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Diffstat (limited to '.pc/soname.patch/configure.ac')
| -rw-r--r-- | .pc/soname.patch/configure.ac | 1111 |
1 files changed, 0 insertions, 1111 deletions
diff --git a/.pc/soname.patch/configure.ac b/.pc/soname.patch/configure.ac deleted file mode 100644 index aab2f56..0000000 --- a/.pc/soname.patch/configure.ac +++ /dev/null @@ -1,1111 +0,0 @@ -dnl Process this file with autoconf to produce a configure script. - -dnl NOTE FOR MAINTAINERS: Do not use minor version numbers 08 or 09 because -dnl the leading zeros may cause them to be treated as invalid octal constants -dnl if a PCRE user writes code that uses PCRE_MINOR as a number. There is now -dnl a check further down that throws an error if 08 or 09 are used. - -dnl The PCRE_PRERELEASE feature is for identifying release candidates. It might -dnl be defined as -RC2, for example. For real releases, it should be empty. - -m4_define(pcre_major, [8]) -m4_define(pcre_minor, [35]) -m4_define(pcre_prerelease, []) -m4_define(pcre_date, [2014-04-04]) - -# NOTE: The CMakeLists.txt file searches for the above variables in the first -# 50 lines of this file. Please update that if the variables above are moved. - -# Libtool shared library interface versions (current:revision:age) -m4_define(libpcre_version, [3:3:2]) -m4_define(libpcre16_version, [2:3:2]) -m4_define(libpcre32_version, [0:3:0]) -m4_define(libpcreposix_version, [0:2:0]) -m4_define(libpcrecpp_version, [0:0:0]) - -AC_PREREQ(2.57) -AC_INIT(PCRE, pcre_major.pcre_minor[]pcre_prerelease, , pcre) -AC_CONFIG_SRCDIR([pcre.h.in]) -AM_INIT_AUTOMAKE([dist-bzip2 dist-zip]) -m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])]) -AC_CONFIG_HEADERS(config.h) - -# This is a new thing required to stop a warning from automake 1.12 -m4_ifdef([AM_PROG_AR], [AM_PROG_AR]) - -# This was added at the suggestion of libtoolize (03-Jan-10) -AC_CONFIG_MACRO_DIR([m4]) - -# The default CFLAGS and CXXFLAGS in Autoconf are "-g -O2" for gcc and just -# "-g" for any other compiler. There doesn't seem to be a standard way of -# getting rid of the -g (which I don't think is needed for a production -# library). This fudge seems to achieve the necessary. First, we remember the -# externally set values of CFLAGS and CXXFLAGS. Then call the AC_PROG_CC and -# AC_PROG_CXX macros to find the compilers - if CFLAGS and CXXFLAGS are not -# set, they will be set to Autoconf's defaults. Afterwards, if the original -# values were not set, remove the -g from the Autoconf defaults. -# (PH 02-May-07) - -remember_set_CFLAGS="$CFLAGS" -remember_set_CXXFLAGS="$CXXFLAGS" - -AC_PROG_CC -AC_PROG_CXX -AM_PROG_CC_C_O - -if test "x$remember_set_CFLAGS" = "x" -then - if test "$CFLAGS" = "-g -O2" - then - CFLAGS="-O2" - elif test "$CFLAGS" = "-g" - then - CFLAGS="" - fi -fi - -if test "x$remember_set_CXXFLAGS" = "x" -then - if test "$CXXFLAGS" = "-g -O2" - then - CXXFLAGS="-O2" - elif test "$CXXFLAGS" = "-g" - then - CXXFLAGS="" - fi -fi - -# AC_PROG_CXX will return "g++" even if no c++ compiler is installed. -# Check for that case, and just disable c++ code if g++ doesn't run. -AC_LANG_PUSH(C++) -AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],, CXX=""; CXXCP=""; CXXFLAGS="") -AC_LANG_POP - -# Check for a 64-bit integer type -AC_TYPE_INT64_T - -AC_PROG_INSTALL -AC_LIBTOOL_WIN32_DLL -LT_INIT -AC_PROG_LN_S - -# Check for GCC visibility feature - -PCRE_VISIBILITY - -# Versioning - -PCRE_MAJOR="pcre_major" -PCRE_MINOR="pcre_minor" -PCRE_PRERELEASE="pcre_prerelease" -PCRE_DATE="pcre_date" - -if test "$PCRE_MINOR" = "08" -o "$PCRE_MINOR" = "09" -then - echo "***" - echo "*** Minor version number $PCRE_MINOR must not be used. ***" - echo "*** Use only 01 to 07 or 10 onwards, to avoid octal issues. ***" - echo "***" - exit 1 -fi - -AC_SUBST(PCRE_MAJOR) -AC_SUBST(PCRE_MINOR) -AC_SUBST(PCRE_PRERELEASE) -AC_SUBST(PCRE_DATE) - -# Set a more sensible default value for $(htmldir). -if test "x$htmldir" = 'x${docdir}' -then - htmldir='${docdir}/html' -fi - -# Handle --disable-pcre8 (enabled by default) -AC_ARG_ENABLE(pcre8, - AS_HELP_STRING([--disable-pcre8], - [disable 8 bit character support]), - , enable_pcre8=unset) -AC_SUBST(enable_pcre8) - -# Handle --enable-pcre16 (disabled by default) -AC_ARG_ENABLE(pcre16, - AS_HELP_STRING([--enable-pcre16], - [enable 16 bit character support]), - , enable_pcre16=unset) -AC_SUBST(enable_pcre16) - -# Handle --enable-pcre32 (disabled by default) -AC_ARG_ENABLE(pcre32, - AS_HELP_STRING([--enable-pcre32], - [enable 32 bit character support]), - , enable_pcre32=unset) -AC_SUBST(enable_pcre32) - -# Handle --disable-cpp. The substitution of enable_cpp is needed for use in -# pcre-config. -AC_ARG_ENABLE(cpp, - AS_HELP_STRING([--disable-cpp], - [disable C++ support]), - , enable_cpp=unset) -AC_SUBST(enable_cpp) - -# Handle --enable-jit (disabled by default) -AC_ARG_ENABLE(jit, - AS_HELP_STRING([--enable-jit], - [enable Just-In-Time compiling support]), - , enable_jit=no) - -# Handle --disable-pcregrep-jit (enabled by default) -AC_ARG_ENABLE(pcregrep-jit, - AS_HELP_STRING([--disable-pcregrep-jit], - [disable JIT support in pcregrep]), - , enable_pcregrep_jit=yes) - -# Handle --enable-rebuild-chartables -AC_ARG_ENABLE(rebuild-chartables, - AS_HELP_STRING([--enable-rebuild-chartables], - [rebuild character tables in current locale]), - , enable_rebuild_chartables=no) - -# Handle --enable-utf8 (disabled by default) -AC_ARG_ENABLE(utf8, - AS_HELP_STRING([--enable-utf8], - [another name for --enable-utf. Kept only for compatibility reasons]), - , enable_utf8=unset) - -# Handle --enable-utf (disabled by default) -AC_ARG_ENABLE(utf, - AS_HELP_STRING([--enable-utf], - [enable UTF-8/16/32 support (incompatible with --enable-ebcdic)]), - , enable_utf=unset) - -# Handle --enable-unicode-properties -AC_ARG_ENABLE(unicode-properties, - AS_HELP_STRING([--enable-unicode-properties], - [enable Unicode properties support (implies --enable-utf)]), - , enable_unicode_properties=no) - -# Handle newline options -ac_pcre_newline=lf -AC_ARG_ENABLE(newline-is-cr, - AS_HELP_STRING([--enable-newline-is-cr], - [use CR as newline character]), - ac_pcre_newline=cr) -AC_ARG_ENABLE(newline-is-lf, - AS_HELP_STRING([--enable-newline-is-lf], - [use LF as newline character (default)]), - ac_pcre_newline=lf) -AC_ARG_ENABLE(newline-is-crlf, - AS_HELP_STRING([--enable-newline-is-crlf], - [use CRLF as newline sequence]), - ac_pcre_newline=crlf) -AC_ARG_ENABLE(newline-is-anycrlf, - AS_HELP_STRING([--enable-newline-is-anycrlf], - [use CR, LF, or CRLF as newline sequence]), - ac_pcre_newline=anycrlf) -AC_ARG_ENABLE(newline-is-any, - AS_HELP_STRING([--enable-newline-is-any], - [use any valid Unicode newline sequence]), - ac_pcre_newline=any) -enable_newline="$ac_pcre_newline" - -# Handle --enable-bsr-anycrlf -AC_ARG_ENABLE(bsr-anycrlf, - AS_HELP_STRING([--enable-bsr-anycrlf], - [\R matches only CR, LF, CRLF by default]), - , enable_bsr_anycrlf=no) - -# Handle --enable-ebcdic -AC_ARG_ENABLE(ebcdic, - AS_HELP_STRING([--enable-ebcdic], - [assume EBCDIC coding rather than ASCII; incompatible with --enable-utf; use only in (uncommon) EBCDIC environments; it implies --enable-rebuild-chartables]), - , enable_ebcdic=no) - -# Handle --enable-ebcdic-nl25 -AC_ARG_ENABLE(ebcdic-nl25, - AS_HELP_STRING([--enable-ebcdic-nl25], - [set EBCDIC code for NL to 0x25 instead of 0x15; it implies --enable-ebcdic]), - , enable_ebcdic_nl25=no) - -# Handle --disable-stack-for-recursion -AC_ARG_ENABLE(stack-for-recursion, - AS_HELP_STRING([--disable-stack-for-recursion], - [don't use stack recursion when matching]), - , enable_stack_for_recursion=yes) - -# Handle --enable-pcregrep-libz -AC_ARG_ENABLE(pcregrep-libz, - AS_HELP_STRING([--enable-pcregrep-libz], - [link pcregrep with libz to handle .gz files]), - , enable_pcregrep_libz=no) - -# Handle --enable-pcregrep-libbz2 -AC_ARG_ENABLE(pcregrep-libbz2, - AS_HELP_STRING([--enable-pcregrep-libbz2], - [link pcregrep with libbz2 to handle .bz2 files]), - , enable_pcregrep_libbz2=no) - -# Handle --with-pcregrep-bufsize=N -AC_ARG_WITH(pcregrep-bufsize, - AS_HELP_STRING([--with-pcregrep-bufsize=N], - [pcregrep buffer size (default=20480, minimum=8192)]), - , with_pcregrep_bufsize=20480) - -# Handle --enable-pcretest-libedit -AC_ARG_ENABLE(pcretest-libedit, - AS_HELP_STRING([--enable-pcretest-libedit], - [link pcretest with libedit]), - , enable_pcretest_libedit=no) - -# Handle --enable-pcretest-libreadline -AC_ARG_ENABLE(pcretest-libreadline, - AS_HELP_STRING([--enable-pcretest-libreadline], - [link pcretest with libreadline]), - , enable_pcretest_libreadline=no) - -# Handle --with-posix-malloc-threshold=NBYTES -AC_ARG_WITH(posix-malloc-threshold, - AS_HELP_STRING([--with-posix-malloc-threshold=NBYTES], - [threshold for POSIX malloc usage (default=10)]), - , with_posix_malloc_threshold=10) - -# Handle --with-link-size=N -AC_ARG_WITH(link-size, - AS_HELP_STRING([--with-link-size=N], - [internal link size (2, 3, or 4 allowed; default=2)]), - , with_link_size=2) - -# Handle --with-parens-nest-limit=N -AC_ARG_WITH(parens-nest-limit, - AS_HELP_STRING([--with-parens-nest-limit=N], - [nested parentheses limit (default=250)]), - , with_parens_nest_limit=250) - -# Handle --with-match-limit=N -AC_ARG_WITH(match-limit, - AS_HELP_STRING([--with-match-limit=N], - [default limit on internal looping (default=10000000)]), - , with_match_limit=10000000) - -# Handle --with-match-limit_recursion=N -# -# Note: In config.h, the default is to define MATCH_LIMIT_RECURSION -# symbolically as MATCH_LIMIT, which in turn is defined to be some numeric -# value (e.g. 10000000). MATCH_LIMIT_RECURSION can otherwise be set to some -# different numeric value (or even the same numeric value as MATCH_LIMIT, -# though no longer defined in terms of the latter). -# -AC_ARG_WITH(match-limit-recursion, - AS_HELP_STRING([--with-match-limit-recursion=N], - [default limit on internal recursion (default=MATCH_LIMIT)]), - , with_match_limit_recursion=MATCH_LIMIT) - -# Handle --enable-valgrind -AC_ARG_ENABLE(valgrind, - AS_HELP_STRING([--enable-valgrind], - [valgrind support]), - , enable_valgrind=no) - -# Enable code coverage reports using gcov -AC_ARG_ENABLE(coverage, - AS_HELP_STRING([--enable-coverage], - [enable code coverage reports using gcov]), - , enable_coverage=no) - -# Copy enable_utf8 value to enable_utf for compatibility reasons -if test "x$enable_utf8" != "xunset" -then - if test "x$enable_utf" != "xunset" - then - AC_MSG_ERROR([--enable/disable-utf8 is kept only for compatibility reasons and its value is copied to --enable/disable-utf. Newer code must use --enable/disable-utf alone.]) - fi - enable_utf=$enable_utf8 -fi - -# Set the default value for pcre8 -if test "x$enable_pcre8" = "xunset" -then - enable_pcre8=yes -fi - -# Set the default value for pcre16 -if test "x$enable_pcre16" = "xunset" -then - enable_pcre16=no -fi - -# Set the default value for pcre32 -if test "x$enable_pcre32" = "xunset" -then - enable_pcre32=no -fi - -# Make sure enable_pcre8 or enable_pcre16 was set -if test "x$enable_pcre8$enable_pcre16$enable_pcre32" = "xnonono" -then - AC_MSG_ERROR([At least one of 8, 16 or 32 bit pcre library must be enabled]) -fi - -# Make sure that if enable_unicode_properties was set, that UTF support is enabled. -if test "x$enable_unicode_properties" = "xyes" -then - if test "x$enable_utf" = "xno" - then - AC_MSG_ERROR([support for Unicode properties requires UTF-8/16/32 support]) - fi - enable_utf=yes -fi - -# enable_utf is disabled by default. -if test "x$enable_utf" = "xunset" -then - enable_utf=no -fi - -# enable_cpp copies the value of enable_pcre8 by default -if test "x$enable_cpp" = "xunset" -then - enable_cpp=$enable_pcre8 -fi - -# Make sure that if enable_cpp was set, that enable_pcre8 support is enabled -if test "x$enable_cpp" = "xyes" -then - if test "x$enable_pcre8" = "xno" - then - AC_MSG_ERROR([C++ library requires pcre library with 8 bit characters]) - fi -fi - -# Convert the newline identifier into the appropriate integer value. The first -# three are ASCII values 0x0a, 0x0d, and 0x0d0a, but if EBCDIC is enabled, they -# are changed below. - -case "$enable_newline" in - lf) ac_pcre_newline_value=10 ;; - cr) ac_pcre_newline_value=13 ;; - crlf) ac_pcre_newline_value=3338 ;; - anycrlf) ac_pcre_newline_value=-2 ;; - any) ac_pcre_newline_value=-1 ;; - *) - AC_MSG_ERROR([invalid argument \"$enable_newline\" to --enable-newline option]) - ;; -esac - -# --enable-ebcdic-nl25 implies --enable-ebcdic -if test "x$enable_ebcdic_nl25" = "xyes"; then - enable_ebcdic=yes -fi - -# Make sure that if enable_ebcdic is set, rebuild_chartables is also enabled, -# and the newline value is adjusted appropriately (CR is still 13, but LF is -# 21 or 37). Also check that UTF support is not requested, because PCRE cannot -# handle EBCDIC and UTF in the same build. To do so it would need to use -# different character constants depending on the mode. -# -if test "x$enable_ebcdic" = "xyes"; then - enable_rebuild_chartables=yes - - if test "x$enable_utf" = "xyes"; then - AC_MSG_ERROR([support for EBCDIC and UTF-8/16/32 cannot be enabled at the same time]) - fi - - if test "x$enable_ebcdic_nl25" = "xno"; then - case "$ac_pcre_newline_value" in - 10) ac_pcre_newline_value=21 ;; - 3338) ac_pcre_newline_value=3349 ;; - esac - else - case "$ac_pcre_newline_value" in - 10) ac_pcre_newline_value=37 ;; - 3338) ac_pcre_newline_value=3365 ;; - esac - fi -fi - -# Check argument to --with-link-size -case "$with_link_size" in - 2|3|4) ;; - *) - AC_MSG_ERROR([invalid argument \"$with_link_size\" to --with-link-size option]) - ;; -esac - -AH_TOP([ -/* PCRE is written in Standard C, but there are a few non-standard things it -can cope with, allowing it to run on SunOS4 and other "close to standard" -systems. - -In environments that support the GNU autotools, config.h.in is converted into -config.h by the "configure" script. In environments that use CMake, -config-cmake.in is converted into config.h. If you are going to build PCRE "by -hand" without using "configure" or CMake, you should copy the distributed -config.h.generic to config.h, and edit the macro definitions to be the way you -need them. You must then add -DHAVE_CONFIG_H to all of your compile commands, -so that config.h is included at the start of every source. - -Alternatively, you can avoid editing by using -D on the compiler command line -to set the macro values. In this case, you do not have to set -DHAVE_CONFIG_H, -but if you do, default values will be taken from config.h for non-boolean -macros that are not defined on the command line. - -Boolean macros such as HAVE_STDLIB_H and SUPPORT_PCRE8 should either be defined -(conventionally to 1) for TRUE, and not defined at all for FALSE. All such -macros are listed as a commented #undef in config.h.generic. Macros such as -MATCH_LIMIT, whose actual value is relevant, have defaults defined, but are -surrounded by #ifndef/#endif lines so that the value can be