Index: xz/configure.ac |
=================================================================== |
--- xz/configure.ac (revision 0) |
+++ xz/configure.ac (revision 0) |
@@ -0,0 +1,693 @@ |
+# -*- Autoconf -*- |
+# Process this file with autoconf to produce a configure script. |
+ |
+############################################################################### |
+# |
+# Author: Lasse Collin |
+# |
+# This file has been put into the public domain. |
+# You can do whatever you want with this file. |
+# |
+############################################################################### |
+ |
+# NOTE: Don't add useless checks. autoscan detects this and that, but don't |
+# let it confuse you. For example, we don't care about checking for behavior |
+# of malloc(), stat(), or lstat(), since we don't use those functions in |
+# a way that would cause the problems the autoconf macros check. |
+ |
+AC_PREREQ([2.64]) |
+ |
+AC_INIT([XZ Utils], m4_esyscmd([/bin/sh version.sh]), |
+ [lasse.collin@tukaani.org], [xz], [http://tukaani.org/xz/]) |
+AC_CONFIG_SRCDIR([src/liblzma/common/common.h]) |
+AC_CONFIG_AUX_DIR([build-aux]) |
+AC_CONFIG_MACRO_DIR([m4]) |
+AC_CONFIG_HEADER([config.h]) |
+ |
+echo |
+echo "$PACKAGE_STRING" |
+ |
+echo |
+echo "System type:" |
+# This is needed to know if assembler optimizations can be used. |
+AC_CANONICAL_HOST |
+ |
+# We do some special things on Windows (32-bit or 64-bit) builds. |
+case $host_os in |
+ mingw* | cygwin*) is_w32=yes ;; |
+ *) is_w32=no ;; |
+esac |
+AM_CONDITIONAL([COND_W32], [test "$is_w32" = yes]) |
+ |
+# We need to use $EXEEXT with $(LN_S) when creating symlinks to |
+# executables. Cygwin is an exception to this, since it is recommended |
+# that symlinks don't have the .exe suffix. To make this work, we |
+# define LN_EXEEXT. |
+case $host_os in |
+ cygwin) LN_EXEEXT= ;; |
+ *) LN_EXEEXT='$(EXEEXT)' ;; |
+esac |
+AC_SUBST([LN_EXEEXT]) |
+ |
+echo |
+echo "Configure options:" |
+AM_CFLAGS= |
+ |
+ |
+############# |
+# Debugging # |
+############# |
+ |
+AC_MSG_CHECKING([if debugging code should be compiled]) |
+AC_ARG_ENABLE([debug], AC_HELP_STRING([--enable-debug], [Enable debugging code.]), |
+ [], enable_debug=no) |
+if test "x$enable_debug" = xyes; then |
+ AC_MSG_RESULT([yes]) |
+else |
+ AC_DEFINE([NDEBUG], [1], [Define to 1 to disable debugging code.]) |
+ AC_MSG_RESULT([no]) |
+fi |
+ |
+ |
+########### |
+# Filters # |
+########### |
+ |
+m4_define([SUPPORTED_FILTERS], [lzma1,lzma2,delta,x86,powerpc,ia64,arm,armthumb,sparc])dnl |
+m4_define([SIMPLE_FILTERS], [x86,powerpc,ia64,arm,armthumb,sparc]) |
+m4_define([LZ_FILTERS], [lzma1,lzma2]) |
+ |
+m4_foreach([NAME], [SUPPORTED_FILTERS], |
+[enable_filter_[]NAME=no |
+enable_encoder_[]NAME=no |
+enable_decoder_[]NAME=no |
+])dnl |
+ |
+AC_MSG_CHECKING([which encoders to build]) |
+AC_ARG_ENABLE([encoders], AC_HELP_STRING([--enable-encoders=LIST], |
+ [Comma-separated list of encoders to build. Default=all. |
+ Available encoders:] |
+ m4_translit(m4_defn([SUPPORTED_FILTERS]), [,], [ ])), |
+ [], [enable_encoders=SUPPORTED_FILTERS]) |
+enable_encoders=`echo "$enable_encoders" | sed 's/,/ /g'` |
+if test "x$enable_encoders" = xno || test "x$enable_encoders" = x; then |
+ AC_MSG_RESULT([(none)]) |
+else |
+ AC_DEFINE([HAVE_ENCODER], [1], |
