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https://sourceware.org/git/glibc.git
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Rejigger header generation for default uname implementation.
This commit is contained in:
Roland McGrath
parent
f2ac4868b7
commit
090555538d
@ -1,5 +1,12 @@
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2010-08-24 Roland McGrath <roland@redhat.com>
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* configure.in: Remove config-name.h generation.
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* configure: Regenerated.
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* config-name.in: File removed.
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* scripts/config-uname.sh: New file.
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* posix/Makefile (uname.c): Depend on $(objdir)config-name.h.
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($(objdir)config-name.h): New target.
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* sunrpc/rpc_parse.h: Avoid nested comment.
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2010-08-24 Richard Henderson <rth@redhat.com>
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@ -1,9 +0,0 @@
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/* @configure_input@ -*- C -*-
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This is used only by the generic `uname' function for systems with no real
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`uname' call. If this data is not correct, it does not matter much. */
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#define UNAME_SYSNAME "@uname_sysname@"
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#define UNAME_RELEASE "@uname_release@"
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#define UNAME_VERSION "@uname_version@"
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#define UNAME_MACHINE "@host_cpu@-@host_vendor@"
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87
configure
vendored
87
configure
vendored
@ -623,9 +623,6 @@ libc_cv_sysconfdir
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libc_cv_localedir
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libc_cv_slibdir
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old_glibc_headers
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uname_version
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uname_release
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uname_sysname
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libc_cv_gcc_unwind_find_fde
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sizeof_long_double
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EGREP
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@ -7746,8 +7743,7 @@ libc_cv_gcc_unwind_find_fde=no
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libc_cv_idn=no
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# Iterate over all the sysdep directories we will use, running their
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# configure fragments, and looking for a uname implementation.
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uname=
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# configure fragments.
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for dir in $sysnames; do
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case $dir in
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/*) dest=$dir ;;
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@ -7758,15 +7754,6 @@ for dir in $sysnames; do
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$as_echo "running configure fragment for $dir" >&6; }
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. $dest/configure
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fi
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if test -z "$uname"; then
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if test -r $dest/uname.c ||
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test -r $dest/uname.S ||
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{ test -r $dest/syscalls.list &&
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grep '^uname[ ]' $dest/syscalls.list >/dev/null; }; then
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uname=$dir
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fi
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fi
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done
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if test x$libc_cv_gcc_unwind_find_fde = xyes; then
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@ -7775,75 +7762,6 @@ if test x$libc_cv_gcc_unwind_find_fde = xyes; then
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fi
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# If we will use the generic uname implementation, we must figure out what
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# it will say by examining the system, and write the results in config-name.h.
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if test "$uname" = "sysdeps/generic"; then
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uname_sysname=`echo $config_os | sed 's/[0-9.]*$//'`
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if test $uname_sysname != $config_os; then
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config_release=`echo $config_os | sed s/$uname_sysname//`
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fi
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{ $as_echo "$as_me:${as_lineno-$LINENO}: checking OS release for uname" >&5
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$as_echo_n "checking OS release for uname... " >&6; }
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if test "${libc_cv_uname_release+set}" = set; then :
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$as_echo_n "(cached) " >&6
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else
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if test -r /vmunix; then
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kernel_id=`strings /vmunix | grep UNIX`
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elif test -r /dynix; then
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kernel_id=`strings /dynix | grep DYNIX`
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else
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kernel_id=
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fi
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kernel_release=`echo "$kernel_id" | sed 's/^[^0-9.]*\([0-9.]*\).*$/\1/'`
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if test x`echo "$config_release" | sed "s/^$kernel_release//"` \
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!= x$config_release; then
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# The configuration release is a substring of the kernel release.
