/* Common declarations for all of libgfortran.
- Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
+ Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
+ 2011
Free Software Foundation, Inc.
Contributed by Paul Brook <paul@nowt.org>, and
Andy Vaught <andy@xena.eas.asu.edu>
-This file is part of the GNU Fortran 95 runtime library (libgfortran).
+This file is part of the GNU Fortran runtime library (libgfortran).
Libgfortran is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#include <float.h>
#include <stdarg.h>
+/* If we're support quad-precision floating-point type, include the
+ header to our support library. */
+#ifdef HAVE_FLOAT128
+# include "quadmath_weak.h"
+#endif
+
#ifdef __MINGW32__
extern float __strtof (const char *, char **);
#define gfc_strtof __strtof
#endif
-/* We use intptr_t and uintptr_t, which may not be always defined in
- system headers. */
-
-#ifndef HAVE_INTPTR_T
-#if __SIZEOF_POINTER__ == __SIZEOF_LONG__
-#define intptr_t long
-#elif __SIZEOF_POINTER__ == __SIZEOF_LONG_LONG__
-#define intptr_t long long
-#elif __SIZEOF_POINTER__ == __SIZEOF_INT__
-#define intptr_t int
-#elif __SIZEOF_POINTER__ == __SIZEOF_SHORT__
-#define intptr_t short
-#else
-#error "Pointer type with unexpected size"
-#endif
+/* Make sure we have ptrdiff_t. */
+#ifndef HAVE_PTRDIFF_T
+typedef intptr_t ptrdiff_t;
#endif
-#ifndef HAVE_UINTPTR_T
-#if __SIZEOF_POINTER__ == __SIZEOF_LONG__
-#define uintptr_t unsigned long
-#elif __SIZEOF_POINTER__ == __SIZEOF_LONG_LONG__
-#define uintptr_t unsigned long long
-#elif __SIZEOF_POINTER__ == __SIZEOF_INT__
-#define uintptr_t unsigned int
-#elif __SIZEOF_POINTER__ == __SIZEOF_SHORT__
-#define uintptr_t unsigned short
-#else
-#error "Pointer type with unexpected size"
-#endif
-#endif
-
-
/* On mingw, work around the buggy Windows snprintf() by using the one
mingw provides, __mingw_snprintf(). We also provide a prototype for
__mingw_snprintf(), because the mingw headers currently don't have one. */
__attribute__ ((format (gnu_printf, 3, 4)));
#undef snprintf
#define snprintf __mingw_snprintf
+/* Fallback to sprintf if target does not have snprintf. */
+#elif !defined(HAVE_SNPRINTF)
+#undef snprintf
+#define snprintf(str, size, ...) sprintf (str, __VA_ARGS__)
#endif
#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *) 0)->MEMBER)
#endif
-/* The isfinite macro is only available with C99, but some non-C99
- systems still provide fpclassify, and there is a `finite' function
- in BSD.
+/* The C99 classification macros isfinite, isinf, isnan, isnormal
+ and signbit are broken or inconsistent on quite a few targets.
+ So, we use GCC's builtins instead.
- Also, isfinite is broken on Cygwin.