+ [Define to 1 if encoder components are enabled.]) |
+ for arg in $enable_encoders |
+ do |
+ case $arg in m4_foreach([NAME], [SUPPORTED_FILTERS], [ |
+ NAME) |
+ enable_filter_[]NAME=yes |
+ enable_encoder_[]NAME=yes |
+ AC_DEFINE(HAVE_ENCODER_[]m4_toupper(NAME), [1], |
+ [Define to 1 if] NAME [encoder is enabled.]) |
+ ;;]) |
+ *) |
+ AC_MSG_RESULT([]) |
+ AC_MSG_ERROR([unknown filter: $arg]) |
+ ;; |
+ esac |
+ done |
+ AC_MSG_RESULT([$enable_encoders]) |
+fi |
+ |
+AC_MSG_CHECKING([which decoders to build]) |
+AC_ARG_ENABLE([decoders], AC_HELP_STRING([--enable-decoders=LIST], |
+ [Comma-separated list of decoders to build. Default=all. |
+ Available decoders are the same as available encoders.]), |
+ [], [enable_decoders=SUPPORTED_FILTERS]) |
+enable_decoders=`echo "$enable_decoders" | sed 's/,/ /g'` |
+if test "x$enable_decoders" = xno || test "x$enable_decoders" = x; then |
+ AC_MSG_RESULT([(none)]) |
+else |
+ AC_DEFINE([HAVE_DECODER], [1], |
+ [Define to 1 if decoder components are enabled.]) |
+ for arg in $enable_decoders |
+ do |
+ case $arg in m4_foreach([NAME], [SUPPORTED_FILTERS], [ |
+ NAME) |
+ enable_filter_[]NAME=yes |
+ enable_decoder_[]NAME=yes |
+ AC_DEFINE(HAVE_DECODER_[]m4_toupper(NAME), [1], |
+ [Define to 1 if] NAME [decoder is enabled.]) |
+ ;;]) |
+ *) |
+ AC_MSG_RESULT([]) |
+ AC_MSG_ERROR([unknown filter: $arg]) |
+ ;; |
+ esac |
+ done |
+ |
+ # LZMA2 requires that LZMA1 is enabled. |
+ test "x$enable_encoder_lzma2" = xyes && enable_encoder_lzma1=yes |
+ test "x$enable_decoder_lzma2" = xyes && enable_decoder_lzma1=yes |
+ |
+ AC_MSG_RESULT([$enable_decoders]) |
+fi |
+ |
+if test "x$enable_encoder_lzma2$enable_encoder_lzma1" = xyesno \ |
+ || test "x$enable_decoder_lzma2$enable_decoder_lzma1" = xyesno; then |
+ AC_MSG_ERROR([LZMA2 requires that LZMA1 is also enabled.]) |
+fi |
+ |
+AM_CONDITIONAL(COND_MAIN_ENCODER, test "x$enable_encoders" != xno && test "x$enable_encoders" != x) |
+AM_CONDITIONAL(COND_MAIN_DECODER, test "x$enable_decoders" != xno && test "x$enable_decoders" != x) |
+ |
+m4_foreach([NAME], [SUPPORTED_FILTERS], |
+[AM_CONDITIONAL(COND_FILTER_[]m4_toupper(NAME), test "x$enable_filter_[]NAME" = xyes) |
+AM_CONDITIONAL(COND_ENCODER_[]m4_toupper(NAME), test "x$enable_encoder_[]NAME" = xyes) |
+AM_CONDITIONAL(COND_DECODER_[]m4_toupper(NAME), test "x$enable_decoder_[]NAME" = xyes) |
+])dnl |
+ |
+# The so called "simple filters" share common code. |
+enable_filter_simple=no |
+enable_encoder_simple=no |
+enable_decoder_simple=no |
+m4_foreach([NAME], [SIMPLE_FILTERS], |
+[test "x$enable_filter_[]NAME" = xyes && enable_filter_simple=yes |
+test "x$enable_encoder_[]NAME" = xyes && enable_encoder_simple=yes |
+test "x$enable_decoder_[]NAME" = xyes && enable_decoder_simple=yes |
+])dnl |
+AM_CONDITIONAL(COND_FILTER_SIMPLE, test "x$enable_filter_simple" = xyes) |
+AM_CONDITIONAL(COND_ENCODER_SIMPLE, test "x$enable_encoder_simple" = xyes) |
+AM_CONDITIONAL(COND_DECODER_SIMPLE, test "x$enable_decoder_simple" = xyes) |
+ |
+# LZ-based filters share common code. |
+enable_filter_lz=no |
+enable_encoder_lz=no |
+enable_decoder_lz=no |
+m4_foreach([NAME], [LZ_FILTERS], |
+[test "x$enable_filter_[]NAME" = xyes && enable_filter_lz=yes |
+test "x$enable_encoder_[]NAME" = xyes && enable_encoder_lz=yes |
