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configure
executable file
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configure
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#!/bin/sh
# rawhide - find files using pretty C expressions
# https://raf.org/rawhide
# https://github.com/raforg/rawhide
# https://codeberg.org/raforg/rawhide
#
# Copyright (C) 1990 Ken Stauffer, 2022-2023 raf <[email protected]>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, see <https://www.gnu.org/licenses/>.
#
# 20231013 raf <[email protected]>
# Show the usage messge for --help
for opt in "$@"
do
case "$opt" in
--help|-h)
echo "$0 [options]"
echo "options:"
echo " --help, -h - Output this help message, then exit"
echo " --verbose, -v - Show resulting config diffs (Note: no option bundling)"
echo " --test, -n - Don't modify anything (Note: no option bundling)"
echo " --destdir=/path - Override DESTDIR in Makefile for building packages"
echo " --prefix=/path - Override platform-specific installation prefix"
echo " --etcdir=/path - Override platform-specific config directory"
echo " --mandir=/path - Override platform-specific manpage directory"
echo " --macports - Override default macOS config for macports"
echo " --macports-prefix=/path - Same as --macports with a non-default prefix"
echo " --enable-pcre2 - Enable PCRE2 support (default when present)"
echo " --disable-pcre2 - Disable PCRE2 support"
echo " --enable-acl - Enable ACL support (default when possible)"
echo " --disable-acl - Disable ACL support"
echo " --enable-ea - Enable EA support (default when possible)"
echo " --disable-ea - Disable EA support"
echo " --enable-attr - Enable attr/flag support (default when possible)"
echo " --disable-attr - Disable attr/flag support"
echo " --enable-flag - Alias for --enable-attr (BSD terminology)"
echo " --disable-flag - Alias for --disable-attr (BSD terminology)"
echo " --enable-magic - Enable libmagic support (default when possible)"
echo " --disable-magic - Disable libmagic support"
echo " --enable-ndebug - Enable NDEBUG (remove debugging code)"
echo " --disable-ndebug - Disable NDEBUG (keep debugging code - default)"
echo " --enable-mangz - Enable gzipped manpages (default on some systems)"
echo " --disable-mangz - Disable gzipped manpages (default)"
echo " --disable-major - Forget location of major/minor (for distribution)"
echo " --enable-gcov - Enable gcov test coverage measurement (do not install)"
echo " --disable-gcov - Disable gcov test coverage measurement (default)"
echo " --enable-ubsan - Enable the undefined behaviour sanitizer (do not install)"
echo " --disable-ubsan - Disable the undefined behaviour sanitizer (default)"
echo " --enable-asan - Enable the address sanitizer (do not install)"
echo " --disable-asan - Disable the address sanitizer (default)"
echo " --disable-cc-other - Forget non-default compiler (for distribution)"
echo " --static=SIZE - Adjust static memory: large (default), small, tiny"
echo " --default - Restore Makefile to its defaults (for distribution)"
echo
echo "Rawhide should compile on any POSIX system as is, but different systems"
echo "want software, configuration, and manpages to be in different locations."
echo "This configure script knows where to put things for several platforms:"
echo
echo " Linux, FreeBSD, OpenBSD, NetBSD, macOS/macports, Solaris, Cygwin"
echo ""
echo "To override the makefile \$(DESTDIR), use --destdir."
echo "This is for building packages and doesn't affect paths in the final binary."
echo ""
echo "To override a platform-specific install prefix, use --prefix (e.g. /opt/bin)."
echo "A synonym for --prefix=/usr/local is --prefix=default"
echo ""
echo "To override a platform-specific config directory, use --etcdir (e.g. /opt/etc)."
echo ""
echo "To override a platform-specific manpage directory, use --mandir (e.g. /opt/man)."
echo ""
echo "To compile for macports, use --macports (uses /opt/local for everything)."
echo "If you have a non-default macports prefix, use --macports-prefix instead."
echo ""
echo "It is highly recommended to have libpcre2-8 installed before running configure."
echo "It is optional, and rh is still much fun without it, but pcre greatly enhances"
echo "the level of fun to be had. It is enabled by default if it's available."
echo "To explicitly disable pcre2 and all the fun it brings, use --disable-pcre2."
echo ""
echo "If \$CC is set here, it will override the compiler in the Makefile."
echo ""
echo "\$CPPFLAGS, \$CFLAGS and \$LDFLAGS additions might need to be supplied to make"
echo "later."
echo ""
echo "The --static=SIZE option can reduce the sizes of static declarations for the"
echo "rawhide virtual machine. It might be useful on resource-constrained systems."
