/[pcre]/code/trunk/configure.ac
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revision 835 by ph10, Wed Dec 28 16:10:09 2011 UTC revision 886 by ph10, Tue Jan 17 14:25:07 2012 UTC
# Line 9  dnl The PCRE_PRERELEASE feature is for i Line 9  dnl The PCRE_PRERELEASE feature is for i
9  dnl be defined as -RC2, for example. For real releases, it should be empty.  dnl be defined as -RC2, for example. For real releases, it should be empty.
10    
11  m4_define(pcre_major, [8])  m4_define(pcre_major, [8])
12  m4_define(pcre_minor, [21])  m4_define(pcre_minor, [30])
13  m4_define(pcre_prerelease, [-RC1])  m4_define(pcre_prerelease, [-PT1])
14  m4_define(pcre_date, [2011-11-14])  m4_define(pcre_date, [2012-01-01])
15    
16    # NOTE: The CMakeLists.txt file searches for the above variables in the first
17    # 50 lines of this file. Please update that if the variables above are moved.
18    
19  # Libtool shared library interface versions (current:revision:age)  # Libtool shared library interface versions (current:revision:age)
20  m4_define(libpcre_version, [0:1:0])  m4_define(libpcre_version, [1:0:0])
21    m4_define(libpcre16_version, [0:0:0])
22  m4_define(libpcreposix_version, [0:0:0])  m4_define(libpcreposix_version, [0:0:0])
23  m4_define(libpcrecpp_version, [0:0:0])  m4_define(libpcrecpp_version, [0:0:0])
24    
# Line 22  AC_PREREQ(2.57) Line 26  AC_PREREQ(2.57)
26  AC_INIT(PCRE, pcre_major.pcre_minor[]pcre_prerelease, , pcre)  AC_INIT(PCRE, pcre_major.pcre_minor[]pcre_prerelease, , pcre)
27  AC_CONFIG_SRCDIR([pcre.h.in])  AC_CONFIG_SRCDIR([pcre.h.in])
28  AM_INIT_AUTOMAKE([dist-bzip2 dist-zip])  AM_INIT_AUTOMAKE([dist-bzip2 dist-zip])
29    m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
30  AC_CONFIG_HEADERS(config.h)  AC_CONFIG_HEADERS(config.h)
31    
32  # This was added at the suggestion of libtoolize (03-Jan-10)  # This was added at the suggestion of libtoolize (03-Jan-10)
# Line 104  then Line 109  then
109    htmldir='${docdir}/html'    htmldir='${docdir}/html'
110  fi  fi
111    
112    # Handle --disable-pcre8 (enabled by default)
113    AC_ARG_ENABLE(pcre8,
114                  AS_HELP_STRING([--disable-pcre8],
115                                 [disable 8 bit character support]),
116                  , enable_pcre8=unset)
117    AC_SUBST(enable_pcre8)
118    
119    # Handle --enable-pcre16 (disabled by default)
120    AC_ARG_ENABLE(pcre16,
121                  AS_HELP_STRING([--enable-pcre16],
122                                 [enable 16 bit character support]),
123                  , enable_pcre16=unset)
124    AC_SUBST(enable_pcre16)
125    
126  # Handle --disable-cpp. The substitution of enable_cpp is needed for use in  # Handle --disable-cpp. The substitution of enable_cpp is needed for use in
127  # pcre-config.  # pcre-config.