+test "x$enable_decoder_[]NAME" = xyes && enable_decoder_lz=yes |
+])dnl |
+AM_CONDITIONAL(COND_FILTER_LZ, test "x$enable_filter_lz" = xyes) |
+AM_CONDITIONAL(COND_ENCODER_LZ, test "x$enable_encoder_lz" = xyes) |
+AM_CONDITIONAL(COND_DECODER_LZ, test "x$enable_decoder_lz" = xyes) |
+ |
+ |
+################# |
+# Match finders # |
+################# |
+ |
+m4_define([SUPPORTED_MATCH_FINDERS], [hc3,hc4,bt2,bt3,bt4]) |
+ |
+m4_foreach([NAME], [SUPPORTED_MATCH_FINDERS], |
+[enable_match_finder_[]NAME=no |
+]) |
+ |
+AC_MSG_CHECKING([which match finders to build]) |
+AC_ARG_ENABLE([match-finders], AC_HELP_STRING([--enable-match-finders=LIST], |
+ [Comma-separated list of match finders to build. Default=all. |
+ At least one match finder is required for encoding with |
+ the LZMA1 and LZMA2 filters. Available match finders:] |
+ m4_translit(m4_defn([SUPPORTED_MATCH_FINDERS]), [,], [ ])), [], |
+ [enable_match_finders=SUPPORTED_MATCH_FINDERS]) |
+enable_match_finders=`echo "$enable_match_finders" | sed 's/,/ /g'` |
+if test "x$enable_encoder_lz" = xyes ; then |
+ for arg in $enable_match_finders |
+ do |
+ case $arg in m4_foreach([NAME], [SUPPORTED_MATCH_FINDERS], [ |
+ NAME) |
+ enable_match_finder_[]NAME=yes |
+ AC_DEFINE(HAVE_MF_[]m4_toupper(NAME), [1], |
+ [Define to 1 to enable] NAME [match finder.]) |
+ ;;]) |
+ *) |
+ AC_MSG_RESULT([]) |
+ AC_MSG_ERROR([unknown match finder: $arg]) |
+ ;; |
+ esac |
+ done |
+ AC_MSG_RESULT([$enable_match_finders]) |
+else |
+ AC_MSG_RESULT([(none because not building any LZ-based encoder)]) |
+fi |
+ |
+ |
+#################### |
+# Integrity checks # |
+#################### |
+ |
+m4_define([SUPPORTED_CHECKS], [crc32,crc64,sha256]) |
+ |
+m4_foreach([NAME], [SUPPORTED_FILTERS], |
+[enable_check_[]NAME=no |
+])dnl |
+ |
+AC_MSG_CHECKING([which integrity checks to build]) |
+AC_ARG_ENABLE([checks], AC_HELP_STRING([--enable-checks=LIST], |
+ [Comma-separated list of integrity checks to build. |
+ Default=all. Available integrity checks:] |
+ m4_translit(m4_defn([SUPPORTED_CHECKS]), [,], [ ])), |
+ [], [enable_checks=SUPPORTED_CHECKS]) |
+enable_checks=`echo "$enable_checks" | sed 's/,/ /g'` |
+if test "x$enable_checks" = xno || test "x$enable_checks" = x; then |
+ AC_MSG_RESULT([(none)]) |
+else |
+ for arg in $enable_checks |
+ do |
+ case $arg in m4_foreach([NAME], [SUPPORTED_CHECKS], [ |
+ NAME) |
+ enable_check_[]NAME=yes |
+ AC_DEFINE(HAVE_CHECK_[]m4_toupper(NAME), [1], |
+ [Define to 1 if] NAME |
+ [integrity check is enabled.]) |
+ ;;]) |
+ *) |
+ AC_MSG_RESULT([]) |
+ AC_MSG_ERROR([unknown integrity check: $arg]) |
+ ;; |
+ esac |
+ done |
+ AC_MSG_RESULT([$enable_checks]) |
+fi |
+if test "x$enable_checks_crc32" = xno ; then |
+ AC_MSG_ERROR([For now, the CRC32 check must always be enabled.]) |
+fi |
+ |
+m4_foreach([NAME], [SUPPORTED_CHECKS], |
+[AM_CONDITIONAL(COND_CHECK_[]m4_toupper(NAME), test "x$enable_check_[]NAME" = xyes) |
+])dnl |
+ |
+ |
+########################### |
+# Assembler optimizations # |
+########################### |
+ |
+AC_MSG_CHECKING([if assembler optimizations should be used]) |
+AC_ARG_ENABLE([assembler], AC_HELP_STRING([--disable-assembler], |
+ [Do not use assembler optimizations even if such exist |
+ for the architecture.]), |
