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Port aligned_alloc decl to Cygwin.

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Problem reported by Ken Brown (Bug#22522#38).
* configure.ac (aligned_alloc): Check for decl too.
* src/lisp.h (aligned_alloc): Declare if not already declared.
This commit is contained in:
Paul Eggert 2016-02-03 00:37:44 -08:00
parent aca31e3815
commit 5fcd89f52e
2 changed files with 3 additions and 3 deletions
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1
configure.ac
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@ -3824,6 +3824,7 @@ if (test -z "$GMALLOC_OBJ" || test "$hybrid_malloc" = yes) \
&& test "$opsys" != darwin; then
AC_CHECK_FUNCS([aligned_alloc posix_memalign], [break])
fi
AC_CHECK_DECLS([aligned_alloc], [], [], [[#include <stdlib.h>]])
dnl Cannot use AC_CHECK_FUNCS
AC_CACHE_CHECK([for __builtin_unwind_init],

5
src/lisp.h
View File

@ -3774,10 +3774,9 @@ INLINE void (check_cons_list) (void) { lisp_h_check_cons_list (); }
/* Defined in gmalloc.c. */
#if !defined DOUG_LEA_MALLOC && !defined HYBRID_MALLOC && !defined SYSTEM_MALLOC
extern size_t __malloc_extra_blocks;
extern void *aligned_alloc (size_t, size_t);
#endif
#if defined HYBRID_MALLOC && !defined HAVE_ALIGNED_ALLOC
extern void *hybrid_aligned_alloc (size_t, size_t) ATTRIBUTE_MALLOC_SIZE ((2));
#ifndef HAVE_DECL_ALIGNED_ALLOC
extern void *aligned_alloc (size_t, size_t) ATTRIBUTE_MALLOC_SIZE ((2));
#endif
extern void malloc_enable_thread (void);