128  AC_ARG_ENABLE(cpp,  AC_ARG_ENABLE(cpp,
129                AS_HELP_STRING([--disable-cpp],                AS_HELP_STRING([--disable-cpp],
130                               [disable C++ support]),                               [disable C++ support]),
131                , enable_cpp=yes)                , enable_cpp=unset)
132  AC_SUBST(enable_cpp)  AC_SUBST(enable_cpp)
133    
134  # Handle --enable-jit (disabled by default)  # Handle --enable-jit (disabled by default)
# Line 133  AC_ARG_ENABLE(rebuild-chartables, Line 152  AC_ARG_ENABLE(rebuild-chartables,
152  # Handle --enable-utf8 (disabled by default)  # Handle --enable-utf8 (disabled by default)
153  AC_ARG_ENABLE(utf8,  AC_ARG_ENABLE(utf8,
154                AS_HELP_STRING([--enable-utf8],                AS_HELP_STRING([--enable-utf8],
155                               [enable UTF-8 support (incompatible with --enable-ebcdic)]),                               [another name for --enable-utf. Kept only for compatibility reasons]),
156                , enable_utf8=unset)                , enable_utf8=unset)
157    
158    # Handle --enable-utf (disabled by default)
159    AC_ARG_ENABLE(utf,
160                  AS_HELP_STRING([--enable-utf],
161                                 [enable UTF-8/16 support (incompatible with --enable-ebcdic)]),
162                  , enable_utf=unset)
163    
164  # Handle --enable-unicode-properties  # Handle --enable-unicode-properties
165  AC_ARG_ENABLE(unicode-properties,  AC_ARG_ENABLE(unicode-properties,
166                AS_HELP_STRING([--enable-unicode-properties],                AS_HELP_STRING([--enable-unicode-properties],
167                               [enable Unicode properties support (implies --enable-utf8)]),                               [enable Unicode properties support (implies --enable-utf)]),
168                , enable_unicode_properties=no)                , enable_unicode_properties=no)
169    
170  # Handle --enable-newline=NL  # Handle --enable-newline=NL
# Line 181  AC_ARG_ENABLE(bsr-anycrlf, Line 206  AC_ARG_ENABLE(bsr-anycrlf,
206  # Handle --enable-ebcdic  # Handle --enable-ebcdic
207  AC_ARG_ENABLE(ebcdic,  AC_ARG_ENABLE(ebcdic,
208                AS_HELP_STRING([--enable-ebcdic],                AS_HELP_STRING([--enable-ebcdic],
209                               [assume EBCDIC coding rather than ASCII; incompatible with --enable-utf8; use only in (uncommon) EBCDIC environments; it implies --enable-rebuild-chartables]),                               [assume EBCDIC coding rather than ASCII; incompatible with --enable-utf; use only in (uncommon) EBCDIC environments; it implies --enable-rebuild-chartables]),
210                , enable_ebcdic=no)                , enable_ebcdic=no)
211    
212  # Handle --disable-stack-for-recursion  # Handle --disable-stack-for-recursion
# Line 245  AC_ARG_WITH(match-limit-recursion, Line 270  AC_ARG_WITH(match-limit-recursion,
270                             [default limit on internal recursion (default=MATCH_LIMIT)]),                             [default limit on internal recursion (default=MATCH_LIMIT)]),
271              , with_match_limit_recursion=MATCH_LIMIT)              , with_match_limit_recursion=MATCH_LIMIT)
272    
273  # Make sure that if enable_unicode_properties was set, that UTF-8 support  # Copy enable_utf8 value to enable_utf for compatibility reasons
274  # is enabled.  if test "x$enable_utf8" != "xunset"
275  #  then
276      if test "x$enable_utf" != "xunset"
277      then
278        AC_MSG_ERROR([--enable/disable-utf8 is kept only for compatibility reasons and its value is copied to --enable/disable-utf. Newer code must use --enable/disable-utf alone.])
279      fi
280      enable_utf=$enable_utf8
281    fi
282    
283    # Set the default value for pcre8
284    if test "x$enable_pcre8" = "xunset"
285    then
286      enable_pcre8=yes
287    fi
288    
289    # Set the default value for pcre16
290    if test "x$enable_pcre16" = "xunset"
291    then
292      enable_pcre16=no
293    fi
294    
295    # Make sure enable_pcre8 or enable_pcre16 was set
296    if test "x$enable_pcre8$enable_pcre16" = "xnono"
297    then
298      AC_MSG_ERROR([Either 8 or 16 bit (or both) pcre library must be enabled])
299    fi
300    
301    # Make sure that if enable_unicode_properties was set, that UTF support is enabled.
