diff options
Diffstat (limited to 'reference/C/CONTRIB/SNIP/break.c')
-rwxr-xr-x | reference/C/CONTRIB/SNIP/break.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/reference/C/CONTRIB/SNIP/break.c b/reference/C/CONTRIB/SNIP/break.c new file mode 100755 index 0000000..6334255 --- /dev/null +++ b/reference/C/CONTRIB/SNIP/break.c @@ -0,0 +1,29 @@ +/*
+** Set or determine the status of the DOS "SET BREAK=" command
+*/
+
+#include <dos.h>
+
+#define BOOL(x) (!(!(x)))
+
+/*
+** Returns status of DOS "SET BREAK" command
+*/
+
+int isBreakOn(void)
+{
+ union REGS regs;
+
+ regs.x.ax = 0x3300;
+ intdos(®s, ®s);
+ return (int)regs.h.dl;
+}
+
+void setBreak(int OnOff) /* Off = 0, On = 1 */
+{
+ union REGS regs;
+
+ regs.x.ax = 0x3301;
+ regs.h.dl = OnOff;
+ intdos(®s, ®s);
+}
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