configure.ac - third_party/github.com/jqlang/jq - Git at Google

 m4_define([jq_version], m4_esyscmd_s([git describe --tags --dirty --match 'jq-*'|sed 's/^jq-//']))

 AC_INIT([jq], [jq_version], [https://github.com/stedolan/jq/issues],
              [jq], [http://stedolan.github.io/jq])

 m4_include([m4/ax_compare_version.m4])
 m4_include([m4/ax_prog_bison_version.m4])

 dnl Created autoconf implementation thompson@dtosolutions, 26NOV12
 AC_PREREQ([2.64])
 AC_CONFIG_AUX_DIR([config])
 AM_INIT_AUTOMAKE([1.11.2 parallel-tests foreign -Wall])
 AM_SILENT_RULES([yes])
 AM_PROG_AR
 AM_MAINTAINER_MODE([enable])
 AC_PROG_CC
 AC_PROG_CC_STDC
 AC_PROG_CPP_WERROR
 AC_PROG_YACC
 AC_OBJEXT
 AC_EXEEXT
 LT_INIT([shared static win32-dll])
 AM_PROG_CC_C_O


 dnl couldn't use AM_PROG_LEX as it doesn't support header files like the
 dnl AC_PROG_YACC macros...

 dnl check bison version

 if test "$USE_MAINTAINER_MODE" = yes; then
   if test "$YACC" != "bison -y"; then
     AC_MSG_CHECKING([bison version])
     AC_MSG_RESULT([not bison])
   else
     AX_PROG_BISON_VERSION([3],
       [],
       [AC_MSG_ERROR([You need bison version 3.0 or greater, or use --disable-maintainer-mode.])])
   fi

   AC_PROG_LEX
   if test "x$LEX" != xflex; then
     LEX="$SHELL $missing_dir/missing flex"
   fi
 fi


 ##########################################################################
 # check for ONIGURUMA library
 ##########################################################################

 AC_ARG_WITH([oniguruma],
     [AS_HELP_STRING([--with-oniguruma=prefix],
         [try this for a non-standard install prefix of the oniguruma library])],
     [ONIGURUMAPATHSET=1],
     [ONIGURUMAPATHSET=0])

 if test $ONIGURUMAPATHSET = 1; then
   CFLAGS="$CFLAGS -I${with_oniguruma}/include"
   LDFLAGS="$LDFLAGS -L${with_oniguruma}/lib"
 fi

 # check for ONIGURUMA library
 HAVE_ONIGURUMA=0
 AC_CHECK_HEADER("oniguruma.h",
     AC_CHECK_LIB([onig],[onig_version],[LIBS="$LIBS -lonig"; HAVE_ONIGURUMA=1;]))

 # handle check results
 if test $HAVE_ONIGURUMA != 1; then
     AC_MSG_NOTICE([Oniguruma was not found.])
     AC_MSG_NOTICE([ Try setting the location using '--with-oniguruma=PREFIX' ])
 else
     AC_DEFINE([HAVE_ONIGURUMA],1,[Define to 1 if Oniguruma is installed])
 fi


 dnl Check for valgrind
 AC_CHECK_PROGS(valgrind_cmd, valgrind)
 if test "x$valgrind_cmd" = "x" ; then
     AC_MSG_WARN([valgrind is required to test jq.])
 fi
 AC_CHECK_FUNCS(memmem)
 AC_CHECK_FUNCS(mkstemp)


 dnl Running tests with Valgrind is slow. It is faster to iterate on
 dnl code without Valgrind until tests pass, then enable Valgrind and
 dnl fix leaks.
 AC_ARG_ENABLE([valgrind],
    AC_HELP_STRING([--disable-valgrind], [do not run tests under Valgrind]))

 dnl Code coverage
 AC_ARG_ENABLE([gcov],
    AC_HELP_STRING([--enable-gcov], [enable gcov code coverage tool]))

 dnl Don't attempt to build docs if there's no Ruby lying around
 AC_ARG_ENABLE([docs],
    AC_HELP_STRING([--disable-docs], [don't build docs]))

 dnl Don't attempt to build the error injection object (if there is no LD_PRELOAD support)
 AC_ARG_ENABLE([error-injection],
    AC_HELP_STRING([--enable-error-injection], [build and test with error injection]))

 dnl Enable building all static
 AC_ARG_ENABLE([all-static],
    AC_HELP_STRING([--enable-all-static], [link jq with static libraries only]))

