IBASE MRS-801-RE - Manual (Page 81)

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if(f == NULL) {
sprintf(n, "%s/%s/device", sysfs, de->d_name);
if(!(ddir = opendir(n)))
continue;
while ((dde = readdir(ddir)) != NULL) {
if (!strcmp(dde->d_name, "."))
continue;
if (!strcmp(dde->d_name, ".."))
continue;
if ((!strncmp(dde->d_name, "i2c-", 4))) {
sprintf(n, "%s/%s/device/%s/name",
sysfs, de->d_name, dde->d_name);
if((f = fopen(n, "r")))
goto found;
}
}
}
found:
if (f != NULL) {
int i2cbus;
enum adt type;
char *px;
px = fgets(s, 120, f);
fclose(f);
if (!px) {
fprintf(stderr, "%s: read error\n", n);
continue;
}
if ((px = strchr(s, '\n')) != NULL)
*px = 0;
if (!sscanf(de->d_name, "i2c-%d", &i2cbus))
continue;
if (!strncmp(s, "ISA ", 4)) {
type = adt_isa;
} else {
/* Attempt to probe for adapter capabilities */