1 //
2 // Copyright 2016 Pixar
3 //
4 // Licensed under the Apache License, Version 2.0 (the "Apache License")
5 // with the following modification; you may not use this file except in
6 // compliance with the Apache License and the following modification to it:
7 // Section 6. Trademarks. is deleted and replaced with:
8 //
9 // 6. Trademarks. This License does not grant permission to use the trade
10 // names, trademarks, service marks, or product names of the Licensor
11 // and its affiliates, except as required to comply with Section 4(c) of
12 // the License and to reproduce the content of the NOTICE file.
13 //
14 // You may obtain a copy of the Apache License at
15 //
16 // http://www.apache.org/licenses/LICENSE-2.0
17 //
18 // Unless required by applicable law or agreed to in writing, software
19 // distributed under the Apache License with the above modification is
20 // distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
21 // KIND, either express or implied. See the Apache License for the specific
22 // language governing permissions and limitations under the Apache License.
23 //
24
25 #include "pxr/pxr.h"
26 #include "pxr/base/arch/vsnprintf.h"
27 #include "pxr/base/arch/error.h"
28
29 #include <cstdlib>
30 #include <iostream>
31 #include <string.h>
32
33 PXR_NAMESPACE_USING_DIRECTIVE
34
35 using std::string;
36
ArchSnprintf(char * str,size_t size,const char * fmt,...)37 static int ArchSnprintf(char *str, size_t size, const char* fmt, ...) {
38 int n;
39 va_list ap;
40 va_start(ap, fmt);
41
42 n = ArchVsnprintf(str, size, fmt, ap);
43
44 va_end(ap);
45 return n;
46 }
47
main()48 int main()
49 {
50 char str[1] = "";
51
52 // ArchSnprintf should report 3 characters not written
53 ARCH_AXIOM(ArchSnprintf(str, strlen(str), " ") == 3);
54
55 // ensure that a string longer than 4096 works
56 // create a long format string
57 char long_fmt[8192];
58 for(int i=0;i<8191;++i) {
59 long_fmt[i] = ' ';
60 }
61 long_fmt[8191] = '\0';
62
63 ARCH_AXIOM(ArchStringPrintf("%s", long_fmt).size() == 8191);
64
65 return 0;
66 }
67