 AS_IF([test "x$enable_docs" != "xno"],[
    AC_CHECK_PROGS(bundle_cmd, bundle)

    AC_CACHE_CHECK([for Ruby dependencies], [jq_cv_ruby_deps],
      [jq_cv_ruby_deps=yes;
         AS_IF([test "x$bundle_cmd" = "x" || \
         ! bmsg="`cd ${srcdir}/docs; "$bundle_cmd" check 2>/dev/null`"],[
            AC_MSG_WARN([$bmsg])
            cat <<EOF
 *****************************************************************
 *  Ruby dependencies for building jq documentation not found.   *
 *  You can still build, install and hack on jq, but the manpage *
 *  will not be rebuilt and some of the tests won't run.         *
 *  See docs/README.md for how to install the docs dependencies. *
 *****************************************************************
 EOF
            jq_cv_ruby_deps=no
      ])])

    if test "x$jq_cv_ruby_deps" != "xyes"; then
      enable_docs=no
    fi
 ])

 AM_CONDITIONAL([ENABLE_VALGRIND], [test "x$enable_valgrind" != xno])
 AM_CONDITIONAL([ENABLE_GCOV], [test "x$enable_gcov" = xyes])
 AM_CONDITIONAL([ENABLE_DOCS], [test "x$enable_docs" != xno])
 AM_CONDITIONAL([ENABLE_ERROR_INJECTION], [test "x$enable_error_injection" = xyes])
 AM_CONDITIONAL([ENABLE_ALL_STATIC], [test "x$enable_all_static" = xyes])

 AC_FUNC_ALLOCA

 AC_FIND_FUNC([isatty], [c], [#include <unistd.h>], [0])
 AC_FIND_FUNC([_isatty], [c], [#include <io.h>], [0])
 AC_FIND_FUNC([strptime], [c], [#include <time.h>], [0, 0, 0])
 AC_FIND_FUNC([strftime], [c], [#include <time.h>], [0, 0, 0, 0])
 AC_FIND_FUNC([timegm], [c], [#include <time.h>], [0])
 AC_FIND_FUNC([gmtime_r], [c], [#include <time.h>], [0, 0])
 AC_FIND_FUNC([gmtime], [c], [#include <time.h>], [0])
 AC_FIND_FUNC([gettimeofday], [c], [#include <time.h>], [0, 0])
 AC_CHECK_MEMBER([struct tm.tm_gmtoff], [AC_DEFINE([HAVE_TM_TM_GMT_OFF],1,[Define to 1 if the system has the tm_gmt_off field in struct tm])],
                 [], [[#include <time.h>]])
 AC_CHECK_MEMBER([struct tm.__tm_gmtoff], [AC_DEFINE([HAVE_TM___TM_GMT_OFF],1,[Define to 1 if the system has the __tm_gmt_off field in struct tm])],
                 [], [[#include <time.h>]])

 AC_ARG_ENABLE([pthread-tls],
               [AC_HELP_STRING([--enable-pthread-tls],
                               [Enable use of pthread thread local storage])],
               [],
               [enable_pthread_tls=no])

 if test $enable_pthread_tls = yes; then
     AC_FIND_FUNC([pthread_key_create], [pthread], [#include <pthread.h>], [NULL, NULL])
     AC_FIND_FUNC([pthread_once], [pthread], [#include <pthread.h>], [NULL, NULL])
     AC_FIND_FUNC([atexit], [pthread], [#include <stdlib.h>], [NULL])
 fi