echo "But it just \"reduces\" unused virtual pages, so I'm not sure it does anything."
echo "But smaller settings do reduce resident memory noticeably, so it does something."
echo "See Makefile for more information."
echo ""
echo " large: code 2000000, stack 1000000, stringdata 200000, filerefs 10000 (default)"
echo " small: code 200000, stack 100000, stringdata 20000, filerefs 1000 (10%)"
echo " tiny: code 20000, stack 10000, stringdata 2000, filerefs 100 (1%)"
echo ""
echo "Note that small and tiny will cause tests/t12 parser error tests to fail."
echo "So you can run tests before changing this, or just not worry about them."
echo ""
echo "Note that --enable-ndebug will break the \"invalid -? option argument: wrong\""
echo "test in tests/t20. But that's OK."
echo ""
echo "The --enable-mangz and --disable-mangz are for systems that this configure"
echo "script doesn't know about. By default, manual entries are not gzipped, except"
echo "for the operating systems that configure knows prefer gzipped manual entries."
echo "If configure doesn't know about your operating system, and it does prefer"
echo "gzipped manual entries, then use --enable-mangz."
echo ""
echo "Don't --enable-gcov and then install the resulting binary."
echo ""
exit 0
;;
esac
done
# Record --verbose and --test early (for editconf)
test=0
verbose=0
for opt in "$@"
do
case "$opt" in
--verbose|-v)
verbose=1;
;;
--test|-n)
test=1;
;;
esac
done
# Handle --default (for distribution)
case "$1" in
--default|default)
set -- \
--destdir= --prefix=/usr/local --etcdir=/etc --mandir='$(PREFIX)/share/man' \
--disable-pcre2 --disable-acl --disable-ea --disable-attr --disable-magic \
--disable-ndebug --disable-mangz --disable-major --disable-gcov \
--disable-ubsan --disable-asan --disable-cc-other --static=large
;;
esac
# Fatal error message (for editconf)
die() { echo "$0: $@" >&2; exit 1; }
# Modify a file (Makefile) with sed (honours --verbose and --test)
editconf()
{
fname="$1"; shift
if [ $verbose = 1 ]
then
sed "$@" < "$fname" > "$fname.tmp"; diff -u "$fname" "$fname.tmp"; rm "$fname.tmp"
fi
if [ $test = 0 ]
then
sed "$@" < "$fname" > "$fname.tmp" && mv "$fname.tmp" "$fname" || die "failed to edit $fname"
fi
}
# Operating system preferences (installation locations and manual compression)
case "`uname`" in
Linux*) # prefix=/usr/local etcdir=/etc mandir=$prefix/share/man manzip=1
echo "Configuring for linux"
editconf Makefile \
-e 's,^\(PREFIX = \).*$,\1/usr/local,' \
-e 's,^ETCDIR,#ETCDIR,' -e 's,^#\(ETCDIR = /etc\),\1,' \
-e 's,^\(MAN_INSDIR = \).*$,\1$(PREFIX)/share/man,' \
-e 's,^\(MAN_GZIP =\) 0,\1 1,'
;;
FreeBSD*) # prefix=/usr/local etcdir=$prefix/etc mandir=$prefix/man manzip=1
echo "Configuring for freebsd"
