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2014-11-06 Joel Sherrill <joel.sherrill@oarcorp.com>

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* configure.in: Add autoconf test to determine size of uintptr_t.
        * newlib.hin: Add new autoconf feature variables.
        * libc/include/inttypes.h: Use new feature variables.
        * configure: Regenerate.
This commit is contained in:
Jeff Johnston
2014-11-06 17:45:14 +00:00
parent 0f3cacfaa5
commit 85907fe082
5 changed files with 737 additions and 669 deletions
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7
newlib/ChangeLog
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@@ -1,3 +1,10 @@
2014-11-06 Joel Sherrill <joel.sherrill@oarcorp.com>
* configure.in: Add autoconf test to determine size of uintptr_t.
* newlib.hin: Add new autoconf feature variables.
* libc/include/inttypes.h: Use new feature variables.
* configure: Regenerate.
2014-11-06 Terry Guo <terry.guo@arm.com>
* libc/stdio/nano-vfprintf_i.c (_printf_i): Use Newlib approach to

1340
newlib/configure vendored
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File diff suppressed because it is too large Load Diff

41
newlib/configure.in
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@@ -617,6 +617,47 @@ if test $newlib_cv_ldbl_eq_dbl = yes; then
AC_DEFINE_UNQUOTED(_LDBL_EQ_DBL)
fi
#### Determine if uintptr_t is unsigned long long
AC_CACHE_CHECK(whether uintptr_t equals unsigned long long,
newlib_cv_uintptr_eq_ulonglong, [dnl
cat > conftest.c <<EOF
#include <inttypes.h>
extern int foo(uintptr_t);
extern int foo(unsigned long long);
EOF
if AC_TRY_COMMAND([${CC} $CFLAGS $CPPFLAGS -c -o conftest.o conftest.c
1>&AS_MESSAGE_LOG_FD])
then
newlib_cv_uintptr_eq_ulonglong=yes;
else
newlib_cv_uintptr_eq_ulonglong=no;
fi
rm -f conftest*])
if test $newlib_cv_uintptr_eq_ulonglong = yes; then
AC_DEFINE_UNQUOTED(_UINTPTR_EQ_ULONGLONG)
else
#### Determine if uintptr_t is unsigned long
AC_CACHE_CHECK(whether uintptr_t equals unsigned long,
newlib_cv_uintptr_eq_ulong, [dnl
cat > conftest.c <<EOF
#include <inttypes.h>
extern int foo(uintptr_t);
extern int foo(unsigned long);
EOF
if AC_TRY_COMMAND([${CC} $CFLAGS $CPPFLAGS -c -o conftest.o conftest.c
1>&AS_MESSAGE_LOG_FD])
then
newlib_cv_uintptr_eq_ulong=yes;
else
newlib_cv_uintptr_eq_ulong=no;
fi
rm -f conftest*])
if test $newlib_cv_uintptr_eq_ulong = yes; then
AC_DEFINE_UNQUOTED(_UINTPTR_EQ_ULONG)
fi
fi
AC_SUBST(CFLAGS)
AC_CONFIG_FILES([Makefile],

12
newlib/libc/include/inttypes.h
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@@ -243,15 +243,15 @@
#define SCNxMAX __SCNMAX(x)
/* ptr types */
#if PTRDIFF_MAX <= __STDINT_EXP(INT_MAX)
# define __PRIPTR(x) __STRINGIFY(x)
# define __SCNPTR(x) __STRINGIFY(x)
#elif PTRDIFF_MAX <= __STDINT_EXP(LONG_MAX) || !defined(__have_longlong64)
#if defined(_UINTPTR_EQ_ULONGLONG)
# define __PRIPTR(x) __STRINGIFY(ll##x)
# define __SCNPTR(x) __STRINGIFY(ll##x)
#elif defined(_UINTPTR_EQ_ULONG)
# define __PRIPTR(x) __STRINGIFY(l##x)
# define __SCNPTR(x) __STRINGIFY(l##x)
#else
# define __PRIPTR(x) __STRINGIFY(ll##x)
# define __SCNPTR(x) __STRINGIFY(ll##x)
# define __PRIPTR(x) __STRINGIFY(x)
# define __SCNPTR(x) __STRINGIFY(x)
#endif
#define PRIdPTR __PRIPTR(d)

6
newlib/newlib.hin
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@@ -61,6 +61,12 @@
/* True if long double supported and it is equal to double. */
#undef _LDBL_EQ_DBL
/* Define if uintptr_t is unsigned long on this architecture */
#undef _UINTPTR_EQ_ULONG
/* Define if uintptr_t is unsigned long long on this architecture */
#undef _UINTPTR_EQ_ULONGLONG
/* Define if ivo supported in streamio. */
#undef _FVWRITE_IN_STREAMIO