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/*
* Create mount directories in fstab
*
* Copyright(c) 2008 Natanael Copa <natanael.copa@gmail.com>
* May be distributed under the terms of GPL-2
*
* usage: mkmntdirs [fstab]
*
*/
#include <sys/stat.h>
#include <sys/types.h>
#include <err.h>
#include <mntent.h>
#include <stdio.h>
#include <string.h>
#ifdef DEBUG
#define mkdir_recursive(p) puts((p))
#else
static void mkdir_recursive(char *path)
{
char *s = path;
while (1) {
int c = '\0';
while (*s) {
if (*s == '/') {
do {
++s;
} while (*s == '/');
c = *s; /* Save the current char */
*s = '\0'; /* and replace it with nul. */
break;
}
++s;
}
mkdir(path, 0755);
if (c == '\0')
return;
*s = c;
}
}
#endif
int main(int argc, const char *argv[])
{
const char *filename = "/etc/fstab";
FILE *f;
struct mntent *ent;
if (argc == 2)
filename = argv[1];
f = setmntent(filename, "r");
if (f == NULL)
err(1, "%s", filename);
while ((ent = getmntent(f)) != NULL) {
if (strcmp(ent->mnt_dir, "none") != 0)
mkdir_recursive(ent->mnt_dir);
}
endmntent(f);
return 0;
}
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