+ [], [enable_assembler=yes]) |
+if test "x$enable_assembler" = xyes; then |
+ enable_assembler=no |
+ case $host_os in |
+ # Darwin should work too but only if not creating universal |
+ # binaries. Solaris x86 could work too but I cannot test. |
+ linux* | *bsd* | mingw* | cygwin*) |
+ case $host_cpu in |
+ i?86) enable_assembler=x86 ;; |
+ x86_64) enable_assembler=x86_64 ;; |
+ esac |
+ ;; |
+ esac |
+fi |
+case $enable_assembler in |
+ x86 | x86_64 | no) |
+ AC_MSG_RESULT([$enable_assembler]) |
+ ;; |
+ *) |
+ AC_MSG_RESULT([]) |
+ AC_MSG_ERROR([--enable-assembler accepts only \`yes', \`no', \`x86', or \`x86_64'.]) |
+ ;; |
+esac |
+AM_CONDITIONAL(COND_ASM_X86, test "x$enable_assembler" = xx86) |
+AM_CONDITIONAL(COND_ASM_X86_64, test "x$enable_assembler" = xx86_64) |
+ |
+ |
+##################### |
+# Size optimization # |
+##################### |
+ |
+AC_MSG_CHECKING([if small size is preferred over speed]) |
+AC_ARG_ENABLE([small], AC_HELP_STRING([--enable-small], |
+ [Make liblzma smaller and a little slower. |
+ This is disabled by default to optimize for speed.]), |
+ [], [enable_small=no]) |
+if test "x$enable_small" = xyes; then |
+ AC_DEFINE([HAVE_SMALL], [1], [Define to 1 if optimizing for size.]) |
+elif test "x$enable_small" != xno; then |
+ AC_MSG_RESULT([]) |
+ AC_MSG_ERROR([--enable-small accepts only \`yes' or \`no']) |
+fi |
+AC_MSG_RESULT([$enable_small]) |
+AM_CONDITIONAL(COND_SMALL, test "x$enable_small" = xyes) |
+ |
+ |
+############# |
+# Threading # |
+############# |
+ |
+AC_MSG_CHECKING([if threading support is wanted]) |
+AC_ARG_ENABLE([threads], AC_HELP_STRING([--disable-threads], |
+ [Disable threading support. |
+ This makes some things thread-unsafe.]), |
+ [], [enable_threads=yes]) |
+if test "x$enable_threads" != xyes && test "x$enable_threads" != xno; then |
+ AC_MSG_RESULT([]) |
+ AC_MSG_ERROR([--enable-threads accepts only \`yes' or \`no']) |
+fi |
+AC_MSG_RESULT([$enable_threads]) |
+# We use the actual result a little later. |
+ |
+ |
+######################### |
+# Assumed amount of RAM # |
+######################### |
+ |
+# We use 128 MiB as default, because it will allow decompressing files |
+# created with "xz -9". It would be slightly safer to guess a lower value, |
+# but most systems, on which we don't have any way to determine the amount |
+# of RAM, will probably have at least 128 MiB of RAM. |
+AC_MSG_CHECKING([how much RAM to assume if the real amount is unknown]) |
+AC_ARG_ENABLE([assume-ram], AC_HELP_STRING([--enable-assume-ram=SIZE], |
+ [If and only if the real amount of RAM cannot be determined, |
+ assume SIZE MiB. The default is 128 MiB. This affects the |
+ default memory usage limit.]), |
+ [], [enable_assume_ram=128]) |
+assume_ram_check=`echo "$enable_assume_ram" | tr -d 0123456789` |
+if test -z "$enable_assume_ram" || test -n "$assume_ram_check"; then |
+ AC_MSG_RESULT([]) |
+ AC_MSG_ERROR([--enable-assume-ram accepts only an integer argument]) |
+fi |
+AC_MSG_RESULT([$enable_assume_ram MiB]) |
+AC_DEFINE_UNQUOTED([ASSUME_RAM], [$enable_assume_ram], |
+ [How many MiB of RAM to assume if the real amount cannot |
+ be determined.]) |
+ |
+ |
+############################################ |
+# xz/xzdec/lzmadec linkage against liblzma # |
