Andrew
4f450aa637
- Move source code from `trunk` into program root directory. - Update build files and include paths. - Note: Line endings standardised from `CRLF` > `LF`, so best to view diffs with whitespace changes hidden.
46 lines
972 B
C
46 lines
972 B
C
#include <stdio.h>
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#include "conio.h"
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#include <sys/ksys.h>
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#include <errno.h>
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size_t fwrite(const void *restrict ptr, size_t size, size_t nmemb, FILE *restrict stream) {
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unsigned bytes_written = 0;
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unsigned bytes_count = size * nmemb;
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if(!stream){
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errno = EBADF;
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return 0;
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}
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if(size<=0 || nmemb<=0){
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errno = EINVAL;
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stream->error=errno;
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return 0;
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}
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if(stream==stdout){
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con_init();
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con_write_string((char*)ptr, bytes_count);
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return nmemb;
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}
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if(stream==stderr){
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for (size_t i = 0; i < bytes_count; i++) {
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char c = *(char*)(ptr+i);
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_ksys_debug_putc(c);
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}
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return nmemb;
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}
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if(stream->mode != _FILEMODE_R){
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unsigned status = _ksys_file_write_file(stream->name, stream->position, bytes_count, ptr, &bytes_written);
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if (status != KSYS_FS_ERR_SUCCESS) {
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errno = EIO;
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stream->error = errno;
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return 0;
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}
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stream->position+=bytes_written;
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}
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return bytes_written/size;
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}
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