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attempt at providing usleep() and round() for Plan9

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This commit is contained in:
Jens Staal 2020-06-14 07:14:36 +02:00
parent baea9ad60c
commit 5b46b348c1
4 changed files with 42 additions and 5 deletions
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10
sources/fisher.c
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@ -16,7 +16,15 @@
#define HWID WID/2
#ifdef Plan9
#define usleep(x) sleep(x/1000000)
int usleep(long usec) {
int seconds = usec/1000000;
long nano = usec*1000 - seconds*1000000;
struct timespec sleepy = {0};
sleepy.ts_sec = second;
sleepy.ts_nsec = nano;
nanosleep(&sleepy, (struct timespec *) NULL);
return 0;
}
#endif
typedef signed char byte;

10
sources/miketron.c
View File

@ -28,7 +28,15 @@ compile with -lncurses
#ifdef Plan9
#define len 10
#define wid 40
#define usleep(x) sleep(x/1000000)
int usleep(long usec) {
int seconds = usec/1000000;
long nano = usec*1000 - seconds*1000000;
struct timespec sleepy = {0};
sleepy.ts_sec = second;
sleepy.ts_nsec = nano;
nanosleep(&sleepy, (struct timespec *) NULL);
return 0;
}
#endif
typedef signed char byte;

10
sources/muncher.c
View File

@ -26,7 +26,15 @@ compile with -lncurses
#ifdef Plan9
#define len 10
#define wid 40
#define usleep(x) sleep(x/1000000)
int usleep(long usec) {
int seconds = usec/1000000;
long nano = usec*1000 - seconds*1000000;
struct timespec sleepy = {0};
sleepy.ts_sec = second;
sleepy.ts_nsec = nano;
nanosleep(&sleepy, (struct timespec *) NULL);
return 0;
}
#endif
typedef signed char byte;

17
sources/sudoku.c
View File

@ -22,6 +22,21 @@ NOTE: This program is only made for entertainment porpuses. The puzzles are gene
#if defined Plan9
#define size 3
#define s 9
/* I hope this is approximately right */
int round(float x)
{
int y=(int) x;
if x>0
if x-y >0.5
return (int)(x + 0.5);
else
return y;
if x<0
if x-y <-0.5
return int(x -0.5);
else
return y;
}
#endif
typedef signed char byte;
@ -247,9 +262,7 @@ void mouseinput(int sy, int sx){
getmouse(&m);
#endif
if( m.y < (3+1+size+s)-sy && m.x<(2*s+1)-sx ){//it's a shame to include math.h only for round() but it was the only moral way to make gcc shut up
#ifndef Plan9
py= round( (float)(size*(m.y-4-sy))/(size+1) );//these are derived from the formulas in draw() by simple algebra
#endif
px=(m.x-1-sx)/2;
}
else