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Code reformatting and simple TUI

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This commit is contained in:
mrkva 2012-11-30 21:09:27 +01:00
parent 12fe9e8283
commit 6a241cc06b
2 changed files with 75 additions and 55 deletions
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0
host_python/init.sh → mux/init.sh
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124
mux/mux.c
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@ -11,83 +11,103 @@ int main() {
int rainbow, equalizer, serial; int rainbow, equalizer, serial;
fd_set readers; fd_set readers;
struct timeval tv; struct timeval tv;
int r,s,w; int r, s, w;
int reads_eq=0, reads_ra=0; int reads_eq = 0, reads_ra = 0;
int source; int source;
char buf_eq[65], buf_ra[65]; char buf_eq[65], buf_ra[65];
char *srcbuf=buf_eq; char *srcbuf = buf_eq;
int c = 'a';
int tmp;
rainbow = open("/tmp/ledbar/rainbow", O_RDWR);
equalizer = open("/tmp/ledbar/equalizer", O_RDWR);
serial = open("/tmp/ledbar/serial", O_RDWR);
rainbow=open("/tmp/ledbar/rainbow", O_RDWR); if(rainbow == -1 || equalizer == -1 || serial == -1) {
equalizer=open("/tmp/ledbar/equalizer", O_RDWR);
serial=open("/tmp/ledbar/serial", O_RDWR);
if(rainbow==-1 || equalizer==-1 || serial==-1) {
perror("Open failed"); perror("Open failed");
return 1; return 1;
} }
printf( "****************************************\n"
"* Usage: press [r] for rainbow mode *\n"
"* press [e] for equalizer mode *\n"
"* press [a] for automatic mode *\n"
"****************************************\n");
while(1) { while(1) {
tv.tv_sec=3; tv.tv_sec = 3;
tv.tv_usec=0; tv.tv_usec = 0;
FD_ZERO(&readers); FD_ZERO(&readers);
FD_SET(rainbow, &readers); FD_SET(rainbow, &readers);
FD_SET(equalizer, &readers); FD_SET(equalizer, &readers);
s=select(equalizer+1, &readers, NULL, NULL, &tv); FD_SET(fileno(stdin), &readers);
if(s==-1) {
s = select(equalizer+1, &readers, NULL, NULL, &tv);
if(s == -1) {
perror("select failed"); perror("select failed");
return 2; return 2;
} else if(s) { }
if(FD_ISSET(equalizer, &readers)) { if(!s)
r=read(equalizer, buf_eq, sizeof(buf_eq)-1); continue;
if(r==-1) {
perror("eq read"); if(FD_ISSET(fileno(stdin), &readers)) {
return 3; tmp = getc(stdin);
} if (tmp != '\r' && tmp != '\n') {
int i; if(tmp != 'a' && tmp != 'r' && tmp != 'e')
for(i=0; i<r; i++) { printf("Invalid command!\n");
if(buf_eq[i]) { else
reads_eq++; c = tmp;
break; }
} }
if(FD_ISSET(equalizer, &readers)) {
r=read(equalizer, buf_eq, sizeof(buf_eq) - 1);
if(r == -1) {
perror("eq read");
return 3;
}
int i;
for(i = 0; i < r; i++) {
if(buf_eq[i]) {
reads_eq++;
break;
} }
} }
if(FD_ISSET(rainbow, &readers)) { }
r=read(rainbow, buf_ra, sizeof(buf_ra)-1); if(FD_ISSET(rainbow, &readers)) {
if(r==-1) { r=read(rainbow, buf_ra, sizeof(buf_ra) - 1);
perror("ra read"); if(r == -1) {
return 3; perror("ra read");
} return 3;
reads_ra++;
} }
reads_ra++;
}
// printf("eq: %i ra: %i r: %i\n", reads_eq, reads_ra, r); if (c == 'a') {
if(reads_eq > READS_THR) {
if(reads_eq>READS_THR) { reads_eq = 0;
reads_eq=0; reads_ra = 0;
reads_ra=0; srcbuf = buf_eq;
if(srcbuf!=buf_eq) } else if(reads_ra > READS_THR*RAINBOW_DIVISOR) {
printf("switching to equalizer\n"); reads_eq = 0;
srcbuf=buf_eq; reads_ra = 0;
} else if(reads_ra>READS_THR*RAINBOW_DIVISOR) { srcbuf = buf_ra;
reads_eq=0;
reads_ra=0;
if(srcbuf!=buf_ra)
printf("switching to rainbow\n");
srcbuf=buf_ra;
} }
} else if (c == 'r') {
srcbuf = buf_ra;
} else if (c == 'e') {
srcbuf = buf_eq;
}
if(write(serial, srcbuf, r)==-1) { if(write(serial, srcbuf, r) == -1) {
perror("write failed"); perror("write failed");
return 4; return 4;
}
// usleep(500);
} }
} }
close(serial); close(serial);
close(rainbow); close(rainbow);
close(equalizer); close(equalizer);
return 0; return 0;
} }