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libc_cv_uname_release=$kernel_release
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elif test x$config_release != x; then
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libc_cv_uname_release=$config_release
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elif test x$kernel_release != x; then
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libc_cv_uname_release=$kernel_release
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else
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libc_cv_uname_release=unknown
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fi
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fi
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_uname_release" >&5
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$as_echo "$libc_cv_uname_release" >&6; }
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uname_release="$libc_cv_uname_release"
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{ $as_echo "$as_me:${as_lineno-$LINENO}: checking OS version for uname" >&5
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$as_echo_n "checking OS version for uname... " >&6; }
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if test "${libc_cv_uname_version+set}" = set; then :
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$as_echo_n "(cached) " >&6
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else
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if test -r /vmunix; then
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kernel_id=`strings /vmunix | grep UNIX`
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elif test -r /dynix; then
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kernel_id=`strings /dynix | grep DYNIX`
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else
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kernel_id=
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fi
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kernel_version=`echo "$kernel_id" | sed 's/^[^#]*#\([0-9]*\).*$/\1/'`
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if test -n "$kernel_version"; then
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libc_cv_uname_version="$kernel_version"
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else
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libc_cv_uname_version=unknown
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fi
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fi
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_uname_version" >&5
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$as_echo "$libc_cv_uname_version" >&6; }
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uname_version="$libc_cv_uname_version"
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config_uname=config-name.h:config-name.in
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else
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# For non-generic uname, we don't need to create config-name.h at all.
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config_uname=
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fi
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$as_echo "#define USE_IN_LIBIO 1" >>confdefs.h
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@ -7938,7 +7856,7 @@ RELEASE=`sed -n -e 's/^#define RELEASE "\([^"]*\)"/\1/p' < $srcdir/version.h`
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ac_config_files="$ac_config_files config.make ${config_makefile} ${config_uname}"
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ac_config_files="$ac_config_files config.make ${config_makefile}"
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ac_config_commands="$ac_config_commands default"
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@ -8640,7 +8558,6 @@ do
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"config.h") CONFIG_HEADERS="$CONFIG_HEADERS config.h" ;;
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"config.make") CONFIG_FILES="$CONFIG_FILES config.make" ;;
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"${config_makefile}") CONFIG_FILES="$CONFIG_FILES ${config_makefile}" ;;
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"${config_uname}") CONFIG_FILES="$CONFIG_FILES ${config_uname}" ;;
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"default") CONFIG_COMMANDS="$CONFIG_COMMANDS default" ;;
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*) as_fn_error "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
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73
configure.in
73
configure.in
@ -2192,8 +2192,7 @@ libc_cv_gcc_unwind_find_fde=no
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libc_cv_idn=no
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# Iterate over all the sysdep directories we will use, running their
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# configure fragments, and looking for a uname implementation.
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uname=
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# configure fragments.
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for dir in $sysnames; do
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case $dir in
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/*) dest=$dir ;;
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@ -2203,16 +2202,6 @@ for dir in $sysnames; do
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AC_MSG_RESULT(running configure fragment for $dir)
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. $dest/configure
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fi
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[
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if test -z "$uname"; then
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if test -r $dest/uname.c ||
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test -r $dest/uname.S ||
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{ test -r $dest/syscalls.list &&
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grep '^uname[ ]' $dest/syscalls.list >/dev/null; }; then
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uname=$dir
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fi
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fi
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]dnl
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done
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if test x$libc_cv_gcc_unwind_find_fde = xyes; then
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@ -2220,64 +2209,6 @@ if test x$libc_cv_gcc_unwind_find_fde = xyes; then
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fi
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AC_SUBST(libc_cv_gcc_unwind_find_fde)
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# If we will use the generic uname implementation, we must figure out what
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# it will say by examining the system, and write the results in config-name.h.
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if test "$uname" = "sysdeps/generic"; then
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changequote(,)dnl
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uname_sysname=`echo $config_os | sed 's/[0-9.]*$//'`
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changequote([,])dnl
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if test $uname_sysname != $config_os; then
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config_release=`echo $config_os | sed s/$uname_sysname//`
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fi
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dnl
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AC_DEFUN(LIBC_KERNEL_ID, [dnl
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if test -r /vmunix; then
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kernel_id=`strings /vmunix | grep UNIX`
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elif test -r /dynix; then
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kernel_id=`strings /dynix | grep DYNIX`
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else
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kernel_id=
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fi
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])dnl
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AC_CACHE_CHECK(OS release for uname, libc_cv_uname_release, [dnl
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LIBC_KERNEL_ID
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changequote(,)dnl
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kernel_release=`echo "$kernel_id" | sed 's/^[^0-9.]*\([0-9.]*\).*$/\1/'`
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changequote([,])dnl
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if test x`echo "$config_release" | sed "s/^$kernel_release//"` \
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!= x$config_release; then
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# The configuration release is a substring of the kernel release.
