Mercurial > hg > CbC > CbC_gcc
annotate libcpp/configure.ac @ 67:f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
| author | nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp> |
|---|---|
| date | Tue, 22 Mar 2011 17:18:12 +0900 |
| parents | 77e2b8dfacca |
| children | 04ced10e8804 |
| rev | line source |
|---|---|
| 0 | 1 # -*- Autoconf -*- |
| 2 # Process this file with autoconf to produce a configure script. | |
| 3 | |
|
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4 AC_PREREQ(2.64) |
| 0 | 5 AC_INIT(cpplib, [ ], gcc-bugs@gcc.gnu.org, cpplib) |
| 6 AC_CONFIG_SRCDIR(ucnid.h) | |
| 7 AC_CONFIG_MACRO_DIR(../config) | |
| 8 AC_CANONICAL_SYSTEM | |
| 9 | |
| 10 # Checks for programs. | |
| 11 AC_PROG_MAKE_SET | |
| 12 AC_PROG_INSTALL | |
| 13 AC_PROG_CC | |
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14 AC_PROG_CXX |
| 0 | 15 AC_PROG_RANLIB |
| 16 | |
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17 AC_USE_SYSTEM_EXTENSIONS |
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18 AC_SYS_LARGEFILE |
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19 |
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20 # See if we are building gcc with C++. |
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21 # Do this early so setting lang to C++ affects following tests |
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22 AC_ARG_ENABLE(build-with-cxx, |
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23 [ --enable-build-with-cxx build with C++ compiler instead of C compiler], |
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24 ENABLE_BUILD_WITH_CXX=$enableval, |
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25 ENABLE_BUILD_WITH_CXX=no) |
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26 AC_SUBST(ENABLE_BUILD_WITH_CXX) |
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27 |
| 0 | 28 MISSING=`cd $ac_aux_dir && ${PWDCMD-pwd}`/missing |
| 29 AC_CHECK_PROGS([ACLOCAL], [aclocal], [$MISSING aclocal]) | |
| 30 AC_CHECK_PROGS([AUTOCONF], [autoconf], [$MISSING autoconf]) | |
| 31 AC_CHECK_PROGS([AUTOHEADER], [autoheader], [$MISSING autoheader]) | |
| 32 | |
| 33 # Figure out what compiler warnings we can enable. | |
| 34 # See config/warnings.m4 for details. | |
| 35 | |
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36 ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings \ |
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37 -Wmissing-format-attribute], [warn]) |
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38 ACX_PROG_CC_WARNING_OPTS([-Wstrict-prototypes -Wmissing-prototypes \ |
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39 -Wold-style-definition -Wc++-compat], [c_warn]) |
| 0 | 40 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([-Wno-long-long]) |
| 41 | |
| 42 # Only enable with --enable-werror-always until existing warnings are | |
| 43 # corrected. | |
| 44 ACX_PROG_CC_WARNINGS_ARE_ERRORS([manual]) | |
| 45 | |
| 46 # Dependency checking. | |
| 47 ZW_CREATE_DEPDIR | |
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48 if test "$ENABLE_BUILD_WITH_CXX" = "no"; then |
| 0 | 49 ZW_PROG_COMPILER_DEPENDENCIES([CC]) |
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50 else |
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51 AC_LANG_PUSH([C++]) |
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52 AC_COMPILE_IFELSE([[int i;]], [], |
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53 [AC_MSG_ERROR([C++ compiler missing or inoperational])]) |
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54 AC_LANG_POP([C++]) |
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55 ZW_PROG_COMPILER_DEPENDENCIES([CXX]) |
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56 fi |
| 0 | 57 |
| 58 # Checks for header files. | |
| 59 AC_HEADER_TIME | |
| 60 ACX_HEADER_STRING | |
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61 |
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62 AC_CHECK_HEADERS(locale.h fcntl.h limits.h stddef.h \ |
| 0 | 63 stdlib.h strings.h string.h sys/file.h unistd.h) |
| 64 | |
| 65 # Checks for typedefs, structures, and compiler characteristics. | |
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66 AC_C_BIGENDIAN |
| 0 | 67 AC_C_CONST |
| 68 AC_C_INLINE | |
| 69 AC_FUNC_OBSTACK | |
| 70 AC_TYPE_OFF_T | |
| 71 AC_TYPE_SIZE_T | |
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72 AC_TYPE_SSIZE_T |
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73 AC_TYPE_UINTPTR_T |
