vga: Fix text mode screendumps

In text mode, even a full refresh of the screen takes multiple updates.
As we reset the dump file pointer after the first call, we only wrote
the first line.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Jan Kiszka 2011-09-16 00:47:55 +02:00 committed by Anthony Liguori
parent d9389b9664
commit 2313e998d7

View file

@ -149,7 +149,7 @@ static uint16_t expand2[256];
static uint8_t expand4to8[16];
static void vga_screen_dump(void *opaque, const char *filename);
static char *screen_dump_filename;
static const char *screen_dump_filename;
static DisplayChangeListener *screen_dump_dcl;
static void vga_update_memory_access(VGACommonState *s)
@ -2318,7 +2318,6 @@ static void vga_save_dpy_update(DisplayState *ds,
{
if (screen_dump_filename) {
ppm_save(screen_dump_filename, ds->surface);
screen_dump_filename = NULL;
}
}
@ -2396,8 +2395,8 @@ static void vga_screen_dump(void *opaque, const char *filename)
if (!screen_dump_dcl)
screen_dump_dcl = vga_screen_dump_init(s->ds);
screen_dump_filename = (char *)filename;
screen_dump_filename = filename;
vga_invalidate_display(s);
vga_hw_update();
screen_dump_filename = NULL;
}