editconf Makefile \
-e 's,^\(PREFIX = \).*$,\1/usr/local,' \
-e 's,^ETCDIR,#ETCDIR,' -e 's,^#\(ETCDIR = $(PREFIX)/etc\),\1,' \
-e 's,^\(MAN_INSDIR = \).*$,\1$(PREFIX)/man,' \
-e 's,^\(MAN_GZIP =\) 0,\1 1,'
;;
NetBSD*) # prefix=/usr/pkg etcdir=$prefix/etc mandir=$prefix/man manzip=0
echo "Configuring for netbsd"
editconf Makefile \
-e 's,^\(PREFIX = \).*$,\1/usr/pkg,' \
-e 's,^ETCDIR,#ETCDIR,' -e 's,^#\(ETCDIR = $(PREFIX)/etc\),\1,' \
-e 's,^\(MAN_INSDIR = \).*$,\1$(PREFIX)/man,' \
-e 's,^\(MAN_GZIP =\) 1,\1 0,'
;;
OpenBSD*) # prefix=/usr/local etcdir=$prefix/etc mandir=$prefix/man manzip=0
echo "Configuring for openbsd"
editconf Makefile \
-e 's,^\(PREFIX = \).*$,\1/usr/local,' \
-e 's,^ETCDIR,#ETCDIR,' -e 's,^#\(ETCDIR = $(PREFIX)/etc\),\1,' \
-e 's,^\(MAN_INSDIR = \).*$,\1$(PREFIX)/man,' \
-e 's,^\(MAN_GZIP =\) 1,\1 0,'
;;
SunOS*|Solaris) # prefix=/usr/local etcdir=/etc mandir=$prefix/man manzip=0
echo "Configuring for Solaris"
editconf Makefile \
-e 's,^\(PREFIX = \).*$,\1/usr/local,' \
-e 's,^ETCDIR,#ETCDIR,' -e 's,^#\(ETCDIR = /etc\),\1,' \
-e 's,^\(MAN_INSDIR = \).*$,\1$(PREFIX)/share/man,' \
-e 's,^\(MAN_GZIP =\) 1,\1 0,'
;;
Darwin*) # prefix=/usr/local etcdir=/etc mandir=$prefix/share/man manzip=0
echo "Configuring for macos"
editconf Makefile \
-e 's,^\(PREFIX = \).*$,\1/usr/local,' \
-e 's,^ETCDIR,#ETCDIR,' -e 's,^#\(ETCDIR = /etc\),\1,' \
-e 's,^\(MAN_INSDIR = \).*$,\1$(PREFIX)/share/man,' \
-e 's,^\(MAN_GZIP =\) 1,\1 0,'
;;
CYGWIN_NT*) # prefix=/usr/local etcdir=/etc mandir=$prefix/share/man manzip=1
echo "Configuring for cygwin"
editconf Makefile \
-e 's,^\(PREFIX = \).*$,\1/usr/local,' \
-e 's,^ETCDIR,#ETCDIR,' -e 's,^#\(ETCDIR = /etc\),\1,' \
-e 's,^\(MAN_INSDIR = \).*$,\1$(PREFIX)/share/man,' \
-e 's,^\(MAN_GZIP =\) 0,\1 1,'
;;
*)
echo "Unknown platform: Check Makefile for binary/config/manpage installation locations"
editconf Makefile \
-e 's,^\(PREFIX = \).*$,\1/usr/local,' \
-e 's,^ETCDIR,#ETCDIR,' -e 's,^#\(ETCDIR = $(PREFIX)/etc\),\1,' \
-e 's,^\(MAN_INSDIR = \).*$,\1$(PREFIX)/man,' \
-e 's,^\(MAN_GZIP =\) 1,\1 0,'
;;
esac
# Change from cc to gcc if cc is not in path (for Solaris)
[ -z "`command -v cc`" -a -n "`command -v gcc`" ] &&
editconf Makefile -e 's,^CC =,#CC =,' -e 's,^#\(CC = gcc\),\1,'
# Set CC from $CC (for macports)
if [ "x$CC" != x ]
then
echo "Configuring CC as $CC"
editconf Makefile \
-e 's/^\(CC = cc\)$/#\1/;' \
-e 's/^\(CC = gcc\)$/#\1/;' \
-e 's,^#CC = .*other$,CC = '"$CC"' # other,;'
fi
# Set $CC for tests below
[ -z "$CC" -a -n "`command -v cc`" ] && CC=cc
[ -z "$CC" -a -n "`command -v gcc`" ] && CC=gcc
# Compile a test program
compile_test()
{
"$CC" $CFLAGS $TEST_CFLAGS -o configchk configchk.c $TEST_LDFLAGS $LDFLAGS 2>/dev/null
rc=$?
