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Port column(1) to GNU and POSIX systems.

This commit is contained in:
Jonas 'Sortie' Termansen 2013-10-19 21:12:12 +02:00
parent 0738e9bf3c
commit 2f261b3848
1 changed files with 12 additions and 0 deletions
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12
utils/column.cpp
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@ -21,6 +21,9 @@
*******************************************************************************/
#define _SORTIX_SOURCE
#include <sys/ioctl.h>
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
@ -143,9 +146,18 @@ void version(const char* argv0)
int main(int argc, char* argv[])
{
#if defined(__sortix__)
struct winsize ws;
if ( tcgetwinsize(1, &ws) == 0 )
termwidth = ws.ws_col;
#elif defined(TIOCGWINSZ)
struct winsize ws;
if ( ioctl(1, TIOCGWINSZ, &ws) == 0 )
termwidth = ws.ws_col;
#else
if ( getenv("COLUMNS") )
termwidth = atoi(getenv("COLUMNS"));
#endif
const char* argv0 = argv[0];