94 lines
1.6 KiB
C
94 lines
1.6 KiB
C
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/* go-print.c -- support for the go print statement.
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Copyright 2009 The Go Authors. All rights reserved.
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Use of this source code is governed by a BSD-style
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license that can be found in the LICENSE file. */
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#include <stdint.h>
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#include <stdio.h>
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#include "array.h"
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#include "go-panic.h"
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#include "go-string.h"
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#include "interface.h"
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/* This implements the various little functions which are called by
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the predeclared functions print/println/panic/panicln. */
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void
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__go_print_space ()
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{
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putchar (' ');
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}
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void
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__go_print_nl ()
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{
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putchar ('\n');
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}
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void
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__go_print_string (struct __go_string val)
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{
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printf ("%.*s", (int) val.__length, (const char *) val.__data);
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}
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void
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__go_print_uint64 (uint64_t val)
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{
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printf ("%llu", (unsigned long long) val);
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}
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void
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__go_print_int64 (int64_t val)
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{
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printf ("%lld", (long long) val);
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}
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void
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__go_print_double (double val)
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{
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printf ("%.24g", val);
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}
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void
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__go_print_complex (__complex double val)
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{
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printf ("(%.24g%s%.24gi)",
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__builtin_creal (val),
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(__builtin_cimag (val) >= 0 || __builtin_isnan (__builtin_cimag(val))
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? "+"
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: ""),
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__builtin_cimag (val));
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}
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void
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__go_print_bool (_Bool val)
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{
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fputs (val ? "true" : "false", stdout);
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}
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void
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__go_print_pointer (void *val)
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{
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printf ("%p", val);
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}
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void
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__go_print_empty_interface (struct __go_empty_interface e)
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{
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printf ("(%p,%p)", e.__type_descriptor, e.__object);
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}
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void
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__go_print_interface (struct __go_interface i)
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{
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printf ("(%p,%p)", i.__methods, i.__object);
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}
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void
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__go_print_slice (struct __go_open_array val)
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{
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printf ("[%d/%d]%p", val.__count, val.__capacity, val.__values);
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}
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