+ Another advantage for GCC's builtins for these type-generic macros
+ is that it handles floating-point types that the system headers
+ may not support (like __float128). */
- When isfinite is not available, try to use one of the
- alternatives, or bail out. */
-
-#if defined(HAVE_BROKEN_ISFINITE) || defined(__CYGWIN__)
-#undef isfinite
-#endif
-
-#if defined(HAVE_BROKEN_ISNAN)
#undef isnan
-#endif
-
-#if defined(HAVE_BROKEN_FPCLASSIFY)
-#undef fpclassify
-#endif
-
-#if !defined(isfinite)
-#if !defined(fpclassify)
-#define isfinite(x) ((x) - (x) == 0)
-#else
-#define isfinite(x) (fpclassify(x) != FP_NAN && fpclassify(x) != FP_INFINITE)
-#endif /* !defined(fpclassify) */
-#endif /* !defined(isfinite) */
-
-#if !defined(isnan)
-#if !defined(fpclassify)
-#define isnan(x) ((x) != (x))
-#else
-#define isnan(x) (fpclassify(x) == FP_NAN)
-#endif /* !defined(fpclassify) */
-#endif /* !defined(isfinite) */
+#define isnan(x) __builtin_isnan(x)
+#undef isfinite
+#define isfinite(x) __builtin_isfinite(x)
+#undef isinf
+#define isinf(x) __builtin_isinf(x)
+#undef isnormal
+#define isnormal(x) __builtin_isnormal(x)
+#undef signbit
+#define signbit(x) __builtin_signbit(x)
/* TODO: find the C99 version of these an move into above ifdef. */
#define REALPART(z) (__real__(z))
/* The following two definitions must be consistent with the types used
by the compiler. */
/* The type used of array indices, amongst other things. */
-typedef ssize_t index_type;
+typedef ptrdiff_t index_type;
/* The type used for the lengths of character variables. */
typedef GFC_INTEGER_4 gfc_charlen_type;
# define GFC_REAL_10_INFINITY __builtin_infl ()
# endif
# ifdef HAVE_GFC_REAL_16
-# define GFC_REAL_16_INFINITY __builtin_infl ()
+# ifdef GFC_REAL_16_IS_LONG_DOUBLE
+# define GFC_REAL_16_INFINITY __builtin_infl ()
+# else
+# define GFC_REAL_16_INFINITY __builtin_infq ()
+# endif
# endif
#endif
#ifdef __FLT_HAS_QUIET_NAN__
# define GFC_REAL_10_QUIET_NAN __builtin_nanl ("")
# endif
# ifdef HAVE_GFC_REAL_16
-# define GFC_REAL_16_QUIET_NAN __builtin_nanl ("")
+# ifdef GFC_REAL_16_IS_LONG_DOUBLE
+# define GFC_REAL_16_QUIET_NAN __builtin_nanl ("")
+# else
+# define GFC_REAL_16_QUIET_NAN nanq ("")
+# endif
# endif
#endif
#define GFC_DTYPE_TYPE_SIZE(desc) ((desc)->dtype & GFC_DTYPE_TYPE_SIZE_MASK)
-#define GFC_DTYPE_INTEGER_1 ((GFC_DTYPE_INTEGER << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_INTEGER_1 ((BT_INTEGER << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_INTEGER_1) << GFC_DTYPE_SIZE_SHIFT))
-#define GFC_DTYPE_INTEGER_2 ((GFC_DTYPE_INTEGER << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_INTEGER_2 ((BT_INTEGER << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_INTEGER_2) << GFC_DTYPE_SIZE_SHIFT))
-#define GFC_DTYPE_INTEGER_4 ((GFC_DTYPE_INTEGER << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_INTEGER_4 ((BT_INTEGER << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_INTEGER_4) << GFC_DTYPE_SIZE_SHIFT))
-#define GFC_DTYPE_INTEGER_8 ((GFC_DTYPE_INTEGER << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_INTEGER_8 ((BT_INTEGER << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_INTEGER_8) << GFC_DTYPE_SIZE_SHIFT))
#ifdef HAVE_GFC_INTEGER_16
-#define GFC_DTYPE_INTEGER_16 ((GFC_DTYPE_INTEGER << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_INTEGER_16 ((BT_INTEGER << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_INTEGER_16) << GFC_DTYPE_SIZE_SHIFT))
