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Diff for /OpenXM_contrib/gnuplot/term/Attic/linux.trm between version 1.1.1.2 and 1.1.1.3

version 1.1.1.2, 2000/01/22 14:16:26 version 1.1.1.3, 2003/09/15 07:09:37
Line 94  TERM_PUBLIC void LINUX_resume __PROTO((void));
Line 94  TERM_PUBLIC void LINUX_resume __PROTO((void));
 static int linux_vmode = G1024x768x256;         /* default mode */  static int linux_vmode = G1024x768x256;         /* default mode */
 static int vgacolor[] = { 7, 8, 2, 3, 4, 5, 9, 14, 12, 15, 13, 10, 11, 1, 6 };  static int vgacolor[] = { 7, 8, 2, 3, 4, 5, 9, 14, 12, 15, 13, 10, 11, 1, 6 };
 static int graphics_on = FALSE;  static int graphics_on = FALSE;
 vga_modeinfo *modeinfo;  static vga_modeinfo *modeinfo;
 static int linux_startx, linux_starty, linux_lasty;  static int linux_startx, linux_starty, linux_lasty;
 static int linux_angle;  static int linux_angle;
 int LINUX_graphics_allowed;  int LINUX_graphics_allowed; /* also used in vgagl.trm */
 extern void drop_privilege();  extern void drop_privilege();
 extern void take_privilege();  extern void take_privilege();
   
 typedef (*linux_line_func_ptr) __PROTO((int x1, int y1, int x2, int y2));  typedef int (*linux_line_func_ptr) __PROTO((int x1, int y1, int x2, int y2));
   
 static void LINUX_putc __PROTO((unsigned int x, unsigned int y, int c, int ang,  static void LINUX_putc __PROTO((unsigned int x, unsigned int y, int c, int ang,
                                 linux_line_func_ptr line_func));                                  linux_line_func_ptr line_func));
   
 /* this function is called at the very beginning of main() to initialize  /* this function is called at the very beginning of main() to initialize
  *  the vgalib and to revoke suid privileges.   *  the vgalib and to revoke suid privileges.
  * /dev/console and /dev/tty\d are considered graphic terminals, all other   * /dev/console and /dev/tty\d and /dev/vc/\d are considered graphic terminals, all other
  * don't support the linux terminal */   * don't support the linux terminal */
   
 void  void
Line 127  LINUX_setup(void)
Line 127  LINUX_setup(void)
         fgets(line, 256, pipe);          fgets(line, 256, pipe);
         pclose(pipe);          pclose(pipe);
         line[strlen(line) - 1] = '\0';          line[strlen(line) - 1] = '\0';
         if (strcmp(line, "/dev/console") == 0 ||          if (
             (strncmp(line, "/dev/tty", 8) == 0 && isdigit(line[8])))              strcmp(line, "/dev/console") == 0 ||
   
               ( ( strncmp(line, "/dev/tty", 8) == 0 || strncmp(line, "/dev/vc/", 8) == 0 )
                && isdigit((unsigned char) line[8]))
   
                ) {
             LINUX_graphics_allowed = TRUE;              LINUX_graphics_allowed = TRUE;
           } else {
               /* check for socket name as set for example by `screen' */
               char* sty = getenv("STY");
               if (sty) {
                   int n1, n2;
                   if (3 == sscanf(sty, "%d.tty%d.%s", &n1, &n2, line)) {
                       /* we could check here, if host is the
                        * same as gethostname() returns. */
                       LINUX_graphics_allowed = TRUE;
                   }
               }
           }
     }      }
     if (LINUX_graphics_allowed) {      if (LINUX_graphics_allowed) {
         take_privilege();          take_privilege();
Line 147  TERM_PUBLIC
Line 164  TERM_PUBLIC
 void LINUX_options()  void LINUX_options()
 {  {
     if (!LINUX_graphics_allowed) {      if (!LINUX_graphics_allowed) {
         int_error("Linux terminal driver not available",NO_CARET);          int_error("Linux terminal driver not available", NO_CARET);
     }      }
     fprintf(stderr, "%s\n", vga_getmodename(linux_vmode));      fprintf(stderr, "%s\n", vga_getmodename(linux_vmode));
 }  }
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Removed from v.1.1.1.2  
changed lines
  Added in v.1.1.1.3
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