 dnl libm math.h functions
 AC_CHECK_MATH_FUNC(acos, [.5])
 AC_CHECK_MATH_FUNC(acosh, [.5])
 AC_CHECK_MATH_FUNC(asin, [.5])
 AC_CHECK_MATH_FUNC(asinh, [.5])
 AC_CHECK_MATH_FUNC(atan, [.5])
 AC_CHECK_MATH_FUNC(atanh, [.5])
 AC_CHECK_MATH_FUNC(cbrt, [.5])
 AC_CHECK_MATH_FUNC(cos, [.5])
 AC_CHECK_MATH_FUNC(cosh, [.5])
 AC_CHECK_MATH_FUNC(exp2, [.5])
 AC_CHECK_MATH_FUNC(exp, [.5])
 AC_CHECK_MATH_FUNC(floor, [.5])
 AC_CHECK_MATH_FUNC(j0, [.5])
 AC_CHECK_MATH_FUNC(j1, [.5])
 AC_CHECK_MATH_FUNC(log10, [.5])
 AC_CHECK_MATH_FUNC(log2, [.5])
 AC_CHECK_MATH_FUNC(log, [.5])
 AC_CHECK_MATH_FUNC(sin, [.5])
 AC_CHECK_MATH_FUNC(sinh, [.5])
 AC_CHECK_MATH_FUNC(sqrt, [.5])
 AC_CHECK_MATH_FUNC(tan, [.5])
 AC_CHECK_MATH_FUNC(tanh, [.5])
 AC_CHECK_MATH_FUNC(tgamma, [.5])
 AC_CHECK_MATH_FUNC(y0, [.5])
 AC_CHECK_MATH_FUNC(y1, [.5])
 AC_CHECK_MATH_FUNC(pow, [2,2])
 AC_CHECK_MATH_FUNC(atan2, [.5,.5])
 AC_CHECK_MATH_FUNC(hypot, [.5,.5])
 AC_CHECK_MATH_FUNC(remainder, [3,2])

 dnl Thread local storage
 have___thread=no
 AC_MSG_CHECKING(for thread-local storage)
 AC_LINK_IFELSE([AC_LANG_SOURCE([
 static __thread int x ;
 int main () { x = 123; return x; }
 ])], have___thread=yes)
 if test $have___thread = yes; then
    AC_DEFINE([HAVE___THREAD],1,[Define to 1 if the system supports __thread])
 fi
 AC_MSG_RESULT($have___thread)

 AC_C_BIGENDIAN(
    AC_DEFINE([IEEE_MC68k], 1, [machine is bigendian]),
    AC_DEFINE([IEEE_8087], 1, [machine is littleendian]),
    AC_MSG_ERROR(unknown endianess),
    AC_MSG_ERROR(universial endianess not supported)
 )

 AC_SUBST([BUNDLER], ["$bundle_cmd"])

 AC_CONFIG_MACRO_DIR([config/m4])
 AC_CONFIG_FILES([Makefile])
 AC_OUTPUT
	m4_define([jq_version], m4_esyscmd_s([git describe --tags --dirty --match 'jq-*'\|sed 's/^jq-//']))

	AC_INIT([jq], [jq_version], [https://github.com/stedolan/jq/issues],
	[jq], [http://stedolan.github.io/jq])

	m4_include([m4/ax_compare_version.m4])
	m4_include([m4/ax_prog_bison_version.m4])

	dnl Created autoconf implementation thompson@dtosolutions, 26NOV12
	AC_PREREQ([2.64])
	AC_CONFIG_AUX_DIR([config])
	AM_INIT_AUTOMAKE([1.11.2 parallel-tests foreign -Wall])
	AM_SILENT_RULES([yes])
	AM_PROG_AR
	AM_MAINTAINER_MODE([enable])
	AC_PROG_CC
	AC_PROG_CC_STDC
	AC_PROG_CPP_WERROR
	AC_PROG_YACC
	AC_OBJEXT
	AC_EXEEXT
	LT_INIT([shared static win32-dll])
	AM_PROG_CC_C_O


	dnl couldn't use AM_PROG_LEX as it doesn't support header files like the
	dnl AC_PROG_YACC macros...

	dnl check bison version

	if test "$USE_MAINTAINER_MODE" = yes; then
	if test "$YACC" != "bison -y"; then
	AC_MSG_CHECKING([bison version])
	AC_MSG_RESULT([not bison])
	else
	AX_PROG_BISON_VERSION([3],
	[],
	[AC_MSG_ERROR([You need bison version 3.0 or greater, or use --disable-maintainer-mode.])])
	fi

	AC_PROG_LEX
	if test "x$LEX" != xflex; then
	LEX="$SHELL $missing_dir/missing flex"
	fi
	fi


	##########################################################################
	# check for ONIGURUMA library
	##########################################################################

	AC_ARG_WITH([oniguruma],
	[AS_HELP_STRING([--with-oniguruma=prefix],
	[try this for a non-standard install prefix of the oniguruma library])],
	[ONIGURUMAPATHSET=1],
	[ONIGURUMAPATHSET=0])

	if test $ONIGURUMAPATHSET = 1; then
	CFLAGS="$CFLAGS -I${with_oniguruma}/include"
	LDFLAGS="$LDFLAGS -L${with_oniguruma}/lib"
	fi

