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101 lines
2.6 KiB
C
101 lines
2.6 KiB
C
// Copyright 2022 Google LLC.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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/*
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* Implementation of stdlib.h/unistd.h functions.
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*/
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#include <limits.h>
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#include <ctype.h>
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include "third_party/nanolibc/c/libc_internals.h"
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void abort() { exit(-1); }
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void exit(int status) {
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__nnlc_internal_data.sysdeps->exit(status);
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/* runtime's exit() should not return */
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fprintf(stderr, "exit() failed!!! Infinite loop...\n");
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while (1) continue;
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}
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unsigned int sleep(unsigned int seconds) {
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return __nnlc_internal_data.sysdeps->usleep(seconds * 1000000ULL);
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}
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unsigned int usleep(unsigned int useconds) {
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return __nnlc_internal_data.sysdeps->usleep(useconds);
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}
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/*
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* string -> int conversions
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*
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* for all strtol variants, we use the same template source file
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*/
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#define _STRTOX_FNAME strtol
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#define _STRTOX_SIGNED_TNAME long int
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#define _STRTOX_VARIANT_UNSIGNED 0
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#define _STRTOX_INTMIN LONG_MIN
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#define _STRTOX_INTMAX LONG_MAX
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#include "strtox.c"
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#undef _STRTOX_FNAME
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#undef _STRTOX_SIGNED_TNAME
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#undef _STRTOX_VARIANT_UNSIGNED
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#undef _STRTOX_INTMIN
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#undef _STRTOX_INTMAX
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#define _STRTOX_FNAME strtoll
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#define _STRTOX_SIGNED_TNAME long long int
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#define _STRTOX_VARIANT_UNSIGNED 0
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#define _STRTOX_INTMIN LLONG_MIN
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#define _STRTOX_INTMAX LLONG_MAX
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#include "strtox.c"
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#undef _STRTOX_FNAME
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#undef _STRTOX_SIGNED_TNAME
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#undef _STRTOX_VARIANT_UNSIGNED
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#undef _STRTOX_INTMIN
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#undef _STRTOX_INTMAX
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#define _STRTOX_FNAME strtoul
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#define _STRTOX_SIGNED_TNAME long int
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#define _STRTOX_VARIANT_UNSIGNED 1
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#define _STRTOX_INTMIN ULONG_MIN
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#define _STRTOX_INTMAX ULONG_MAX
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#include "strtox.c"
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#undef _STRTOX_FNAME
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#undef _STRTOX_SIGNED_TNAME
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#undef _STRTOX_VARIANT_UNSIGNED
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#undef _STRTOX_INTMIN
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#undef _STRTOX_INTMAX
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#define _STRTOX_FNAME strtoull
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#define _STRTOX_SIGNED_TNAME long long int
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#define _STRTOX_VARIANT_UNSIGNED 1
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#define _STRTOX_INTMIN ULLONG_MIN
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#define _STRTOX_INTMAX ULLONG_MAX
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#include "strtox.c"
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#undef _STRTOX_FNAME
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#undef _STRTOX_SIGNED_TNAME
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#undef _STRTOX_VARIANT_UNSIGNED
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#undef _STRTOX_INTMIN
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#undef _STRTOX_INTMAX
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long int atol(const char *nptr) { return strtol(nptr, NULL, 10); }
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