C++ (Cpp) pa_getpwuid_malloc Examples

Example #1

File: util.c Project: felfert/pulseaudio

char *pa_get_user_name(char *s, size_t l) {
    const char *p;
    char *name = NULL;
#ifdef OS_IS_WIN32
    char buf[1024];
#endif

#ifdef HAVE_PWD_H
    struct passwd *r;
#endif

    pa_assert(s);
    pa_assert(l > 0);

    p = NULL;
#ifdef HAVE_GETUID
    p = getuid() == 0 ? "root" : NULL;
#endif
    if (!p) p = getenv("USER");
    if (!p) p = getenv("LOGNAME");
    if (!p) p = getenv("USERNAME");

    if (p) {
        name = pa_strlcpy(s, p, l);
    } else {
#ifdef HAVE_PWD_H

        if ((r = pa_getpwuid_malloc(getuid())) == NULL) {
            pa_snprintf(s, l, "%lu", (unsigned long) getuid());
            return s;
        }

        name = pa_strlcpy(s, r->pw_name, l);
        pa_getpwuid_free(r);

#elif defined(OS_IS_WIN32) /* HAVE_PWD_H */
        DWORD size = sizeof(buf);

        if (!GetUserName(buf, &size)) {
            errno = ENOENT;
            return NULL;
        }

        name = pa_strlcpy(s, buf, l);

#else /* HAVE_PWD_H */

        return NULL;
#endif /* HAVE_PWD_H */
    }

    return name;
}

Example #2

File: util.c Project: asceticmt/pulseaudio

char *pa_get_home_dir(char *s, size_t l) {
    char *e;
    char *dir;
#ifdef HAVE_PWD_H
    struct passwd *r;
#endif

    pa_assert(s);
    pa_assert(l > 0);

    if ((e = getenv("HOME"))) {
        dir = pa_strlcpy(s, e, l);
        goto finish;
    }

    if ((e = getenv("USERPROFILE"))) {
        dir = pa_strlcpy(s, e, l);
        goto finish;
    }

#ifdef HAVE_PWD_H
    errno = 0;
    if ((r = pa_getpwuid_malloc(getuid())) == NULL) {
        if (!errno)
            errno = ENOENT;

        return NULL;
    }

    dir = pa_strlcpy(s, r->pw_dir, l);

    pa_getpwuid_free(r);
#endif /* HAVE_PWD_H */

finish:
    if (!dir) {
        errno = ENOENT;
        return NULL;
    }

    if (!pa_is_path_absolute(dir)) {
        pa_log("Failed to get the home directory, not an absolute path: %s", dir);
        errno = ENOENT;
        return NULL;
    }

    return dir;
}

Example #3

File: util.c Project: felfert/pulseaudio

char *pa_get_home_dir(char *s, size_t l) {
    char *e, *dir;

#ifdef HAVE_PWD_H
    struct passwd *r;
#endif

    pa_assert(s);
    pa_assert(l > 0);

    if ((e = getenv("HOME")))
        return pa_strlcpy(s, e, l);

    if ((e = getenv("USERPROFILE")))
        return pa_strlcpy(s, e, l);

#ifdef HAVE_PWD_H
    errno = 0;
    if ((r = pa_getpwuid_malloc(getuid())) == NULL) {
        if (!errno)
            errno = ENOENT;

        return NULL;
    }

    dir = pa_strlcpy(s, r->pw_dir, l);

    pa_getpwuid_free(r);

    return dir;
#else /* HAVE_PWD_H */

    errno = ENOENT;
    return NULL;
#endif
}