+++ /dev/null
-dnl SMB Build Environment CC Checks
-dnl -------------------------------------------------------
-dnl Copyright (C) Stefan (metze) Metzmacher 2004
-dnl Released under the GNU GPL
-dnl -------------------------------------------------------
-dnl
-
-AC_LIBREPLACE_CC_CHECKS
-
-#
-# Set the debug symbol option if we have
-# --enable-*developer or --enable-debug
-# and the compiler supports it
-#
-if test x$ac_cv_prog_cc_g = xyes -a x$debug = xyes; then
- CFLAGS="${CFLAGS} -g"
-fi
-
-dnl ###########################################################################
-dnl _AC_LANG_COMPILER_SUNCC
-dnl Check whether the compiler for the current language is really Sun compiler.
-dnl ###########################################################################
-m4_define([AC_LANG_COMPILER_SUNCC],
-[AC_CACHE_CHECK([whether we are really using the Sun _AC_LANG compiler],
- [ac_cv_[]_AC_LANG_ABBREV[]_compiler_suncc],
-[_AC_COMPILE_IFELSE([AC_LANG_PROGRAM([], [[#ifndef __SUNPRO_C
- choke me
-#endif
-]])],
- [ac_compiler_suncc=yes],
- [ac_compiler_suncc=no])
-ac_cv_[]_AC_LANG_ABBREV[]_compiler_suncc=$ac_compiler_suncc
-])])
-
-AC_LANG_COMPILER_SUNCC
-
-############################################
-# check if the compiler handles c99 struct initialization
-LIBREPLACE_C99_STRUCT_INIT(samba_cv_c99_struct_initialization=yes,
- samba_cv_c99_struct_initialization=no)
-
-if test x"$samba_cv_c99_struct_initialization" != x"yes"; then
- AC_MSG_WARN([C compiler does not support c99 struct initialization!])
- AC_MSG_ERROR([Please Install gcc from http://gcc.gnu.org/])
-fi
-
-############################################
-# check if the compiler can handle negative enum values
-# and don't truncate the values to INT_MAX
-# a runtime test is needed here
-AC_CACHE_CHECK([that the C compiler understands negative enum values],samba_cv_CC_NEGATIVE_ENUM_VALUES, [
- AC_TRY_RUN(
-[
- #include <stdio.h>
- enum negative_values { NEGATIVE_VALUE = 0xFFFFFFFF };
- int main(void) {
- enum negative_values v1 = NEGATIVE_VALUE;
- unsigned v2 = 0xFFFFFFFF;
- if (v1 != v2) {
- printf("v1=0x%08x v2=0x%08x\n", v1, v2);
- return 1;
- }
- return 0;
- }
-],
- samba_cv_CC_NEGATIVE_ENUM_VALUES=yes,
- samba_cv_CC_NEGATIVE_ENUM_VALUES=no,
- samba_cv_CC_NEGATIVE_ENUM_VALUES=yes)])
-if test x"$samba_cv_CC_NEGATIVE_ENUM_VALUES" != x"yes"; then
- AC_DEFINE(USE_UINT_ENUMS, 1, [Whether the compiler has uint enum support])
-fi
-
-AC_MSG_CHECKING([for test routines])
-AC_TRY_RUN([#include "${srcdir-.}/../tests/trivial.c"],
- AC_MSG_RESULT(yes),
- AC_MSG_ERROR([cant find test code. Aborting config]),
- AC_MSG_WARN([cannot run when cross-compiling]))
-
-#
-# Check if the compiler support ELF visibility for symbols
-#
-
-visibility_attribute=no
-VISIBILITY_CFLAGS=""
-if test x"$GCC" = x"yes" ; then
- AX_CFLAGS_GCC_OPTION([-fvisibility=hidden], VISIBILITY_CFLAGS)
-fi
-
-if test -n "$VISIBILITY_CFLAGS"; then
- AC_MSG_CHECKING([whether the C compiler supports the visibility attribute])
- OLD_CFLAGS="$CFLAGS"
-
- CFLAGS="$CFLAGS $VISIBILITY_CFLAGS"
- AC_TRY_LINK([
- void vis_foo1(void) {}
- __attribute__((visibility("default"))) void vis_foo2(void) {}
- ],[
- ],[
- AC_MSG_RESULT(yes)
- AC_DEFINE(HAVE_VISIBILITY_ATTR,1,[Whether the C compiler supports the visibility attribute])
- visibility_attribute=yes
- ],[
- AC_MSG_RESULT(no)
- ])
- CFLAGS="$OLD_CFLAGS"
-fi
-AC_SUBST(visibility_attribute)
-
-#
-# Check if the compiler can handle the options we selected by
-# --enable-*developer
-#
-DEVELOPER_CFLAGS=""
-if test x$developer = xyes; then
- OLD_CFLAGS="${CFLAGS}"
-
- CFLAGS="${CFLAGS} -D_SAMBA_DEVELOPER_DONNOT_USE_O2_"
- DEVELOPER_CFLAGS="-DDEBUG_PASSWORD -DDEVELOPER"
- if test x"$GCC" = x"yes" ; then
- #
- # warnings we want...
