--- embedaddon/arping/configure 2016/10/18 13:16:10 1.1.1.3 +++ embedaddon/arping/configure 2021/03/16 23:40:57 1.1.1.4 @@ -1,6 +1,6 @@ #! /bin/sh # Guess values for system-dependent variables and create Makefiles. -# Generated by GNU Autoconf 2.69 for arping 2.15. +# Generated by GNU Autoconf 2.69 for arping 2.21. # # Report bugs to . # @@ -580,8 +580,8 @@ MAKEFLAGS= # Identity of this package. PACKAGE_NAME='arping' PACKAGE_TARNAME='arping' -PACKAGE_VERSION='2.15' -PACKAGE_STRING='arping 2.15' +PACKAGE_VERSION='2.21' +PACKAGE_STRING='arping 2.21' PACKAGE_BUGREPORT='thomas@habets.se' PACKAGE_URL='' @@ -638,7 +638,6 @@ am__nodep AMDEPBACKSLASH AMDEP_FALSE AMDEP_TRUE -am__quote am__include DEPDIR OBJEXT @@ -651,6 +650,10 @@ CC MAINT MAINTAINER_MODE_FALSE MAINTAINER_MODE_TRUE +AM_BACKSLASH +AM_DEFAULT_VERBOSITY +AM_DEFAULT_V +AM_V am__untar am__tar AMTAR @@ -705,6 +708,7 @@ infodir docdir oldincludedir includedir +runstatedir localstatedir sharedstatedir sysconfdir @@ -723,12 +727,16 @@ PACKAGE_VERSION PACKAGE_TARNAME PACKAGE_NAME PATH_SEPARATOR -SHELL' +SHELL +am__quote' ac_subst_files='' ac_user_opts=' enable_option_checking +enable_silent_rules enable_maintainer_mode enable_dependency_tracking +enable_hardened +enable_warnings ' ac_precious_vars='build_alias host_alias @@ -777,6 +785,7 @@ datadir='${datarootdir}' sysconfdir='${prefix}/etc' sharedstatedir='${prefix}/com' localstatedir='${prefix}/var' +runstatedir='${localstatedir}/run' includedir='${prefix}/include' oldincludedir='/usr/include' docdir='${datarootdir}/doc/${PACKAGE_TARNAME}' @@ -1029,6 +1038,15 @@ do | -silent | --silent | --silen | --sile | --sil) silent=yes ;; + -runstatedir | --runstatedir | --runstatedi | --runstated \ + | --runstate | --runstat | --runsta | --runst | --runs \ + | --run | --ru | --r) + ac_prev=runstatedir ;; + -runstatedir=* | --runstatedir=* | --runstatedi=* | --runstated=* \ + | --runstate=* | --runstat=* | --runsta=* | --runst=* | --runs=* \ + | --run=* | --ru=* | --r=*) + runstatedir=$ac_optarg ;; + -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb) ac_prev=sbindir ;; -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \ @@ -1166,7 +1184,7 @@ fi for ac_var in exec_prefix prefix bindir sbindir libexecdir datarootdir \ datadir sysconfdir sharedstatedir localstatedir includedir \ oldincludedir docdir infodir htmldir dvidir pdfdir psdir \ - libdir localedir mandir + libdir localedir mandir runstatedir do eval ac_val=\$$ac_var # Remove trailing slashes. @@ -1279,7 +1297,7 @@ if test "$ac_init_help" = "long"; then # Omit some internal or obsolete options to make the list less imposing. # This message is too long to be a string in the A/UX 3.1 sh. cat <<_ACEOF -\`configure' configures arping 2.15 to adapt to many kinds of systems. +\`configure' configures arping 2.21 to adapt to many kinds of systems. Usage: $0 [OPTION]... [VAR=VALUE]... @@ -1319,6 +1337,7 @@ Fine tuning of the installation directories: --sysconfdir=DIR read-only single-machine data [PREFIX/etc] --sharedstatedir=DIR modifiable architecture-independent data [PREFIX/com] --localstatedir=DIR modifiable single-machine data [PREFIX/var] + --runstatedir=DIR modifiable per-process data [LOCALSTATEDIR/run] --libdir=DIR object code libraries [EPREFIX/lib] --includedir=DIR C header files [PREFIX/include] --oldincludedir=DIR C header files for non-gcc [/usr/include] @@ -1350,7 +1369,7 @@ fi if test -n "$ac_init_help"; then case $ac_init_help in - short | recursive ) echo "Configuration of arping 2.15:";; + short | recursive ) echo "Configuration of arping 2.21:";; esac cat <<\_ACEOF @@ -1358,10 +1377,17 @@ Optional Features: --disable-option-checking ignore unrecognized --enable/--with options --disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no) --enable-FEATURE[=ARG] include FEATURE [ARG=yes] - --enable-maintainer-mode enable make rules and dependencies not useful - (and sometimes confusing) to the casual installer - --disable-dependency-tracking speeds up one-time build - --enable-dependency-tracking do not reject slow dependency extractors + --enable-silent-rules less verbose build output (undo: "make V=1") + --disable-silent-rules verbose build output (undo: "make V=0") + --enable-maintainer-mode + enable make rules and dependencies not useful (and + sometimes