	# check for ONIGURUMA library
	HAVE_ONIGURUMA=0
	AC_CHECK_HEADER("oniguruma.h",
	AC_CHECK_LIB([onig],[onig_version],[LIBS="$LIBS -lonig"; HAVE_ONIGURUMA=1;]))

	# handle check results
	if test $HAVE_ONIGURUMA != 1; then
	AC_MSG_NOTICE([Oniguruma was not found.])
	AC_MSG_NOTICE([ Try setting the location using '--with-oniguruma=PREFIX' ])
	else
	AC_DEFINE([HAVE_ONIGURUMA],1,[Define to 1 if Oniguruma is installed])
	fi


	dnl Check for valgrind
	AC_CHECK_PROGS(valgrind_cmd, valgrind)
	if test "x$valgrind_cmd" = "x" ; then
	AC_MSG_WARN([valgrind is required to test jq.])
	fi
	AC_CHECK_FUNCS(memmem)
	AC_CHECK_FUNCS(mkstemp)


	dnl Running tests with Valgrind is slow. It is faster to iterate on
	dnl code without Valgrind until tests pass, then enable Valgrind and
	dnl fix leaks.
	AC_ARG_ENABLE([valgrind],
	AC_HELP_STRING([--disable-valgrind], [do not run tests under Valgrind]))

	dnl Code coverage
	AC_ARG_ENABLE([gcov],
	AC_HELP_STRING([--enable-gcov], [enable gcov code coverage tool]))

	dnl Don't attempt to build docs if there's no Ruby lying around
	AC_ARG_ENABLE([docs],
	AC_HELP_STRING([--disable-docs], [don't build docs]))

	dnl Don't attempt to build the error injection object (if there is no LD_PRELOAD support)
	AC_ARG_ENABLE([error-injection],
	AC_HELP_STRING([--enable-error-injection], [build and test with error injection]))

	dnl Enable building all static
	AC_ARG_ENABLE([all-static],
	AC_HELP_STRING([--enable-all-static], [link jq with static libraries only]))

	AS_IF([test "x$enable_docs" != "xno"],[
	AC_CHECK_PROGS(bundle_cmd, bundle)

	AC_CACHE_CHECK([for Ruby dependencies], [jq_cv_ruby_deps],
	[jq_cv_ruby_deps=yes;
	AS_IF([test "x$bundle_cmd" = "x" \|\| \
	! bmsg="`cd ${srcdir}/docs; "$bundle_cmd" check 2>/dev/null`"],[
	AC_MSG_WARN([$bmsg])
	cat <<EOF
	*****************************************************************
	* Ruby dependencies for building jq documentation not found. *
	* You can still build, install and hack on jq, but the manpage *
	* will not be rebuilt and some of the tests won't run. *
	* See docs/README.md for how to install the docs dependencies. *
	*****************************************************************
	EOF
	jq_cv_ruby_deps=no
	])])

	if test "x$jq_cv_ruby_deps" != "xyes"; then
	enable_docs=no
	fi
	])

	AM_CONDITIONAL([ENABLE_VALGRIND], [test "x$enable_valgrind" != xno])
	AM_CONDITIONAL([ENABLE_GCOV], [test "x$enable_gcov" = xyes])
	AM_CONDITIONAL([ENABLE_DOCS], [test "x$enable_docs" != xno])
	AM_CONDITIONAL([ENABLE_ERROR_INJECTION], [test "x$enable_error_injection" = xyes])
	AM_CONDITIONAL([ENABLE_ALL_STATIC], [test "x$enable_all_static" = xyes])

