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mount: resolve path given 

this allows: cd /mnt; mount somename.
This commit is contained in:
Hiltjo Posthuma 2014-06-07 19:21:16 +02:00 committed by sin
parent 9716ca2c7a
commit 01bbe2820a
1 changed files with 6 additions and 1 deletions
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7
mount.c
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@ -7,6 +7,7 @@
#include <sys/stat.h> #include <sys/stat.h>
#include <sys/types.h> #include <sys/types.h>
#include <unistd.h> #include <unistd.h>
#include <limits.h>
#include "util.h" #include "util.h"
struct { struct {
@ -121,7 +122,7 @@ main(int argc, char *argv[])
{ {
int aflag = 0, oflag = 0, status = EXIT_SUCCESS, i; int aflag = 0, oflag = 0, status = EXIT_SUCCESS, i;
unsigned long flags = 0; unsigned long flags = 0;
char *types = NULL, data[512] = ""; char *types = NULL, data[512] = "", *resolvpath = NULL;
char *files[] = { "/proc/mounts", "/etc/fstab", NULL }; char *files[] = { "/proc/mounts", "/etc/fstab", NULL };
size_t datasiz = sizeof(data); size_t datasiz = sizeof(data);
const char *source, *target; const char *source, *target;
@ -177,6 +178,9 @@ main(int argc, char *argv[])
source = NULL; source = NULL;
if(stat(target, &st) < 0) if(stat(target, &st) < 0)
eprintf("stat %s:", target); eprintf("stat %s:", target);
if(!(resolvpath = realpath(target, NULL)))
eprintf("realpath %s:", target);
target = resolvpath;
} }
for(i = 0; files[i]; i++) { for(i = 0; files[i]; i++) {
@ -214,6 +218,7 @@ mountsingle:
} }
if(fp) if(fp)
endmntent(fp); endmntent(fp);
free(resolvpath);
return status; return status;
mountall: mountall: