/[pcre]/code/trunk/configure.ac
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revision 285 by ph10, Mon Nov 12 16:53:25 2007 UTC revision 286 by ph10, Mon Dec 17 14:46:11 2007 UTC
# Line 154  AC_ARG_ENABLE(stack-for-recursion, Line 154  AC_ARG_ENABLE(stack-for-recursion,
154                               [don't use stack recursion when matching]),                               [don't use stack recursion when matching]),
155                , enable_stack_for_recursion=yes)                , enable_stack_for_recursion=yes)
156    
157    # Handle --enable-pcregrep-libz
158    AC_ARG_ENABLE(pcregrep-libz,
159                  AS_HELP_STRING([--enable-pcregrep-libz],
160                                 [link pcregrep with libz to handle .gz files]),
161                  , enable_pcregrep_libz=no)
162    
163    # Handle --enable-pcregrep-libbz2
164    AC_ARG_ENABLE(pcregrep-libbz2,
165                  AS_HELP_STRING([--enable-pcregrep-libbz2],
166                                 [link pcregrep with libbz2 to handle .bz2 files]),
167                  , enable_pcregrep_libbz2=no)
168    
169  # Handle --with-posix-malloc-threshold=NBYTES  # Handle --with-posix-malloc-threshold=NBYTES
170  AC_ARG_WITH(posix-malloc-threshold,  AC_ARG_WITH(posix-malloc-threshold,
171              AS_HELP_STRING([--with-posix-malloc-threshold=NBYTES],              AS_HELP_STRING([--with-posix-malloc-threshold=NBYTES],
# Line 296  AC_SUBST(pcre_have_ulong_long) Line 308  AC_SUBST(pcre_have_ulong_long)
308    
309  AC_CHECK_FUNCS(bcopy memmove strerror strtoq strtoll _strtoi64)  AC_CHECK_FUNCS(bcopy memmove strerror strtoq strtoll _strtoi64)
310    
311    # Check for the availability of libz (aka zlib)
312    
313    AC_CHECK_HEADERS([zlib.h], [HAVE_ZLIB_H=1])
314    AC_CHECK_LIB([z], [gzopen], [HAVE_LIBZ=1])
315    
316    # Check for the availability of libbz2
317    
318    AC_CHECK_HEADERS([bzlib.h], [HAVE_BZLIB_H=1])
319    AC_CHECK_LIB([bz2], [BZ2_bzopen], [HAVE_LIBBZ2=1])
320    
321  # This facilitates -ansi builds under Linux  # This facilitates -ansi builds under Linux
322  dnl AC_DEFINE([_GNU_SOURCE], [], [Enable GNU extensions in glibc])  dnl AC_DEFINE([_GNU_SOURCE], [], [Enable GNU extensions in glibc])
323    
# Line 329  if test "$enable_stack_for_recursion" = Line 351  if test "$enable_stack_for_recursion" =
351      (use --disable-stack-for-recursion).])      (use --disable-stack-for-recursion).])
352  fi  fi
353    
354    if test "$enable_pcregrep_libz" = "yes"; then
355      AC_DEFINE([SUPPORT_LIBZ], [], [
356        Define to allow pcregrep to be linked with libz, so that it is
357        able to handle .gz files.])
358    fi
359    
360    if test "$enable_pcregrep_libbz2" = "yes"; then
361      AC_DEFINE([SUPPORT_LIBBZ2], [], [
362        Define to allow pcregrep to be linked with libbz2, so that it is
363        able to handle .bz2 files.])
364    fi
365    
366  AC_DEFINE_UNQUOTED([NEWLINE], [$ac_pcre_newline_value], [  AC_DEFINE_UNQUOTED([NEWLINE], [$ac_pcre_newline_value], [
367    The value of NEWLINE determines the newline character sequence. On    The value of NEWLINE determines the newline character sequence. On
368    systems that support it, "configure" can be used to override the    systems that support it, "configure" can be used to override the
# Line 444  AC_SUBST(EXTRA_LIBPCRECPP_LDFLAGS) Line 478  AC_SUBST(EXTRA_LIBPCRECPP_LDFLAGS)
478  DISTCHECK_CONFIGURE_FLAGS="--enable-cpp --enable-unicode-properties"  DISTCHECK_CONFIGURE_FLAGS="--enable-cpp --enable-unicode-properties"
479  AC_SUBST(DISTCHECK_CONFIGURE_FLAGS)  AC_SUBST(DISTCHECK_CONFIGURE_FLAGS)
480    
481    # Check that, if --enable-pcregrep-libz or --enable-pcregrep-libbz2 is
482    # specified, the relevant library is available. If so, add it to LIBS.
