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lint: replace ttyname() with ttyname_r()

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This commit is contained in:
Kurtis Rader 2017-05-09 21:46:18 -07:00
parent edf745232f
commit 9b78857894
1 changed files with 4 additions and 2 deletions
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6
src/env.cpp
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@ -2,6 +2,7 @@
#include "config.h" // IWYU pragma: keep #include "config.h" // IWYU pragma: keep
#include <errno.h> #include <errno.h>
#include <limits.h>
#include <locale.h> #include <locale.h>
#include <pthread.h> #include <pthread.h>
#include <pwd.h> #include <pwd.h>
@ -447,8 +448,9 @@ static bool does_term_support_setting_title() {
if (term_str == L"linux") return false; if (term_str == L"linux") return false;
if (term_str == L"dumb") return false; if (term_str == L"dumb") return false;
char *n = ttyname(STDIN_FILENO); char buf[PATH_MAX];
if (!n || strstr(n, "tty") || strstr(n, "/vc/")) return false; int retval = ttyname_r(STDIN_FILENO, buf, PATH_MAX);
if (retval != 0 || strstr(buf, "tty") || strstr(buf, "/vc/")) return false;
} }
return true; return true;