confusing) to the casual installer + --enable-dependency-tracking + do not reject slow dependency extractors + --disable-dependency-tracking + speeds up one-time build + --enable-hardened Enable security build options + --enable-warnings Enable build warnings Some influential environment variables: CC C compiler command @@ -1439,7 +1465,7 @@ fi test -n "$ac_init_help" && exit $ac_status if $ac_init_version; then cat <<\_ACEOF -arping configure 2.15 +arping configure 2.21 generated by GNU Autoconf 2.69 Copyright (C) 2012 Free Software Foundation, Inc. @@ -1858,11 +1884,57 @@ $as_echo "$ac_res" >&6; } eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno } # ac_fn_c_check_func + +# ac_fn_c_check_decl LINENO SYMBOL VAR INCLUDES +# --------------------------------------------- +# Tests whether SYMBOL is declared in INCLUDES, setting cache variable VAR +# accordingly. +ac_fn_c_check_decl () +{ + as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack + as_decl_name=`echo $2|sed 's/ *(.*//'` + as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'` + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5 +$as_echo_n "checking whether $as_decl_name is declared... " >&6; } +if eval \${$3+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +$4 +int +main () +{ +#ifndef $as_decl_name +#ifdef __cplusplus + (void) $as_decl_use; +#else + (void) $as_decl_name; +#endif +#endif + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + eval "$3=yes" +else + eval "$3=no" +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +fi +eval ac_res=\$$3 + { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5 +$as_echo "$ac_res" >&6; } + eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno + +} # ac_fn_c_check_decl cat >config.log <<_ACEOF This file contains any messages produced by compilers while running configure, to aid debugging if configure makes a mistake. -It was created by arping $as_me 2.15, which was +It was created by arping $as_me 2.21, which was generated by GNU Autoconf 2.69. Invocation command line was $ $0 $@ @@ -2351,7 +2423,7 @@ test -n "$target_alias" && program_prefix=${target_alias}- -am__api_version='1.11' +am__api_version='1.16' # Find a good install program. We prefer a C program (faster), # so one script is as good as another. But avoid the broken or @@ -2448,9 +2520,6 @@ test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether build environment is sane" >&5 $as_echo_n "checking whether build environment is sane... " >&6; } -# Just in case -sleep 1 -echo timestamp > conftest.file # Reject unsafe characters in $srcdir or the absolute working directory # name. Accept space and tab only in the latter. am_lf=' @@ -2461,32 +2530,40 @@ case `pwd` in esac case $srcdir in *[\\\"\#\$\&\'\`$am_lf\ \ ]*) - as_fn_error $? "unsafe srcdir value: \`$srcdir'" "$LINENO" 5;; + as_fn_error $? "unsafe srcdir value: '$srcdir'" "$LINENO" 5;; esac -# Do `set' in a subshell so we don't clobber the current shell's +# Do 'set' in a subshell so we don't clobber the current shell's # arguments. Must try -L first in case configure is actually a # symlink; some systems play weird games with the mod time of symlinks # (eg FreeBSD returns the mod time of the symlink's containing # directory). if ( - set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null` - if test "$*" = "X"; then - # -L didn't work. - set X `ls -t "$srcdir/configure" conftest.file` - fi - rm -f conftest.file - if test "$*" != "X $srcdir/configure conftest.file" \ - && test "$*" != "X conftest.file $srcdir/configure"; then + am_has_slept=no + for am_try in 1 2; do + echo "timestamp, slept: $am_has_slept" > conftest.file + set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null` + if test "$*" = "X"; then + # -L didn't work. + set X `ls -t "$srcdir/configure" conftest.file` + fi + if test "$*" != "X $srcdir/configure conftest.file" \ + && test "$*" != "X conftest.file $srcdir/configure"; then - # If neither matched, then we have a broken ls. This can happen - # if, for instance, CONFIG_SHELL is bash and it inherits a - # broken ls alias from the environment. This has actually - # happened. Such a system could not be considered "sane". - as_fn_error $? "ls -t appears to fail. Make sure there is not a broken -alias in your environment" "$LINENO" 5 - fi - + # If neither matched, then we have a broken ls. This can happen + # if, for instance, CONFIG_SHELL is bash and it inherits a + # broken ls alias from the environment. This has actually + # happened. Such a system could not be considered "sane". + as_fn_error $? "ls -t appears to fail. Make sure there is not a broken + alias in your environment" "$LINENO" 5 + fi + if test "$2" = conftest.file || test $am_try -eq 2; then + break + fi + # Just in case. + sleep 1 + am_has_slept=yes + done test "$2" = conftest.file ) then @@ -2498,6 +2575,16 @@ Check your system clock" "$LINENO" 5 fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5 $as_echo "yes" >&6; } +# If we didn't sleep, we still need to ensure time stamps of config.status and +# generated files are strictly newer. +am_sleep_pid= +if grep 'slept: no' conftest.file >/dev/null 2>&1; then + ( sleep 1 ) & + am_sleep_pid=$! +fi + +rm -f conftest.file + test "$program_prefix" != NONE && program_transform_name="s&^&$program_prefix&;$program_transform_name" # Use a double $ so make ignores it. @@ -2508,8 +2595,8 @@ test "$program_suffix" != NONE && ac_script='s/[\\$]/&&/g;s/;s,x,x,$//' program_transform_name=`$as_echo "$program_transform_name" | sed "$ac_script"` -# expand $ac_aux_dir to an absolute path -am_aux_dir=`cd $ac_aux_dir && pwd` +# Expand $ac_aux_dir to an absolute path. +am_aux_dir=`cd "$ac_aux_dir" && pwd` if test x"${MISSING+set}" != xset; then case $am_aux_dir in @@ -2520,15 +2607,15 @@ if test x"${MISSING+set}" != xset; then esac fi # Use eval to expand $SHELL -if eval "$MISSING --run true"; then - am_missing_run="$MISSING --run " +if eval "$MISSING --is-lightweight"; then + am_missing_run="$MISSING " else am_missing_run= - { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: \`missing' script is too old or missing" >&5 -$as_echo "$as_me: WARNING: \`missing' script is too old or missing" >&2;} + { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: 'missing' script is too old or missing" >&5 +$as_echo "$as_me: WARNING: 'missing' script is too old or missing" >&2;} fi -if test x"${install_sh}" != xset; then +if test x"${install_sh+set}" != xset; then case $am_aux_dir in *\ * | *\ *) install_sh="\${SHELL} '$am_aux_dir/install-sh'" ;; @@ -2537,10 +2624,10 @@ if test x"${install_sh}" != xset; then esac fi -# Installed binaries are usually stripped using `strip' when the user -# run `make install-strip'. However `strip' might not be the right +# Installed binaries are usually stripped using 'strip' when the user +# run "make install-strip". However 'strip' might not be the right # tool to use in cross-compilation environments, therefore Automake -# will honor the `STRIP' environment variable to overrule this program. +# will honor the 'STRIP' environment variable to overrule this program. if test "$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. @@ -2679,12 +2766,6 @@ fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $MKDIR_P" >&5 $as_echo "$MKDIR_P" >&6; } -mkdir_p="$MKDIR_P" -case $mkdir_p in - [\\/$]* | ?:[\\/]*) ;; - */*) mkdir_p="\$(top_builddir)/$mkdir_p" ;; -esac - for ac_prog in gawk mawk nawk awk do # Extract the first word of "$ac_prog", so it can be a program name with args. @@ -2767,6 +2848,45 @@ else fi rmdir .tst 2>/dev/null +# Check whether --enable-silent-rules was given. +if test "${enable_silent_rules+set}" = set; then : + enableval=$enable_silent_rules; +fi + +case $enable_silent_rules in # ((( + yes) AM_DEFAULT_VERBOSITY=0;; + no) AM_DEFAULT_VERBOSITY=1;; + *) AM_DEFAULT_VERBOSITY=1;; +esac +am_make=${MAKE-make} +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $am_make supports nested variables" >&5 +$as_echo_n "checking whether $am_make supports nested variables... " >&6; } +if ${am_cv_make_support_nested_variables+:} false; then : + $as_echo_n "(cached) " >&6 +else + if $as_echo 'TRUE=$(BAR$(V)) +BAR0=false +BAR1=true +V=1 +am__doit: + @$(TRUE) +.PHONY: am__doit' | $am_make -f - >/dev/null 2>&1; then + am_cv_make_support_nested_variables=yes +else + am_cv_make_support_nested_variables=no +fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $am_cv_make_support_nested_variables" >&5 +$as_echo "$am_cv_make_support_nested_variables" >&6; } +if test $am_cv_make_support_nested_variables = yes; then + AM_V='$(V)' + AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)' +else + AM_V=$AM_DEFAULT_VERBOSITY + AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY +fi +AM_BACKSLASH='\' + if test "`cd $srcdir && pwd`" != "`pwd`"; then # Use -I$(srcdir) only when $(srcdir) != ., so that make's output # is not polluted with repeated "-I." @@ -2789,7 +2909,7 @@ fi # Define the identity of the package. PACKAGE='arping' - VERSION='2.15' + VERSION='2.21' cat >>confdefs.h <<_ACEOF @@ -2817,12 +2937,22 @@ AUTOHEADER=${AUTOHEADER-"${am_missing_run}autoheader"} MAKEINFO=${MAKEINFO-"${am_missing_run}makeinfo"} -# We need awk for the "check" target. The system "awk" is bad on -# some platforms. +# For better backward compatibility. To be removed once Automake 1.9.x +# dies out for good. For more background, see: +# +# +mkdir_p='$(MKDIR_P)' + +# We need awk for the "check" target (and possibly the TAP driver). The +# system "awk" is bad on some platforms. # Always define AMTAR for backward compatibility. Yes, it's still used # in the wild :-( We should find a proper way to deprecate it ... AMTAR='$${TAR-tar}' + +# We'll loop over all known methods to create a tar archive until one works. +_am_tools='gnutar pax cpio none' + am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -' @@ -2830,6 +2960,49 @@ am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${ +# POSIX will say in a future version that running "rm -f" with no argument +# is OK; and we want to be able to make that assumption in our Makefile +# recipes. So use an aggressive probe to check that the usage we want is +# actually supported "in the wild" to an acceptable degree. +# See automake bug#10828. +# To make any issue more visible, cause the running configure to be aborted +# by default if the 'rm' program in use doesn't match our expectations; the +# user can still override this though. +if rm -f && rm -fr && rm -rf; then : OK; else + cat >&2 <<'END' +Oops! + +Your 'rm' program seems unable to run without file operands specified +on the command line, even when the '-f' option is present. This is contrary +to the behaviour of most rm programs out there, and not conforming with +the upcoming POSIX standard: + +Please tell bug-automake@gnu.org about your system, including the value +of your $PATH and any error possibly output before this message. This +can help us improve future automake versions. + +END + if test x"$ACCEPT_INFERIOR_RM_PROGRAM" = x"yes"; then + echo 'Configuration will proceed anyway, since you have set the' >&2 + echo 'ACCEPT_INFERIOR_RM_PROGRAM variable to "yes"' >&2 + echo >&2 + else + cat >&2 <<'END' +Aborting the configuration process, to ensure you take notice of the issue. + +You can download and install GNU coreutils to get an 'rm' implementation +that behaves properly: . + +If you want to complete the configuration process using your problematic +'rm' anyway, export the environment variable ACCEPT_INFERIOR_RM_PROGRAM +to "yes", and re-run configure. + +END + as_fn_error $? "Your 'rm' program is bad, sorry." "$LINENO" 5 + fi +fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to enable maintainer-specific portions of Makefiles" >&5 $as_echo_n "checking whether to enable maintainer-specific portions of Makefiles... " >&6; } # Check whether --enable-maintainer-mode was given. @@ -3645,50 +3818,109 @@ ac_cpp='$CPP $CPPFLAGS' ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' ac_compiler_gnu=$ac_cv_c_compiler_gnu + +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC understands -c and -o together" >&5 +$as_echo_n "checking whether $CC understands -c and -o together... " >&6; } +if ${am_cv_prog_cc_c_o+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +int +main () +{ + + ; + return 0; +} +_ACEOF + # Make sure it works both with $CC and with simple cc. + # Following AC_PROG_CC_C_O, we do the test twice because some + # compilers refuse to overwrite an existing .o file with -o, + # though they will create one. + am_cv_prog_cc_c_o=yes + for am_i in 1 2; do + if { echo "$as_me:$LINENO: $CC -c conftest.$ac_ext -o conftest2.$ac_objext" >&5 + ($CC -c conftest.$ac_ext -o conftest2.$ac_objext) >&5 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } \ + && test -f conftest2.