audio/lsmi: Added (map device input to ALSA MIDI sequencer events)

Signed-off-by: Robby Workman <rworkman@slackbuilds.org>

1 files changed, 153 insertions, 0 deletions

diff --git a/audio/lsmi/rtprio.diff b/audio/lsmi/rtprio.diff
new file mode 100644
index 000000000000..4322314f9ae1
--- /dev/null
+++ b/audio/lsmi/rtprio.diff
@@ -0,0 +1,153 @@
+diff -Naur lsmi/lsmi-joystick.c lsmi.patched//lsmi-joystick.c
+--- lsmi/lsmi-joystick.c	2012-05-14 20:08:19.000000000 -0400
++++ lsmi.patched//lsmi-joystick.c	2012-05-14 20:15:16.000000000 -0400
+@@ -46,6 +46,7 @@
+ #include <sys/time.h>
+ #include <signal.h>
+ #include <getopt.h>
++#include <sched.h>
+ 
+ #include "seq.h"
+ #include "sig.h"
+@@ -99,6 +100,7 @@
+ 	"Options:\n\n"
+ 		" -h | --help                   Show this message\n"
+ 		" -d | --device specialfile     Event device to use (instead of js0)\n"
++		" -R | --realtime rtprio        Use realtime priority 'rtprio' (requires privs)\n"
+ 		" -v | --verbose                Be verbose (show note events)\n"
+ 		" -p | --port client:port       Connect to ALSA Sequencer client on startup\n"					
+ 		" -n | --no-hold                Send controller data even when no joystick button is held\n" );
+@@ -121,6 +123,7 @@
+ 		{ "verbose", no_argument, NULL, 'v' },
+ 		{ "device", required_argument, NULL, 'd' },
+ 		{ "no-hold", no_argument, NULL, 'n' },
++		{ "realtime", required_argument, NULL, 'R' },
+ 		{ "daemon", no_argument, NULL, 'z' },
+ 		{ NULL, 0, NULL, 0 }
+ 	};
+@@ -164,6 +167,23 @@
+ 			case 'z':
+ 				daemonize = 1;
+ 				break;
++			case 'R':
++				{
++					struct sched_param sp;
++
++					sp.sched_priority = atoi( optarg );
++
++					if ( sched_setscheduler( 0, SCHED_FIFO, &sp ) < 0 )
++					{
++						perror( "sched_setscheduler()" );
++						fprintf( stderr, "Failed to get realtime priority!\n" );
++						exit( 1 );
++					}
++
++					fprintf( stderr, "Using realtime priority %i.\n", 
++						sp.sched_priority );
++				}
++				break;
+ 		}
+ 
+ 	}
+diff -Naur lsmi/lsmi-keyhack.c lsmi.patched//lsmi-keyhack.c
+--- lsmi/lsmi-keyhack.c	2012-05-14 20:08:19.000000000 -0400
++++ lsmi.patched//lsmi-keyhack.c	2012-05-14 20:14:07.000000000 -0400
+@@ -111,6 +111,7 @@
+ #include <getopt.h>
+ 
+ #include <linux/input.h>
++#include <sched.h>
+ #include <stdint.h>
+ 
+ #include "seq.h"
+@@ -261,6 +262,7 @@
+ 		" -h | --help                   Show this message\n"
+ 		" -d | --device specialfile     Event device to use (instead of event0)\n"
+ 		" -v | --verbose                Be verbose (show note events)\n"
++		" -R | --realtime rtprio        Use realtime priority 'rtprio' (requires privs)\n"
+ 		" -c | --channel n              Initial MIDI channel\n"
+ 		" -p | --port client:port       Connect to ALSA Sequencer client on startup\n"					
+ 		" -k | --keydata file			Name file to read/write key mappings (instead of ~/.keydb)\n"
+@@ -281,6 +283,7 @@
+ 		{ "channel", required_argument, NULL, 'c' },
+ 		{ "device", required_argument, NULL, 'd' },
+ 		{ "keydata", required_argument, NULL, 'k' },
++		{ "realtime", required_argument, NULL, 'R' },
+ 		{ "verbose", no_argument, NULL, 'v' },
+ 		{ NULL, 0, NULL, 0 }
+ 	};
+@@ -320,6 +323,23 @@
+ 			case 'v':
+ 				verbose = 1;
+ 				break;
++			case 'R':
++				{
++					struct sched_param sp;
++
++					sp.sched_priority = atoi( optarg );
++
++					if ( sched_setscheduler( 0, SCHED_FIFO, &sp ) < 0 )
++					{
++						perror( "sched_setscheduler()" );
++						fprintf( stderr, "Failed to get realtime priority!\n" );
++						exit( 1 );
++					}
++
++					fprintf( stderr, "Using realtime priority %i.\n", 
++						sp.sched_priority );
++				}
++				break;
+ 		}
+ 
+ 	}
+diff -Naur lsmi/lsmi-mouse.c lsmi.patched//lsmi-mouse.c
+--- lsmi/lsmi-mouse.c	2012-05-14 20:08:19.000000000 -0400
++++ lsmi.patched//lsmi-mouse.c	2012-05-14 20:11:08.000000000 -0400
+@@ -55,6 +55,7 @@
+ #include <sys/ioctl.h>
+ #include <sys/time.h>
+ 
++#include <sched.h>
+ #include <stdint.h>
+ 
+ #include <getopt.h>
+@@ -144,6 +145,7 @@
+ 		" -h | --help                   Show this message\n"
+ 		" -d | --device specialfile     Event device to use (instead of event0)\n"
+ 		" -v | --verbose                Be verbose (show note events)\n"
++		" -R | --realtime rtprio        Use realtime priority 'rtprio' (requires privs)\n"
+ 		" -p | --port client:port       Connect to ALSA Sequencer client on startup\n"					
+ 
+ 		" -1 | --button-one 'c'|'n':n:n     Button mapping\n"
+@@ -169,6 +171,7 @@
+ 		{ "button-one", required_argument, NULL, '1' },
+ 		{ "button-two", required_argument, NULL, '2' },
+ 		{ "button-three", required_argument, NULL, '3' },
++		{ "realtime", required_argument, NULL, 'R' },
+ 		{ "daemon", no_argument, NULL, 'z' },
+ 		{ NULL, 0, NULL, 0 }
+ 	};
+@@ -202,6 +205,23 @@
+ 			case '3':
+ 				parse_map( 2, optarg );
+ 				break;
++			case 'R':
++				{
++					struct sched_param sp;
++
++					sp.sched_priority = atoi( optarg );
++
++					if ( sched_setscheduler( 0, SCHED_FIFO, &sp ) < 0 )
++					{
++						perror( "sched_setscheduler()" );
++						fprintf( stderr, "Failed to get realtime priority!\n" );
++						exit( 1 );
++					}
++
++					fprintf( stderr, "Using realtime priority %i.\n", 
++						sp.sched_priority );
++				}
++				break;
+ 			case 'z':
+ 				daemonize = 1;
+ 				break;