+############################################ |
+ |
+# Link the xz, xzdec, and lzmadec command line tools against static liblzma |
+# unless using --enable-dynamic. Using static liblzma gives a little bit |
+# faster executable on x86, because no register is wasted for PIC. We also |
+# have one dependency less, which allows users to more freely copy the xz |
+# binary to other boxes. However, I wouldn't be surprised if distro |
+# maintainers still prefer dynamic linking, so let's make it easy for them. |
+ |
+AC_MSG_CHECKING([how programs should be linked against liblzma]) |
+AC_ARG_ENABLE([dynamic], [AC_HELP_STRING([--enable-dynamic=TYPE], |
+ [Set how command line tools are linked against liblzma. |
+ TYPE can be mixed, yes, or no. The default is mixed.])], |
+ [], [enable_dynamic=mixed]) |
+case $enable_dynamic in |
+ mixed) |
+ AC_MSG_RESULT([mixed (some dynamically, some statically)]) |
+ ;; |
+ yes) |
+ AC_MSG_RESULT([dynamically]) |
+ ;; |
+ no) |
+ AC_MSG_RESULT([statically]) |
+ ;; |
+ *) |
+ AC_MSG_RESULT([]) |
+ AC_MSG_ERROR([--enable-dynamic accepts only \`mixed', \`yes', or \`no']) |
+ ;; |
+esac |
+# We use the actual results later, because we don't know yet |
+# if --disable-shared or --disable-static was used. |
+ |
+ |
+############################################################################### |
+# Checks for programs. |
+############################################################################### |
+ |
+echo |
+gl_POSIX_SHELL |
+if test -z "$POSIX_SHELL" ; then |
+ AC_MSG_ERROR([No POSIX conforming shell (sh) was found.]) |
+fi |
+ |
+echo |
+echo "Initializing Automake:" |
+ |
+AM_INIT_AUTOMAKE([1.10 foreign tar-v7 filename-length-max=99]) |
+AC_PROG_LN_S |
+ |
+AC_PROG_CC_C99 |
+if test x$ac_cv_prog_cc_c99 = xno ; then |
+ AC_MSG_ERROR([No C99 compiler was found.]) |
+fi |
+ |
+AM_PROG_CC_C_O |
+AM_PROG_AS |
+AC_USE_SYSTEM_EXTENSIONS |
+ |
+if test "x$enable_threads" = xyes; then |
+ echo |
+ echo "Threading support:" |
+ ACX_PTHREAD |
+ LIBS="$LIBS $PTHREAD_LIBS" |
+ AM_CFLAGS="$AM_CFLAGS $PTHREAD_CFLAGS" |
+ CC="$PTHREAD_CC" |
+fi |
+ |
+echo |
+echo "Initializing Libtool:" |
+LT_PREREQ([2.2]) |
+LT_INIT([win32-dll]) |
+LT_LANG([Windows Resource]) |
+ |
+# This is a bit wrong since it is possible to request that only some libs |
+# are built as shared. Using that feature isn't so common though, and this |
+# breaks only on Windows (at least for now) if the user enables only some |
+# libs as shared. |
+AM_CONDITIONAL([COND_SHARED], [test "x$enable_shared" != xno]) |
+ |
+ |
+############################################################################### |
+# Checks for libraries. |
+############################################################################### |
+ |
+echo |
+echo "Initializing gettext:" |
+AM_GNU_GETTEXT_VERSION([0.16.1]) |
+AM_GNU_GETTEXT([external]) |
+ |
+############################################################################### |
+# Checks for header files. |
+############################################################################### |
+ |
+echo |
+echo "System headers and functions:" |
+ |
+# There is currently no workarounds in this package if some of |
+# these headers are missing. |
+AC_CHECK_HEADERS([fcntl.h limits.h sys/time.h], |
+ [], |
+ [AC_MSG_ERROR([Required header file(s) are missing.])]) |