302  if test "x$enable_unicode_properties" = "xyes"  if test "x$enable_unicode_properties" = "xyes"
303  then  then
304    if test "x$enable_utf8" = "xno"    if test "x$enable_utf" = "xno"
305    then    then
306      AC_MSG_ERROR([support for Unicode properties requires UTF-8 support])      AC_MSG_ERROR([support for Unicode properties requires UTF-8/16 support])
307    fi    fi
308    enable_utf8=yes    enable_utf=yes
309    fi
310    
311    # enable_utf is disabled by default.
312    if test "x$enable_utf" = "xunset"
313    then
314      enable_utf=no
315  fi  fi
316    
317  if test "x$enable_utf8" = "xunset"  # enable_cpp copies the value of enable_pcre8 by default
318    if test "x$enable_cpp" = "xunset"
319  then  then
320    enable_utf8=no    enable_cpp=$enable_pcre8
321    fi
322    
323    # Make sure that if enable_cpp was set, that enable_pcre8 support is enabled
324    if test "x$enable_cpp" = "xyes"
325    then
326      if test "x$enable_pcre8" = "xno"
327      then
328        AC_MSG_ERROR([C++ library requires pcre library with 8 bit characters])
329      fi
330  fi  fi
331    
332  # Make sure that if enable_ebcdic is set, rebuild_chartables is also enabled.  # Make sure that if enable_ebcdic is set, rebuild_chartables is also enabled.
333  # Also check that UTF-8 support is not requested, because PCRE cannot handle  # Also check that UTF support is not requested, because PCRE cannot handle
334  # EBCDIC and UTF-8 in the same build. To do so it would need to use different  # EBCDIC and UTF in the same build. To do so it would need to use different
335  # character constants depending on the mode.  # character constants depending on the mode.
336  #  #
337  if test "x$enable_ebcdic" = "xyes"  if test "x$enable_ebcdic" = "xyes"
338  then  then
339    enable_rebuild_chartables=yes    enable_rebuild_chartables=yes
340    if test "x$enable_utf8" = "xyes"    if test "x$enable_utf" = "xyes"
341    then    then
342      AC_MSG_ERROR([support for EBCDIC and UTF-8 cannot be enabled at the same time])      AC_MSG_ERROR([support for EBCDIC and UTF-8/16 cannot be enabled at the same time])
343    fi    fi
344  fi  fi
345    
# Line 410  AC_SUBST(pcre_have_type_traits) Line 477  AC_SUBST(pcre_have_type_traits)
477  AC_SUBST(pcre_have_bits_type_traits)  AC_SUBST(pcre_have_bits_type_traits)
478    
479  # Conditional compilation  # Conditional compilation
480    AM_CONDITIONAL(WITH_PCRE8, test "x$enable_pcre8" = "xyes")
481    AM_CONDITIONAL(WITH_PCRE16, test "x$enable_pcre16" = "xyes")
482  AM_CONDITIONAL(WITH_PCRE_CPP, test "x$enable_cpp" = "xyes")  AM_CONDITIONAL(WITH_PCRE_CPP, test "x$enable_cpp" = "xyes")
483  AM_CONDITIONAL(WITH_REBUILD_CHARTABLES, test "x$enable_rebuild_chartables" = "xyes")  AM_CONDITIONAL(WITH_REBUILD_CHARTABLES, test "x$enable_rebuild_chartables" = "xyes")
484  AM_CONDITIONAL(WITH_JIT, test "x$enable_jit" = "xyes")  AM_CONDITIONAL(WITH_JIT, test "x$enable_jit" = "xyes")
485  AM_CONDITIONAL(WITH_UTF8, test "x$enable_utf8" = "xyes")  AM_CONDITIONAL(WITH_UTF, test "x$enable_utf" = "xyes")
486    
487  # Checks for typedefs, structures, and compiler characteristics.  # Checks for typedefs, structures, and compiler characteristics.
