diff options
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 358 |
1 files changed, 288 insertions, 70 deletions
@@ -1,6 +1,6 @@ #! /bin/sh # Guess values for system-dependent variables and create Makefiles. -# Generated by GNU Autoconf 2.69.183-96821 for GNU sed 4.3. +# Generated by GNU Autoconf 2.69.183-96821 for GNU sed 4.4. # # Report bugs to <bug-sed@gnu.org>. # @@ -565,8 +565,8 @@ MAKEFLAGS= # Identity of this package. PACKAGE_NAME='GNU sed' PACKAGE_TARNAME='sed' -PACKAGE_VERSION='4.3' -PACKAGE_STRING='GNU sed 4.3' +PACKAGE_VERSION='4.4' +PACKAGE_STRING='GNU sed 4.4' PACKAGE_BUGREPORT='bug-sed@gnu.org' PACKAGE_URL='http://www.gnu.org/software/sed/' @@ -612,6 +612,13 @@ am__EXEEXT_FALSE am__EXEEXT_TRUE LTLIBOBJS LIBOBJS +BUILD_DUMMY_MAN_PAGE_FALSE +BUILD_DUMMY_MAN_PAGE_TRUE +BUILD_MAN_PAGE_FALSE +BUILD_MAN_PAGE_TRUE +PERL +CROSS_COMPILING_FALSE +CROSS_COMPILING_TRUE GNULIB_TEST_WARN_CFLAGS WARN_CFLAGS WERROR_CFLAGS @@ -2074,7 +2081,7 @@ 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 GNU sed 4.3 to adapt to many kinds of systems. +\`configure' configures GNU sed 4.4 to adapt to many kinds of systems. Usage: $0 [OPTION]... [VAR=VALUE]... @@ -2145,7 +2152,7 @@ fi if test -n "$ac_init_help"; then case $ac_init_help in - short | recursive ) echo "Configuration of GNU sed 4.3:";; + short | recursive ) echo "Configuration of GNU sed 4.4:";; esac cat <<\_ACEOF @@ -2270,7 +2277,7 @@ fi test -n "$ac_init_help" && exit $ac_status if $ac_init_version; then cat <<\_ACEOF -GNU sed configure 4.3 +GNU sed configure 4.4 generated by GNU Autoconf 2.69.183-96821 Copyright (C) 2016 Free Software Foundation, Inc. @@ -2907,7 +2914,7 @@ 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 GNU sed $as_me 4.3, which was +It was created by GNU sed $as_me 4.4, which was generated by GNU Autoconf 2.69.183-96821. Invocation command line was $ $0 $@ @@ -3864,7 +3871,7 @@ fi # Define the identity of the package. PACKAGE='sed' - VERSION='4.3' + VERSION='4.4' printf "%s\n" "#define PACKAGE \"$PACKAGE\"" >>confdefs.h @@ -5421,66 +5428,6 @@ 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 -{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether $CC understands -c and -o together" >&5 -printf %s "checking whether $CC understands -c and -o together... " >&6; } -if test ${am_cv_prog_cc_c_o+y} -then : - printf %s "(cached) " >&6 -else - cat confdefs.h - <<_ACEOF >conftest.$ac_ext -/* end confdefs.h. */ - -int -main (void) -{ - - ; - 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 -{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $am_cv_prog_cc_c_o" >&5 -printf "%s\n" "$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 - - depcc="$CC" am_compiler_list= { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking dependency style of $depcc" >&5 @@ -6924,6 +6871,7 @@ fi # Code from module c-strcase: # Code from module c-strcase-tests: # Code from module c-strcaseeq: + # Code from module c99: # Code from module canonicalize-lgpl: # Code from module canonicalize-lgpl-tests: # Code from module chdir: @@ -7114,6 +7062,7 @@ fi # Code from module stat: # Code from module stat-macros: # Code from module stat-tests: + # Code from module std-gnu11: # Code from module stdalign: # Code from module stdalign-tests: # Code from module stdarg: @@ -19313,15 +19262,171 @@ printf "%s\n" "#define GNULIB_TEST_LOCALECONV 1" >>confdefs.h if test "$gl_threads_api" = posix; then # OSF/1 4.0 and Mac OS X 10.1 lack the pthread_rwlock_t type and the # pthread_rwlock_* functions. + has_rwlock=false ac_fn_c_check_type "$LINENO" "pthread_rwlock_t" "ac_cv_type_pthread_rwlock_t" "#include <pthread.h> " if test "x$ac_cv_type_pthread_rwlock_t" = xyes then : + has_rwlock=true printf "%s\n" "#define HAVE_PTHREAD_RWLOCK 1" >>confdefs.h fi + if $has_rwlock; then + + + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether pthread_rwlock_rdlock prefers a writer to a reader" >&5 +printf %s "checking whether pthread_rwlock_rdlock prefers a writer to a reader... " >&6; } +if test ${gl_cv_pthread_rwlock_rdlock_prefer_writer+y} +then : + printf %s "(cached) " >&6 +else + save_LIBS="$LIBS" + LIBS="$LIBS $LIBMULTITHREAD" + if test "$cross_compiling" = yes +then : + gl_cv_pthread_rwlock_rdlock_prefer_writer="guessing yes" +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ + +#include <errno.h> +#include <pthread.h> +#include <stdlib.h> +#include <unistd.h> + +#define SUCCEED() exit (0) +#define FAILURE() exit (1) +#define UNEXPECTED(n) (exit (10 + (n))) + +/* The main thread creates the waiting writer and the requesting reader threads + in the default way; this guarantees that they have the same priority. + We can reuse the main thread as first reader thread. */ + +static pthread_rwlock_t lock; +static pthread_t reader1; +static pthread_t writer; +static pthread_t reader2; +static pthread_t timer; +/* Used to pass control from writer to reader2 and from reader2 to timer, + as in a relay race. + Passing control from one running thread to another running thread + is most likely faster than to create the second thread. */ +static pthread_mutex_t baton; + +static void * +timer_func (void *ignored) +{ + /* Step 13 (can be before or after step 12): + The timer thread takes the baton, then waits a moment to make sure + it can tell whether the second reader thread is blocked at step 12. */ + if (pthread_mutex_lock (&baton)) + UNEXPECTED (13); + usleep (100000); + /* By the time we get here, it's clear that the second reader thread is + blocked at step 12. This is the desired behaviour. */ + SUCCEED (); +} + +static void * +reader2_func (void *ignored) +{ + int err; + + /* Step 8 (can be before or after step 7): + The second reader thread takes the baton, then waits a moment to make sure + the writer thread has reached step 7. */ + if (pthread_mutex_lock (&baton)) + UNEXPECTED (8); + usleep (100000); + /* Step 9: The second reader thread requests the lock. */ + err = pthread_rwlock_tryrdlock (&lock); + if (err == 0) + FAILURE (); + else if (err != EBUSY) + UNEXPECTED (9); + /* Step 10: Launch a timer, to test whether the next call blocks. */ + if (pthread_create (&timer, NULL, timer_func, NULL)) + UNEXPECTED (10); + /* Step 11: Release the baton. */ + if (pthread_mutex_unlock (&baton)) + UNEXPECTED (11); + /* Step 12: The second reader thread requests the lock. */ + err = pthread_rwlock_rdlock (&lock); + if (err == 0) + FAILURE (); + else + UNEXPECTED (12); +} + +static void * +writer_func (void *ignored) +{ + /* Step 4: Take the baton, so that the second reader thread does not go ahead + too early. */ + if (pthread_mutex_lock (&baton)) + UNEXPECTED (4); + /* Step 5: Create the second reader thread. */ + if (pthread_create (&reader2, NULL, reader2_func, NULL)) + UNEXPECTED (5); + /* Step 6: Release the baton. */ + if (pthread_mutex_unlock (&baton)) + UNEXPECTED (6); + /* Step 7: The writer thread requests the lock. */ + if (pthread_rwlock_wrlock (&lock)) + UNEXPECTED (7); + return NULL; +} + +int +main () +{ + reader1 = pthread_self (); + + /* Step 1: The main thread initializes the lock and the baton. */ + if (pthread_rwlock_init (&lock, NULL)) + UNEXPECTED (1); + if (pthread_mutex_init (&baton, NULL)) + UNEXPECTED (1); + /* Step 2: The main thread acquires the lock as a reader. */ + if (pthread_rwlock_rdlock (&lock)) + UNEXPECTED (2); + /* Step 3: Create the writer thread. */ + if (pthread_create (&writer, NULL, writer_func, NULL)) + UNEXPECTED (3); + /* Job done. Go to sleep. */ + for (;;) + { + sleep (1); + } +} + +_ACEOF +if ac_fn_c_try_run "$LINENO" +then : + gl_cv_pthread_rwlock_rdlock_prefer_writer=yes +else + gl_cv_pthread_rwlock_rdlock_prefer_writer=no +fi +rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \ + conftest.$ac_objext conftest.beam conftest.