+ |
+ |
+############################################################################### |
+# Checks for typedefs, structures, and compiler characteristics. |
+############################################################################### |
+ |
+dnl We don't need these as long as we need a C99 compiler anyway. |
+dnl AC_C_INLINE |
+dnl AC_C_RESTRICT |
+ |
+AC_HEADER_STDBOOL |
+ |
+AC_TYPE_UINT8_T |
+AC_TYPE_UINT16_T |
+AC_TYPE_INT32_T |
+AC_TYPE_UINT32_T |
+AC_TYPE_INT64_T |
+AC_TYPE_UINT64_T |
+AC_TYPE_UINTPTR_T |
+ |
+AC_CHECK_SIZEOF([size_t]) |
+ |
+# The command line tool can copy high resolution timestamps if such |
+# information is availabe in struct stat. Otherwise one second accuracy |
+# is used. |
+AC_CHECK_MEMBERS([ |
+ struct stat.st_atim.tv_nsec, |
+ struct stat.st_atimespec.tv_nsec, |
+ struct stat.st_atimensec, |
+ struct stat.st_uatime, |
+ struct stat.st_atim.st__tim.tv_nsec]) |
+ |
+AC_SYS_LARGEFILE |
+AC_C_BIGENDIAN |
+ |
+ |
+############################################################################### |
+# Checks for library functions. |
+############################################################################### |
+ |
+# Gnulib replacements as needed |
+gl_GETOPT |
+ |
+# Find the best function to set timestamps. |
+AC_CHECK_FUNCS([futimens futimes futimesat utimes utime], [break]) |
+ |
+TUKLIB_PROGNAME |
+TUKLIB_INTEGER |
+TUKLIB_PHYSMEM |
+TUKLIB_CPUCORES |
+ |
+ |
+############################################################################### |
+# If using GCC, set some additional AM_CFLAGS: |
+############################################################################### |
+ |
+if test "$GCC" = yes ; then |
+ echo |
+ echo "GCC extensions:" |
+fi |
+ |
+# Always do the visibility check but don't set AM_CFLAGS on Windows. |
+# This way things get set properly even on Windows. |
+gl_VISIBILITY |
+if test -n "$CFLAG_VISIBILITY" && test "$is_w32" = no; then |
+ AM_CFLAGS="$AM_CFLAGS $CFLAG_VISIBILITY" |
+fi |
+ |
+if test "$GCC" = yes ; then |
+ # Enable as much warnings as possible. These commented warnings won't |
+ # work for this package though: |
+ # * -Wunreachable-code breaks several assert(0) cases, which are |
+ # backed up with "return LZMA_PROG_ERROR". |
+ # * -Wcast-qual would break various things where we need a non-const |
+ # pointer although we don't modify anything through it. |
+ # * -Wcast-align breaks optimized CRC32 and CRC64 implementation |
+ # on some architectures (not on x86), where this warning is bogus, |
+ # because we take care of correct alignment. |
+ # * -Winline, -Wdisabled-optimization, -Wunsafe-loop-optimizations |
+ # don't seem so useful here; at least the last one gives some |
+ # warnings which are not bugs. |
+ for NEW_FLAG in \ |
+ -Wall \ |
+ -Wextra \ |
+ -Wformat=2 \ |
+ -Winit-self \ |
+ -Wmissing-include-dirs \ |
+ -Wstrict-aliasing \ |
+ -Wfloat-equal \ |
+ -Wundef \ |
+ -Wshadow \ |
+ -Wpointer-arith \ |
+ -Wbad-function-cast \ |
+ -Wwrite-strings \ |
+ -Wlogical-op \ |
+ -Waggregate-return \ |
+ -Wstrict-prototypes \ |
+ -Wold-style-definition \ |
+ -Wmissing-prototypes \ |
+ -Wmissing-declarations \ |
+ -Wmissing-noreturn \ |
+ -Wredundant-decls |
+ do |
+ AC_MSG_CHECKING([if $CC accepts $NEW_FLAG]) |
+ OLD_CFLAGS="$CFLAGS" |
