diff options
Diffstat (limited to 'unmaintained/kyotocabinet/kyotocabinet-1.2.76-8-byte-atomics.patch')
| -rw-r--r-- | unmaintained/kyotocabinet/kyotocabinet-1.2.76-8-byte-atomics.patch | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/unmaintained/kyotocabinet/kyotocabinet-1.2.76-8-byte-atomics.patch b/unmaintained/kyotocabinet/kyotocabinet-1.2.76-8-byte-atomics.patch new file mode 100644 index 0000000000..f9417e93c4 --- /dev/null +++ b/unmaintained/kyotocabinet/kyotocabinet-1.2.76-8-byte-atomics.patch @@ -0,0 +1,74 @@ +Patch by Shawn Landden <shawnlandden@gmail.com> for kyotocabinet >= 1.2.76, which fixes +the configure test to handle lack of 8 byte atomics correctly as is the case with ARM 32 +bit on all Fedora releases, Intel 32 bit on RHEL 5 and PowerPC 32 bit on RHEL 5 and all +Fedora releases. + +--- kyotocabinet-1.2.76/configure.in 2012-05-24 13:31:42.000000000 +0200 ++++ kyotocabinet-1.2.76/configure.in.8-byte-atomics 2013-03-01 00:21:21.000000000 +0100 +@@ -238,9 +238,22 @@ + # Atomic operations + if test "$enable_atomic" != "no" + then +- printf 'checking for atomic operations... ' +- AC_TRY_COMPILE([], [__sync_fetch_and_add], [MYGCCATOMIC=yes], [MYGCCATOMIC=no]) +- if test "$MYGCCATOMIC" = "yes" ++ printf 'checking for 8 byte atomic operations... ' ++ if printf ' ++/* Some targets support 4 byte atomics, but not 8 byte atomics, ++ * and will fail at link time if they are used. ++ * ++ * http://gcc.gnu.org/onlinedocs/gcc-4.6.3/gcc/Atomic-Builtins.html ++ * http://gcc.gnu.org/wiki/Atomic ++ */ ++#include <stdint.h> ++int ++main () ++{ ++uint64_t n = 0xdeadbeaf; ++__sync_bool_compare_and_swap(&n, 0xdeadbeaf, 0); ++return n; ++}' | $CC -xc -o config.tmp - >/dev/null 2>&1 + then + MYCPPFLAGS="$MYCPPFLAGS -D_MYGCCATOMIC" + printf 'yes\n' +--- kyotocabinet-1.2.76/configure 2012-05-24 13:31:45.000000000 +0200 ++++ kyotocabinet-1.2.76/configure.8-byte-atomics 2013-03-01 00:22:37.000000000 +0100 +@@ -4012,25 +4012,22 @@ + # Atomic operations + if test "$enable_atomic" != "no" + then +- printf 'checking for atomic operations... ' +- cat confdefs.h - <<_ACEOF >conftest.$ac_ext +-/* end confdefs.h. */ +- ++ printf 'checking for 8 byte atomic operations... ' ++ if printf ' ++/* Some targets support 4 byte atomics, but not 8 byte atomics, ++ * and will fail at link time if they are used. ++ * ++ * http://gcc.gnu.org/onlinedocs/gcc-4.6.3/gcc/Atomic-Builtins.html ++ * http://gcc.gnu.org/wiki/Atomic ++ */ ++#include <stdint.h> + int + main () + { +-__sync_fetch_and_add +- ; +- return 0; +-} +-_ACEOF +-if ac_fn_cxx_try_compile "$LINENO"; then : +- MYGCCATOMIC=yes +-else +- MYGCCATOMIC=no +-fi +-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext +- if test "$MYGCCATOMIC" = "yes" ++uint64_t n = 0xdeadbeaf; ++__sync_bool_compare_and_swap(&n, 0xdeadbeaf, 0); ++return n; ++}' | $CC -xc -o config.tmp - >/dev/null 2>&1 + then + MYCPPFLAGS="$MYCPPFLAGS -D_MYGCCATOMIC" + printf 'yes\n' |