From a73a964e51247ed169d322c725a3a18859f109a3 Mon Sep 17 00:00:00 2001 From: Ori Bernstein Date: Mon, 14 Jun 2021 00:00:37 +0000 Subject: python, hg: tow outside the environment. they've served us well, and can ride off into the sunset. --- sys/src/cmd/python/Python/dup2.c | 30 ------------------------------ 1 file changed, 30 deletions(-) delete mode 100644 sys/src/cmd/python/Python/dup2.c (limited to 'sys/src/cmd/python/Python/dup2.c') diff --git a/sys/src/cmd/python/Python/dup2.c b/sys/src/cmd/python/Python/dup2.c deleted file mode 100644 index ba7413a0c..000000000 --- a/sys/src/cmd/python/Python/dup2.c +++ /dev/null @@ -1,30 +0,0 @@ -/* - * Public domain dup2() lookalike - * by Curtis Jackson @ AT&T Technologies, Burlington, NC - * electronic address: burl!rcj - * - * dup2 performs the following functions: - * - * Check to make sure that fd1 is a valid open file descriptor. - * Check to see if fd2 is already open; if so, close it. - * Duplicate fd1 onto fd2; checking to make sure fd2 is a valid fd. - * Return fd2 if all went well; return BADEXIT otherwise. - */ - -#include - -#define BADEXIT -1 - -int -dup2(int fd1, int fd2) -{ - if (fd1 != fd2) { - if (fcntl(fd1, F_GETFL) < 0) - return BADEXIT; - if (fcntl(fd2, F_GETFL) >= 0) - close(fd2); - if (fcntl(fd1, F_DUPFD, fd2) < 0) - return BADEXIT; - } - return fd2; -} -- cgit v1.2.3