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sndioctl: Use (mandatory) group prefix.

This commit is contained in:
Alexandre Ratchov 2020-01-17 06:57:37 +01:00
parent d8e69e7e93
commit 9bf7d85e7f
1 changed files with 30 additions and 10 deletions
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40
sndioctl/sndioctl.c
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@ -150,12 +150,14 @@ vecent(struct info *i, char *vstr, int vunit)
struct info *
nextgrp(struct info *i)
{
char *str, *func;
char *str, *group, *func;
group = i->desc.group;
func = i->desc.func;
str = i->desc.chan0.str;
for (i = i->next; i != NULL; i = i->next) {
if (strcmp(i->desc.chan0.str, str) != 0 ||
if (strcmp(i->desc.group, group) != 0 ||
strcmp(i->desc.chan0.str, str) != 0 ||
strcmp(i->desc.func, func) != 0)
return i;
}
@ -168,14 +170,16 @@ nextgrp(struct info *i)
struct info *
nextpar(struct info *i)
{
char *str, *func;
char *str, *group, *func;
int unit;
group = i->desc.group;
func = i->desc.func;
str = i->desc.chan0.str;
unit = i->desc.chan0.unit;
for (i = i->next; i != NULL; i = i->next) {
if (strcmp(i->desc.chan0.str, str) != 0 ||
if (strcmp(i->desc.group, group) != 0 ||
strcmp(i->desc.chan0.str, str) != 0 ||
strcmp(i->desc.func, func) != 0)
break;
/* XXX: need to check for -1 ? */
@ -191,13 +195,15 @@ nextpar(struct info *i)
struct info *
firstent(struct info *g, char *vstr)
{
char *astr, *func;
char *astr, *group, *func;
struct info *i;
group = g->desc.group;
astr = g->desc.chan0.str;
func = g->desc.func;
for (i = g; i != NULL; i = i->next) {
if (strcmp(i->desc.chan0.str, astr) != 0 ||
if (strcmp(i->desc.group, group) != 0 ||
strcmp(i->desc.chan0.str, astr) != 0 ||
strcmp(i->desc.func, func) != 0)
break;
if (!isdiag(i))
@ -216,14 +222,16 @@ firstent(struct info *g, char *vstr)
struct info *
nextent(struct info *i, int mono)
{
char *str, *func;
char *str, *group, *func;
int unit;
group = i->desc.group;
func = i->desc.func;
str = i->desc.chan0.str;
unit = i->desc.chan0.unit;
for (i = i->next; i != NULL; i = i->next) {
if (strcmp(i->desc.chan0.str, str) != 0 ||
if (strcmp(i->desc.group, group) != 0 ||
strcmp(i->desc.chan0.str, str) != 0 ||
strcmp(i->desc.func, func) != 0)
return NULL;
if (mono)
@ -564,11 +572,22 @@ cmd(char *line)
{
char *pos = line;
struct info *i, *e, *g;
char func[SIOCTL_NAMEMAX], astr[SIOCTL_NAMEMAX], vstr[SIOCTL_NAMEMAX];
char group[SIOCTL_NAMEMAX];
char func[SIOCTL_NAMEMAX];
char astr[SIOCTL_NAMEMAX], vstr[SIOCTL_NAMEMAX];
int aunit, vunit;
unsigned npar = 0, nent = 0;
int val, comma, mode;
if (!parse_name(&pos, group))
return 0;
if (*pos == '/')
pos++;
else {
/* this was chan string, go backwards and assume no group */
pos = line;
group[0] = '\0';
}
if (!parse_chan(&pos, astr, &aunit))
return 0;
if (*pos != '.') {
@ -583,7 +602,8 @@ cmd(char *line)
fprintf(stderr, "%s.%s: no such group\n", astr, func);
return 0;
}
if (strcmp(g->desc.func, func) == 0 &&
if (strcmp(g->desc.group, group) == 0 &&
strcmp(g->desc.func, func) == 0 &&
strcmp(g->desc.chan0.str, astr) == 0)
break;
}