$ac_objext; then + : OK + else + am_cv_prog_cc_c_o=no + break + fi + done + rm -f core conftest* + unset am_i +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $am_cv_prog_cc_c_o" >&5 +$as_echo "$am_cv_prog_cc_c_o" >&6; } +if test "$am_cv_prog_cc_c_o" != yes; then + # Losing compiler, so override with the script. + # FIXME: It is wrong to rewrite CC. + # But if we don't then we get into trouble of one sort or another. + # A longer-term fix would be to have automake use am__CC in this case, + # and then we could set am__CC="\$(top_srcdir)/compile \$(CC)" + CC="$am_aux_dir/compile $CC" +fi +ac_ext=c +ac_cpp='$CPP $CPPFLAGS' +ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' +ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' +ac_compiler_gnu=$ac_cv_c_compiler_gnu + DEPDIR="${am__leading_dot}deps" ac_config_commands="$ac_config_commands depfiles" - -am_make=${MAKE-make} -cat > confinc << 'END' +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether ${MAKE-make} supports the include directive" >&5 +$as_echo_n "checking whether ${MAKE-make} supports the include directive... " >&6; } +cat > confinc.mk << 'END' am__doit: - @echo this is the am__doit target + @echo this is the am__doit target >confinc.out .PHONY: am__doit END -# If we don't find an include directive, just comment out the code. -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for style of include used by $am_make" >&5 -$as_echo_n "checking for style of include used by $am_make... " >&6; } am__include="#" am__quote= -_am_result=none -# First try GNU make style include. -echo "include confinc" > confmf -# Ignore all kinds of additional output from `make'. -case `$am_make -s -f confmf 2> /dev/null` in #( -*the\ am__doit\ target*) - am__include=include - am__quote= - _am_result=GNU - ;; -esac -# Now try BSD make style include. -if test "$am__include" = "#"; then - echo '.include "confinc"' > confmf - case `$am_make -s -f confmf 2> /dev/null` in #( - *the\ am__doit\ target*) - am__include=.include - am__quote="\"" - _am_result=BSD +# BSD make does it like this. +echo '.include "confinc.mk" # ignored' > confmf.BSD +# Other make implementations (GNU, Solaris 10, AIX) do it like this. +echo 'include confinc.mk # ignored' > confmf.GNU +_am_result=no +for s in GNU BSD; do + { echo "$as_me:$LINENO: ${MAKE-make} -f confmf.$s && cat confinc.out" >&5 + (${MAKE-make} -f confmf.$s && cat confinc.out) >&5 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } + case $?:`cat confinc.out 2>/dev/null` in #( + '0:this is the am__doit target') : + case $s in #( + BSD) : + am__include='.include' am__quote='"' ;; #( + *) : + am__include='include' am__quote='' ;; +esac ;; #( + *) : ;; - esac -fi +esac + if test "$am__include" != "#"; then + _am_result="yes ($s style)" + break + fi +done +rm -f confinc.* confmf.* +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: ${_am_result}" >&5 +$as_echo "${_am_result}" >&6; } - -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $_am_result" >&5 -$as_echo "$_am_result" >&6; } -rm -f confinc confmf - # Check whether --enable-dependency-tracking was given. if test "${enable_dependency_tracking+set}" = set; then : enableval=$enable_dependency_tracking; @@ -3720,8 +3952,8 @@ else # We make a subdir and do the tests there. Otherwise we can end up # making bogus files that we don't know about and never remove. For # instance it was reported that on HP-UX the gcc test will end up - # making a dummy file named `D' -- because `-MD' means `put the output - # in D'. + # making a dummy file named 'D' -- because '-MD' means "put the output + # in D". rm -rf conftest.dir mkdir conftest.dir # Copy depcomp to subdir because otherwise we won't find it if we're @@ -3756,16 +3988,16 @@ else : > sub/conftest.c for i in 1 2 3 4 5 6; do echo '#include "conftst'$i'.h"' >> sub/conftest.c - # Using `: > sub/conftst$i.h' creates only sub/conftst1.h with - # Solaris 8's {/usr,}/bin/sh. - touch sub/conftst$i.h + # Using ": > sub/conftst$i.h" creates only sub/conftst1.h with + # Solaris 10 /bin/sh. + echo '/* dummy */' > sub/conftst$i.h done echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf - # We check with `-c' and `-o' for the sake of the "dashmstdout" + # We check with '-c' and '-o' for the sake of the "dashmstdout" # mode. It turns out that the SunPro C++ compiler does not properly - # handle `-M -o', and we need to detect this. Also, some Intel - # versions had trouble with output in subdirs + # handle '-M -o', and we need to detect this. Also, some Intel + # versions had trouble with output in subdirs. am__obj=sub/conftest.