if [ $rc != 0 ]; then TEST_CFLAGS=""; TEST_LDFLAGS=""; fi
rm -f configchk.c configchk
return $rc
}
# Look for ACL
create_acl_macos_code()
{
cat > configchk.c <<END
#include <stdio.h>
#include <sys/types.h>
#include <sys/acl.h>
int main(int ac, char **av)
{
acl_t acl;
if ((acl = acl_get_file(av[1], ACL_TYPE_EXTENDED))) /* ACL_TYPE_EXTENDED is an enum not a #define */
{
char *acl_text = acl_to_text(acl, NULL);
acl_free(acl);
if (acl_text)
{
printf("%s\n", acl_text);
acl_free(acl_text);
}
}
return 0;
}
END
}
test_acl_macos()
{
create_acl_macos_code
compile_test || return 1
echo "Configuring --enable-acl$acl_reason"
editconf Makefile \
-e 's,^#\(ACL_DEFINES =\).*$,\1 -DHAVE_ACL=1 -DHAVE_POSIX_ACL=1 -DHAVE_MACOS_ACL=1,' \
-e 's,^#\(ACL_CFLAGS =\).*$,\1,' \
-e 's,^#\(ACL_LDFLAGS =\).*$,\1,'
HAVE_ACL=1
return 0
}
create_acl_freebsd_code()
{
cat > configchk.c <<END
#include <stdio.h>
#include <sys/types.h>
#include <sys/acl.h>
int main(int ac, char **av)
{
acl_t acl;
if ((acl = acl_get_file(av[1], ACL_TYPE_NFS4)))
{
char *acl_text = acl_to_text(acl, NULL);
if (acl_text)
{
printf("%s\n", acl_text);
acl_free(acl_text);
}
acl_text = acl_to_text_np(acl, NULL, ACL_TEXT_VERBOSE);
acl_free(acl);
if (acl_text)
{
printf("%s\n", acl_text);
acl_free(acl_text);
}
}
return 0;
}
END
}
test_acl_freebsd()
{
create_acl_freebsd_code
compile_test || return 1
echo "Configuring --enable-acl$acl_reason"
editconf Makefile \
-e 's,^#\(ACL_DEFINES =\).*$,\1 -DHAVE_ACL=1 -DHAVE_POSIX_ACL=1 -DHAVE_FREEBSD_ACL=1,' \
-e 's,^#\(ACL_CFLAGS =\).*$,\1,' \
-e 's,^#\(ACL_LDFLAGS =\).*$,\1,'
HAVE_ACL=1
return 0
}
create_acl_posix_code()
{
cat > configchk.c <<END
#include <stdio.h>
#include <sys/types.h>
#include <sys/acl.h>
int main(int ac, char **av)
{
acl_t acl;
if ((acl = acl_get_file(av[1], ACL_TYPE_ACCESS)))
{
char *acl_text = acl_to_text(acl, NULL);
acl_free(acl);
if (acl_text)
{
printf("%s\n", acl_text);
acl_free(acl_text);
}
}
return 0;
}
END
}
test_acl_posix_native()
{
create_acl_posix_code
compile_test || return 1
echo "Configuring --enable-acl$acl_reason"
editconf Makefile \
-e 's,^#\(ACL_DEFINES =\).*$,\1 -DHAVE_ACL=1 -DHAVE_POSIX_ACL=1,' \
-e 's,^#\(ACL_CFLAGS =\).*$,\1,' \
-e 's,^#\(ACL_LDFLAGS =\).*$,\1,'
HAVE_ACL=1
return 0
}
test_acl_posix_libacl()
{
create_acl_posix_code
TEST_CFLAGS="`pkg-config --cflags libacl 2>/dev/null`"
[ $? = 0 ] || return 1
TEST_LDFLAGS="`pkg-config --libs libacl 2>/dev/null`"
compile_test || return 1
echo "Configuring --enable-acl$acl_reason"
editconf Makefile \
-e 's:^#\(ACL_DEFINES =\).*$:\1 -DHAVE_ACL=1 -DHAVE_POSIX_ACL=1:' \
-e 's:^#\(ACL_CFLAGS =\)$:\1 '"$TEST_CFLAGS"':' \
-e 's:^#\(ACL_LDFLAGS =\)$:\1 '"$TEST_LDFLAGS"':'
HAVE_ACL=1
TEST_CFLAGS=""
TEST_LDFLAGS=""
return 0
}
create_acl_solaris_code()
{
cat > configchk.c <<END
#include <stdlib.h>
#include <stdio.h>
#include <sys/acl.h>
int main(int ac, char **av)
{
acl_t *acl = NULL;
if (acl_get(av[1], ACL_NO_TRIVIAL, &acl) != -1 && acl)
{
char *acl_text = acl_totext(acl, ACL_COMPACT_FMT | ACL_SID_FMT);
acl_free(acl);
if (acl_text)
{
