Commit 9697f099 authored by Philip Carns's avatar Philip Carns

fseeko wrapper

parent 29641b6a
......@@ -25,6 +25,7 @@
* --------------
* FILE *fdopen(int, const char *); DONE
* FILE *fopen(const char *, const char *); DONE
* FILE *fopen64(const char *, const char *); DONE
* FILE *freopen(const char *, const char *, FILE *); DONE
*
* functions for closing streams
......@@ -116,6 +117,7 @@ DARSHAN_FORWARD_DECL(fscanf, int, (FILE *stream, const char *format, ...));
DARSHAN_FORWARD_DECL(vfscanf, int, (FILE *stream, const char *format, va_list ap));
DARSHAN_FORWARD_DECL(fgets, char*, (char *s, int size, FILE *stream));
DARSHAN_FORWARD_DECL(fseek, int, (FILE *stream, long offset, int whence));
DARSHAN_FORWARD_DECL(fseeko, int, (FILE *stream, off_t offset, int whence));
/* The stdio_file_runtime structure maintains necessary runtime metadata
* for the STDIO file record (darshan_stdio_record structure, defined in
......@@ -746,6 +748,37 @@ int DARSHAN_DECL(fseek)(FILE *stream, long offset, int whence)
return(ret);
}
int DARSHAN_DECL(fseeko)(FILE *stream, off_t offset, int whence)
{
int ret;
struct stdio_file_runtime* file;
double tm1, tm2;
MAP_OR_FAIL(fseeko);
tm1 = darshan_core_wtime();
ret = __real_fseeko(stream, offset, whence);
tm2 = darshan_core_wtime();
if(ret >= 0)
{
STDIO_LOCK();
stdio_runtime_initialize();
file = stdio_file_by_stream(stream);
if(file)
{
file->offset = ftell(stream);
DARSHAN_TIMER_INC_NO_OVERLAP(
file->file_record->fcounters[STDIO_F_META_TIME],
tm1, tm2, file->last_meta_end);
file->file_record->counters[STDIO_SEEKS] += 1;
}
STDIO_UNLOCK();
}
return(ret);
}
/**********************************************************
* Internal functions for manipulating STDIO module state *
**********************************************************/
......
......@@ -15,6 +15,7 @@
--wrap=getw
--wrap=fgets
--wrap=fseek
--wrap=fseeko
--wrap=fprintf
--wrap=vfprintf
--wrap=fputc
......
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