42 lines
946 B
C
42 lines
946 B
C
#include <errno.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#ifdef __ANDROID__
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#include <async_safe/log.h>
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#endif
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#include "util.h"
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#ifndef __ANDROID__
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static int write_full(int fd, const char *buf, size_t length) {
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do {
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ssize_t bytes_written = write(fd, buf, length);
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if (bytes_written == -1) {
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if (errno == EINTR) {
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continue;
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}
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return -1;
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}
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buf += bytes_written;
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length -= bytes_written;
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} while (length);
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return 0;
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}
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#endif
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COLD noreturn void fatal_error(const char *s) {
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#ifdef __ANDROID__
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async_safe_fatal("hardened_malloc: fatal allocator error: %s", s);
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#else
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const char *prefix = "fatal allocator error: ";
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(void)(write_full(STDERR_FILENO, prefix, strlen(prefix)) != -1 &&
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write_full(STDERR_FILENO, s, strlen(s)) != -1 &&
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write_full(STDERR_FILENO, "\n", 1));
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abort();
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#endif
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}
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