printf("%s\n", acl_text);
free(acl_text);
}
}
return 0;
}
END
}
test_solaris_acl_libsec()
{
create_acl_solaris_code
TEST_CFLAGS=""
TEST_LDFLAGS="-lsec"
compile_test || return 1
echo "Configuring --enable-acl$acl_reason"
editconf Makefile \
-e 's:^#\(ACL_DEFINES =\).*$:\1 -DHAVE_ACL=1 -DHAVE_SOLARIS_ACL=1:' \
-e 's:^#\(ACL_CFLAGS =\)$:\1 '"$TEST_CFLAGS"':' \
-e 's:^#\(ACL_LDFLAGS =\)$:\1 '"$TEST_LDFLAGS"':'
HAVE_ACL=1
TEST_CFLAGS=""
TEST_LDFLAGS=""
return 0
}
case "$*" in
*--disable-acl*)
;;
*)
case "$*" in *--enable-acl*) acl_reason="";; *) acl_reason=" (default)";; esac
test_acl_posix_libacl || test_acl_macos || test_acl_freebsd || test_solaris_acl_libsec || test_acl_posix_native
;;
esac
# Look for EA
create_ea_linux_code()
{
cat > configchk.c <<END
#include <stdio.h>
#include <sys/types.h>
#include <sys/xattr.h>
int main(int ac, char **av)
{
size_t keylistlen1 = listxattr(av[1], NULL, 0);
size_t keylistlen2 = llistxattr(av[1], NULL, 0);
size_t valuelen = getxattr(av[1], "key", NULL, 0);
return keylistlen1 && keylistlen2 && valuelen;
}
END
}
test_ea_linux()
{
[ "`uname`" = NetBSD ] && return 1 # NetBSD just sets errno = Not supported
create_ea_linux_code
compile_test || return 1
echo "Configuring --enable-ea$ea_reason"
editconf Makefile \
-e 's,^#\(EA_DEFINES =\).*$,\1 -DHAVE_EA=1 -DHAVE_LINUX_EA=1,' \
-e 's,^#\(EA_CFLAGS =\).*$,\1,' \
-e 's,^#\(EA_LDFLAGS =\).*$,\1,'
HAVE_EA=1
return 0
}
create_ea_macos_code()
{
cat > configchk.c <<END
#include <stdio.h>
#include <sys/xattr.h>
int main(int ac, char **av)
{
ssize_t keylistlen = listxattr(av[1], NULL, 0, XATTR_NOFOLLOW);
ssize_t varlen = getxattr(av[1], "name", NULL, 0, 0, XATTR_NOFOLLOW);
return keylistlen && varlen;
}
END
}
test_ea_macos()
{
create_ea_macos_code
compile_test || return 1
echo "Configuring --enable-ea$ea_reason"
editconf Makefile \
-e 's,^#\(EA_DEFINES =\).*$,\1 -DHAVE_EA=1 -DHAVE_MACOS_EA=1,' \
-e 's,^#\(EA_CFLAGS =\).*$,\1,' \
-e 's,^#\(EA_LDFLAGS =\).*$,\1,'
HAVE_EA=1
return 0
}
create_ea_freebsd_code()
{
cat > configchk.c <<END
#include <stdio.h>
#include <sys/types.h>
#include <sys/extattr.h>
int main(int ac, char **av)
{
ssize_t l = extattr_list_file(av[1], EXTATTR_NAMESPACE_USER, NULL, 0);
ssize_t g = extattr_get_file(av[1], EXTATTR_NAMESPACE_SYSTEM, "name", NULL, 0);
return l && g;
}
END
}
test_ea_freebsd()
{
[ "`uname`" = NetBSD ] && return 1 # NetBSD just sets errno = Not supported
create_ea_freebsd_code
compile_test || return 1
echo "Configuring --enable-ea$ea_reason"
editconf Makefile \
-e 's,^#\(EA_DEFINES =\).*$,\1 -DHAVE_EA=1 -DHAVE_FREEBSD_EA=1,' \
-e 's,^#\(EA_CFLAGS =\).*$,\1,' \
-e 's,^#\(EA_LDFLAGS =\).*$,\1,'
HAVE_EA=1
return 0
}
create_ea_solaris_code()
{
cat > configchk.c <<END
#include <unistd.h>
#include <fcntl.h>
int main(int ac, char **av)
{
long x = pathconf(av[1], _PC_XATTR_EXISTS);
int fd = attropen(av[1], ".", O_RDONLY | O_XATTR);
return x && fd;
}
END
}
test_ea_solaris()
{
create_ea_solaris_code
compile_test || return 1
echo "Configuring --enable-ea$ea_reason"
editconf Makefile \
