Commit c16e4f5c authored by Iván Matellanes's avatar Iván Matellanes Committed by Alexandre Julliard

msvcirt: Implement stdiobuf::sync.

parent 77546191
......@@ -1598,8 +1598,31 @@ FILE* __thiscall stdiobuf_stdiofile(stdiobuf *this)
DEFINE_THISCALL_WRAPPER(stdiobuf_sync, 4)
int __thiscall stdiobuf_sync(stdiobuf *this)
{
FIXME("(%p) stub\n", this);
return EOF;
TRACE("(%p)\n", this);
if (this->base.unbuffered)
return 0;
/* flush the put area */
if (call_streambuf_overflow(&this->base, EOF) == EOF)
return EOF;
/* flush the get area */
if (this->base.gptr < this->base.egptr) {
char *ptr;
int fd, mode, offset = this->base.egptr - this->base.gptr;
if ((fd = fileno(this->file)) < 0)
return EOF;
mode = _setmode(fd, _O_TEXT);
_setmode(fd, mode);
if (mode & _O_TEXT) {
/* in text mode, '\n' in the buffer means '\r\n' in the file */
for (ptr = this->base.gptr; ptr < this->base.egptr; ptr++)
if (*ptr == '\n')
offset++;
}
if (fseek(this->file, -offset, SEEK_CUR))
return EOF;
this->base.gptr = this->base.egptr;
}
return 0;
}
/* ?underflow@stdiobuf@@UAEHXZ */
......
......@@ -210,6 +210,7 @@ static int (*__thiscall p_strstreambuf_underflow)(strstreambuf*);
static stdiobuf* (*__thiscall p_stdiobuf_file_ctor)(stdiobuf*, FILE*);
static void (*__thiscall p_stdiobuf_dtor)(stdiobuf*);
static int (*__thiscall p_stdiobuf_overflow)(stdiobuf*, int);
static int (*__thiscall p_stdiobuf_sync)(stdiobuf*);
static int (*__thiscall p_stdiobuf_underflow)(stdiobuf*);
/* ios */
......@@ -373,6 +374,7 @@ static BOOL init(void)
SET(p_stdiobuf_file_ctor, "??0stdiobuf@@QEAA@PEAU_iobuf@@@Z");
SET(p_stdiobuf_dtor, "??1stdiobuf@@UEAA@XZ");
SET(p_stdiobuf_overflow, "?overflow@stdiobuf@@UEAAHH@Z");
SET(p_stdiobuf_sync, "?sync@stdiobuf@@UEAAHXZ");
SET(p_stdiobuf_underflow, "?underflow@stdiobuf@@UEAAHXZ");
SET(p_ios_copy_ctor, "??0ios@@IEAA@AEBV0@@Z");
......@@ -456,6 +458,7 @@ static BOOL init(void)
SET(p_stdiobuf_file_ctor, "??0stdiobuf@@QAE@PAU_iobuf@@@Z");
SET(p_stdiobuf_dtor, "??1stdiobuf@@UAE@XZ");
SET(p_stdiobuf_overflow, "?overflow@stdiobuf@@UAEHH@Z");
SET(p_stdiobuf_sync, "?sync@stdiobuf@@UAEHXZ");
SET(p_stdiobuf_underflow, "?underflow@stdiobuf@@UAEHXZ");
SET(p_ios_copy_ctor, "??0ios@@IAE@ABV0@@Z");
......@@ -1960,6 +1963,59 @@ static void test_stdiobuf(void)
ret = (int) call_func1(p_stdiobuf_underflow, &stb2);
ok(ret == EOF, "expected EOF got %d\n", ret);
/* sync */
ret = (int) call_func1(p_stdiobuf_sync, &stb1);
ok(ret == 0, "expected 0 got %d\n", ret);
stb1.base.gptr = stb1.base.eback;
ret = (int) call_func1(p_stdiobuf_sync, &stb1);
ok(ret == 0, "expected 0 got %d\n", ret);
stb1.base.unbuffered = 0;
ret = (int) call_func1(p_stdiobuf_sync, &stb1);
ok(ret == EOF, "expected EOF got %d\n", ret);