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libc_cv_uname_release=$kernel_release
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elif test x$config_release != x; then
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libc_cv_uname_release=$config_release
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elif test x$kernel_release != x; then
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libc_cv_uname_release=$kernel_release
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else
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libc_cv_uname_release=unknown
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fi])
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uname_release="$libc_cv_uname_release"
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AC_CACHE_CHECK(OS version for uname, libc_cv_uname_version, [dnl
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LIBC_KERNEL_ID
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changequote(,)dnl
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kernel_version=`echo "$kernel_id" | sed 's/^[^#]*#\([0-9]*\).*$/\1/'`
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changequote([,])dnl
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if test -n "$kernel_version"; then
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libc_cv_uname_version="$kernel_version"
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else
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libc_cv_uname_version=unknown
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fi])
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uname_version="$libc_cv_uname_version"
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AC_SUBST(uname_sysname) AC_SUBST(uname_release) AC_SUBST(uname_version)dnl
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config_uname=config-name.h:config-name.in
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else
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# For non-generic uname, we don't need to create config-name.h at all.
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config_uname=
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fi
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dnl This is tested by existing code and it's simpler to avoid changing it.
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AC_DEFINE(USE_IN_LIBIO)
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@ -2361,7 +2292,7 @@ RELEASE=`sed -n -e 's/^#define RELEASE "\([^"]*\)"/\1/p' < $srcdir/version.h`
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AC_SUBST(VERSION)
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AC_SUBST(RELEASE)
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AC_CONFIG_FILES([config.make ${config_makefile} ${config_uname}])
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AC_CONFIG_FILES([config.make ${config_makefile}])
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AC_CONFIG_COMMANDS([default],[[
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case $CONFIG_FILES in *config.make*)
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echo "$config_vars" >> config.make;;
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@ -139,6 +139,14 @@ $(objpfx)wordexp-tst.out: wordexp-tst.sh $(objpfx)wordexp-test
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endif
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endif
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# If we will use the generic uname implementation, we must figure out what
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# it will say by examining the system, and write the results in config-name.h.
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uname.c: $(objpfx)config-name.h
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$(objpfx)config-name.h: $(..)scripts/config-uname.sh $(common-objpfx)config.make
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$< '$(config-os)' '$(config-release)' \
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'$(config-machine)-$(config-vendor)' > $@.new
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mv -f $@.new $@
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CFLAGS-regex.c = -Wno-strict-prototypes
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CFLAGS-getaddrinfo.c = -DRESOLVER -fexceptions -DUSE_NSCD
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CFLAGS-pread.c = -fexceptions -fasynchronous-unwind-tables
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50
scripts/config-uname.sh
Executable file
50
scripts/config-uname.sh
Executable file
@ -0,0 +1,50 @@
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#!/bin/sh
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config_os=$1
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config_release=$2
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uname_machine=$3
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uname_sysname=`echo $config_os | sed 's/[0-9.]*$//'`
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if test $uname_sysname != $config_os; then
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config_release=`echo $config_os | sed s/$uname_sysname//`
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fi
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if test -r /vmunix; then
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kernel_id=`strings /vmunix | grep UNIX`
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elif test -r /dynix; then
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kernel_id=`strings /dynix | grep DYNIX`
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else
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kernel_id=
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fi
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kernel_release=`echo "$kernel_id" | sed 's/^[^0-9.]*\([0-9.]*\).*$/\1/'`
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if test x`echo "$config_release" | sed "s/^$kernel_release//"` \
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!= x$config_release; then
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# The configuration release is a substring of the kernel release.
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uname_release=$kernel_release
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elif test x$config_release != x; then
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uname_release=$config_release
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elif test x$kernel_release != x; then
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uname_release=$kernel_release
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else
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uname_release=unknown
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fi
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kernel_version=`echo "$kernel_id" | sed 's/^[^#]*#\([0-9]*\).*$/\1/'`
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if test -n "$kernel_version"; then
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uname_version="$kernel_version"
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else
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uname_version=unknown
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fi
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cat <<EOF
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/* This file is generated by $0. DO NOT EDIT.
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This is used only by the generic uname function for systems with no real
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uname call. If this data is not correct, it does not matter much. */
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#define UNAME_SYSNAME "$uname_sysname"
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#define UNAME_RELEASE "$uname_release"
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#define UNAME_VERSION "$uname_version"
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#define UNAME_MACHINE "$uname_machine"
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EOF
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