${OBJEXT-o} am__minus_obj="-o $am__obj" case $depmode in @@ -3774,8 +4006,8 @@ else test "$am__universal" = false || continue ;; nosideeffect) - # after this tag, mechanisms are not by side-effect, so they'll - # only be used when explicitly requested + # After this tag, mechanisms are not by side-effect, so they'll + # only be used when explicitly requested. if test "x$enable_dependency_tracking" = xyes; then continue else @@ -3783,7 +4015,7 @@ else fi ;; msvc7 | msvc7msys | msvisualcpp | msvcmsys) - # This compiler won't grok `-c -o', but also, the minuso test has + # This compiler won't grok '-c -o', but also, the minuso test has # not run yet. These depmodes are late enough in the game, and # so weak that their functioning should not be impacted. am__obj=conftest.${OBJEXT-o} @@ -3870,6 +4102,12 @@ $as_echo "no" >&6; } fi +# Required to define __USE_MISC, which in turn typedefs uint, which +# is used by libnet headers. +# This "just works" until running GCC with -std=c99, where uint is +# no longer defined by default. +CPPFLAGS="$CPPFLAGS -D_DEFAULT_SOURCE=1" + # Checks for libraries. { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sqrt in -lm" >&5 @@ -4134,7 +4372,7 @@ fi { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_net_libnet_name_resolve" >&5 $as_echo "$ac_cv_lib_net_libnet_name_resolve" >&6; } if test "x$ac_cv_lib_net_libnet_name_resolve" = xyes; then : - as_fn_error $? "libnet 1.0.x found. Arping 2.x requires libnet 1.1.x" "$LINENO" 5 + as_fn_error $? "libnet 1.0.x found. Arping 2.x requires libnet 1.1 or newer" "$LINENO" 5 fi { $as_echo "$as_me:${as_lineno-$LINENO}: checking for libnet_init in -lnet" >&5 @@ -4691,13 +4929,17 @@ arpa/inet.h \ netinet/in.h \ stdlib.h \ sys/socket.h \ +getopt.h \ time.h \ +grp.h \ sys/time.h \ sys/types.h \ +sys/param.h \ sys/capability.h \ stdint.h \ libnet.h \ win32/libnet.h \ +sys/random.h \ net/bpf.h \ pwd.h \ unistd.h @@ -5084,7 +5326,8 @@ _ACEOF for ac_func in gettimeofday memset select strchr strdup strerror strstr \ -getifaddrs cap_init pcap_create pcap_list_tstamp_types pcap_set_immediate_mode +getifaddrs cap_init pcap_create pcap_list_tstamp_types pcap_set_immediate_mode \ +pledge unveil pcap_findalldevs getrandom do : as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh` ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var" @@ -5141,47 +5384,87 @@ esac esac fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libnet_init signature has const" >&5 +$as_echo_n "checking for libnet_init signature has const... " >&6; } +if ${ac_cv_have_libnet_init_const+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include +int +main () +{ +libnet_t*libnet_init(int a,const char* b,char* c); + ; + return 0; +} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_have_libnet_init_const="yes" +else + ac_cv_have_libnet_init_const="no" +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext -# check for CLOCK_MONOTONIC -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for CLOCK_MONOTONIC" >&5 -$as_echo_n "checking for CLOCK_MONOTONIC... " >&6; } -if ${ac_cv_have_clock_monotonic+:} false; then : +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_have_libnet_init_const" >&5 +$as_echo "$ac_cv_have_libnet_init_const" >&6; } +if test x$ac_cv_have_libnet_init_const = xyes; then + +$as_echo "#define HAVE_LIBNET_INIT_CONST 1" >>confdefs.h + +fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libnet_name2addr4 signature has const" >&5 +$as_echo_n "checking for libnet_name2addr4 signature has const... " >&6; } +if ${ac_cv_have_libnet_name2addr4_const+:} false; then : $as_echo_n "(cached) " >&6 else - if test "$cross_compiling" = yes; then : - { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 -$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} -as_fn_error $? "cannot run test program while cross compiling -See \`config.log' for more details" "$LINENO" 5; } -else - cat confdefs.h - <<_ACEOF >conftest.