488    
# Line 482  AC_SUBST(PCRE_STATIC_CFLAG) Line 551  AC_SUBST(PCRE_STATIC_CFLAG)
551    
552  # Here is where pcre specific defines are handled  # Here is where pcre specific defines are handled
553    
554    if test "$enable_pcre8" = "yes"; then
555      AC_DEFINE([SUPPORT_PCRE8], [], [
556        Define to enable the 8 bit PCRE library.])
557    fi
558    
559    if test "$enable_pcre16" = "yes"; then
560      AC_DEFINE([SUPPORT_PCRE16], [], [
561        Define to enable the 16 bit PCRE library.])
562    fi
563    
564  if test "$enable_jit" = "yes"; then  if test "$enable_jit" = "yes"; then
565    AC_DEFINE([SUPPORT_JIT], [], [    AC_DEFINE([SUPPORT_JIT], [], [
566      Define to enable support for Just-In-Time compiling.])      Define to enable support for Just-In-Time compiling.])
# Line 494  if test "$enable_pcregrep_jit" = "yes"; Line 573  if test "$enable_pcregrep_jit" = "yes";
573      Define to enable JIT support in pcregrep.])      Define to enable JIT support in pcregrep.])
574  fi  fi
575    
576  if test "$enable_utf8" = "yes"; then  if test "$enable_utf" = "yes"; then
577    AC_DEFINE([SUPPORT_UTF8], [], [    AC_DEFINE([SUPPORT_UTF], [], [
578      Define to enable support for the UTF-8 Unicode encoding. This will      Define to enable support for the UTF-8/16 Unicode encoding. This
579      work even in an EBCDIC environment, but it is incompatible with      will work even in an EBCDIC environment, but it is incompatible
580      the EBCDIC macro. That is, PCRE can support *either* EBCDIC code      with the EBCDIC macro. That is, PCRE can support *either* EBCDIC
581      *or* ASCII/UTF-8, but not both at once.])      code *or* ASCII/UTF-8/16, but not both at once.])
582  fi  fi
583    
584  if test "$enable_unicode_properties" = "yes"; then  if test "$enable_unicode_properties" = "yes"; then
# Line 634  if test "$enable_ebcdic" = "yes"; then Line 713  if test "$enable_ebcdic" = "yes"; then
713      character codes, define this macro as 1. On systems that can use      character codes, define this macro as 1. On systems that can use
714      "configure", this can be done via --enable-ebcdic. PCRE will then      "configure", this can be done via --enable-ebcdic. PCRE will then
715      assume that all input strings are in EBCDIC. If you do not define      assume that all input strings are in EBCDIC. If you do not define
716      this macro, PCRE will assume input strings are ASCII or UTF-8 Unicode.      this macro, PCRE will assume input strings are ASCII or UTF-8/16
717      It is not possible to build a version of PCRE that supports both      Unicode. It is not possible to build a version of PCRE that
