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author | Tobias Klauser <tklauser@distanz.ch> | 2008-01-27 11:37:44 +0100 |
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committer | Tobias Klauser <tklauser@xenon.tklauser.home> | 2008-01-27 11:37:44 +0100 |
commit | 7e0f021a9aec35fd8e6725e87e3313b101d26f5e (patch) | |
tree | b1cacc4b24393f517aeb4610e9e1021f954307a8 /reference/C/CONTRIB/SNIP/droptime.c |
Initial import (2.0.2-6)2.0.2-6
Diffstat (limited to 'reference/C/CONTRIB/SNIP/droptime.c')
-rwxr-xr-x | reference/C/CONTRIB/SNIP/droptime.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/reference/C/CONTRIB/SNIP/droptime.c b/reference/C/CONTRIB/SNIP/droptime.c new file mode 100755 index 0000000..89406e9 --- /dev/null +++ b/reference/C/CONTRIB/SNIP/droptime.c @@ -0,0 +1,21 @@ +/** int drop_time(void)
+**
+** Drops current timeslice in OS/2, Win, DPMI 1.0 and (I think) DV
+**
+** Returns: 0 if not successful, 1 if dropped
+**
+** Based on Ralf Brown's Interrupt list.
+** Donated to Public Domain by Thor Johnson.
+**
+***********************************************************************/
+
+#include <dos.h>
+
+int drop_time(void) /* Drops Time-slice, giving to another program */
+{
+ union REGS regs;
+
+ regs.x.ax = 0x1680;
+ int86(0x2f, ®s, ®s);
+ return (regs.h.al == 0x80)? 0 : 1;
+}
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