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#include <ctype.h>
#include <stdio.h>
#include <string.h>
#include "blkdev.h"
#include "pathnames.h"
#include "common.h"
/*
* return partition name - uses static storage unless buf is supplied
*/
char *
partname(char *dev, int pno, int lth) {
static char bufp[80];
char *p;
int w, wp;
w = strlen(dev);
p = "";
if (isdigit(dev[w-1]))
p = "p";
/* devfs kludge - note: fdisk partition names are not supposed
to equal kernel names, so there is no reason to do this */
if (strcmp (dev + w - 4, "disc") == 0) {
w -= 4;
p = "part";
}
/* udev names partitions by appending -partN
e.g. ata-SAMSUNG_SV8004H_0357J1FT712448-part1 */
if ((strncmp(dev, _PATH_DEV_BYID, strlen(_PATH_DEV_BYID)) == 0) ||
strncmp(dev, _PATH_DEV_BYPATH, strlen(_PATH_DEV_BYPATH)) == 0) {
p = "-part";
}
wp = strlen(p);
if (lth) {
snprintf(bufp, sizeof(bufp), "%*.*s%s%-2u",
lth-wp-2, w, dev, p, pno);
} else {
snprintf(bufp, sizeof(bufp), "%.*s%s%-2u", w, dev, p, pno);
}
return bufp;
}
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