-
-dnl TODO: Remove this define once we are using 2.61 across the board.
-# AX_HEADER_ASSERT
-# ----------------
-# Check whether to enable assertions.
-AC_DEFUN([AX_HEADER_ASSERT],
-[
- AC_MSG_CHECKING([whether to enable assertions])
- AC_ARG_ENABLE([assert],
- [AS_HELP_STRING([--disable-assert],
- [Turn off assertions])],
- [ac_cv_assert="no"],
- [ac_cv_assert="yes"])
- AC_MSG_RESULT([$ac_cv_assert])
-])
-AX_HEADER_ASSERT
-
-
-AC_ARG_WITH([debug],
- [AS_HELP_STRING([--with-debug],
- [Add debug code/turns off optimizations (yes|no) @<:@default=no@:>@])],
- [with_debug=$withval],
- [with_debug=no])
-if test "$with_debug" = "yes"
-then
- # Debugging. No optimization.
- CFLAGS="${DEBUG_CFLAGS} -DDEBUG ${CFLAGS}"
- CXXFLAGS="${DEBUG_CXXFLAGS} -DDEBUG ${CXXFLAGS}"
-else
- # Optimized version. No debug
- CFLAGS="${OPTIMIZE_CFLAGS} ${CFLAGS}"
- CXXFLAGS="${OPTIMIZE_CXXFLAGS} ${CXXFLAGS}"
-fi
-
-AC_ARG_ENABLE([profiling],
- [AS_HELP_STRING([--enable-profiling],
- [Toggle profiling @<:@default=off@:>@])],
- [ac_profiling="$enableval"],
- [ac_profiling="no"])
-
-AC_ARG_ENABLE([coverage],
- [AS_HELP_STRING([--enable-coverage],
- [Toggle coverage @<:@default=off@:>@])],
- [ac_coverage="$enableval"],
- [ac_coverage="no"])
-
-if test "$GCC" = "yes"
-then
-
- AC_CACHE_CHECK([whether it is safe to use -fdiagnostics-show-option],
- [ac_cv_safe_to_use_fdiagnostics_show_option_],
- [save_CFLAGS="$CFLAGS"
- CFLAGS="-fdiagnostics-show-option ${CFLAGS}"
- AC_COMPILE_IFELSE(
- [AC_LANG_PROGRAM([],[])],
- [ac_cv_safe_to_use_fdiagnostics_show_option_=yes],
- [ac_cv_safe_to_use_fdiagnostics_show_option_=no])
- CFLAGS="$save_CFLAGS"])
-
- AS_IF([test "$ac_cv_safe_to_use_fdiagnostics_show_option_" = "yes"],
- [
- F_DIAGNOSTICS_SHOW_OPTION="-fdiagnostics-show-option"
- ])
-
- AC_CACHE_CHECK([whether it is safe to use -Wconversion],
- [ac_cv_safe_to_use_wconversion_],
- [save_CFLAGS="$CFLAGS"
- CFLAGS="-Werror -Wconversion ${CFLAGS}"
- AC_COMPILE_IFELSE(
- [AC_LANG_PROGRAM([[
-#include <stdbool.h>
-void foo(bool a)
-{
- (void)a;
-}
- ]],[[
-foo(0);
- ]])],
- [ac_cv_safe_to_use_wconversion_=yes],
- [ac_cv_safe_to_use_wconversion_=no])
- CFLAGS="$save_CFLAGS"])
-
- AS_IF([test "$ac_cv_safe_to_use_wconversion_" = "yes"],
- [W_CONVERSION="-Wconversion"
- AC_CACHE_CHECK([whether it is safe to use -Wconversion with htons],
- [ac_cv_safe_to_use_Wconversion_],
- [save_CFLAGS="$CFLAGS"
- CFLAGS="-Werror -Wconversion ${CFLAGS}"
- AC_COMPILE_IFELSE(
- [AC_LANG_PROGRAM(
- [[
-#include <netinet/in.h>
- ]],[[
-uint16_t x= htons(80);
- ]])],
- [ac_cv_safe_to_use_Wconversion_=yes],
- [ac_cv_safe_to_use_Wconversion_=no])
- CFLAGS="$save_CFLAGS"])
-
- AS_IF([test "$ac_cv_safe_to_use_Wconversion_" = "no"],
- [
- NO_CONVERSION="-Wno-conversion"
- ])
- ])
-
- W_STRICT_ALIASING="-Wno-strict-aliasing"
-
- AS_IF([test "$ac_profiling" = "yes"],
- [CC_PROFILING="-pg"])
-
- AS_IF([test "$ac_coverage" = "yes"],
- [CC_COVERAGE="-fprofile-arcs -ftest-coverage"])
-