483    
484    if test "$enable_pcregrep_libz" = "yes"; then
485      if test "$HAVE_ZLIB_H" != "1"; then
486        echo "** Cannot --enable-pcregrep-libz because zlib.h was not found"
487        exit 1
488      fi
489      if test "$HAVE_LIBZ" != "1"; then
490        echo "** Cannot --enable-pcregrep-libz because libz was not found"
491        exit 1
492      fi
493      if test "$LIBS" = ""; then LIBS=-lz; else LIBS="$LIBS -lz"; fi
494    fi
495    
496    if test "$enable_pcregrep_libbz2" = "yes"; then
497      if test "$HAVE_BZLIB_H" != "1"; then
498        echo "** Cannot --enable-pcregrep-libbz2 because bzlib.h was not found"
499        exit 1
500      fi
501      if test "$HAVE_LIBBZ2" != "1"; then
502        echo "** Cannot --enable-pcregrep-libbz2 because libbz2 was not found"
503        exit 1
504      fi
505      if test "$LIBS" = ""; then LIBS=-lbz2; else LIBS="$LIBS -lbz2"; fi
506    fi
507    
508  # Produce these files, in addition to config.h.  # Produce these files, in addition to config.h.
509  AC_CONFIG_FILES(  AC_CONFIG_FILES(
510          Makefile          Makefile
# Line 466  AC_OUTPUT Line 527  AC_OUTPUT
527    
528  # Print out a nice little message after configure is run displaying your  # Print out a nice little message after configure is run displaying your
529  # chosen options.  # chosen options.
530  #  
531  cat <<EOF  cat <<EOF
532    
533  $PACKAGE-$VERSION configuration summary:  $PACKAGE-$VERSION configuration summary:
534    
535      Install prefix ........... : ${prefix}      Install prefix ............. : ${prefix}
536      C preprocessor ........... : ${CPP}      C preprocessor ............. : ${CPP}
537      C compiler ............... : ${CC}      C compiler ................. : ${CC}
538      C++ preprocessor ......... : ${CXXCPP}      C++ preprocessor ........... : ${CXXCPP}
539      C++ compiler ............. : ${CXX}      C++ compiler ............... : ${CXX}
540      Linker ................... : ${LD}      Linker ..................... : ${LD}
541      C preprocessor flags ..... : ${CPPFLAGS}      C preprocessor flags ....... : ${CPPFLAGS}
542      C compiler flags ......... : ${CFLAGS}      C compiler flags ........... : ${CFLAGS}
543      C++ compiler flags ....... : ${CXXFLAGS}      C++ compiler flags ......... : ${CXXFLAGS}
544      Linker flags ............. : ${LDFLAGS}      Linker flags ............... : ${LDFLAGS}
545      Extra libraries .......... : ${LIBS}      Extra libraries ............ : ${LIBS}
546    
547      Build C++ library ........ : ${enable_cpp}      Build C++ library .......... : ${enable_cpp}
548      Enable UTF-8 support ..... : ${enable_utf8}      Enable UTF-8 support ....... : ${enable_utf8}
549      Unicode properties ....... : ${enable_unicode_properties}      Unicode properties ......... : ${enable_unicode_properties}
550      Newline char/sequence .... : ${enable_newline}      Newline char/sequence ...... : ${enable_newline}
551      \R matches only ANYCRLF .. : ${enable_bsr_anycrlf}      \R matches only ANYCRLF .... : ${enable_bsr_anycrlf}
552      EBCDIC coding ............ : ${enable_ebcdic}      EBCDIC coding .............. : ${enable_ebcdic}
553      Rebuild char tables ...... : ${enable_rebuild_chartables}      Rebuild char tables ........ : ${enable_rebuild_chartables}
554      Use stack recursion ...... : ${enable_stack_for_recursion}      Use stack recursion ........ : ${enable_stack_for_recursion}
555      POSIX mem threshold ...... : ${with_posix_malloc_threshold}      POSIX mem threshold ........ : ${with_posix_malloc_threshold}
556      Internal link size ....... : ${with_link_size}      Internal link size ......... : ${with_link_size}
557      Match limit .............. : ${with_match_limit}      Match limit ................ : ${with_match_limit}
558      Match limit recursion .... : ${with_match_limit_recursion}      Match limit recursion ...... : ${with_match_limit_recursion}
559      Build shared libs ........ : ${enable_shared}      Build shared libs .......... : ${enable_shared}
560      Build static libs ........ : ${enable_static}      Build static libs .......... : ${enable_static}
561        Link pcregrep with libz .... : ${enable_pcregrep_libz}
562        Link pcregrep with libbz2 .. : ${enable_pcregrep_libbz2}
563    
564  EOF  EOF
565    
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