diff options
Diffstat (limited to 'lib/ccan/libccan.m4')
| -rw-r--r-- | lib/ccan/libccan.m4 | 363 |
1 files changed, 0 insertions, 363 deletions
diff --git a/lib/ccan/libccan.m4 b/lib/ccan/libccan.m4 deleted file mode 100644 index c573215070..0000000000 --- a/lib/ccan/libccan.m4 +++ /dev/null @@ -1,363 +0,0 @@ -dnl find the ccan sources. -ccandir="../lib/ccan" -for d in $ccanpaths; do - if test -f "$srcdir/$d/str/str.c"; then - ccandir="$d" - AC_SUBST(ccandir) - break - fi -done -if test -f "$ccandir/str/str.c"; then :; else - AC_MSG_ERROR([cannot find ccan source in $ccandir]) -fi -CCAN_OBJ="$ccandir/hash/hash.o $ccandir/htable/htable.o $ccandir/ilog/ilog.o $ccandir/likely/likely.o $ccandir/str/debug.o $ccandir/str/str.o $ccandir/tally/tally.o" - -AC_SUBST(CCAN_OBJ) - -# Preferred method for including ccan modules is #include <ccan/module/...>. -CCAN_CFLAGS="-I$ccandir/.. -DHAVE_CCAN" -AC_SUBST(CCAN_CFLAGS) - -# All the configuration checks. Regrettably, the __attribute__ checks will -# give false positives on old GCCs, since they just cause warnings. But that's -# fairly harmless. -AC_CHECK_HEADERS(err.h) - -AC_CHECK_HEADERS(byteswap.h) - -AC_CACHE_CHECK([whether we can compile with __attribute__((cold))], - samba_cv_attribute_cold, - [ - AC_COMPILE_IFELSE([AC_LANG_SOURCE( - [ - static void __attribute__((cold)) - cleanup(void) { } - ])], - samba_cv_attribute_cold=yes) - ]) - -if test x"$samba_cv_attribute_cold" = xyes ; then - AC_DEFINE(HAVE_ATTRIBUTE_COLD, 1, - [whether we can compile with __attribute__((cold))]) -fi - -AC_CACHE_CHECK([whether we can compile with __attribute__((const))], - samba_cv_attribute_const, - [ - AC_COMPILE_IFELSE([AC_LANG_SOURCE( - [ - static void __attribute__((const)) - cleanup(void) { } - ])], - samba_cv_attribute_const=yes) - ]) - -if test x"$samba_cv_attribute_const" = xyes ; then - AC_DEFINE(HAVE_ATTRIBUTE_CONST, 1, - [whether we can compile with __attribute__((const))]) -fi - -AC_CACHE_CHECK([whether we can compile with __attribute__((noreturn))], - samba_cv_attribute_noreturn, - [ - AC_COMPILE_IFELSE([AC_LANG_SOURCE( - [ - static void __attribute__((noreturn)) - cleanup(void) { exit(1); } - ])], - samba_cv_attribute_noreturn=yes) - ]) - -if test x"$samba_cv_attribute_noreturn" = xyes ; then - AC_DEFINE(HAVE_ATTRIBUTE_NORETURN, 1, - [whether we can compile with __attribute__((noreturn))]) -fi - -AC_CACHE_CHECK([whether we can compile with __attribute__((printf))], - samba_cv_attribute_printf, - [ - AC_COMPILE_IFELSE([AC_LANG_SOURCE( - [ - static void __attribute__((format(__printf__, 1, 2))) - cleanup(const char *fmt, ...) { } - ])], - samba_cv_attribute_printf=yes) - ]) - -if test x"$samba_cv_attribute_printf" = xyes ; then - AC_DEFINE(HAVE_ATTRIBUTE_PRINTF, 1, - [whether we can compile with __attribute__((format(printf)))]) -fi - -AC_CACHE_CHECK([whether we can compile with __attribute__((unused))], - samba_cv_attribute_unused, - [ - AC_COMPILE_IFELSE([AC_LANG_SOURCE( - [ - static void __attribute__((unused)) - cleanup(void) { } - ])], - samba_cv_attribute_unused=yes) - ]) - -if test x"$samba_cv_attribute_unused" = xyes ; then - AC_DEFINE(HAVE_ATTRIBUTE_UNUSED, 1, - [whether we can compile with __attribute__((unused))]) -fi - -AC_CACHE_CHECK([whether we can compile with __attribute__((used))], - samba_cv_attribute_used, - [ - AC_COMPILE_IFELSE([AC_LANG_SOURCE( - [ - static void __attribute__((used)) - cleanup(void) { } - ])], - samba_cv_attribute_used=yes) - ]) - -if test x"$samba_cv_attribute_used" = xyes ; then - AC_DEFINE(HAVE_ATTRIBUTE_USED, 1, - [whether we can compile with __attribute__((used))]) -fi - -# FIXME: We could use endian.h or sys/endian.h here, and __BYTE_ORDER for -# cross-compiling. -AC_CACHE_CHECK([whether we are big endian],samba_cv_big_endian,[ -AC_TRY_RUN([int main(void) { -union { int i; char c[sizeof(int)]; } u; - u.i = 0x01020304; - return u.c[0] == 0x01 && u.c[1] == 0x02 && u.c[2] == 0x03 && u.c[3] == 0x04 ? 0 : 1; -}], -samba_cv_big_endian=yes, -samba_cv_big_endian=no)]) -if test x"$samba_cv_big_endian" = xyes ; then - AC_DEFINE(HAVE_BIG_ENDIAN, 1, - [whether we are big endian]) -fi - -AC_CACHE_CHECK([whether we have __builtin_clz], - samba_cv_builtin_clz, - [ - AC_LINK_IFELSE([AC_LANG_SOURCE( - [int main(void) { - return __builtin_clz(1) == (sizeof(int)*8 - 1) ? 0 : 1; - }])], - samba_cv_builtin_clz=yes) - ]) - -if test x"$samba_cv_builtin_clz" = xyes ; then - AC_DEFINE(HAVE_BUILTIN_CLZ, 1, - [whether we have __builtin_clz]) -fi - -AC_CACHE_CHECK([whether we have __builtin_clzl], - samba_cv_builtin_clzl, - [ - AC_LINK_IFELSE([AC_LANG_SOURCE( - [int main(void) { - return __builtin_clzl(1) == (sizeof(int)*8 - 1) ? 0 : 1; - }])], - samba_cv_builtin_clzl=yes) - ]) - -if test x"$samba_cv_builtin_clzl" = xyes ; then - AC_DEFINE(HAVE_BUILTIN_CLZL, 1, - [whether we have __builtin_clzl]) -fi -AC_CACHE_CHECK([whether we have __builtin_clzll], - samba_cv_builtin_clzll, - [ - AC_LINK_IFELSE([AC_LANG_SOURCE( - [int main(void) { - return __builtin_clzll(1) == (sizeof(int)*8 - 1) ? 0 : 1; - }])], - samba_cv_builtin_clzll=yes) - ]) - -if test x"$samba_cv_builtin_clzll" = xyes ; then - AC_DEFINE(HAVE_BUILTIN_CLZLL, 1, - [whether we have __builtin_clzll]) -fi - -AC_CACHE_CHECK([whether we have __builtin_constant_p], - samba_cv_builtin_constant_p, - [ - AC_LINK_IFELSE([AC_LANG_SOURCE( - [int main(void) { - return __builtin_constant_p(1) ? 0 : 1; - }])], - samba_cv_builtin_constant_p=yes) - ]) - -if test x"$samba_cv_builtin_constant_p" = xyes ; then - AC_DEFINE(HAVE_BUILTIN_CONSTANT_P, 1, - [whether we have __builtin_constant_p]) -fi - -AC_CACHE_CHECK([whether we have __builtin_expect], - samba_cv_builtin_expect, - [ - AC_LINK_IFELSE([AC_LANG_SOURCE( - [int main(void) { - return __builtin_expect(main != 0, 1) ? 0 : 1; - }])], - samba_cv_builtin_expect=yes) - ]) - -if test x"$samba_cv_builtin_expect" = xyes ; then - AC_DEFINE(HAVE_BUILTIN_EXPECT, 1, - [whether we have __builtin_expect]) -fi - -AC_CACHE_CHECK([whether we have __builtin_popcountl], - samba_cv_builtin_popcountl, - [ - AC_LINK_IFELSE([AC_LANG_SOURCE( - [int main(void) { - return __builtin_popcountl(255L) == 8 ? 0 : 1; - }])], - samba_cv_builtin_popcountl=yes) - ]) - -if test x"$samba_cv_builtin_popcountl" = xyes ; then - AC_DEFINE(HAVE_BUILTIN_POPCOUNTL, 1, - [whether we have __builtin_popcountl]) -fi - -AC_CACHE_CHECK([whether we have __builtin_types_compatible_p], - samba_cv_builtin_types_compatible_p, - [ - AC_LINK_IFELSE([AC_LANG_SOURCE( - [int main(void) { - return __builtin_types_compatible_p(char *, int) ? 