	AC_FUNC_ALLOCA

	AC_FIND_FUNC([isatty], [c], [#include <unistd.h>], [0])
	AC_FIND_FUNC([_isatty], [c], [#include <io.h>], [0])
	AC_FIND_FUNC([strptime], [c], [#include <time.h>], [0, 0, 0])
	AC_FIND_FUNC([strftime], [c], [#include <time.h>], [0, 0, 0, 0])
	AC_FIND_FUNC([timegm], [c], [#include <time.h>], [0])
	AC_FIND_FUNC([gmtime_r], [c], [#include <time.h>], [0, 0])
	AC_FIND_FUNC([gmtime], [c], [#include <time.h>], [0])
	AC_FIND_FUNC([gettimeofday], [c], [#include <time.h>], [0, 0])
	AC_CHECK_MEMBER([struct tm.tm_gmtoff], [AC_DEFINE([HAVE_TM_TM_GMT_OFF],1,[Define to 1 if the system has the tm_gmt_off field in struct tm])],
	[], [[#include <time.h>]])
	AC_CHECK_MEMBER([struct tm.__tm_gmtoff], [AC_DEFINE([HAVE_TM___TM_GMT_OFF],1,[Define to 1 if the system has the __tm_gmt_off field in struct tm])],
	[], [[#include <time.h>]])

	AC_ARG_ENABLE([pthread-tls],
	[AC_HELP_STRING([--enable-pthread-tls],
	[Enable use of pthread thread local storage])],
	[],
	[enable_pthread_tls=no])

	if test $enable_pthread_tls = yes; then
	AC_FIND_FUNC([pthread_key_create], [pthread], [#include <pthread.h>], [NULL, NULL])
	AC_FIND_FUNC([pthread_once], [pthread], [#include <pthread.h>], [NULL, NULL])
	AC_FIND_FUNC([atexit], [pthread], [#include <stdlib.h>], [NULL])
	fi

	dnl libm math.h functions
	AC_CHECK_MATH_FUNC(acos, [.5])
	AC_CHECK_MATH_FUNC(acosh, [.5])
	AC_CHECK_MATH_FUNC(asin, [.5])
	AC_CHECK_MATH_FUNC(asinh, [.5])
	AC_CHECK_MATH_FUNC(atan, [.5])
	AC_CHECK_MATH_FUNC(atanh, [.5])
	AC_CHECK_MATH_FUNC(cbrt, [.5])
	AC_CHECK_MATH_FUNC(cos, [.5])
	AC_CHECK_MATH_FUNC(cosh, [.5])
	AC_CHECK_MATH_FUNC(exp2, [.5])
	AC_CHECK_MATH_FUNC(exp, [.5])
	AC_CHECK_MATH_FUNC(floor, [.5])
	AC_CHECK_MATH_FUNC(j0, [.5])
	AC_CHECK_MATH_FUNC(j1, [.5])
	AC_CHECK_MATH_FUNC(log10, [.5])
	AC_CHECK_MATH_FUNC(log2, [.5])
	AC_CHECK_MATH_FUNC(log, [.5])
	AC_CHECK_MATH_FUNC(sin, [.5])
	AC_CHECK_MATH_FUNC(sinh, [.5])
	AC_CHECK_MATH_FUNC(sqrt, [.5])
	AC_CHECK_MATH_FUNC(tan, [.5])
	AC_CHECK_MATH_FUNC(tanh, [.5])
	AC_CHECK_MATH_FUNC(tgamma, [.5])
	AC_CHECK_MATH_FUNC(y0, [.5])
	AC_CHECK_MATH_FUNC(y1, [.5])
	AC_CHECK_MATH_FUNC(pow, [2,2])
	AC_CHECK_MATH_FUNC(atan2, [.5,.5])
	AC_CHECK_MATH_FUNC(hypot, [.5,.5])
	AC_CHECK_MATH_FUNC(remainder, [3,2])

	dnl Thread local storage
	have___thread=no
	AC_MSG_CHECKING(for thread-local storage)
	AC_LINK_IFELSE([AC_LANG_SOURCE([
	static __thread int x ;
	int main () { x = 123; return x; }
	])], have___thread=yes)
	if test $have___thread = yes; then
	AC_DEFINE([HAVE___THREAD],1,[Define to 1 if the system supports __thread])
	fi
	AC_MSG_RESULT($have___thread)

	AC_C_BIGENDIAN(
	AC_DEFINE([IEEE_MC68k], 1, [machine is bigendian]),
	AC_DEFINE([IEEE_8087], 1, [machine is littleendian]),
	AC_MSG_ERROR(unknown endianess),
	AC_MSG_ERROR(universial endianess not supported)
	)

	AC_SUBST([BUNDLER], ["$bundle_cmd"])

	AC_CONFIG_MACRO_DIR([config/m4])
	AC_CONFIG_FILES([Makefile])
	AC_OUTPUT