#endif
-#define GFC_DTYPE_LOGICAL_1 ((GFC_DTYPE_LOGICAL << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_LOGICAL_1 ((BT_LOGICAL << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_LOGICAL_1) << GFC_DTYPE_SIZE_SHIFT))
-#define GFC_DTYPE_LOGICAL_2 ((GFC_DTYPE_LOGICAL << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_LOGICAL_2 ((BT_LOGICAL << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_LOGICAL_2) << GFC_DTYPE_SIZE_SHIFT))
-#define GFC_DTYPE_LOGICAL_4 ((GFC_DTYPE_LOGICAL << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_LOGICAL_4 ((BT_LOGICAL << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_LOGICAL_4) << GFC_DTYPE_SIZE_SHIFT))
-#define GFC_DTYPE_LOGICAL_8 ((GFC_DTYPE_LOGICAL << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_LOGICAL_8 ((BT_LOGICAL << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_LOGICAL_8) << GFC_DTYPE_SIZE_SHIFT))
#ifdef HAVE_GFC_LOGICAL_16
-#define GFC_DTYPE_LOGICAL_16 ((GFC_DTYPE_LOGICAL << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_LOGICAL_16 ((BT_LOGICAL << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_LOGICAL_16) << GFC_DTYPE_SIZE_SHIFT))
#endif
-#define GFC_DTYPE_REAL_4 ((GFC_DTYPE_REAL << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_REAL_4 ((BT_REAL << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_REAL_4) << GFC_DTYPE_SIZE_SHIFT))
-#define GFC_DTYPE_REAL_8 ((GFC_DTYPE_REAL << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_REAL_8 ((BT_REAL << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_REAL_8) << GFC_DTYPE_SIZE_SHIFT))
#ifdef HAVE_GFC_REAL_10
-#define GFC_DTYPE_REAL_10 ((GFC_DTYPE_REAL << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_REAL_10 ((BT_REAL << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_REAL_10) << GFC_DTYPE_SIZE_SHIFT))
#endif
#ifdef HAVE_GFC_REAL_16
-#define GFC_DTYPE_REAL_16 ((GFC_DTYPE_REAL << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_REAL_16 ((BT_REAL << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_REAL_16) << GFC_DTYPE_SIZE_SHIFT))
#endif
-#define GFC_DTYPE_COMPLEX_4 ((GFC_DTYPE_COMPLEX << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_COMPLEX_4 ((BT_COMPLEX << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_COMPLEX_4) << GFC_DTYPE_SIZE_SHIFT))
-#define GFC_DTYPE_COMPLEX_8 ((GFC_DTYPE_COMPLEX << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_COMPLEX_8 ((BT_COMPLEX << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_COMPLEX_8) << GFC_DTYPE_SIZE_SHIFT))
#ifdef HAVE_GFC_COMPLEX_10
-#define GFC_DTYPE_COMPLEX_10 ((GFC_DTYPE_COMPLEX << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_COMPLEX_10 ((BT_COMPLEX << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_COMPLEX_10) << GFC_DTYPE_SIZE_SHIFT))
#endif
#ifdef HAVE_GFC_COMPLEX_16
-#define GFC_DTYPE_COMPLEX_16 ((GFC_DTYPE_COMPLEX << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_COMPLEX_16 ((BT_COMPLEX << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_COMPLEX_16) << GFC_DTYPE_SIZE_SHIFT))
#endif
-#define GFC_DTYPE_DERIVED_1 ((GFC_DTYPE_DERIVED << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_DERIVED_1 ((BT_DERIVED << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_INTEGER_1) << GFC_DTYPE_SIZE_SHIFT))