-e 's,^#\(EA_DEFINES =\).*$,\1 -DHAVE_EA=1 -DHAVE_SOLARIS_EA=1,' \
-e 's,^#\(EA_CFLAGS =\).*$,\1,' \
-e 's,^#\(EA_LDFLAGS =\).*$,\1,'
HAVE_EA=1
return 0
}
case "$*" in
*--disable-ea*)
;;
*)
case "$*" in *--enable-ea*) ea_reason="";; *) ea_reason=" (default)";; esac
test_ea_linux || test_ea_macos || test_ea_freebsd || test_ea_solaris
;;
esac
# Look for Linux ext2-style attributes (pkg-config libe2p)
create_attr_linux_code()
{
cat > configchk.c << END
#include <e2p/e2p.h>
#include <ext2fs/ext2_fs.h>
int main(int ac, char **av)
{
char *fname = (ac > 1) ? av[1] : ".";
unsigned long flags, project, generation;
printf("%s:\n", fname);
if (fgetflags(fname, &flags) == -1)
perror("fgetflags");
if (fgetproject(fname, &project) == -1)
perror("fgetproject");
if (fgetversion(fname, &generation) == -1)
perror("fgetversion");
#define prflag(mask, label) if (flags & mask) printf("%s\n", label)
#ifdef EXT2_SECRM_FL
prflag(EXT2_SECRM_FL, " secrm");
#endif
#ifdef EXT2_UNRM_FL
prflag(EXT2_UNRM_FL, " unrm");
#endif
#ifdef EXT2_COMPR_FL
prflag(EXT2_COMPR_FL, " compr");
#endif
#ifdef EXT2_SYNC_FL
prflag(EXT2_SYNC_FL, " sync");
#endif
#ifdef EXT2_IMMUTABLE_FL
prflag(EXT2_IMMUTABLE_FL, " immutable");
#endif
#ifdef EXT2_APPEND_FL
prflag(EXT2_APPEND_FL, " append");
#endif
#ifdef EXT2_NODUMP_FL
prflag(EXT2_NODUMP_FL, " nodump");
#endif
#ifdef EXT2_NOATIME_FL
prflag(EXT2_NOATIME_FL, " noatime");
#endif
#ifdef EXT2_DIRTY_FL
prflag(EXT2_DIRTY_FL, " dirty");
#endif
#ifdef EXT2_COMPRBLK_FL
prflag(EXT2_COMPRBLK_FL, " comprblk");
#endif
#ifdef EXT2_NOCOMPR_FL
prflag(EXT2_NOCOMPR_FL, " nocompr");
#endif
#ifdef EXT4_ENCRYPT_FL
prflag(EXT4_ENCRYPT_FL, " encrypt");
#endif
#ifdef EXT2_INDEX_FL
prflag(EXT2_INDEX_FL, " index");
#endif
#ifdef EXT2_IMAGIC_FL
prflag(EXT2_IMAGIC_FL, " imagic");
#endif
#ifdef EXT3_JOURNAL_DATA_FL
prflag(EXT3_JOURNAL_DATA_FL, " journal_data");
#endif
#ifdef EXT2_NOTAIL_FL
prflag(EXT2_NOTAIL_FL, " notail");
#endif
#ifdef EXT2_DIRSYNC_FL
prflag(EXT2_DIRSYNC_FL, " dirsync");
#endif
#ifdef EXT2_TOPDIR_FL
prflag(EXT2_TOPDIR_FL, " topdir");
#endif
#ifdef EXT4_HUGE_FILE_FL
prflag(EXT4_HUGE_FILE_FL, " huge_file");
#endif
#ifdef EXT4_EXTENTS_FL
prflag(EXT4_EXTENTS_FL, " extents");
#endif
#ifdef EXT4_VERITY_FL
prflag(EXT4_VERITY_FL, " verity");
#endif
#ifdef EXT4_EA_INODE_FL
prflag(EXT4_EA_INODE_FL, " ea_inode");
#endif
#ifdef FS_NOCOW_FL
prflag(FS_NOCOW_FL, " nocow");
#endif
#ifdef EXT4_SNAPFILE_FL
prflag(EXT4_SNAPFILE_FL, " snapfile");
#endif
#ifdef FS_DAX_FL
prflag(FS_DAX_FL, " dax");
#endif
#ifdef EXT4_SNAPFILE_DELETED_FL
prflag(EXT4_SNAPFILE_DELETED_FL, " snapfile_deleted");
#endif
#ifdef EXT4_SNAPFILE_SHRUNK_FL
prflag(EXT4_SNAPFILE_SHRUNK_FL, " snapfile_shrunk");
#endif
#ifdef EXT4_INLINE_DATA_FL
prflag(EXT4_INLINE_DATA_FL, " inline_data");
#endif
#ifdef EXT4_PROJINHERIT_FL
prflag(EXT4_PROJINHERIT_FL, " projinherit");
#endif
#ifdef EXT4_CASEFOLD_FL
prflag(EXT4_CASEFOLD_FL, " casefold");
#endif
printf("project %lu\n", project);
printf("generation %lu\n", generation);
return 0;
}
END
}
test_attr_linux_libe2p()
{
create_attr_linux_code