718      EBCDIC and UTF-8.])      supports both EBCDIC and UTF-8/16.])
719  fi  fi
720    
721  # Platform specific issues  # Platform specific issues
# Line 657  esac Line 736  esac
736  EXTRA_LIBPCRE_LDFLAGS="$EXTRA_LIBPCRE_LDFLAGS \  EXTRA_LIBPCRE_LDFLAGS="$EXTRA_LIBPCRE_LDFLAGS \
737                         $NO_UNDEFINED -version-info libpcre_version"                         $NO_UNDEFINED -version-info libpcre_version"
738    
739    EXTRA_LIBPCRE16_LDFLAGS="$EXTRA_LIBPCRE16_LDFLAGS \
740                           $NO_UNDEFINED -version-info libpcre16_version"
741    
742  EXTRA_LIBPCREPOSIX_LDFLAGS="$EXTRA_LIBPCREPOSIX_LDFLAGS \  EXTRA_LIBPCREPOSIX_LDFLAGS="$EXTRA_LIBPCREPOSIX_LDFLAGS \
743                              $NO_UNDEFINED -version-info libpcreposix_version"                              $NO_UNDEFINED -version-info libpcreposix_version"
744    
# Line 665  EXTRA_LIBPCRECPP_LDFLAGS="$EXTRA_LIBPCRE Line 747  EXTRA_LIBPCRECPP_LDFLAGS="$EXTRA_LIBPCRE
747                            $EXPORT_ALL_SYMBOLS"                            $EXPORT_ALL_SYMBOLS"
748    
749  AC_SUBST(EXTRA_LIBPCRE_LDFLAGS)  AC_SUBST(EXTRA_LIBPCRE_LDFLAGS)
750    AC_SUBST(EXTRA_LIBPCRE16_LDFLAGS)
751  AC_SUBST(EXTRA_LIBPCREPOSIX_LDFLAGS)  AC_SUBST(EXTRA_LIBPCREPOSIX_LDFLAGS)
752  AC_SUBST(EXTRA_LIBPCRECPP_LDFLAGS)  AC_SUBST(EXTRA_LIBPCRECPP_LDFLAGS)
753    
754  # When we run 'make distcheck', use these arguments.  # When we run 'make distcheck', use these arguments.
755  DISTCHECK_CONFIGURE_FLAGS="--enable-jit --enable-cpp --enable-unicode-properties"  DISTCHECK_CONFIGURE_FLAGS="--enable-pcre16 --enable-jit --enable-cpp --enable-unicode-properties"
756  AC_SUBST(DISTCHECK_CONFIGURE_FLAGS)  AC_SUBST(DISTCHECK_CONFIGURE_FLAGS)
757    
758  # Check that, if --enable-pcregrep-libz or --enable-pcregrep-libbz2 is  # Check that, if --enable-pcregrep-libz or --enable-pcregrep-libbz2 is
# Line 720  AC_SUBST(LIBREADLINE) Line 803  AC_SUBST(LIBREADLINE)
803  AC_CONFIG_FILES(  AC_CONFIG_FILES(
804          Makefile          Makefile
805          libpcre.pc          libpcre.pc
806          libpcreposix.pc          libpcre16.pc
807            libpcreposix.pc
808          libpcrecpp.pc          libpcrecpp.pc
809          pcre-config          pcre-config
810          pcre.h          pcre.h
# Line 756  $PACKAGE-$VERSION configuration summary: Line 840  $PACKAGE-$VERSION configuration summary:
840      Linker flags .................... : ${LDFLAGS}      Linker flags .................... : ${LDFLAGS}
841      Extra libraries ................. : ${LIBS}      Extra libraries ................. : ${LIBS}
842    
843        Build 8 bit pcre library ........ : ${enable_pcre8}
844        Build 16 bit pcre library ....... : ${enable_pcre16}
845      Build C++ library ............... : ${enable_cpp}      Build C++ library ............... : ${enable_cpp}
846      Enable JIT compiling support .... : ${enable_jit}      Enable JIT compiling support .... : ${enable_jit}
847      Enable UTF-8 support ............ : ${enable_utf8}      Enable UTF-8/16 support ......... : ${enable_utf}
848      Unicode properties .............. : ${enable_unicode_properties}      Unicode properties .............. : ${enable_unicode_properties}
849      Newline char/sequence ........... : ${enable_newline}      Newline char/sequence ........... : ${enable_newline}
850      \R matches only ANYCRLF ......... : ${enable_bsr_anycrlf}      \R matches only ANYCRLF ......... : ${enable_bsr_anycrlf}

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