/Makefile lib/autoconf/Makefile lib/autotest/Makefile bin/Makefile" cat >confcache <<\_ACEOF # This file is a shell script that caches the results of configure # tests run on this system so they can be shared between configure # scripts and configure runs, see configure's option --config-cache. # It is not useful on other systems. If it contains results you don't # want to keep, you may remove or edit it. # # config.status only pays attention to the cache file if you give it # the --recheck option to rerun configure. # # `ac_cv_env_foo' variables (set or unset) will be overridden when # loading this file, other *unset* `ac_cv_foo' will be assigned the # following values. _ACEOF # The following way of writing the cache mishandles newlines in values, # but we know of no workaround that is simple, portable, and efficient. # So, don't put newlines in cache variables' values. # Ultrix sh set writes to stderr and can't be redirected directly, # and sets the high bit in the cache file unless we assign to the vars. { (set) 2>&1 | case `(ac_space=' '; set | grep ac_space) 2>&1` in *ac_space=\ *) # `set' does not quote correctly, so add quotes (double-quote # substitution turns \\\\ into \\, and sed turns \\ into \). sed -n \ "s/'/'\\\\''/g; s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p" ;; *) # `set' quotes correctly as required by POSIX, so do not add quotes. sed -n \ "s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1=\\2/p" ;; esac; } | sed ' t clear : clear s/^\([^=]*\)=\(.*[{}].*\)$/test "${\1+set}" = set || &/ t end /^ac_cv_env/!s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/ : end' >>confcache if diff $cache_file confcache >/dev/null 2>&1; then :; else if test -w $cache_file; then test "x$cache_file" != "x/dev/null" && echo "updating cache $cache_file" cat confcache >$cache_file else echo "not updating unwritable cache $cache_file" fi fi rm -f confcache test "x$prefix" = xNONE && prefix=$ac_default_prefix # Let make expand exec_prefix. test "x$exec_prefix" = xNONE && exec_prefix='${prefix}' # VPATH may cause trouble with some makes, so we remove $(srcdir), # ${srcdir} and @srcdir@ from VPATH if srcdir is ".", strip leading and # trailing colons and then remove the whole line if VPATH becomes empty # (actually we leave an empty line to preserve line numbers). if test "x$srcdir" = x.; then ac_vpsub='/^[ ]*VPATH[ ]*=/{ s/:*\$(srcdir):*/:/; s/:*\${srcdir}:*/:/; s/:*@srcdir@:*/:/; s/^\([^=]*=[ ]*\):*/\1/; s/:*$//; s/^[^=]*=[ ]*$//; }' fi # Transform confdefs.h into DEFS. # Protect against shell expansion while executing Makefile rules. # Protect against Makefile macro expansion. # # If the first sed substitution is executed (which looks for macros that # take arguments), then we branch to the quote section. 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