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3 * (Royal Institute of Technology, Stockholm, Sweden).
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45 * the theory behind this is that we might be trying to call vsyslog
46 * when there's no memory left, and we should try to be as useful as
47 * possible. And the format string should say something about what's
52 simple_vsyslog(int pri, const char *fmt, va_list ap)
54 syslog (pri, "%s", fmt);
58 * do like syslog but with a `va_list'
61 ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL
62 vsyslog(int pri, const char *fmt, va_list ap)
68 int saved_errno = errno;
69 int fmt_len = strlen (fmt);
70 int fmt2_len = fmt_len;
73 fmt2 = malloc (fmt_len + 1);
75 simple_vsyslog (pri, fmt, ap);
79 for (p = fmt, p2 = fmt2; *p != '\0'; ++p) {
80 if (p[0] == '%' && p[1] == 'm') {
81 const char *e = strerror (saved_errno);
82 int e_len = strlen (e);
87 fmt2_len += e_len - 2;
88 tmp = realloc (fmt2, fmt2_len + 1);
91 simple_vsyslog (pri, fmt, ap);
96 memmove (p2, e, e_len);
104 ret = vasprintf (&buf, fmt2, ap);
106 if (ret < 0 || buf == NULL) {
107 simple_vsyslog (pri, fmt, ap);
110 syslog (pri, "%s", buf);