C++ (Cpp) fchmod_umask Examples

Example #1

File: fileio.c Project: Miss6yka/systemd

int write_string_file_atomic(const char *fn, const char *line) {
        _cleanup_fclose_ FILE *f = NULL;
        _cleanup_free_ char *p = NULL;
        int r;

        assert(fn);
        assert(line);

        r = fopen_temporary(fn, &f, &p);
        if (r < 0)
                return r;

        fchmod_umask(fileno(f), 0644);

        errno = 0;
        fputs(line, f);
        if (!endswith(line, "\n"))
                fputc('\n', f);

        fflush(f);

        if (ferror(f))
                r = errno ? -errno : -EIO;
        else {
                if (rename(p, fn) < 0)
                        r = -errno;
                else
                        r = 0;
        }

        if (r < 0)
                unlink(p);

        return r;
}

Example #2

File: fileio.c Project: Miss6yka/systemd

int write_env_file(const char *fname, char **l) {
        char **i;
        _cleanup_free_ char *p = NULL;
        _cleanup_fclose_ FILE *f = NULL;
        int r;

        r = fopen_temporary(fname, &f, &p);
        if (r < 0)
                return r;

        fchmod_umask(fileno(f), 0644);

        errno = 0;
        STRV_FOREACH(i, l)
                write_env_var(f, *i);

        fflush(f);

        if (ferror(f))
                r = errno ? -errno : -EIO;
        else {
                if (rename(p, fname) < 0)
                        r = -errno;
                else
                        r = 0;
        }

        if (r < 0)
                unlink(p);

        return r;
}

Example #3

File: fileio.c Project: achanda/systemd

int write_env_file(const char *fname, char **l) {
        _cleanup_fclose_ FILE *f = NULL;
        _cleanup_free_ char *p = NULL;
        char **i;
        int r;

        assert(fname);

        r = fopen_temporary(fname, &f, &p);
        if (r < 0)
                return r;

        fchmod_umask(fileno(f), 0644);

        STRV_FOREACH(i, l)
                write_env_var(f, *i);

        r = fflush_and_check(f);
        if (r >= 0) {
                if (rename(p, fname) >= 0)
                        return 0;

                r = -errno;
        }

        unlink(p);
        return r;
}

Example #4

File: fileio.c Project: achanda/systemd

static int write_string_file_atomic(const char *fn, const char *line, bool enforce_newline) {
        _cleanup_fclose_ FILE *f = NULL;
        _cleanup_free_ char *p = NULL;
        int r;

        assert(fn);
        assert(line);

        r = fopen_temporary(fn, &f, &p);
        if (r < 0)
                return r;

        (void) fchmod_umask(fileno(f), 0644);

        r = write_string_stream(f, line, enforce_newline);
        if (r >= 0) {
                if (rename(p, fn) < 0)
                        r = -errno;
        }

        if (r < 0)
                (void) unlink(p);

        return r;
}

Example #5

File: fileio.c Project: vathpela/systemd

static int write_string_file_atomic(
                const char *fn,
                const char *line,
                WriteStringFileFlags flags,
                struct timespec *ts) {

        _cleanup_fclose_ FILE *f = NULL;
        _cleanup_free_ char *p = NULL;
        int r;

        assert(fn);
        assert(line);

        r = fopen_temporary(fn, &f, &p);
        if (r < 0)
                return r;

        (void) __fsetlocking(f, FSETLOCKING_BYCALLER);
        (void) fchmod_umask(fileno(f), 0644);

        r = write_string_stream_ts(f, line, flags, ts);
        if (r < 0)
                goto fail;

        if (rename(p, fn) < 0) {
                r = -errno;
                goto fail;
        }

        return 0;

fail:
        (void) unlink(p);
        return r;
}

Example #6

File: fileio.c Project: RoadRunnr/systemd

int write_env_file(const char *fname, char **l) {
        char **i, *p;
        FILE *f;
        int r;

        r = fopen_temporary(fname, &f, &p);
        if (r < 0)
                return r;

        fchmod_umask(fileno(f), 0644);

        errno = 0;
        STRV_FOREACH(i, l) {
                fputs(*i, f);
                fputc('\n', f);
        }

Example #7

File: fileio.c Project: banada/systemd

int write_env_file(const char *fname, char **l) {
        char **i;
        char _cleanup_free_ *p = NULL;
        FILE _cleanup_fclose_ *f = NULL;
        int r;

        r = fopen_temporary(fname, &f, &p);
        if (r < 0)
                return r;

        fchmod_umask(fileno(f), 0644);

        errno = 0;
        STRV_FOREACH(i, l) {
                fputs(*i, f);
                fputc('\n', f);
        }