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Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 261 |
1 files changed, 261 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac new file mode 100644 index 0000000..876d981 --- /dev/null +++ b/configure.ac @@ -0,0 +1,261 @@ +dnl Process this file with autoconf to produce a configure script. +AC_INIT([GNU findutils], 4.6.0, [bug-findutils@gnu.org]) +AC_CONFIG_AUX_DIR(build-aux) +AM_INIT_AUTOMAKE + +AC_CONFIG_SRCDIR([find/pred.c]) +AC_CONFIG_HEADERS([config.h]) +AC_CANONICAL_HOST +AC_CONFIG_MACRO_DIR(gl/m4) + +dnl Set of available languages. +ALL_LINGUAS="be bg cs ca da de el eo es et fi fr ga gl hr hu id it ja ko lg lt ms nb nl pl pt pt_BR ro ru rw sk sl sr sv tr uk vi zh_CN zh_TW" + +AC_SUBST(AUXDIR,$ac_aux_dir) +dnl check for --with-fts +FIND_WITH_FTS + +AC_ARG_ENABLE(id-cache, +[ --enable-id-cache This currently has no effect.],) + +AC_ARG_ENABLE(debug, + AS_HELP_STRING(--enable-debug,Enable debugging output which is likely to be interesting to people debugging findutils), + [ac_cv_debug=$enableval],[ac_cv_debug=no]) + +AC_ARG_ENABLE(leaf-optimisation, + AS_HELP_STRING(--enable-leaf-optimisation,Enable an optimisation which saves lstat calls to identify subdirectories on filesystems having traditional Unix semantics), + [ac_cv_leaf_optimisation=$enableval],[ac_cv_leaf_optimisation=yes]) + +AC_ARG_ENABLE(d_type-optimization, + AS_HELP_STRING(--enable-d_type-optimization,Make use of the file type data returned in struct dirent.d_type by readdir()), + [ac_cv_d_type=$enableval],[ac_cv_d_type=yes]) + +dnl This one has no default, because otherwise we would have to say +dnl both --enable-d_type-optimisation=no and --enable-d_type-optimization=no +dnl to turn it off. +AC_ARG_ENABLE(d_type-optimisation, + AS_HELP_STRING(--enable-d_type-optimisation,Synonym for --enable-d_type-optimization), + [ac_cv_d_type=$enableval],[]) + + +AC_MSG_CHECKING([whether debug output should be produced]) +if test x$ac_cv_debug = xno; then + AC_MSG_RESULT([no]) +else + AC_MSG_RESULT([yes]) + AC_DEFINE([DEBUG], 1, [Define if you want to see find's innards]) + AC_DEFINE([DEBUG_STAT], 1, [Define if you want to see a message every time find calls the stat() system call]) +fi + +AC_MSG_CHECKING([for leaf optimisation]) +if test x$ac_cv_leaf_optimisation = xno; then + AC_MSG_RESULT([no]) +else + AC_MSG_RESULT([yes]) + AC_DEFINE([LEAF_OPTIMISATION], 1, [Define if you want to use the leaf optimisation (this can still be turned off with -noleaf)]) +fi + +AC_ARG_VAR([DEFAULT_ARG_SIZE], [Default size of arguments to child processes +of find and xargs, 128k if unspecified]) +if test -n "$DEFAULT_ARG_SIZE"; then + AC_DEFINE_UNQUOTED([DEFAULT_ARG_SIZE], [$DEFAULT_ARG_SIZE], + [If defined, the default argument size used in child processes]) +fi + + + +dnl Checks for programs. +AC_PROG_CC +AC_PROG_CPP + +dnl for gnulib +gl_EARLY +AC_PROG_LN_S +AC_PROG_INSTALL +AC_CHECK_TOOLS([AR], [ar]) +AC_CHECK_TOOLS([RANLIB], [ranlib], [:]) +dnl AC_PROG_LIBTOOL +AC_PROG_MAKE_SET +AC_SYS_LARGEFILE + + +gl_INIT + +dnl Enable various GCC warnings. +gl_MANYWARN_ALL_GCC([warnings]) +# Set up the list of the pointless, undesired warnings. +nw= +nw="$nw -Wsystem-headers" # Don't let system headers trigger warnings +nw="$nw -Wundef" # All compiler preprocessors support #if UNDEF +nw="$nw -Wtraditional" # All compilers nowadays support ANSI C +nw="$nw -Wconversion" # These warnings usually don't point to mistakes. +nw="$nw -Wsign-conversion" # Likewise. +nw="$nw -Wc++-compat" # malloc returns void* and a cast would be ugly. +# Warnings we might enable in the future, but not yet (because they generate a +# lot of noise). +marginal="" +marginal="$marginal -Wtraditional-conversion" +marginal="$marginal -Wpadded" +marginal="$marginal -Wformat-nonliteral" +marginal="$marginal -Wunreachable-code" +marginal="$marginal -Wunused-parameter" +excluded_warnings="$nw $marginal" + +# Enable all GCC warnings not in this list. +gl_MANYWARN_COMPLEMENT([warnings], [$warnings], [$excluded_warnings]) + +AC_ARG_ENABLE(compiler-warnings, + AS_HELP_STRING(--enable-compiler-warnings,Enable many compiler warnings), + [ + for w in $warnings + do + gl_WARN_ADD([$w]) + done + ] + ) + +dnl Older versions of gl/m4/nls.m4 provide AM_MKINSTALLDIRS. +dnl The current version of gnulib does not, but the version of +dnl po/Makefile.in.in that comes with gettext-0.14.6 expects +dnl that @MKINSTALLDIRS@ will be expanded. +AM_MKINSTALLDIRS + +dnl lib/regexprops needs to be a native program, because we need to +dnl run it in order to generate the documentation about the properties +dnl of regular expressions. See lib/Makefile.am. +AM_CONDITIONAL(CROSS_COMPILING, [[test "x$cross_compiling" = xyes]]) + +dnl Try to get a POSIX.1 environment. + +dnl Checks for libraries. If getpwnam() isn't present in the +dnl C library, try -lsun. +AC_CHECK_FUNC(getpwnam, [], +[AC_CHECK_LIB(sun, getpwnam)]) + +AC_CHECK_LIB([m],[modf],[FINDLIBS="-lm $FINDLIBS"] + AC_DEFINE_UNQUOTED([HAVE_MODF_IN_LIBM],1,[modf is defined in -lm])) +AC_CHECK_LIB([m],[fabs],[FINDLIBS="-lm $FINDLIBS"] + AC_DEFINE_UNQUOTED([HAVE_FABS_IN_LIBM],1,[fabs is defined in -lm])) +AC_SUBST([FINDLIBS]) + +dnl Checks for header files. +AC_HEADER_STDC +AC_CHECK_HEADERS(sys/param.h mntent.h sys/mnttab.h sys/mntio.h sys/mkdev.h) +dnl fdleak.c needs sys/resource.h because it calls getrlimit(2). +AC_CHECK_FUNCS(getrlimit) +AC_HEADER_MAJOR +dnl TODO: it's possible gnulib eliminates the need for AC_HEADER_DIRENT. +AC_HEADER_DIRENT +AC_HEADER_STAT +AC_HEADER_SYS_WAIT + + +dnl Checks for typedefs, structures, and compiler characteristics. + +AC_TYPE_UID_T +AC_TYPE_SIZE_T +AC_CHECK_TYPE(ssize_t, int) +AC_TYPE_PID_T +AC_CHECK_TYPE(ino_t, unsigned long) +AC_CHECK_TYPE(dev_t, unsigned long) +AC_TYPE_MODE_T +AC_STRUCT_ST_BLOCKS +AC_CHECK_MEMBERS([struct stat.st_rdev]) + +dnl fdleak.c uses PROMOTED_MODE_T, which is defined by gnulib. +gl_PROMOTED_TYPE_MODE_T + + +AC_STRUCT_TM +AC_STRUCT_TIMEZONE + +dnl Checks for library functions that are provided by gnulib. +AC_FUNC_STRFTIME +AC_REPLACE_FUNCS(memcmp memset stpcpy strdup strstr strtol strtoul) +AC_CHECK_FUNCS(fchdir getcwd strerror endgrent endpwent setlocale) +AC_CHECK_FUNCS(getrusage) +AC_FUNC_VPRINTF +AC_FUNC_ALLOCA +AC_FUNC_CLOSEDIR_VOID + +dnl We don't just use AC_FUNC_GETMNTENT directly because it +dnl will try to use -lsun on platforms which have getmntent() in the +dnl C library, for example UNICOS. +AC_CHECK_FUNC(getmntent, [], [AC_FUNC_GETMNTENT]) +AC_CHECK_FUNCS(getmntent) +AC_CHECK_FUNCS(setmntent endmntent) + + +dnl Checks for library functions that are provided by findlib. +FINDLIB_REPLACE_FUNCS(waitpid strspn) +FINDLIB_REPLACE_FUNCS(forcefindlib) + + +# Check for common but not-POSIX functions. +AC_CHECK_FUNCS(setgroups) + + +dnl gl_XALLOC +gl_FUNC_ALLOCA + +dnl Use gl_INCLUDED_REGEX so that findutils will build on systems like +dnl Solaris, which lacks those functions in libc (see GNU Savannah bug +dnl #11710) (Sun Sep 4 20:15:11 2005: gl_INCLUDED_REGEX no longer seems +dnl to be available in gnulib CVS) +gl_REGEX + +AC_PREREQ(2.59) + +jy_SORTZ + + +AC_CHECK_MEMBER(struct dirent.d_type,,,[ +#include <sys/types.h> +#include <dirent.h>]) + +jy_AC_ATTRIBUTE_NORETURN + +dnl internationalization macros +AM_GNU_GETTEXT([external]) +AM_GNU_GETTEXT_VERSION([0.19.3]) + +dnl regextype.c and regexprops.c are designed to be usable outside findutils, +dnl but findutils doesn't want to support all the regex types in gnulib, +dnl and wants to support an additional one (RE_SYNTAX_EMACS|RE_DOT_NEWLINE). +dnl Hence they need to know if they are being compiled into findutils or not. +AC_DEFINE([FINDUTILS], 1, [Define if we are compiling GNU findutils]) +AC_DEFINE([ALREADY_INCLUDED_CONFIG_H], 1, [Define so that source code can verify that config.h was already included]) + +dnl Test support. +AM_PATH_PYTHON(,, [:]) +AM_CONDITIONAL([HAVE_PYTHON], [test "$PYTHON" != :]) +AC_CHECK_PROGS([FAKETIME],[faketime],[:]) +AM_CONDITIONAL([HAVE_FAKETIME], [test "$FAKETIME" != :]) + +# This is necessary so that .o files in LIBOBJS are also built via +# the ANSI2KNR-filtering rules. +#LIBOBJS=`echo $LIBOBJS|sed 's/\.o /\$U.o /g;s/\.o$/\$U.o/'` + +# Note that in the list below, po/Makefile.in should appear before +# po/Makefile, so that po/Makefile can be created even if po/Makefile.in +# starts off missing. +AC_CONFIG_FILES([ +Makefile +build-aux/Makefile +doc/Makefile +find/Makefile +find/testsuite/Makefile +gl/Makefile +gl/lib/Makefile +lib/Makefile +locate/Makefile +locate/testsuite/Makefile +m4/Makefile +po/Makefile.in +po/Makefile +tests/Makefile +xargs/Makefile +xargs/testsuite/Makefile +]) +AC_OUTPUT +dnl intl/Makefile |