TEST_CFLAGS="`pkg-config --cflags e2p 2>/dev/null`"
[ $? = 0 ] || return 1
TEST_LDFLAGS="`pkg-config --libs e2p 2>/dev/null`"
compile_test || return 1
echo "Configuring --enable-attr$attr_reason"
editconf Makefile \
-e 's:^#\(ATTR_DEFINES =\).*$:\1 -DHAVE_ATTR=1:' \
-e 's:^#\(ATTR_CFLAGS =\)$:\1 '"$TEST_CFLAGS"':' \
-e 's:^#\(ATTR_LDFLAGS =\)$:\1 '"$TEST_LDFLAGS"':'
HAVE_ATTR=1
TEST_CFLAGS=""
TEST_LDFLAGS=""
return 0
}
# Look for FreeBSD/OpenBSD/NetBSD/macOS flags
create_attr_bsd_code()
{
cat > configchk.c << END
#include <stdio.h>
#include <sys/stat.h>
int main(int ac, char **av)
{
struct stat buf[1];
if (stat(av[1], buf) == -1)
return 1;
if (buf->st_flags & SF_IMMUTABLE)
printf("immutable\n");
return 0;
}
END
}
test_attr_bsd()
{
create_attr_bsd_code
compile_test || return 1
echo "Configuring --enable-attr$attr_reason"
editconf Makefile \
-e 's:^#\(FLAG_DEFINES =\).*$:\1 -DHAVE_FLAGS=1:' \
-e 's:^#\(FLAG_CFLAGS =\)$:\1 '"$TEST_CFLAGS"':' \
-e 's:^#\(FLAG_LDFLAGS =\)$:\1 '"$TEST_LDFLAGS"':'
HAVE_ATTR=1
TEST_CFLAGS=""
TEST_LDFLAGS=""
return 0
}
case "$*" in
*--disable-attr*|*--disable-flag*)
;;
*)
case "$*" in *--enable-attr*|*--enable-flag*) attr_reason="";; *) attr_reason=" (default)";; esac
test_attr_linux_libe2p || test_attr_bsd
;;
esac
# Look for PCRE2 (pkg-config/pcre2-config libpcre2-8)
case "$*" in
*--disable-pcre2*)
;;
*)
case "$*" in *--enable-pcre2*) pcre2_reason="";; *) pcre2_reason=" (default)";; esac
PCRE2_CFLAGS="`pcre2-config --cflags 2>/dev/null`"
PCRE2_LDFLAGS="`pcre2-config --libs8 2>/dev/null`"
if [ $? != 0 ]
then
PCRE2_CFLAGS="`pkg-config --cflags libpcre2-8 2>/dev/null`"
PCRE2_LDFLAGS="`pkg-config --libs libpcre2-8 2>/dev/null`"
if [ $? != 0 ]
then
echo "Failed to find libpcre2-8 with pkg-config or pcre2-config."
echo "Please consider installing it, and then running $0 again."
echo "You won't regret it. But you don't have to. It is optional."
else
echo "Configuring --enable-pcre2$pcre2_reason"
editconf Makefile \
-e 's:^#\(PCRE2_DEFINES =\).*$:\1 -DHAVE_PCRE2=1:' \
-e 's:^#\(PCRE2_CFLAGS =\)$:\1 '"$PCRE2_CFLAGS"':' \
-e 's:^#\(PCRE2_LDFLAGS =\)$:\1 '"$PCRE2_LDFLAGS"':'
HAVE_PCRE2=1
fi
else
echo "Configuring --enable-pcre2$pcre2_reason"
editconf Makefile \
-e 's:^#\(PCRE2_DEFINES =\).*$:\1 -DHAVE_PCRE2=1:' \
-e 's:^#\(PCRE2_CFLAGS =\)$:\1 '"$PCRE2_CFLAGS"':' \
-e 's:^#\(PCRE2_LDFLAGS =\)$:\1 '"$PCRE2_LDFLAGS"':'
HAVE_PCRE2=1
fi
;;
esac
# Look for libmagic
create_libmagic_code()
{
cat > configchk.c <<END
#include <stdio.h>
#include <magic.h>
int main(int ac, char **av)
{
int flags = MAGIC_SYMLINK | MAGIC_COMPRESS | MAGIC_MIME | MAGIC_RAW;
magic_t m = magic_open(flags);
int loaded = magic_load(m, NULL);
printf("loaded = %d\n", loaded);
const char *output = magic_file(m, av[1]);
const char *error = magic_error(m);
printf("error: %s\n", error ? error : "(nil)");
printf("output: %s\n", output ? output : "(nil)");
magic_close(m);
return 0;
}
END
}
test_libmagic()
{
create_libmagic_code
TEST_CFLAGS="`pkg-config --cflags libmagic 2>/dev/null`"
[ $? = 0 ] || return 1