overridden by -D. - -PCRE uses memmove() if HAVE_MEMMOVE is defined; otherwise it uses bcopy() if -HAVE_BCOPY is defined. If your system has neither bcopy() nor memmove(), make -sure both macros are undefined; an emulation function will then be used. */]) - -# Checks for header files. -AC_HEADER_STDC -AC_CHECK_HEADERS(limits.h sys/types.h sys/stat.h dirent.h) -AC_CHECK_HEADERS([windows.h], [HAVE_WINDOWS_H=1]) - -# The files below are C++ header files. -pcre_have_type_traits="0" -pcre_have_bits_type_traits="0" - -if test "x$enable_cpp" = "xyes" -a -z "$CXX"; then - AC_MSG_ERROR([You need a C++ compiler for C++ support.]) -fi - -if test "x$enable_cpp" = "xyes" -a -n "$CXX" -then -AC_LANG_PUSH(C++) - -# Older versions of pcre defined pcrecpp::no_arg, but in new versions -# it's called pcrecpp::RE::no_arg. For backwards ABI compatibility, -# we want to make one an alias for the other. Different systems do -# this in different ways. Some systems, for instance, can do it via -# a linker flag: -alias (for os x 10.5) or -i (for os x <=10.4). -OLD_LDFLAGS="$LDFLAGS" -for flag in "-alias,__ZN7pcrecpp2RE6no_argE,__ZN7pcrecpp6no_argE" \ - "-i__ZN7pcrecpp6no_argE:__ZN7pcrecpp2RE6no_argE"; do - AC_MSG_CHECKING([for alias support in the linker]) - LDFLAGS="$OLD_LDFLAGS -Wl,$flag" - # We try to run the linker with this new ld flag. If the link fails, - # we give up and remove the new flag from LDFLAGS. - AC_LINK_IFELSE([AC_LANG_PROGRAM([namespace pcrecpp { - class RE { static int no_arg; }; - int RE::no_arg; - }], - [])], - [AC_MSG_RESULT([yes]); - EXTRA_LIBPCRECPP_LDFLAGS="$EXTRA_LIBPCRECPP_LDFLAGS -Wl,$flag"; - break;], - AC_MSG_RESULT([no])) -done -LDFLAGS="$OLD_LDFLAGS" - -# We could be more clever here, given we're doing AC_SUBST with this -# (eg set a var to be the name of the include file we want). But we're not -# so it's easy to change back to 'regular' autoconf vars if we needed to. -AC_CHECK_HEADERS(string, [pcre_have_cpp_headers="1"], - [pcre_have_cpp_headers="0"]) -AC_CHECK_HEADERS(bits/type_traits.h, [pcre_have_bits_type_traits="1"], - [pcre_have_bits_type_traits="0"]) -AC_CHECK_HEADERS(type_traits.h, [pcre_have_type_traits="1"], - [pcre_have_type_traits="0"]) - -# (This isn't c++-specific, but is only used in pcrecpp.cc, so try this -# in a c++ context. This matters becuase strtoimax is C99 and may not -# be supported by the C++ compiler.) -# Figure out how to create a longlong from a string: strtoll and -# equiv. It's not enough to call AC_CHECK_FUNCS: hpux has a -# strtoll, for instance, but it only takes 2 args instead of 3! -# We have to call AH_TEMPLATE since AC_DEFINE_UNQUOTED below is complex. -AH_TEMPLATE(HAVE_STRTOQ, [Define to 1 if you have `strtoq'.]) -AH_TEMPLATE(HAVE_STRTOLL, [Define to 1 if you have `strtoll'.]) -AH_TEMPLATE(HAVE__STRTOI64, [Define to 1 if you have `_strtoi64'.]) -AH_TEMPLATE(HAVE_STRTOIMAX, [Define to 1 if you have `strtoimax'.]) -have_strto_fn=0 -for fn in strtoq strtoll _strtoi64 strtoimax; do - AC_MSG_CHECKING([for $fn]) - if test "$fn" = strtoimax; then - include=stdint.h - else - include=stdlib.h - fi - AC_COMPILE_IFELSE([AC_LANG_PROGRAM([#include <$include>], - [char* e; return $fn("100", &e, 10)])], - [AC_MSG_RESULT(yes) - AC_DEFINE_UNQUOTED(HAVE_`echo $fn | tr abcdefghijklmnopqrstuvwxyz ABCDEFGHIJKLMNOPQRSTUVWXYZ`, 1, - [Define to 1 if you have `$fn'.]) - have_strto_fn=1 - break], - [AC_MSG_RESULT(no)]) -done - -if test "$have_strto_fn" = 1; then - AC_CHECK_TYPES([long long], - [pcre_have_long_long="1"], - [pcre_have_long_long="0"]) - AC_CHECK_TYPES([unsigned long long], - [pcre_have_ulong_long="1"], - [pcre_have_ulong_long="0"]) -else - pcre_have_long_long="0" - pcre_have_ulong_long="0" -fi -AC_SUBST(pcre_have_long_long) -AC_SUBST(pcre_have_ulong_long) - -AC_LANG_POP -fi -# Using AC_SUBST eliminates the need to include config.h in a public .h file -AC_SUBST(pcre_have_type_traits) -AC_SUBST(pcre_have_bits_type_traits) - -# Conditional compilation -AM_CONDITIONAL(WITH_PCRE8, test "x$enable_pcre8" = "xyes") -AM_CONDITIONAL(WITH_PCRE16, test "x$enable_pcre16" = "xyes") -AM_CONDITIONAL(WITH_PCRE32, test "x$enable_pcre32" = "xyes") -AM_CONDITIONAL(WITH_PCRE_CPP, test "x$enable_cpp" = "xyes") -AM_CONDITIONAL(WITH_REBUILD_CHARTABLES, test "x$enable_rebuild_chartables" = "xyes") -AM_CONDITIONAL(WITH_JIT, test "x$enable_jit" = "xyes") -AM_CONDITIONAL(WITH_UTF, test "x$enable_utf" = "xyes") -AM_CONDITIONAL(WITH_VALGRIND, test "x$enable_valgrind" = "xyes") - -# Checks for typedefs, structures, and compiler characteristics. - -AC_C_CONST -AC_TYPE_SIZE_T - -# Checks for library functions. - -AC_CHECK_FUNCS(bcopy memmove strerror) - -# Check for the availability of libz (aka zlib) - -AC_CHECK_HEADERS([zlib.h], [HAVE_ZLIB_H=1]) -AC_CHECK_LIB([z], [gzopen], [HAVE_LIBZ=1]) - -# Check for the availability of libbz2. Originally we just used AC_CHECK_LIB, -# as for libz. However, this had the following problem, diagnosed and fixed by -# a user: -# -# - libbz2 uses the Pascal calling