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Query /dev/tty for the terminal size #130

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Query /dev/tty for the terminal size #130

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11 changes: 8 additions & 3 deletions include/indicators/terminal_size.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -24,14 +24,19 @@ static inline size_t terminal_width() { return terminal_size().second; }

#else

#include <sys/ioctl.h> //ioctl() and TIOCGWINSZ
#include <unistd.h> // for STDOUT_FILENO
#include <fcntl.h> // open and O_RDWR
#include <sys/ioctl.h> // ioctl() and TIOCGWINSZ
#include <unistd.h> // close

namespace indicators {

static inline std::pair<size_t, size_t> terminal_size() {
struct winsize size{};
ioctl(STDOUT_FILENO, TIOCGWINSZ, &size);
int fd = open("/dev/tty", O_RDWR);
if (fd >= 0) {
ioctl(fd, TIOCGWINSZ, &size);
close(fd);
}
return {static_cast<size_t>(size.ws_row), static_cast<size_t>(size.ws_col)};
}

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11 changes: 8 additions & 3 deletions single_include/indicators/indicators.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -975,14 +975,19 @@ static inline size_t terminal_width() { return terminal_size().second; }

#else

#include <sys/ioctl.h> //ioctl() and TIOCGWINSZ
#include <unistd.h> // for STDOUT_FILENO
#include <fcntl.h> // open and O_RDWR
#include <sys/ioctl.h> // ioctl() and TIOCGWINSZ
#include <unistd.h> // close

namespace indicators {

static inline std::pair<size_t, size_t> terminal_size() {
struct winsize size{};
ioctl(STDOUT_FILENO, TIOCGWINSZ, &size);
int fd = open("/dev/tty", O_RDWR);
if (fd >= 0) {
ioctl(fd, TIOCGWINSZ, &size);
close(fd);
}
return {static_cast<size_t>(size.ws_row), static_cast<size_t>(size.ws_col)};
}

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