$ac_ext + cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ - -#include -#include -int main() { -struct timespec ts; -exit(!!clock_gettime(CLOCK_MONOTONIC, &ts)); +#include +int +main () +{ +uint32_t libnet_name2addr4(libnet_t*a, const char* b,uint8_t c); + ; + return 0; } - _ACEOF -if ac_fn_c_try_run "$LINENO"; then : - ac_cv_have_clock_monotonic="yes" +if ac_fn_c_try_link "$LINENO"; then : + ac_cv_have_libnet_name2addr4_const="yes" else - ac_cv_have_clock_monotonic="no" + ac_cv_have_libnet_name2addr4_const="no" +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext fi -rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ - conftest.$ac_objext conftest.beam conftest.$ac_ext +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_have_libnet_name2addr4_const" >&5 +$as_echo "$ac_cv_have_libnet_name2addr4_const" >&6; } +if test x$ac_cv_have_libnet_name2addr4_const = xyes; then + +$as_echo "#define HAVE_LIBNET_NAME2ADDR4_CONST 1" >>confdefs.h + fi +# check for CLOCK_MONOTONIC +ac_fn_c_check_decl "$LINENO" "CLOCK_MONOTONIC" "ac_cv_have_decl_CLOCK_MONOTONIC" " + #include + #include + + +" +if test "x$ac_cv_have_decl_CLOCK_MONOTONIC" = xyes; then : + fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_have_clock_monotonic" >&5 -$as_echo "$ac_cv_have_clock_monotonic" >&6; } - if test x$ac_cv_have_clock_monotonic = xyes; then + + if test x$ac_cv_have_decl_CLOCK_MONOTONIC = xyes; then HAVE_CLOCK_MONOTONIC_TRUE= HAVE_CLOCK_MONOTONIC_FALSE='#' else @@ -5189,12 +5472,28 @@ else HAVE_CLOCK_MONOTONIC_FALSE= fi -if test x$ac_cv_have_clock_monotonic = xyes; then +if test x$ac_cv_have_decl_CLOCK_MONOTONIC = xyes; then $as_echo "#define HAVE_CLOCK_MONOTONIC 1" >>confdefs.h fi +# Check whether --enable-hardened was given. +if test "${enable_hardened+set}" = set; then : + enableval=$enable_hardened; + CFLAGS+=" -pie -fPIE -fstack-protector-all --param ssp-buffer-size=1 -D_FORTIFY_SOURCE=2" + LDFLAGS+=" -pie -fPIE -Wl,-z,relro -Wl,-z,now -Wl,-z,noexecstack" + +fi + +# Check whether --enable-warnings was given. +if test "${enable_warnings+set}" = set; then : + enableval=$enable_warnings; + CFLAGS+=" -Wall -Wpedantic -Wextra -Wformat -Wstack-protector -Wformat-security -Werror=format-security" + +fi + + ac_config_files="$ac_config_files Makefile" ac_config_files="$ac_config_files src/Makefile" @@ -5310,6 +5609,14 @@ LIBOBJS=$ac_libobjs LTLIBOBJS=$ac_ltlibobjs +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking that generated files are newer than configure" >&5 +$as_echo_n "checking that generated files are newer than configure... " >&6; } + if test -n "$am_sleep_pid"; then + # Hide warnings about reused PIDs. + wait $am_sleep_pid 2>/dev/null + fi + { $as_echo "$as_me:${as_lineno-$LINENO}: result: done" >&5 +$as_echo "done" >&6; } if test -n "$EXEEXT"; then am__EXEEXT_TRUE= am__EXEEXT_FALSE='#' @@ -5731,7 +6038,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 # report actual input values of CONFIG_FILES etc. instead of their # values after options handling. ac_log=" -This file was extended by arping $as_me 2.15, which was +This file was extended by arping $as_me 2.21, which was generated by GNU Autoconf 2.69. Invocation command line was CONFIG_FILES = $CONFIG_FILES @@ -5797,7 +6104,7 @@ _ACEOF cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`" ac_cs_version="\\ -arping config.status 2.15 +arping config.status 2.21 configured by $0, generated by GNU Autoconf 2.69, with options \\"\$ac_cs_config\\" @@ -5916,7 +6223,7 @@ cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 # # INIT-COMMANDS # -AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir" +AMDEP_TRUE="$AMDEP_TRUE" MAKE="${MAKE-make}" _ACEOF @@ -6527,32 +6834,38 @@ $as_echo "$as_me: executing $ac_file commands" >&6;} case $ac_file$ac_mode in "depfiles":C) test x"$AMDEP_TRUE" != x"" || { - # Autoconf 2.62 quotes --file arguments for eval, but not when files + # Older Autoconf quotes --file arguments for eval, but not when files # are listed without --file. Let's play safe and only enable the eval # if we detect the quoting. - case $CONFIG_FILES in - *\'*) eval set x "$CONFIG_FILES" ;; - *) set x $CONFIG_FILES ;; - esac + # TODO: see whether this extra hack can be removed once we start + # requiring Autoconf 2.70 or later. + case $CONFIG_FILES in #( + *\'*) : + eval set x "$CONFIG_FILES" ;; #( + *) : + set x $CONFIG_FILES ;; #( + *) : + ;; +esac shift - for mf + # Used to flag and report bootstrapping failures. + am_rc=0 + for am_mf do # Strip MF so we end up with the name of the file. - mf=`echo "$mf" | sed -e 's/:.