+ CFLAGS="$CFLAGS $NEW_FLAG" |
+ AC_COMPILE_IFELSE([void foo(void) { }], [ |
+ AM_CFLAGS="$AM_CFLAGS $NEW_FLAG" |
+ AC_MSG_RESULT([yes]) |
+ ], [ |
+ AC_MSG_RESULT([no]) |
+ ]) |
+ CFLAGS="$OLD_CFLAGS" |
+ done |
+ |
+ AC_ARG_ENABLE([werror], |
+ AC_HELP_STRING([--enable-werror], [Enable -Werror to abort |
+ compilation on all compiler warnings.]), |
+ [], [enable_werror=no]) |
+ if test "x$enable_werror" = "xyes"; then |
+ AM_CFLAGS="$AM_CFLAGS -Werror" |
+ fi |
+fi |
+ |
+ |
+############################################################################### |
+# Create the makefiles and config.h |
+############################################################################### |
+ |
+echo |
+ |
+# Don't build the lib directory at all if we don't need any replacement |
+# functions. |
+AM_CONDITIONAL([COND_GNULIB], test -n "$LIBOBJS") |
+ |
+# Add default AM_CFLAGS. |
+AC_SUBST([AM_CFLAGS]) |
+ |
+# Set additional flags for static/dynamic linking. The idea is that every |
+# program (not library) being built will use either STATIC_{CPPFLAGS,LDFLAGS} |
+# or DYNAMIC_{CPPFLAGS,LDFLAGS} depending on which type of linkage is |
+# preferred. These preferences get overridden by use of --disable-static, |
+# --disable-shared, or --enable-dynamic. |
+# |
+# This is quite messy, because we want to use LZMA_API_STATIC when linking |
+# against static liblzma. It's needed on Windows. |
+if test "x$enable_static" = xno; then |
+ enable_dynamic=yes |
+fi |
+if test "x$enable_shared" = xno; then |
+ enable_dynamic=no |
+fi |
+case $enable_dynamic in |
+ yes) |
+ STATIC_CPPFLAGS= |
+ STATIC_LDFLAGS= |
+ DYNAMIC_CPPFLAGS= |
+ DYNAMIC_LDFLAGS= |
+ ;; |
+ mixed) |
+ STATIC_CPPFLAGS="-DLZMA_API_STATIC" |
+ STATIC_LDFLAGS="-static" |
+ DYNAMIC_CPPFLAGS= |
+ DYNAMIC_LDFLAGS= |
+ ;; |
+ no) |
+ STATIC_CPPFLAGS="-DLZMA_API_STATIC" |
+ STATIC_LDFLAGS="-static" |
+ DYNAMIC_CPPFLAGS="-DLZMA_API_STATIC" |
+ DYNAMIC_LDFLAGS="-static" |
+ ;; |
+esac |
+AC_SUBST([STATIC_CPPFLAGS]) |
+AC_SUBST([STATIC_LDFLAGS]) |
+AC_SUBST([DYNAMIC_CPPFLAGS]) |
+AC_SUBST([DYNAMIC_LDFLAGS]) |
+ |
+# This is needed for src/scripts. |
+xz=`echo xz | sed "$program_transform_name"` |
+AC_SUBST([xz]) |
+ |
+AC_CONFIG_FILES([ |
+ Doxyfile |
+ Makefile |
+ po/Makefile.in |
+ lib/Makefile |
+ src/Makefile |
+ src/liblzma/liblzma.pc |
+ src/liblzma/Makefile |
+ src/liblzma/api/Makefile |
+ src/xz/Makefile |
+ src/xzdec/Makefile |
+ src/lzmainfo/Makefile |
+ src/scripts/Makefile |
+ src/scripts/xzdiff |
+ src/scripts/xzgrep |
+ src/scripts/xzmore |
+ src/scripts/xzless |
+ tests/Makefile |
+ debug/Makefile |
+]) |
+ |
+AC_OUTPUT |
+ |
+# Some warnings |
+if test x$tuklib_cv_physmem_method = xunknown; then |
+ echo |
+ echo "WARNING:" |
+ echo "No supported method to detect the amount of RAM." |
+ echo "Consider using --enable-assume-ram (if you didn't already)" |
+ echo "or make a patch to add support for this operating system." |
+fi |
+ |
+# Not threading yet so don't warn. |
+#if test x$tuklib_cv_cpucores_method = xunknown; then |
+# echo |
+# echo "WARNING:" |
+# echo "No supported method to detect the number of CPU cores." |
+#fi |
Property changes on: xz/configure.ac |
___________________________________________________________________ |
Added: svn:eol-style |
+ LF |