1 : 0; - }])], - samba_cv_builtin_types_compatible_p=yes) - ]) - -if test x"$samba_cv_builtin_types_compatible_p" = xyes ; then - AC_DEFINE(HAVE_BUILTIN_TYPES_COMPATIBLE_P, 1, - [whether we have __builtin_types_compatible_p]) -fi - -AC_CACHE_CHECK([whether we have __builtin_choose_expr], - samba_cv_builtin_choose_expr, - [ - AC_LINK_IFELSE([AC_LANG_SOURCE( - [int main(void) { - return __builtin_choose_expr(1, 0, "garbage"); - }])], - samba_cv_builtin_choose_expr=yes) - ]) - -if test x"$samba_cv_builtin_choose_expr" = xyes ; then - AC_DEFINE(HAVE_BUILTIN_CHOOSE_EXPR, 1, - [whether we have __builtin_choose_expr]) -fi - -# We use @<:@ and @:>@ here for embedded [ and ]. -AC_CACHE_CHECK([whether we have compound literals], - samba_cv_compound_literals, - [ - AC_COMPILE_IFELSE([AC_LANG_SOURCE( - [int main(void) { - int *foo = (int@<:@@:>@) { 1, 2, 3, 4 }; - return foo@<:@0@:>@ == 1 ? 0 : 1; - }])], - samba_cv_compound_literals=yes) - ]) - -if test x"$samba_cv_compound_literals" = xyes ; then - AC_DEFINE(HAVE_COMPOUND_LITERALS, 1, - [whether we have compound literals]) -fi - -AC_CACHE_CHECK([whether we have flexible array members], - samba_cv_have_flex_arr_member, - [ - AC_COMPILE_IFELSE([AC_LANG_SOURCE( - [struct foo { unsigned int x; int arr@<:@@:>@; }; ])], - samba_cv_have_flex_arr_member=yes) - ]) - -if test x"$samba_cv_have_flex_arr_member" = xyes ; then - AC_DEFINE(HAVE_FLEXIBLE_ARRAY_MEMBER, 1, - [whether we have flexible array member support]) -fi - -AC_CACHE_CHECK([whether we have isblank], - samba_cv_have_isblank, - [ - AC_LINK_IFELSE([AC_LANG_SOURCE( - [#include <ctype.h> - int main(void) { return isblank(' ') ? 0 : 1; } - ])], - samba_cv_have_isblank=yes) - ]) - -if test x"$samba_cv_have_isblank" = xyes ; then - AC_DEFINE(HAVE_ISBLANK, 1, - [whether we have isblank]) -fi - -# FIXME: We could use endian.h or sys/endian.h here, and __BYTE_ORDER for -# cross-compiling. -AC_CACHE_CHECK([whether we are little endian],samba_cv_little_endian,[ -AC_TRY_RUN([int main(void) { -union { int i; char c[sizeof(int)]; } u; - u.i = 0x01020304; - return u.c[0] == 0x04 && u.c[1] == 0x03 && u.c[2] == 0x02 && u.c[3] == 0x01 ? 0 : 1; -}], -samba_cv_little_endian=yes, -samba_cv_little_endian=no)]) -if test x"$samba_cv_little_endian" = xyes ; then - AC_DEFINE(HAVE_LITTLE_ENDIAN, 1, - [whether we are little endian]) -fi - -AC_CACHE_CHECK([whether we have __typeof__], - samba_cv_typeof, - [ - AC_COMPILE_IFELSE([AC_LANG_SOURCE( - [int main(void) { - int x = 1; - __typeof__(x) i; - i = x; - return i == x ? 0 : 1; - }])], - samba_cv_typeof=yes) - ]) - -if test x"$samba_cv_typeof" = xyes ; then - AC_DEFINE(HAVE_TYPEOF, 1, - [whether we have __typeof__]) -fi - -AC_CACHE_CHECK([whether we have __attribute__((warn_unused_result))], - samba_cv_warn_unused_result, - [ - AC_COMPILE_IFELSE([AC_LANG_SOURCE( - [int __attribute__((warn_unused_result)) func(int x) - { return x; }])], - samba_cv_warn_unused_result=yes) - ]) - -if test x"$samba_cv_warn_unused_result" = xyes ; then - AC_DEFINE(HAVE_WARN_UNUSED_RESULT, 1, - [whether we have __attribute__((warn_unused_result))]) -fi - -AC_CACHE_CHECK([whether we have bswap_64], - samba_cv_have_bswap_64, - [ - AC_LINK_IFELSE([AC_LANG_SOURCE( - [#include <byteswap.h> - int main(void) { return bswap_64(1) ? 0 : 1; } - ])], - samba_cv_have_bswap_64=yes) - ]) - -if test x"$samba_cv_have_bswap_64" = xyes ; then - AC_DEFINE(HAVE_BSWAP_64, 1, - [whether we have bswap_64]) -fi |