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Add TEST_TMPDIR environment variable

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Honor TEST_TMPDIR environment variable for creating temporary test
files in non-windows platforms. This helps in environments where
we cannot create a temporary file in the current directory.

Change-Id: I39e0a19580635d752171e0573dd21ec838cb81a4
This commit is contained in:
Vignesh Venkatasubramanian 2016-04-07 10:09:47 -07:00
parent eb50da8e38
commit 039df94e87
1 changed files with 14 additions and 3 deletions
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17
common/file_util.cc
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@ -14,6 +14,7 @@
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <fstream>
#include <ios>
@ -21,13 +22,23 @@ namespace libwebm {
std::string GetTempFileName() {
#if !defined _MSC_VER && !defined __MINGW32__
char temp_file_name_template[] = "libwebm_temp.XXXXXX";
std::string temp_file_name_template_str =
std::string(std::getenv("TEST_TMPDIR") ? std::getenv("TEST_TMPDIR") :
".") +
"/libwebm_temp.XXXXXX";
char* temp_file_name_template =
new char[temp_file_name_template_str.length() + 1];
memset(temp_file_name_template, 0, temp_file_name_template_str.length() + 1);
temp_file_name_template_str.copy(temp_file_name_template,
temp_file_name_template_str.length(), 0);
int fd = mkstemp(temp_file_name_template);
std::string temp_file_name =
(fd != -1) ? std::string(temp_file_name_template) : std::string();
delete[] temp_file_name_template;
if (fd != -1) {
close(fd);
return std::string(temp_file_name_template);
}
return std::string();
return temp_file_name;
#else
char tmp_file_name[_MAX_PATH];
errno_t err = tmpnam_s(tmp_file_name);