mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-17 04:12:34 +03:00
43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
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#include "sys/ksys.h"
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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FILE *freopen(const char *restrict _name, const char *restrict _mode, FILE *restrict out) {
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static ksys_bdfe_t info;
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info.size=0;
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if (!out) {
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errno = ENOMEM;
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return NULL;
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}
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_ksys_file_get_info(_name, &info);
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out->name = strdup(_name);
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out->position = 0;
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out->error = 0;
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out->eof = 0;
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out->kind = 0;
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out->orientation = 0;
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out->mode = 0;
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out->start_size = info.size;
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if (strchr(_mode, 'b')) { out->mode |= _STDIO_F_B; }
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if (strchr(_mode, 'x')) { out->mode |= _STDIO_F_X; }
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if (strchr(_mode, 'a')) { out->mode |= _STDIO_F_A; }
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if (strchr(_mode, 'r')) { out->mode |= _STDIO_F_R; }
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if (strchr(_mode, 'w')) { out->mode |= _STDIO_F_W; }
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if (strchr(_mode, '+')) { out->mode |= _STDIO_F_R | _STDIO_F_W; }
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if (out->mode & _STDIO_F_A) {
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out->position = info.size;
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out->append_offset = info.size;
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} else if(out->mode & _STDIO_F_W){
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if(_ksys_file_create(_name)){
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return NULL;
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}
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}
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return out;
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}
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