mailing list of musl libc
 help / color / mirror / code / Atom feed
eabb8200bf94d2b450971ff54d3951d365b939f9 blob 1652 bytes (raw)

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
 
#include <stdio.h>
#include <string.h>
#include <mntent.h>
#include <errno.h>

static char *internal_buf;
static size_t internal_bufsize;

#define SENTINEL (char *)&internal_buf

FILE *setmntent(const char *name, const char *mode)
{
	return fopen(name, mode);
}

int endmntent(FILE *f)
{
	if (f) fclose(f);
	return 1;
}

struct mntent *getmntent_r(FILE *f, struct mntent *mnt, char *linebuf, int buflen)
{
	int cnt, n[8], use_internal = (linebuf == SENTINEL);

	mnt->mnt_freq = 0;
	mnt->mnt_passno = 0;

	do {
		if (use_internal) {
			getline(&internal_buf, &internal_bufsize, f);
			linebuf = internal_buf;
		} else {
			fgets(linebuf, buflen, f);
		}
		if (feof(f) || ferror(f)) return 0;
		if (!strchr(linebuf, '\n')) {
			fscanf(f, "%*[^\n]%*[\n]");
			errno = ERANGE;
			return 0;
		}
		cnt = sscanf(linebuf, " %n%*s%n %n%*s%n %n%*s%n %n%*s%n %d %d",
			n, n+1, n+2, n+3, n+4, n+5, n+6, n+7,
			&mnt->mnt_freq, &mnt->mnt_passno);
	} while (cnt < 2 || linebuf[n[0]] == '#');

	linebuf[n[1]] = 0;
	linebuf[n[3]] = 0;
	linebuf[n[5]] = 0;
	linebuf[n[7]] = 0;

	mnt->mnt_fsname = linebuf+n[0];
	mnt->mnt_dir = linebuf+n[2];
	mnt->mnt_type = linebuf+n[4];
	mnt->mnt_opts = linebuf+n[6];

	return mnt;
}

struct mntent *getmntent(FILE *f)
{
	static struct mntent mnt;
	return getmntent_r(f, &mnt, SENTINEL, 0);
}

int addmntent(FILE *f, const struct mntent *mnt)
{
	if (fseek(f, 0, SEEK_END)) return 1;
	return fprintf(f, "%s\t%s\t%s\t%s\t%d\t%d\n",
		mnt->mnt_fsname, mnt->mnt_dir, mnt->mnt_type, mnt->mnt_opts,
		mnt->mnt_freq, mnt->mnt_passno) < 0;
}

char *hasmntopt(const struct mntent *mnt, const char *opt)
{
	return strstr(mnt->mnt_opts, opt);
}
debug log:

solving eabb8200 ...
found eabb8200 in https://git.vuxu.org/mirror/musl/

Code repositories for project(s) associated with this inbox:

	https://git.vuxu.org/mirror/musl/

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).