-#define GFC_DTYPE_DERIVED_2 ((GFC_DTYPE_DERIVED << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_DERIVED_2 ((BT_DERIVED << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_INTEGER_2) << GFC_DTYPE_SIZE_SHIFT))
-#define GFC_DTYPE_DERIVED_4 ((GFC_DTYPE_DERIVED << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_DERIVED_4 ((BT_DERIVED << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_INTEGER_4) << GFC_DTYPE_SIZE_SHIFT))
-#define GFC_DTYPE_DERIVED_8 ((GFC_DTYPE_DERIVED << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_DERIVED_8 ((BT_DERIVED << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_INTEGER_8) << GFC_DTYPE_SIZE_SHIFT))
#ifdef HAVE_GFC_INTEGER_16
-#define GFC_DTYPE_DERIVED_16 ((GFC_DTYPE_DERIVED << GFC_DTYPE_TYPE_SHIFT) \
+#define GFC_DTYPE_DERIVED_16 ((BT_DERIVED << GFC_DTYPE_TYPE_SHIFT) \
| (sizeof(GFC_INTEGER_16) << GFC_DTYPE_SIZE_SHIFT))
#endif
int separator_len;
const char *separator;
- int use_stderr, all_unbuffered, unbuffered_preconnected, default_recl;
- int fpe, dump_core, backtrace;
+ int all_unbuffered, unbuffered_preconnected, default_recl;
+ int fpe, backtrace;
}
options_t;
extern options_t options;
internal_proto(options);
-extern void handler (int);
-internal_proto(handler);
+extern void backtrace_handler (int);
+internal_proto(backtrace_handler);
/* Compile-time options that will influence the library. */
int allow_std;
int pedantic;
int convert;
- int dump_core;
int backtrace;
int sign_zero;
size_t record_marker;
extern char * full_exe_path (void);
internal_proto(full_exe_path);
+extern void find_addr2line (void);
+internal_proto(find_addr2line);
+
/* backtrace.c */
extern void show_backtrace (void);
#define GFC_OTOA_BUF_SIZE (GFC_LARGEST_BUF * 3 + 1)
#define GFC_BTOA_BUF_SIZE (GFC_LARGEST_BUF * 8 + 1)
-extern void sys_exit (int) __attribute__ ((noreturn));
-internal_proto(sys_exit);
+extern void sys_abort (void) __attribute__ ((noreturn));
+internal_proto(sys_abort);
+
+extern ssize_t estr_write (const char *);
+internal_proto(estr_write);
+
+extern int st_vprintf (const char *, va_list);
+internal_proto(st_vprintf);
+
+extern int st_printf (const char *, ...)
+ __attribute__((format (gfc_printf, 1, 2)));
+internal_proto(st_printf);
extern const char *gfc_xtoa (GFC_UINTEGER_LARGEST, char *, size_t);
internal_proto(gfc_xtoa);
__attribute__ ((noreturn));
internal_proto(internal_error);
-extern const char *get_oserror (void);
-internal_proto(get_oserror);
-
extern const char *translate_error (int);
internal_proto(translate_error);
extern void generate_error (st_parameter_common *, int, const char *);
iexport_proto(generate_error);
+extern void generate_warning (st_parameter_common *, const char *);
+internal_proto(generate_warning);
+
extern try notify_std (st_parameter_common *, int, const char *);
internal_proto(notify_std);
extern notification notification_std(int);
internal_proto(notification_std);
+extern char *gf_strerror (int, char *, size_t);
+internal_proto(gf_strerror);
+
/* fpu.c */
extern void set_fpu (void);
extern void *get_mem (size_t) __attribute__ ((malloc));
internal_proto(get_mem);
-extern void free_mem (void *);
-internal_proto(free_mem);
-
extern void *internal_malloc_size (size_t) __attribute__ ((malloc));
internal_proto(internal_malloc_size);
extern int unit_to_fd (int);
internal_proto(unit_to_fd);
-extern int st_printf (const char *, ...)