$ac_ext +fi + + LIBS="$save_LIBS" + +fi +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $gl_cv_pthread_rwlock_rdlock_prefer_writer" >&5 +printf "%s\n" "$gl_cv_pthread_rwlock_rdlock_prefer_writer" >&6; } + case "$gl_cv_pthread_rwlock_rdlock_prefer_writer" in + *yes) + +printf "%s\n" "#define HAVE_PTHREAD_RWLOCK_RDLOCK_PREFER_WRITER 1" >>confdefs.h + + ;; + esac + + fi # glibc defines PTHREAD_MUTEX_RECURSIVE as enum, not as a macro. cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ @@ -33344,6 +33449,107 @@ printf "%s\n" "#define GNULIB_PORTCHECK 1" >>confdefs.h fi + if test "$cross_compiling" = yes; then + CROSS_COMPILING_TRUE= + CROSS_COMPILING_FALSE='#' +else + CROSS_COMPILING_TRUE='#' + CROSS_COMPILING_FALSE= +fi + + +# Perl is needed for help2man +# Extract the first word of "perl", so it can be a program name with args. +set dummy perl; ac_word=$2 +{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5 +printf %s "checking for $ac_word... " >&6; } +if test ${ac_cv_path_PERL+y} +then : + printf %s "(cached) " >&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 + case $as_dir in #((( + '') as_dir=./ ;; + */) ;; + *) as_dir=$as_dir/ ;; + esac + for ac_exec_ext in '' $ac_executable_extensions; do + if as_fn_executable_p "$as_dir$ac_word$ac_exec_ext"; then + ac_cv_path_PERL="$as_dir$ac_word$ac_exec_ext" + printf "%s\n" "$as_me:${as_lineno-$LINENO}: found $as_dir$ac_word$ac_exec_ext" >&5 + break 2 + fi +done + done +IFS=$as_save_IFS + + ;; +esac +fi +PERL=$ac_cv_path_PERL +if test -n "$PERL"; then + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $PERL" >&5 +printf "%s\n" "$PERL" >&6; } +else + { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5 +printf "%s\n" "no" >&6; } +fi + + + +# building from tarball? +built_from_tarball=no +test -f "$srcdir"/.tarball-version && \ + ! test -d "$srcdir/.git" && \ + built_from_tarball=yes + +# Can the man page be built? +# Perl needed for help2man, executing sed needed for 'sed --help' +can_rebuild_man_page=no +test -n "$PERL" && \ + test "$cross_compiling" != yes && \ + can_rebuild_man_page=yes + +# Build the man page when +# building from git and rebuilding is possible. + if test "$built_from_tarball" = no && \ + test "$can_rebuild_man_page" = yes; then + BUILD_MAN_PAGE_TRUE= + BUILD_MAN_PAGE_FALSE='#' +else + BUILD_MAN_PAGE_TRUE='#' + BUILD_MAN_PAGE_FALSE= +fi + + +# Create a stub man page instead of failing when +# building from git and rebuilding is not possible. + if test "$built_from_tarball" = no && \ + test "$can_rebuild_man_page" = no; then + BUILD_DUMMY_MAN_PAGE_TRUE= + BUILD_DUMMY_MAN_PAGE_FALSE='#' +else + BUILD_DUMMY_MAN_PAGE_TRUE='#' + BUILD_DUMMY_MAN_PAGE_FALSE= +fi + + + +# This is needed when building outside the source dir +# with --disable-dependency-tracking, see https://bugs.gnu.org/25371 +as_dir=lib; as_fn_mkdir_p +as_dir=sed; as_fn_mkdir_p +as_dir=doc; as_fn_mkdir_p +as_dir=testsuite; as_fn_mkdir_p + ac_config_files="$ac_config_files Makefile po/Makefile.in gnulib-tests/Makefile" cat >confcache <<\_ACEOF @@ -33593,6 +33799,18 @@ if test -z "${TEST_REGEX_TRUE}" && test -z "${TEST_REGEX_FALSE}"; then as_fn_error $? "conditional \"TEST_REGEX\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 fi +if test -z "${CROSS_COMPILING_TRUE}" && test -z "${CROSS_COMPILING_FALSE}"; then + as_fn_error $? "conditional \"CROSS_COMPILING\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi +if test -z "${BUILD_MAN_PAGE_TRUE}" && test -z "${BUILD_MAN_PAGE_FALSE}"; then + as_fn_error $? "conditional \"BUILD_MAN_PAGE\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi +if test -z "${BUILD_DUMMY_MAN_PAGE_TRUE}" && test -z "${BUILD_DUMMY_MAN_PAGE_FALSE}"; then + as_fn_error $? "conditional \"BUILD_DUMMY_MAN_PAGE\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi : "${CONFIG_STATUS=./config.status}" ac_write_fail=0 @@ -33962,7 +34180,7 @@ cat >>$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 GNU sed $as_me 4.3, which was +This file was extended by GNU sed $as_me 4.4, which was generated by GNU Autoconf 2.69.183-96821. Invocation command line was CONFIG_FILES = $CONFIG_FILES @@ -34034,7 +34252,7 @@ _ACEOF cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 ac_cs_config="`printf "%s\n" "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`" ac_cs_version="\\ -GNU sed config.status 4.3 +GNU sed config.status 4.4 configured by $0, generated by GNU Autoconf 2.69.183-96821, with options \\"\$ac_cs_config\\" |