- AS_IF([test "$building_from_bzr" = "yes"],
- [W_FAIL="-Werror"])
-
- BASE_WARNINGS="-pedantic -W -Wall -Wextra ${W_FAIL} -Wundef -Wshadow -Wmissing-declarations ${W_STRICT_ALIASING} ${F_DIAGNOSTICS_SHOW_OPTION} ${W_CONVERSION}"
- CC_WARNINGS="${BASE_WARNINGS} -Wstrict-prototypes -Wmissing-prototypes -Wredundant-decls -Wswitch-default -Wswitch-enum -Wcast-align"
- CXX_WARNINGS="${BASE_WARNINGS} -Woverloaded-virtual -Wnon-virtual-dtor -Wctor-dtor-privacy -Wold-style-cast -Weffc++ -Wno-long-long"
-
- AC_CACHE_CHECK([whether it is safe to use -Wlogical-op],
- [ac_cv_safe_to_use_Wlogical_op_],
- [save_CFLAGS="$CFLAGS"
- CFLAGS="-Wlogical-op"
- AC_COMPILE_IFELSE([
- AC_LANG_PROGRAM(
- [[
-#include <stdio>
- ]], [[]])
- ],
- [ac_cv_safe_to_use_Wlogical_op_=yes],
- [ac_cv_safe_to_use_Wlogical_op_=no])
- CFLAGS="$save_CFLAGS"])
- AS_IF([test "$ac_cv_safe_to_use_Wlogical_op_" = "yes"],
- [CC_WARNINGS="${CC_WARNINGS} -Wlogical-op"])
-
- AC_CACHE_CHECK([whether it is safe to use -Wredundant-decls from C++],
- [ac_cv_safe_to_use_Wredundant_decls_],
- [AC_LANG_PUSH(C++)
- save_CXXFLAGS="${CXXFLAGS}"
- CXXFLAGS="${CXXFLAGS} ${W_FAIL} -Wredundant-decls"
- AC_COMPILE_IFELSE(
- [AC_LANG_PROGRAM([
-template <typename E> struct C { void foo(); };
-template <typename E> void C<E>::foo() { }
-template <> void C<int>::foo();
- AC_INCLUDES_DEFAULT])],
- [ac_cv_safe_to_use_Wredundant_decls_=yes],
- [ac_cv_safe_to_use_Wredundant_decls_=no])
- CXXFLAGS="${save_CXXFLAGS}"
- AC_LANG_POP()])
- AS_IF([test "$ac_cv_safe_to_use_Wredundant_decls_" = "yes"],
- [CXX_WARNINGS="${CXX_WARNINGS} -Wredundant-decls"],
- [CXX_WARNINGS="${CXX_WARNINGS} -Wno-redundant-decls"])
-
- NO_REDUNDANT_DECLS="-Wno-redundant-decls"
-fi
-if test "$SUNCC" = "yes"
-then
-
- AS_IF([test "$ac_profiling" = "yes"],
- [CC_PROFILING="-xinstrument=datarace"])
-
- AS_IF([test "$building_from_bzr" = "yes"],
- [W_FAIL="-errwarn=%all"])
-
- AC_CACHE_CHECK([whether E_PASTE_RESULT_NOT_TOKEN is usable],
- [ac_cv_paste_result],
- [
- save_CFLAGS="${CFLAGS}"
- CFLAGS="-errwarn=%all -erroff=E_PASTE_RESULT_NOT_TOKEN ${CFLAGS}"
- AC_COMPILE_IFELSE(
- [AC_LANG_PROGRAM([
- AC_INCLUDES_DEFAULT
- ],[
- int x= 0;])],
- [ac_cv_paste_result=yes],
- [ac_cv_paste_result=no])
- CFLAGS="${save_CFLAGS}"
- ])
- AS_IF([test $ac_cv_paste_result = yes],
- [W_PASTE_RESULT=",E_PASTE_RESULT_NOT_TOKEN"])
-
-
- CC_WARNINGS="-v -errtags=yes ${W_FAIL} -erroff=E_INTEGER_OVERFLOW_DETECTED${W_PASTE_RESULT}"
- CXX_WARNINGS="+w +w2 -xwe -xport64 -errtags=yes ${W_FAIL}"
-fi
-
-AC_SUBST(NO_CONVERSION)
-AC_SUBST(NO_REDUNDANT_DECLS)
-
-AM_CPPFLAGS="-I\$(top_srcdir) -I\$(top_builddir) ${CPPFLAGS}"
-AM_CFLAGS="${CC_WARNINGS} ${CC_PROFILING} ${CC_COVERAGE} ${CFLAGS}"
-AM_CXXFLAGS="${CXX_WARNING} ${CC_PROFILING} ${CC_COVERAGE} ${CXXFLAGS}"
-
-AC_SUBST([AM_CPPFLAGS])
-AC_SUBST([AM_CFLAGS])
-AC_SUBST([AM_CXXFLAGS])
-
-dnl We've collected the flags in AM_*FLAGS now, so blank these.
-CFLAGS=""
-CXXFLAGS=""
-CPPFLAGS=""