convention (WINAPI) for the functions -# under Win32. -# - The standard autoconf AC_CHECK_LIB fails to include "bzlib.h", -# therefore missing the function definition. -# - The compiler thus generates a "C" signature for the test function. -# - The linker fails to find the "C" function. -# - PCRE fails to configure if asked to do so against libbz2. -# -# Solution: -# -# - Replace the AC_CHECK_LIB test with a custom test. - -AC_CHECK_HEADERS([bzlib.h], [HAVE_BZLIB_H=1]) -# Original test -# AC_CHECK_LIB([bz2], [BZ2_bzopen], [HAVE_LIBBZ2=1]) -# -# Custom test follows - -AC_MSG_CHECKING([for libbz2]) -OLD_LIBS="$LIBS" -LIBS="$LIBS -lbz2" -AC_LINK_IFELSE([AC_LANG_PROGRAM([[ -#ifdef HAVE_BZLIB_H -#include <bzlib.h> -#endif]], -[[return (int)BZ2_bzopen("conftest", "rb");]])], -[AC_MSG_RESULT([yes]);HAVE_LIBBZ2=1; break;], -AC_MSG_RESULT([no])) -LIBS="$OLD_LIBS" - -# Check for the availabiity of libreadline - -if test "$enable_pcretest_libreadline" = "yes"; then - AC_CHECK_HEADERS([readline/readline.h], [HAVE_READLINE_H=1]) - AC_CHECK_HEADERS([readline/history.h], [HAVE_HISTORY_H=1]) - AC_CHECK_LIB([readline], [readline], [LIBREADLINE="-lreadline"], - [unset ac_cv_lib_readline_readline; - AC_CHECK_LIB([readline], [readline], [LIBREADLINE="-ltinfo"], - [unset ac_cv_lib_readline_readline; - AC_CHECK_LIB([readline], [readline], [LIBREADLINE="-lcurses"], - [unset ac_cv_lib_readline_readline; - AC_CHECK_LIB([readline], [readline], [LIBREADLINE="-lncurses"], - [unset ac_cv_lib_readline_readline; - AC_CHECK_LIB([readline], [readline], [LIBREADLINE="-lncursesw"], - [unset ac_cv_lib_readline_readline; - AC_CHECK_LIB([readline], [readline], [LIBREADLINE="-ltermcap"], - [LIBREADLINE=""], - [-ltermcap])], - [-lncursesw])], - [-lncurses])], - [-lcurses])], - [-ltinfo])]) - AC_SUBST(LIBREADLINE) - if test -n "$LIBREADLINE"; then - if test "$LIBREADLINE" != "-lreadline"; then - echo "-lreadline needs $LIBREADLINE" - LIBREADLINE="-lreadline $LIBREADLINE" - fi - fi -fi - - -# Check for the availability of libedit. Different distributions put its -# headers in different places. Try to cover the most common ones. - -if test "$enable_pcretest_libedit" = "yes"; then - AC_CHECK_HEADERS([editline/readline.h], [HAVE_EDITLINE_READLINE_H=1], - [AC_CHECK_HEADERS([edit/readline/readline.h], [HAVE_READLINE_READLINE_H=1], - [AC_CHECK_HEADERS([readline/readline.h], [HAVE_READLINE_READLINE_H=1])])]) - AC_CHECK_LIB([edit], [readline], [LIBEDIT="-ledit"]) -fi - -# This facilitates -ansi builds under Linux -dnl AC_DEFINE([_GNU_SOURCE], [], [Enable GNU extensions in glibc]) - -PCRE_STATIC_CFLAG="" -if test "x$enable_shared" = "xno" ; then - AC_DEFINE([PCRE_STATIC], [1], [ - Define to any value if linking statically (TODO: make nice with Libtool)]) - PCRE_STATIC_CFLAG="-DPCRE_STATIC" -fi -AC_SUBST(PCRE_STATIC_CFLAG) - -# Here is where pcre specific defines are handled - -if test "$enable_pcre8" = "yes"; then - AC_DEFINE([SUPPORT_PCRE8], [], [ - Define to any value to enable the 8 bit PCRE library.]) -fi - -if test "$enable_pcre16" = "yes"; then - AC_DEFINE([SUPPORT_PCRE16], [], [ - Define to any value to enable the 16 bit PCRE library.]) -fi - -if test "$enable_pcre32" = "yes"; then - AC_DEFINE([SUPPORT_PCRE32], [], [ - Define to any value to enable the 32 bit PCRE library.]) -fi - -# Unless running under Windows, JIT support requires pthreads. - -if test "$enable_jit" = "yes"; then - if test "$HAVE_WINDOWS_H" != "1"; then - AX_PTHREAD([], [AC_MSG_ERROR([JIT support requires pthreads])]) - CC="$PTHREAD_CC" - CFLAGS="$PTHREAD_CFLAGS $CFLAGS" - LIBS="$PTHREAD_LIBS $LIBS" - fi - AC_DEFINE([SUPPORT_JIT], [], [ - Define to any value to enable support for Just-In-Time compiling.]) -else - enable_pcregrep_jit="no" -fi - -if test "$enable_pcregrep_jit" = "yes"; then - AC_DEFINE([SUPPORT_PCREGREP_JIT], [], [ - Define to any value to enable JIT support in pcregrep.]) -fi - -if test "$enable_utf" = "yes"; then - AC_DEFINE([SUPPORT_UTF], [], [ - Define to any value to enable support for the UTF-8/16/32 Unicode encoding. - This will work even in an EBCDIC environment, but it is incompatible - with the EBCDIC macro. That is, PCRE can support *either* EBCDIC - code *or* ASCII/UTF-8/16/32, but not both at once.]) -fi - -if test "$enable_unicode_properties" = "yes"; then - AC_DEFINE([SUPPORT_UCP], [], [ - Define to any value to enable support for Unicode properties.]) -fi - -if test "$enable_stack_for_recursion" = "no"; then - AC_DEFINE([NO_RECURSE], [], [ - PCRE uses recursive function calls to handle backtracking while - matching. This can sometimes be a problem on systems that have - stacks of limited size. Define NO_RECURSE to any value to get a - version that doesn't use recursion in the match() function; instead - it creates its own stack by steam using pcre_recurse_malloc() to obtain - memory from the heap. For more detail, see the comments and other stuff - just above the match() function.]) -fi - -if test "$enable_pcregrep_libz" = "yes"; then - AC_DEFINE([SUPPORT_LIBZ], [], [ - Define to any value to allow pcregrep to be linked with libz, so that it is - able to handle .gz files.]) -fi - -if test "$enable_pcregrep_libbz2" = "yes"; then - AC_DEFINE([SUPPORT_LIBBZ2], [], [ - Define to any value to allow pcregrep to be linked with libbz2, so that it - is able to handle .bz2 files.]) -fi - -if test $with_pcregrep_bufsize -lt 8192 ; then - AC_MSG_WARN([$with_pcregrep_bufsize is too small for --with-pcregrep-bufsize; using 8192]) - with_pcregrep_bufsize="8192" -else - if test $? -gt 1 ; then - AC_MSG_ERROR([Bad value for --with-pcregrep-bufsize]) - fi -fi - -AC_DEFINE_UNQUOTED([PCREGREP_BUFSIZE], [$with_pcregrep_bufsize], [ - The value of PCREGREP_BUFSIZE determines the size of buffer used by pcregrep - to hold parts of the file it is searching. This is also the minimum value. - The actual amount of memory used by pcregrep is three times this number, - because it allows for the buffering of "before" and "after" lines.]) - -if test "$enable_pcretest_libedit" = "yes"; then - AC_DEFINE([SUPPORT_LIBEDIT], [], [ - Define to any value to allow pcretest to be linked with libedit.]) - LIBREADLINE="$LIBEDIT" -elif test "$enable_pcretest_libreadline" = "yes"; then - AC_DEFINE([SUPPORT_LIBREADLINE], [], [ - Define to any value to allow pcretest to be linked with libreadline.]) -fi - -AC_DEFINE_UNQUOTED([NEWLINE], [$ac_pcre_newline_value], [ - The value of NEWLINE determines the default newline character sequence. PCRE - client programs can override this by selecting other values at run time. In - ASCII environments, the value can be 10 (LF), 13 (CR), or 3338 (CRLF); in - EBCDIC environments the value can be 21 or 37 (LF), 13 (CR), or 3349 or 3365 - (CRLF) because there are two alternative codepoints (0x15 and 0x25) that are - used as the NL line terminator that is equivalent to ASCII LF. In both ASCII - and EBCDIC environments the value can also be -1 (ANY), or -2 (ANYCRLF).]) - -if test "$enable_bsr_anycrlf" = "yes"; then - AC_DEFINE([BSR_ANYCRLF], [], [ - By default, the \R escape sequence matches any Unicode line ending - character or sequence of characters. If BSR_ANYCRLF is defined (to any - value), this is changed so that backslash-R matches only CR, LF, or CRLF. - The build-time default can be overridden by the user of PCRE at runtime.]) -fi - -AC_DEFINE_UNQUOTED([LINK_SIZE], [$with_link_size], [ - The value of LINK_SIZE determines the number of bytes used to store - links as offsets within the compiled regex. The default is 2, which - allows for compiled patterns up to 64K long. This covers the vast - majority of cases. However, PCRE can also be compiled to use 3 or 4 - bytes instead. This allows for longer patterns in extreme cases.]) - -AC_DEFINE_UNQUOTED([POSIX_MALLOC_THRESHOLD], [$with_posix_malloc_threshold], [ - When calling PCRE via the POSIX interface, additional working storage - is required for holding the pointers to capturing substrings because - PCRE requires three integers per substring, whereas the POSIX - interface provides only two. If the number of expected substrings is - small, the wrapper function uses space on the stack, because this is - faster than using malloc() for each call. The threshold above which - the stack is no longer used is defined by POSIX_MALLOC_THRESHOLD.]) - -AC_DEFINE_UNQUOTED([PARENS_NEST_LIMIT], [$with_parens_nest_limit], [ - The value of PARENS_NEST_LIMIT specifies the maximum depth of nested - parentheses (of any kind) in a pattern. This limits the amount of system - stack that is used while compiling a pattern.]) - -AC_DEFINE_UNQUOTED([MATCH_LIMIT], [$with_match_limit], [ - The value of MATCH_LIMIT determines the default number of times the - internal match() function can be called during a single execution of - pcre_exec(). There is a runtime interface for setting a different - limit. The limit exists in order to catch runaway regular - expressions that take for ever to determine that they do not match. - The default is set very large so that it does not accidentally catch - legitimate cases.]) - -AC_DEFINE_UNQUOTED([MATCH_LIMIT_RECURSION], [$with_match_limit_recursion], [ - The above limit applies to all calls of match(), whether or not they - increase the recursion depth. In some environments it is desirable - to limit the depth of recursive calls of match() more strictly, in - order to restrict the maximum amount of stack (or heap, if - NO_RECURSE is defined) that is used. The value of - MATCH_LIMIT_RECURSION applies only to recursive calls of match(). To - have any useful effect, it must be less than the value of - MATCH_LIMIT. The default is to use the same value as MATCH_LIMIT. - There is a runtime method for setting a different limit.]) - -AC_DEFINE([MAX_NAME_SIZE], [32], [ - This limit is parameterized just in case anybody ever wants to - change it. Care must be taken if it is increased, because it guards - against integer overflow caused by enormously large patterns.]) - -AC_DEFINE([MAX_NAME_COUNT], [10000], [ - This