- #
- AX_CFLAGS_GCC_OPTION(-Wall, DEVELOPER_CFLAGS)
- AX_CFLAGS_GCC_OPTION(-Wshadow, DEVELOPER_CFLAGS)
- AX_CFLAGS_GCC_OPTION(-Werror-implicit-function-declaration, DEVELOPER_CFLAGS)
- AX_CFLAGS_GCC_OPTION(-Wstrict-prototypes, DEVELOPER_CFLAGS)
- AX_CFLAGS_GCC_OPTION(-Wpointer-arith, DEVELOPER_CFLAGS)
- AX_CFLAGS_GCC_OPTION(-Wcast-qual, DEVELOPER_CFLAGS)
- AX_CFLAGS_GCC_OPTION(-Wcast-align, DEVELOPER_CFLAGS)
- AX_CFLAGS_GCC_OPTION(-Wwrite-strings, DEVELOPER_CFLAGS)
- AX_CFLAGS_GCC_OPTION(-Wmissing-format-attribute, DEVELOPER_CFLAGS)
- AX_CFLAGS_GCC_OPTION(-Wformat=2, DEVELOPER_CFLAGS)
- AX_CFLAGS_GCC_OPTION(-Wdeclaration-after-statement, DEVELOPER_CFLAGS)
- AX_CFLAGS_GCC_OPTION(-Wunused-macros, DEVELOPER_CFLAGS)
-# AX_CFLAGS_GCC_OPTION(-Wextra, DEVELOPER_CFLAGS)
-# AX_CFLAGS_GCC_OPTION(-Wc++-compat, DEVELOPER_CFLAGS)
-# AX_CFLAGS_GCC_OPTION(-Wmissing-prototypes, DEVELOPER_CFLAGS)
-# AX_CFLAGS_GCC_OPTION(-Wmissing-declarations, DEVELOPER_CFLAGS)
-# AX_CFLAGS_GCC_OPTION(-Wmissing-field-initializers, DEVELOPER_CFLAGS)
- #
- # warnings we don't want...
- #
- AX_CFLAGS_GCC_OPTION(-Wno-format-y2k, DEVELOPER_CFLAGS)
- AX_CFLAGS_GCC_OPTION(-Wno-unused-parameter, DEVELOPER_CFLAGS)
- #
- # warnings we don't want just for some files e.g. swig bindings
- #
- AX_CFLAGS_GCC_OPTION(-Wno-cast-qual, CFLAG_NO_CAST_QUAL)
- AC_SUBST(CFLAG_NO_CAST_QUAL)
- AX_CFLAGS_GCC_OPTION(-Wno-unused-macros, CFLAG_NO_UNUSED_MACROS)
- AC_SUBST(CFLAG_NO_UNUSED_MACROS)
- elif test x"$ac_cv_c_compiler_suncc" != x"yes"; then
- AX_CFLAGS_IRIX_OPTION(-fullwarn, DEVELOPER_CFLAGS)
- fi
-
- CFLAGS="${OLD_CFLAGS}"
-fi
-if test -n "$DEVELOPER_CFLAGS"; then
- OLD_CFLAGS="${CFLAGS}"
- CFLAGS="${CFLAGS} ${DEVELOPER_CFLAGS}"
- AC_MSG_CHECKING([that the C compiler can use the DEVELOPER_CFLAGS])
- AC_TRY_COMPILE([],[],
- AC_MSG_RESULT(yes),
- DEVELOPER_CFLAGS=""; AC_MSG_RESULT(no))
- CFLAGS="${OLD_CFLAGS}"
-fi
-
-# allow for --with-hostcc=gcc
-AC_ARG_WITH(hostcc,[ --with-hostcc=compiler choose host compiler],
-[HOSTCC=$withval],
-[
-if test z"$cross_compiling" = "yes"; then
- HOSTCC=cc
-else
- HOSTCC=$CC
-fi
-])
-AC_SUBST(HOSTCC)
-
-AC_PATH_PROG(GCOV,gcov)
git.samba.org / vlendec / samba-autobuild / .git / blobdiff