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gecko-dev/memory/jemalloc/0001-Use-a-configure-test-to-detect-whether-to-use-a-cons.patch

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diff --git a/configure b/configure
--- a/configure
+++ b/configure
@@ -1905,83 +1905,16 @@ fi
# interfere with the next link command; also delete a directory that is
# left behind by Apple's compiler. We do this before executing the actions.
rm -rf conftest.dSYM conftest_ipa8_conftest.oo
eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
as_fn_set_status $ac_retval
} # ac_fn_c_try_link
-# ac_fn_c_check_func LINENO FUNC VAR
-# ----------------------------------
-# Tests whether FUNC exists, setting the cache variable VAR accordingly
-ac_fn_c_check_func ()
-{
- as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-/* Define $2 to an innocuous variant, in case <limits.h> declares $2.
- For example, HP-UX 11i <limits.h> declares gettimeofday. */
-#define $2 innocuous_$2
-
-/* System header to define __stub macros and hopefully few prototypes,
- which can conflict with char $2 (); below.
- Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
- <limits.h> exists even on freestanding compilers. */
-
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
-
-#undef $2
-
-/* Override any GCC internal prototype to avoid an error.
- Use char because int might match the return type of a GCC
- builtin and then its argument prototype would still apply. */
-#ifdef __cplusplus
-extern "C"
-#endif
-char $2 ();
-/* The GNU C library defines this for functions which it implements
- to always fail with ENOSYS. Some functions are actually named
- something starting with __ and the normal name is an alias. */
-#if defined __stub_$2 || defined __stub___$2
-choke me
-#endif
-
-int
-main ()
-{
-return $2 ();
- ;
- return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
- eval "$3=yes"
-else
- eval "$3=no"
-fi
-rm -f core conftest.err conftest.$ac_objext \
- conftest$ac_exeext conftest.$ac_ext
-fi
-eval ac_res=\$$3
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
- eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-
-} # ac_fn_c_check_func
-
# ac_fn_c_check_header_mongrel LINENO HEADER VAR INCLUDES
# -------------------------------------------------------
# Tests whether HEADER exists, giving a warning if it cannot be compiled using
# the include files in INCLUDES and setting the cache variable VAR
# accordingly.
ac_fn_c_check_header_mongrel ()
{
as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
@@ -2059,16 +1992,83 @@ fi
eval ac_res=\$$3
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
$as_echo "$ac_res" >&6; }
fi
eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
} # ac_fn_c_check_header_mongrel
+# ac_fn_c_check_func LINENO FUNC VAR
+# ----------------------------------
+# Tests whether FUNC exists, setting the cache variable VAR accordingly
+ac_fn_c_check_func ()
+{
+ as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if eval \${$3+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+/* Define $2 to an innocuous variant, in case <limits.h> declares $2.
+ For example, HP-UX 11i <limits.h> declares gettimeofday. */
+#define $2 innocuous_$2
+
+/* System header to define __stub macros and hopefully few prototypes,
+ which can conflict with char $2 (); below.
+ Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+ <limits.h> exists even on freestanding compilers. */
+
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+
+#undef $2
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
+#ifdef __cplusplus
+extern "C"
+#endif
+char $2 ();
+/* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined __stub_$2 || defined __stub___$2
+choke me
+#endif
+
+int
+main ()
+{
+return $2 ();
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+ eval "$3=yes"
+else
+ eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+ eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_func