limit is parameterized just in case anybody ever wants to - change it. Care must be taken if it is increased, because it guards - against integer overflow caused by enormously large patterns.]) - -AH_VERBATIM([PCRE_EXP_DEFN], [ -/* If you are compiling for a system other than a Unix-like system or - Win32, and it needs some magic to be inserted before the definition - of a function that is exported by the library, define this macro to - contain the relevant magic. If you do not define this macro, a suitable - __declspec value is used for Windows systems; in other environments - "extern" is used for a C compiler and "extern C" for a C++ compiler. - This macro apears at the start of every exported function that is part - of the external API. It does not appear on functions that are "external" - in the C sense, but which are internal to the library. */ -#undef PCRE_EXP_DEFN]) - -if test "$enable_ebcdic" = "yes"; then - AC_DEFINE_UNQUOTED([EBCDIC], [], [ - If you are compiling for a system that uses EBCDIC instead of ASCII - character codes, define this macro to any value. You must also edit the - NEWLINE macro below to set a suitable EBCDIC newline, commonly 21 (0x15). - On systems that can use "configure" or CMake to set EBCDIC, NEWLINE is - automatically adjusted. When EBCDIC is set, PCRE assumes that all input - strings are in EBCDIC. If you do not define this macro, PCRE will assume - input strings are ASCII or UTF-8/16/32 Unicode. It is not possible to build - a version of PCRE that supports both EBCDIC and UTF-8/16/32.]) -fi - -if test "$enable_ebcdic_nl25" = "yes"; then - AC_DEFINE_UNQUOTED([EBCDIC_NL25], [], [ - In an EBCDIC environment, define this macro to any value to arrange for - the NL character to be 0x25 instead of the default 0x15. NL plays the role - that LF does in an ASCII/Unicode environment. The value must also be set in - the NEWLINE macro below. On systems that can use "configure" or CMake to - set EBCDIC_NL25, the adjustment of NEWLINE is automatic.]) -fi - -if test "$enable_valgrind" = "yes"; then - AC_DEFINE_UNQUOTED([SUPPORT_VALGRIND], [], [ - Define to any value for valgrind support to find invalid memory reads.]) -fi - -# Platform specific issues -NO_UNDEFINED= -EXPORT_ALL_SYMBOLS= -case $host_os in - cygwin* | mingw* ) - if test X"$enable_shared" = Xyes; then - NO_UNDEFINED="-no-undefined" - EXPORT_ALL_SYMBOLS="-Wl,--export-all-symbols" - fi - ;; -esac - -# The extra LDFLAGS for each particular library -# (Note: The libpcre*_version bits are m4 variables, assigned above) - -EXTRA_LIBPCRE_LDFLAGS="$EXTRA_LIBPCRE_LDFLAGS \ - $NO_UNDEFINED -version-info libpcre_version" - -EXTRA_LIBPCRE16_LDFLAGS="$EXTRA_LIBPCRE16_LDFLAGS \ - $NO_UNDEFINED -version-info libpcre16_version" - -EXTRA_LIBPCRE32_LDFLAGS="$EXTRA_LIBPCRE32_LDFLAGS \ - $NO_UNDEFINED -version-info libpcre32_version" - -EXTRA_LIBPCREPOSIX_LDFLAGS="$EXTRA_LIBPCREPOSIX_LDFLAGS \ - $NO_UNDEFINED -version-info libpcreposix_version" - -EXTRA_LIBPCRECPP_LDFLAGS="$EXTRA_LIBPCRECPP_LDFLAGS \ - $NO_UNDEFINED -version-info libpcrecpp_version \ - $EXPORT_ALL_SYMBOLS" - -AC_SUBST(EXTRA_LIBPCRE_LDFLAGS) -AC_SUBST(EXTRA_LIBPCRE16_LDFLAGS) -AC_SUBST(EXTRA_LIBPCRE32_LDFLAGS) -AC_SUBST(EXTRA_LIBPCREPOSIX_LDFLAGS) -AC_SUBST(EXTRA_LIBPCRECPP_LDFLAGS) - -# When we run 'make distcheck', use these arguments. Turning off compiler -# optimization makes it run faster. -DISTCHECK_CONFIGURE_FLAGS="CFLAGS='' CXXFLAGS='' --enable-pcre16 --enable-pcre32 --enable-jit --enable-cpp --enable-unicode-properties" -AC_SUBST(DISTCHECK_CONFIGURE_FLAGS) - -# Check that, if --enable-pcregrep-libz or --enable-pcregrep-libbz2 is -# specified, the relevant library is available. - -if test "$enable_pcregrep_libz" = "yes"; then - if test "$HAVE_ZLIB_H" != "1"; then - echo "** Cannot --enable-pcregrep-libz because zlib.h was not found" - exit 1 - fi - if test "$HAVE_LIBZ" != "1"; then - echo "** Cannot --enable-pcregrep-libz because libz was not found" - exit 1 - fi - LIBZ="-lz" -fi -AC_SUBST(LIBZ) - -if test "$enable_pcregrep_libbz2" = "yes"; then - if test "$HAVE_BZLIB_H" != "1"; then - echo "** Cannot --enable-pcregrep-libbz2 because bzlib.h was not found" - exit 1 - fi - if test "$HAVE_LIBBZ2" != "1"; then - echo "** Cannot --enable-pcregrep-libbz2 because libbz2 was not found" - exit 1 - fi - LIBBZ2="-lbz2" -fi -AC_SUBST(LIBBZ2) - -# Similarly for --enable-pcretest-readline - -if test "$enable_pcretest_libedit" = "yes"; then - if test "$enable_pcretest_libreadline" = "yes"; then - echo "** Cannot use both --enable-pcretest-libedit and --enable-pcretest-readline" - exit 1 - fi - if test "$HAVE_EDITLINE_READLINE_H" != "1" -a \ - "$HAVE_READLINE_READLINE_H" != "1"; then - echo "** Cannot --enable-pcretest-libedit because neither editline/readline.h" - echo "** nor readline/readline.h was found." - exit 1 - fi - if test -z "$LIBEDIT"; then - echo "** Cannot --enable-pcretest-libedit because libedit library was not found." - exit 1 - fi -fi - -if test "$enable_pcretest_libreadline" = "yes"; then - if test "$HAVE_READLINE_H" != "1"; then - echo "** Cannot --enable-pcretest-readline because readline/readline.h was not found." - exit 1 - fi - if test "$HAVE_HISTORY_H" != "1"; then - echo "** Cannot --enable-pcretest-readline because readline/history.h was not found." - exit 1 - fi - if test -z "$LIBREADLINE"; then - echo "** Cannot --enable-pcretest-readline because readline library was not found." - exit 1 - fi -fi - -# Handle valgrind support - -if test "$enable_valgrind" = "yes"; then - m4_ifdef([PKG_CHECK_MODULES], - [PKG_CHECK_MODULES([VALGRIND],[valgrind])], - [AC_MSG_ERROR([pkg-config not supported])]) -fi - -# Handle code coverage reporting support -if test "$enable_coverage" = "yes"; then - if test "x$GCC" != "xyes"; then - AC_MSG_ERROR([Code coverage reports can only be generated when using GCC]) - fi - - # ccache is incompatible with gcov - AC_PATH_PROG([SHTOOL],[shtool],[false]) - case `$SHTOOL path $CC` in - *ccache*) cc_ccache=yes;; - *) cc_ccache=no;; - esac - - if test "$cc_ccache" = "yes"; then - if test -z "$CCACHE_DISABLE" -o "$CCACHE_DISABLE" != "1"; then - AC_MSG_ERROR([must export CCACHE_DISABLE=1 to disable ccache for code coverage]) - fi - fi - - AC_ARG_VAR([LCOV],[the ltp lcov program]) - AC_PATH_PROG([LCOV],[lcov],[false]) - if test "x$LCOV" = "xfalse"; then - AC_MSG_ERROR([lcov not found]) - fi - - AC_ARG_VAR([GENHTML],[the ltp genhtml program]) - AC_PATH_PROG([GENHTML],[genhtml],[false]) - if test "x$GENHTML" = "xfalse"; then - AC_MSG_ERROR([genhtml not found]) - fi - - # Set flags needed for gcov - GCOV_CFLAGS="-O0 -ggdb3 -fprofile-arcs -ftest-coverage" - GCOV_CXXFLAGS="-O0 -ggdb3 -fprofile-arcs -ftest-coverage" - GCOV_LIBS="-lgcov" - AC_SUBST([GCOV_CFLAGS]) - AC_SUBST([GCOV_CXXFLAGS]) - AC_SUBST([GCOV_LIBS]) -fi # enable_coverage - -AM_CONDITIONAL([WITH_GCOV],[test "x$enable_coverage" = "xyes"]) - -# Produce these files, in addition to config.h. -AC_CONFIG_FILES( - Makefile - libpcre.pc - libpcre16.pc - libpcre32.pc - libpcreposix.pc - libpcrecpp.pc - pcre-config - pcre.h - pcre_stringpiece.h - pcrecpparg.h -) - -# Make the generated script files executable. -AC_CONFIG_COMMANDS([script-chmod], [chmod a+x pcre-config]) - -# Make sure that pcre_chartables.c is removed in case the method for -# creating it was changed by reconfiguration. -AC_CONFIG_COMMANDS([delete-old-chartables], [rm -f pcre_chartables.c]) - -AC_OUTPUT - -# Print out a nice little message after configure is run displaying the -# chosen options. - -ebcdic_nl_code=n/a -if test "$enable_ebcdic_nl25" = "yes"; then - ebcdic_nl_code=0x25 -elif test "$enable_ebcdic" = "yes"; then - ebcdic_nl_code=0x15 -fi - -cat <<EOF - -$PACKAGE-$VERSION configuration summary: - - Install prefix .................. : ${prefix} - C preprocessor .................. : ${CPP} - C compiler ...................... : ${CC} - C++ preprocessor ................ : ${CXXCPP} - C++ compiler .................... : ${CXX} - Linker .......................... : ${LD} - C preprocessor flags ............ : ${CPPFLAGS} - C compiler flags ................ : ${CFLAGS} ${VISIBILITY_CFLAGS} - C++ compiler flags .............. : ${CXXFLAGS} ${VISIBILITY_CXXFLAGS} - Linker flags .................... : ${LDFLAGS} - Extra libraries ................. : ${LIBS} - - Build 8 bit pcre library ........ : ${enable_pcre8} - Build 16 bit pcre library ....... : ${enable_pcre16} - Build 32 bit pcre library ....... : ${enable_pcre32} - Build C++ library ............... : ${enable_cpp} - Enable JIT compiling support .... : ${enable_jit} - Enable UTF-8/16/32 support ...... : ${enable_utf} - Unicode properties .............. : ${enable_unicode_properties} - Newline char/sequence ........... : ${enable_newline} - \R matches only ANYCRLF ......... : ${enable_bsr_anycrlf} - EBCDIC coding ................... : ${enable_ebcdic} - EBCDIC code for NL .............. : ${ebcdic_nl_code} - Rebuild char tables ............. : ${enable_rebuild_chartables} - Use stack recursion ............. : ${enable_stack_for_recursion} - POSIX mem threshold ............. : ${with_posix_malloc_threshold} - Internal link size .............. : ${with_link_size} - Nested parentheses limit ........ : ${with_parens_nest_limit} - Match limit ..................... : ${with_match_limit} - Match limit recursion ........... : ${with_match_limit_recursion} - Build shared libs ............... : ${enable_shared} - Build static libs ............... : ${enable_static} - Use JIT in pcregrep ............. : ${enable_pcregrep_jit} - Buffer size for pcregrep ........ : ${with_pcregrep_bufsize} - Link pcregrep with libz ......... : ${enable_pcregrep_libz} - Link pcregrep with libbz2 ....... : ${enable_pcregrep_libbz2} - Link pcretest with libedit ...... : ${enable_pcretest_libedit} - Link pcretest with libreadline .. : ${enable_pcretest_libreadline} - Valgrind support ................ : ${enable_valgrind} - Code coverage ................... : ${enable_coverage} - -EOF - -dnl end configure.ac |