This source file includes following definitions.
- vdprintf
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17 #ifdef HAVE_CONFIG_H
18 # include <config.h>
19 #endif
20
21
22 #include <stdio.h>
23
24 #include <errno.h>
25 #include <limits.h>
26 #include <stdarg.h>
27 #include <stdlib.h>
28
29 #include "full-write.h"
30 #include "vasnprintf.h"
31
32 int
33 vdprintf (int fd, const char *format, va_list args)
34 {
35 char buf[2000];
36 char *output;
37 size_t len;
38 size_t lenbuf = sizeof (buf);
39
40 output = vasnprintf (buf, &lenbuf, format, args);
41 len = lenbuf;
42
43 if (!output)
44 return -1;
45
46 if (full_write (fd, output, len) < len)
47 {
48 if (output != buf)
49 free (output);
50 return -1;
51 }
52
53 if (output != buf)
54 free (output);
55
56 if (len > INT_MAX)
57 {
58 errno = EOVERFLOW;
59 return -1;
60 }
61
62 return len;
63 }