+
# ac_fn_c_check_type LINENO TYPE VAR INCLUDES
# -------------------------------------------
# Tests whether TYPE exists after having included INCLUDES, setting cache
# variable VAR accordingly.
ac_fn_c_check_type ()
{
as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
@@ -4817,17 +4817,16 @@ esac
AR=$ac_ct_AR
fi
else
AR="$ac_cv_prog_AR"
fi
default_munmap="1"
-JEMALLOC_USABLE_SIZE_CONST="const"
case "${host}" in
*-*-darwin*)
CFLAGS="$CFLAGS"
abi="macho"
$as_echo "#define JEMALLOC_PURGE_MADVISE_FREE " >>confdefs.h
RPATH=""
LD_PRELOAD_VAR="DYLD_INSERT_LIBRARIES"
@@ -4850,17 +4849,16 @@ case "${host}" in
CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
abi="elf"
$as_echo "#define JEMALLOC_HAS_ALLOCA_H 1" >>confdefs.h
$as_echo "#define JEMALLOC_PURGE_MADVISE_DONTNEED " >>confdefs.h
$as_echo "#define JEMALLOC_THREADED_INIT " >>confdefs.h
- JEMALLOC_USABLE_SIZE_CONST=""
default_munmap="0"
;;
*-*-netbsd*)
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking ABI" >&5
$as_echo_n "checking ABI... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#ifdef __ELF__
@@ -4930,16 +4928,60 @@ rm -f core conftest.err conftest.$ac_obj
PIC_CFLAGS=""
;;
*)
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: Unsupported operating system: ${host}" >&5
$as_echo "Unsupported operating system: ${host}" >&6; }
abi="elf"
;;
esac
+
+JEMALLOC_USABLE_SIZE_CONST=const
+for ac_header in malloc.h
+do :
+ ac_fn_c_check_header_mongrel "$LINENO" "malloc.h" "ac_cv_header_malloc_h" "$ac_includes_default"
+if test "x$ac_cv_header_malloc_h" = xyes; then :
+ cat >>confdefs.h <<_ACEOF
+#define HAVE_MALLOC_H 1
+_ACEOF
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether malloc_usable_size definition can use const argument" >&5
+$as_echo_n "checking whether malloc_usable_size definition can use const argument... " >&6; }
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <malloc.h>
+ #include <stddef.h>
+ size_t malloc_usable_size(const void *ptr);
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
+
+else
+
+ JEMALLOC_USABLE_SIZE_CONST=
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+fi
+
+done
+
cat >>confdefs.h <<_ACEOF
#define JEMALLOC_USABLE_SIZE_CONST $JEMALLOC_USABLE_SIZE_CONST
_ACEOF
diff --git a/configure.ac b/configure.ac
--- a/configure.ac
+++ b/configure.ac
@@ -253,17 +253,16 @@ AC_PROG_AR
dnl Platform-specific settings. abi and RPATH can probably be determined
dnl programmatically, but doing so is error-prone, which makes it generally
dnl not worth the trouble.
dnl
dnl Define cpp macros in CPPFLAGS, rather than doing AC_DEFINE(macro), since the
dnl definitions need to be seen before any headers are included, which is a pain
dnl to make happen otherwise.
default_munmap="1"
-JEMALLOC_USABLE_SIZE_CONST="const"
case "${host}" in
*-*-darwin*)
CFLAGS="$CFLAGS"
abi="macho"
AC_DEFINE([JEMALLOC_PURGE_MADVISE_FREE], [ ])
RPATH=""
LD_PRELOAD_VAR="DYLD_INSERT_LIBRARIES"
so="dylib"
@@ -281,17 +280,16 @@ case "${host}" in
;;
*-*-linux*)
CFLAGS="$CFLAGS"
CPPFLAGS="$CPPFLAGS -D_GNU_SOURCE"
abi="elf"
AC_DEFINE([JEMALLOC_HAS_ALLOCA_H])
AC_DEFINE([JEMALLOC_PURGE_MADVISE_DONTNEED], [ ])
AC_DEFINE([JEMALLOC_THREADED_INIT], [ ])
- JEMALLOC_USABLE_SIZE_CONST=""
default_munmap="0"
;;
*-*-netbsd*)
AC_MSG_CHECKING([ABI])
AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
[[#ifdef __ELF__
/* ELF */
#else
@@ -346,16 +344,32 @@ case "${host}" in
SOREV="${so}"
PIC_CFLAGS=""
;;
*)
AC_MSG_RESULT([Unsupported operating system: ${host}])
abi="elf"
;;
esac
+
+JEMALLOC_USABLE_SIZE_CONST=const
+AC_CHECK_HEADERS([malloc.h], [
+ AC_MSG_CHECKING([whether malloc_usable_size definition can use const argument])
+ AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
+ [#include <malloc.h>
+ #include <stddef.h>
+ size_t malloc_usable_size(const void *ptr);
+ ],
+ [])],[
+ AC_MSG_RESULT([yes])
+ ],[
+ JEMALLOC_USABLE_SIZE_CONST=
+ AC_MSG_RESULT([no])
+ ])
+])
AC_DEFINE_UNQUOTED([JEMALLOC_USABLE_SIZE_CONST], [$JEMALLOC_USABLE_SIZE_CONST])
AC_SUBST([abi])
AC_SUBST([RPATH])
AC_SUBST([LD_PRELOAD_VAR])
AC_SUBST([so])
AC_SUBST([importlib])
AC_SUBST([o])
AC_SUBST([a])
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