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add port numbers

This commit is contained in:
Alexandre Ratchov 2015-11-25 20:49:09 +01:00
parent d4cea96993
commit c8a50a21ea
2 changed files with 6 additions and 7 deletions
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12
sndiod/midi.c
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@ -427,18 +427,16 @@ port_exit(void *arg)
struct port * struct port *
port_new(char *path, unsigned int mode, int hold) port_new(char *path, unsigned int mode, int hold)
{ {
struct port *c, **pc; struct port *c;
c = xmalloc(sizeof(struct port)); c = xmalloc(sizeof(struct port));
c->path = xstrdup(path); c->path = xstrdup(path);
c->state = PORT_CFG; c->state = PORT_CFG;
c->hold = hold; c->hold = hold;
c->midi = midi_new(&port_midiops, c, mode); c->midi = midi_new(&port_midiops, c, mode);
midi_portnum++; c->num = midi_portnum++;
for (pc = &port_list; *pc != NULL; pc = &(*pc)->next) c->next = port_list;
; /* nothing */ port_list = c;
c->next = NULL;
*pc = c;
return c; return c;
} }
@ -504,7 +502,7 @@ port_bynum(int num)
struct port *p; struct port *p;
for (p = port_list; p != NULL; p = p->next) { for (p = port_list; p != NULL; p = p->next) {
if (num-- == 0) if (p->num == num)
return p; return p;
} }
return NULL; return NULL;

1
sndiod/midi.h
View File

@ -87,6 +87,7 @@ struct port {
#define PORT_INIT 1 #define PORT_INIT 1
#define PORT_DRAIN 2 #define PORT_DRAIN 2
unsigned int state; unsigned int state;
unsigned int num; /* port serial number */
char *path; /* hold the port open ? */ char *path; /* hold the port open ? */
int hold; int hold;
struct midi *midi; struct midi *midi;