TEST_LDFLAGS="`pkg-config --libs libmagic 2>/dev/null`"
# The next line corrects a macports libmagic pkg-config file bug
[ x"$TEST_LDFLAGS" = x"-L/opt/local/lib -lmagic" ] && [ x"$TEST_CFLAGS" = x ] && TEST_CFLAGS="-I/opt/local/include"
compile_test || return 1
echo "Configuring --enable-magic$magic_reason"
editconf Makefile \
-e 's,^#\(MAGIC_DEFINES =\).*$,\1 -DHAVE_MAGIC=1,' \
-e 's,^#\(MAGIC_CFLAGS =\).*$,\1,' \
-e 's,^#\(MAGIC_LDFLAGS =\).*$,\1 -lmagic,'
HAVE_MAGIC=1
TEST_CFLAGS=""
TEST_LDFLAGS=""
return 0
}
case "$*" in
*--disable-magic*)
;;
*)
case "$*" in *--enable-magic*) magic_reason="";; *) magic_reason=" (default)";; esac
test_libmagic
;;
esac
# Look for major() and minor() in <sys/types.h> and <sys/mkdev.h> and <sys/sysmacros.h>.
create_major_minor_sys_types_code()
{
cat > configchk.c <<END
#include <sys/types.h>
int main(int ac, char **av)
{
dev_t d = (dev_t)0;
int major = major(d);
int minor = minor(d);
return 0;
}
END
}
test_major_minor_sys_types()
{
create_major_minor_sys_types_code
compile_test || return 1
#echo "Configuring without <sys/mkdev.h>"
#echo "Configuring without <sys/sysmacros.h>"
editconf Makefile \
-e 's,^\(HAVE_SYS_MKDEV =.*\)$,#\1,' \
-e 's,^\(HAVE_SYS_SYSMACROS =.*\)$,#\1,'
return 0
}
create_major_minor_sys_mkdev_code()
{
cat > configchk.c <<END
#include <sys/types.h>
#include <sys/mkdev.h>
int main(int ac, char **av)
{
dev_t d = (dev_t)0;
int major = major(d);
int minor = minor(d);
return 0;
}
END
}
test_major_minor_sys_mkdev()
{
create_major_minor_sys_mkdev_code
if compile_test
then
echo "Configuring with <sys/mkdev.h> (for major() and minor())"
editconf Makefile -e 's,^#\(HAVE_SYS_MKDEV =.*\)$,\1,'
return 0
else
#echo "Configuring without <sys/mkdev.h>"
editconf Makefile -e 's,^\(HAVE_SYS_MKDEV =.*\)$,#\1,'
return 1
fi
}
create_major_minor_sys_sysmacros_code()
{
cat > configchk.c <<END
#include <sys/types.h>
#include <sys/sysmacros.h>
int main(int ac, char **av)
{
dev_t d = (dev_t)0;
int major = major(d);
int minor = minor(d);
return 0;
}
END
}
test_major_minor_sys_sysmacros()
{
create_major_minor_sys_sysmacros_code
if compile_test
then
echo "Configuring with <sys/sysmacros.h> (for major() and minor())"
editconf Makefile -e 's,^#\(HAVE_SYS_SYSMACROS =.*\).*$,\1,'
return 0
else
#echo "Configuring without <sys/sysmacros.h>"
editconf Makefile -e 's,^\(HAVE_SYS_SYSMACROS =.*\)$,#\1,'
return 1
fi
}
case "$*" in
*--disable-major*)
;;
*)
# On Solaris <sys/mkdev.h> must be included, <sys/sysmacros.h> is optional but is not enough
# On old glibc, warnings happen via <sys/types.h> rather than <sys/sysmacros.h>
# So test mkdev then sysmacros then types
test_major_minor_sys_mkdev || test_major_minor_sys_sysmacros || test_major_minor_sys_types || echo "Failed to locate major() and minor(). Where are they?"
;;
esac
# Process command line options
for opt in "$@"
do
case "$opt" in
--verbose|-v)
;;
--test|-n)
;;
--destdir=*)
echo "Configuring $opt"
destdir="${opt#--destdir=}"
[ -n "$destdir" ] && destdir=" $destdir"
editconf Makefile 's,^\(DESTDIR =\).*$,\1'"$destdir"','