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Support for SVGALib 2.0, thanks to Benjamin Joel Stover

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--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%4068
This commit is contained in:
Sam Lantinga 2001-06-16 01:32:09 +00:00
parent 09e27c082f
commit 9a765af003
1 changed files with 15 additions and 1 deletions
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16
src/video/svga/SDL_svgavideo.c
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@ -32,6 +32,9 @@ static char rcsid =
#include <stdio.h> #include <stdio.h>
#include <unistd.h> #include <unistd.h>
#include <sys/stat.h> #include <sys/stat.h>
#include <sys/types.h>
#include <sys/ioctl.h>
#include <fcntl.h>
#if defined(linux) #if defined(linux)
#include <linux/vt.h> #include <linux/vt.h>
@ -77,7 +80,11 @@ static int SVGA_Available(void)
{ {
/* Check to see if we are root and stdin is a virtual console */ /* Check to see if we are root and stdin is a virtual console */
int console; int console;
/* SVGALib 1.9.x+ doesn't require root (via /dev/svga) */
int svgalib2 = -1;
/* See if we are connected to a virtual terminal */
console = STDIN_FILENO; console = STDIN_FILENO;
if ( console >= 0 ) { if ( console >= 0 ) {
struct stat sb; struct stat sb;
@ -88,7 +95,14 @@ static int SVGA_Available(void)
console = -1; console = -1;
} }
} }
return((geteuid() == 0) && (console >= 0));
/* See if SVGAlib 2.0 is available */
svgalib2 = open("/dev/svga", O_RDONLY);
if (svgalib2 != -1) {
close(svgalib2);
}
return(((svgalib2 != -1) || (geteuid() == 0)) && (console >= 0));
} }
static void SVGA_DeleteDevice(SDL_VideoDevice *device) static void SVGA_DeleteDevice(SDL_VideoDevice *device)