*$//'` - # Check whether this is an Automake generated Makefile or not. - # We used to match only the files named `Makefile.in', but - # some people rename them; so instead we look at the file content. - # Grep'ing the first line is not enough: some people post-process - # each Makefile.in and add a new line on top of each file to say so. - # Grep'ing the whole file is not good either: AIX grep has a line + am_mf=`$as_echo "$am_mf" | sed -e 's/:.*$//'` + # Check whether this is an Automake generated Makefile which includes + # dependency-tracking related rules and includes. + # Grep'ing the whole file directly is not great: AIX grep has a line # limit of 2048, but all sed's we know have understand at least 4000. - if sed -n 's,^#.*generated by automake.*,X,p' "$mf" | grep X >/dev/null 2>&1; then - dirpart=`$as_dirname -- "$mf" || -$as_expr X"$mf" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ - X"$mf" : 'X\(//\)[^/]' \| \ - X"$mf" : 'X\(//\)$' \| \ - X"$mf" : 'X\(/\)' \| . 2>/dev/null || -$as_echo X"$mf" | + sed -n 's,^am--depfiles:.*,X,p' "$am_mf" | grep X >/dev/null 2>&1 \ + || continue + am_dirpart=`$as_dirname -- "$am_mf" || +$as_expr X"$am_mf" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ + X"$am_mf" : 'X\(//\)[^/]' \| \ + X"$am_mf" : 'X\(//\)$' \| \ + X"$am_mf" : 'X\(/\)' \| . 2>/dev/null || +$as_echo X"$am_mf" | sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/ q @@ -6570,55 +6883,48 @@ $as_echo X"$mf" | q } s/.*/./; q'` - else - continue - fi - # Extract the definition of DEPDIR, am__include, and am__quote - # from the Makefile without running `make'. - DEPDIR=`sed -n 's/^DEPDIR = //p' < "$mf"` - test -z "$DEPDIR" && continue - am__include=`sed -n 's/^am__include = //p' < "$mf"` - test -z "am__include" && continue - am__quote=`sed -n 's/^am__quote = //p' < "$mf"` - # When using ansi2knr, U may be empty or an underscore; expand it - U=`sed -n 's/^U = //p' < "$mf"` - # Find all dependency output files, they are included files with - # $(DEPDIR) in their names. We invoke sed twice because it is the - # simplest approach to changing $(DEPDIR) to its actual value in the - # expansion. - for file in `sed -n " - s/^$am__include $am__quote\(.*(DEPDIR).*\)$am__quote"'$/\1/p' <"$mf" | \ - sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g' -e 's/\$U/'"$U"'/g'`; do - # Make sure the directory exists. - test -f "$dirpart/$file" && continue - fdir=`$as_dirname -- "$file" || -$as_expr X"$file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \ - X"$file" : 'X\(//\)[^/]' \| \ - X"$file" : 'X\(//\)$' \| \ - X"$file" : 'X\(/\)' \| . 2>/dev/null || -$as_echo X"$file" | - sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ + am_filepart=`$as_basename -- "$am_mf" || +$as_expr X/"$am_mf" : '.*/\([^/][^/]*\)/*$' \| \ + X"$am_mf" : 'X\(//\)$' \| \ + X"$am_mf" : 'X\(/\)' \| . 2>/dev/null || +$as_echo X/"$am_mf" | + sed '/^.*\/\([^/][^/]*\)\/*$/{ s//\1/ q } - /^X\(\/\/\)[^/].*/{ + /^X\/\(\/\/\)$/{ s//\1/ q } - /^X\(\/\/\)$/{ + /^X\/\(\/\).*/{ s//\1/ q } - /^X\(\/\).*/{ - s//\1/ - q - } s/.*/./; q'` - as_dir=$dirpart/$fdir; as_fn_mkdir_p - # echo "creating $dirpart/$file" - echo '# dummy' > "$dirpart/$file" - done + { echo "$as_me:$LINENO: cd "$am_dirpart" \ + && sed -e '/# am--include-marker/d' "$am_filepart" \ + | $MAKE -f - am--depfiles" >&5 + (cd "$am_dirpart" \ + && sed -e '/# am--include-marker/d' "$am_filepart" \ + | $MAKE -f - am--depfiles) >&5 2>&5 + ac_status=$? + echo "$as_me:$LINENO: \$? = $ac_status" >&5 + (exit $ac_status); } || am_rc=$? done + if test $am_rc -ne 0; then + { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5 +$as_echo "$as_me: error: in \`$ac_pwd':" >&2;} +as_fn_error $? "Something went wrong bootstrapping makefile fragments + for automatic dependency tracking. Try re-running configure with the + '--disable-dependency-tracking' option to at least be able to build + the package (albeit without support for automatic dependency tracking). +See \`config.log' for more details" "$LINENO" 5; } + fi + { am_dirpart=; unset am_dirpart;} + { am_filepart=; unset am_filepart;} + { am_mf=; unset am_mf;} + { am_rc=; unset am_rc;} + rm -f conftest-deps.mk } ;;