- __attribute__ ((format (gfc_printf, 1, 2)));
-internal_proto(st_printf);
-
-extern int st_vprintf (const char *, va_list);
-internal_proto(st_vprintf);
-
extern char * filename_from_unit (int);
internal_proto(filename_from_unit);
/* stop.c */
-extern void stop_numeric (GFC_INTEGER_4) __attribute__ ((noreturn));
-iexport_proto(stop_numeric);
+extern void stop_string (const char *, GFC_INTEGER_4)
+ __attribute__ ((noreturn));
+export_proto(stop_string);
/* reshape_packed.c */
/* Internal auxiliary functions for cshift */
-void cshift0_i1 (gfc_array_i1 *, const gfc_array_i1 *, ssize_t, int);
+void cshift0_i1 (gfc_array_i1 *, const gfc_array_i1 *, ptrdiff_t, int);
internal_proto(cshift0_i1);
-void cshift0_i2 (gfc_array_i2 *, const gfc_array_i2 *, ssize_t, int);
+void cshift0_i2 (gfc_array_i2 *, const gfc_array_i2 *, ptrdiff_t, int);
internal_proto(cshift0_i2);
-void cshift0_i4 (gfc_array_i4 *, const gfc_array_i4 *, ssize_t, int);
+void cshift0_i4 (gfc_array_i4 *, const gfc_array_i4 *, ptrdiff_t, int);
internal_proto(cshift0_i4);
-void cshift0_i8 (gfc_array_i8 *, const gfc_array_i8 *, ssize_t, int);
+void cshift0_i8 (gfc_array_i8 *, const gfc_array_i8 *, ptrdiff_t, int);
internal_proto(cshift0_i8);
#ifdef HAVE_GFC_INTEGER_16
-void cshift0_i16 (gfc_array_i16 *, const gfc_array_i16 *, ssize_t, int);
+void cshift0_i16 (gfc_array_i16 *, const gfc_array_i16 *, ptrdiff_t, int);
internal_proto(cshift0_i16);
#endif
-void cshift0_r4 (gfc_array_r4 *, const gfc_array_r4 *, ssize_t, int);
+void cshift0_r4 (gfc_array_r4 *, const gfc_array_r4 *, ptrdiff_t, int);
internal_proto(cshift0_r4);
-void cshift0_r8 (gfc_array_r8 *, const gfc_array_r8 *, ssize_t, int);
+void cshift0_r8 (gfc_array_r8 *, const gfc_array_r8 *, ptrdiff_t, int);
internal_proto(cshift0_r8);
#ifdef HAVE_GFC_REAL_10
-void cshift0_r10 (gfc_array_r10 *, const gfc_array_r10 *, ssize_t, int);
+void cshift0_r10 (gfc_array_r10 *, const gfc_array_r10 *, ptrdiff_t, int);
internal_proto(cshift0_r10);
#endif
#ifdef HAVE_GFC_REAL_16
-void cshift0_r16 (gfc_array_r16 *, const gfc_array_r16 *, ssize_t, int);
+void cshift0_r16 (gfc_array_r16 *, const gfc_array_r16 *, ptrdiff_t, int);
internal_proto(cshift0_r16);
#endif
-void cshift0_c4 (gfc_array_c4 *, const gfc_array_c4 *, ssize_t, int);
+void cshift0_c4 (gfc_array_c4 *, const gfc_array_c4 *, ptrdiff_t, int);
internal_proto(cshift0_c4);
-void cshift0_c8 (gfc_array_c8 *, const gfc_array_c8 *, ssize_t, int);
+void cshift0_c8 (gfc_array_c8 *, const gfc_array_c8 *, ptrdiff_t, int);
internal_proto(cshift0_c8);
#ifdef HAVE_GFC_COMPLEX_10
-void cshift0_c10 (gfc_array_c10 *, const gfc_array_c10 *, ssize_t, int);
+void cshift0_c10 (gfc_array_c10 *, const gfc_array_c10 *, ptrdiff_t, int);
internal_proto(cshift0_c10);
#endif
#ifdef HAVE_GFC_COMPLEX_16
-void cshift0_c16 (gfc_array_c16 *, const gfc_array_c16 *, ssize_t, int);
+void cshift0_c16 (gfc_array_c16 *, const gfc_array_c16 *, ptrdiff_t, int);
internal_proto(cshift0_c16);
#endif