ok(stb1.base.pbase == stb1.base.base + 256, "wrong put base, expected %p got %p\n", stb1.base.base + 256, stb1.base.pbase);
ok(stb1.base.pptr == stb1.base.base + 256, "wrong put pointer, expected %p got %p\n", stb1.base.base + 256, stb1.base.pptr);
ok(stb1.base.epptr == stb1.base.base + 512, "wrong put end, expected %p got %p\n", stb1.base.base + 512, stb1.base.epptr);
stb1.base.gptr = stb1.base.egptr;
ret = (int) call_func1(p_stdiobuf_sync, &stb1);
ok(ret == 0, "expected 0 got %d\n", ret);
stb1.base.eback = stb1.base.gptr = stb1.base.egptr = NULL;
stb1.base.pptr = stb1.base.epptr;
ret = (int) call_func1(p_stdiobuf_sync, &stb1);
ok(ret == EOF, "expected EOF got %d\n", ret);
ok(stb1.base.gptr == NULL, "wrong get pointer, expected %p got %p\n", NULL, stb1.base.gptr);
stb1.base.pptr = stb1.base.pbase;
ret = (int) call_func1(p_stdiobuf_sync, &stb1);
ok(ret == 0, "expected 0 got %d\n", ret);
ok(stb1.base.gptr == NULL, "wrong get pointer, expected %p got %p\n", NULL, stb1.base.gptr);
stb1.base.unbuffered = 1;
stb2.base.unbuffered = 0;
stb2.base.egptr = stb2.base.ebuf;
ret = (int) call_func1(p_stdiobuf_sync, &stb2);
ok(ret == EOF, "expected EOF got %d\n", ret);
ok(stb2.base.pbase == stb2.base.base + 32, "wrong put base, expected %p got %p\n", stb2.base.base + 32, stb2.base.pbase);
ok(stb2.base.pptr == stb2.base.base + 32, "wrong put pointer, expected %p got %p\n", stb2.base.base + 32, stb2.base.pptr);
ok(stb2.base.epptr == stb2.base.base + 64, "wrong put end, expected %p got %p\n", stb2.base.base + 64, stb2.base.epptr);
stb2.base.egptr = stb2.base.pbase;
stb2.base.gptr = stb2.base.egptr - 25;
ret = (int) call_func1(p_stdiobuf_sync, &stb2);
ok(ret == EOF, "expected EOF got %d\n", ret);
ret = (int) call_func3(p_streambuf_xsputn, &stb2.base, "Never gonna make you cry", 24);
ok(ret == 24, "expected 24 got %d\n", ret);
ret = (int) call_func1(p_stdiobuf_sync, &stb2);
ok(ret == 0, "expected 0 got %d\n", ret);
ok(ftell(stb2.file) == 23, "ftell failed\n");
ok(fseek(stb2.file, 3, SEEK_SET) == 0, "fseek failed\n");
stb2.base.gptr = stb2.base.egptr - 3;
strcpy(stb2.base.gptr, "a\nc");
ret = (int) call_func1(p_stdiobuf_sync, &stb2);
ok(ret == EOF, "expected EOF got %d\n", ret);
ok(stb2.base.gptr == stb2.base.egptr - 3, "wrong get pointer, expected %p got %p\n", stb2.base.egptr - 3, stb2.base.gptr);
*(stb2.base.gptr+1) = 'b';
ret = (int) call_func1(p_stdiobuf_sync, &stb2);
ok(ret == 0, "expected 0 got %d\n", ret);
ok(stb2.base.gptr == stb2.base.egptr, "wrong get pointer, expected %p got %p\n", stb2.base.egptr, stb2.base.gptr);
stb2.base.unbuffered = 1;
call_func1(p_stdiobuf_dtor, &stb1);
call_func1(p_stdiobuf_dtor, &stb2);
fclose(file1);
......
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