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74 AC_CHECK_TYPE(ptrdiff_t, int) |
| 0 | 75 AC_STRUCT_TM |
| 76 AC_CHECK_SIZEOF(int) | |
| 77 AC_CHECK_SIZEOF(long) | |
| 78 define(libcpp_UNLOCKED_FUNCS, clearerr_unlocked feof_unlocked dnl | |
| 79 ferror_unlocked fflush_unlocked fgetc_unlocked fgets_unlocked dnl | |
| 80 fileno_unlocked fprintf_unlocked fputc_unlocked fputs_unlocked dnl | |
| 81 fread_unlocked fwrite_unlocked getchar_unlocked getc_unlocked dnl | |
| 82 putchar_unlocked putc_unlocked) | |
| 83 AC_CHECK_FUNCS(libcpp_UNLOCKED_FUNCS) | |
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84 AC_CHECK_DECLS([abort, asprintf, basename(char *), errno, getopt, vasprintf]) |
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85 AC_CHECK_DECLS(m4_split(m4_normalize(libcpp_UNLOCKED_FUNCS))) |
| 0 | 86 |
| 87 # Checks for library functions. | |
| 88 AC_FUNC_ALLOCA | |
| 89 AC_HEADER_STDC | |
| 90 AM_LANGINFO_CODESET | |
| 91 ZW_GNU_GETTEXT_SISTER_DIR | |
| 92 | |
| 93 AC_CACHE_CHECK(for uchar, gcc_cv_type_uchar, | |
| 94 [AC_TRY_COMPILE([ | |
| 95 #include <sys/types.h> | |
| 96 ], | |
| 97 [if ((uchar *)0) return 0; | |
| 98 if (sizeof(uchar)) return 0;], | |
| 99 ac_cv_type_uchar=yes, ac_cv_type_uchar=no)]) | |
| 100 if test $ac_cv_type_uchar = yes; then | |
| 101 AC_DEFINE(HAVE_UCHAR, 1, | |
| 102 [Define if <sys/types.h> defines \`uchar'.]) | |
| 103 fi | |
| 104 | |
| 105 AM_ICONV | |
| 106 | |
| 107 # More defines and substitutions. | |
| 108 PACKAGE="$PACKAGE_TARNAME" | |
| 109 AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Define to the name of this package.]) | |
| 110 AC_SUBST(PACKAGE) | |
| 111 | |
| 112 if test "x$enable_nls" != xno; then | |
| 113 USED_CATALOGS='$(CATALOGS)' | |
| 114 else | |
| 115 USED_CATALOGS= | |
| 116 fi | |
| 117 AC_SUBST(USED_CATALOGS) | |
| 118 | |
| 119 AC_ARG_ENABLE(maintainer-mode, | |
| 120 [ --enable-maintainer-mode enable rules only needed by maintainers],, | |
| 121 enable_maintainer_mode=no) | |
| 122 | |
| 123 if test "x$enable_maintainer_mode" = xno; then | |
| 124 MAINT='#' | |
| 125 else | |
| 126 MAINT= | |
| 127 fi | |
| 128 AC_SUBST(MAINT) | |
| 129 | |
| 130 AC_ARG_ENABLE(checking, | |
| 131 [ --enable-checking enable expensive run-time checks],, | |
| 132 enable_checking=no) | |
| 133 | |
| 134 if test $enable_checking != no ; then | |
| 135 AC_DEFINE(ENABLE_CHECKING, 1, | |
| 136 [Define if you want more run-time sanity checks.]) | |
| 137 fi | |
| 138 | |
| 139 m4_changequote(,) | |
| 140 case $target in | |
| 141 alpha*-*-* | \ | |
| 142 arm*-*-*eabi* | \ | |
| 143 arm*-*-symbianelf* | \ | |
| 144 x86_64-*-* | \ | |
| 145 ia64-*-* | \ | |
| 146 hppa*64*-*-* | \ | |
| 147 i[34567]86-*-darwin* | \ | |
| 148 i[34567]86-*-solaris2.1[0-9]* | \ | |
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149 i[34567]86-w64-mingw* | \ |
| 0 | 150 mips*-*-* | \ |
| 151 mmix-*-* | \ | |
| 152 powerpc*-*-* | \ | |
| 153 rs6000*-*-* | \ | |
| 154 s390*-*-* | \ | |
| 155 sparc*-*-* | \ | |
| 156 spu-*-* | \ | |
| 157 sh[123456789lbe]*-*-* | sh-*-*) | |
| 158 need_64bit_hwint=yes ;; | |
| 159 i[34567]86-*-linux*) | |
| 160 if test "x$enable_targets" = xall; then | |
| 161 need_64bit_hwint=yes | |
| 162 else | |
| 163 need_64bit_hwint=no | |
| 164 fi | |
| 165 ;; | |
| 166 *) | |
| 167 need_64bit_hwint=no ;; | |
| 168 esac | |
| 169 | |
| 170 case $need_64bit_hwint:$ac_cv_sizeof_long in | |
| 171 *:8 | no:*) host_wide_int=long ;; | |
| 172 *) host_wide_int='long long' ;; | |
| 173 esac | |
| 174 m4_changequote([,]) | |
| 175 | |
| 176 AC_DEFINE_UNQUOTED(HOST_WIDE_INT, $host_wide_int, | |
| 177 [Define to the widest efficient host integer type at least | |
| 178 as wide as the target's size_t type.]) | |
| 179 | |
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180 case $target in |
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181 i?86-* | x86_64-*) |
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182 AC_TRY_COMPILE([], [asm ("pcmpestri %0, %%xmm0, %%xmm1" : : "i"(0))], |
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183 [AC_DEFINE([HAVE_SSE4], [1], |
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184 [Define to 1 if you can assemble SSE4 insns.])]) |
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185 esac |
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186 |
| 0 | 187 # Output. |
| 188 | |
| 189 AC_CONFIG_HEADERS(config.h:config.in, [echo timestamp > stamp-h1]) | |
| 190 AC_CONFIG_FILES(Makefile) | |
| 191 AC_OUTPUT |