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stdio.h: Implement fseeko and ftello function

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specified here:
https://pubs.opengroup.org/onlinepubs/9699919799/functions/fseek.html
https://pubs.opengroup.org/onlinepubs/9699919799/functions/ftell.html

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
This commit is contained in:
Xiang Xiao
2020-06-26 14:40:13 +08:00
committed by YAMAMOTO Takashi
parent 095e492cb3
commit 676a2b77f8
4 changed files with 71 additions and 1 deletions
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include/stdio.h
+2
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@@ -158,8 +158,10 @@ FAR FILE *freopen(FAR const char *path, FAR const char *mode,
FAR FILE *stream);
int fscanf(FAR FILE *stream, FAR const IPTR char *fmt, ...);
int fseek(FAR FILE *stream, long int offset, int whence);
int fseeko(FAR FILE *stream, off_t offset, int whence);
int fsetpos(FAR FILE *stream, FAR fpos_t *pos);
long ftell(FAR FILE *stream);
off_t ftello(FAR FILE *stream);
size_t fwrite(FAR const void *ptr, size_t size, size_t n_items,
FAR FILE *stream);
ssize_t getdelim(FAR char **lineptr, size_t *n, int delimiter,