lsystem.c (a5f0fb151d90effe79714de0fa059954725fe57f) lsystem.c (c9346414d95d69f958210e825deb3b086dac3529)
1/*
2 * Copyright (C) 1984-2000 Mark Nudelman
3 *
4 * You may distribute under the terms of either the GNU General Public
5 * License or the Less License, as specified in the README file.
6 *
7 * For more information about less, or for information on how to
8 * contact the author, see the README file.
9 */
10
11
12/*
13 * Routines to execute other programs.
14 * Necessarily very OS dependent.
15 */
16
1/*
2 * Copyright (C) 1984-2000 Mark Nudelman
3 *
4 * You may distribute under the terms of either the GNU General Public
5 * License or the Less License, as specified in the README file.
6 *
7 * For more information about less, or for information on how to
8 * contact the author, see the README file.
9 */
10
11
12/*
13 * Routines to execute other programs.
14 * Necessarily very OS dependent.
15 */
16
17#include <signal.h>
18#include "less.h"
17#include "less.h"
18#include <signal.h>
19#include "position.h"
20
21#if MSDOS_COMPILER
22#include <dos.h>
23#ifdef _MSC_VER
24#include <direct.h>
25#define setdisk(n) _chdrive((n)+1)
26#else

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102#if HAVE_DUP
103 /*
104 * Force standard input to be the user's terminal
105 * (the normal standard input), even if less's standard input
106 * is coming from a pipe.
107 */
108 inp = dup(0);
109 close(0);
19#include "position.h"
20
21#if MSDOS_COMPILER
22#include <dos.h>
23#ifdef _MSC_VER
24#include <direct.h>
25#define setdisk(n) _chdrive((n)+1)
26#else

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102#if HAVE_DUP
103 /*
104 * Force standard input to be the user's terminal
105 * (the normal standard input), even if less's standard input
106 * is coming from a pipe.
107 */
108 inp = dup(0);
109 close(0);
110#if OS2
111 /* The __open() system call translates "/dev/tty" to "con". */
112 if (__open("/dev/tty", OPEN_READ) < 0)
113#else
110 if (open("/dev/tty", OPEN_READ) < 0)
114 if (open("/dev/tty", OPEN_READ) < 0)
115#endif
111 dup(inp);
112#endif
113
114 /*
115 * Pass the command to the system to be executed.
116 * If we have a SHELL environment variable, use
117 * <$SHELL -c "command"> instead of just <command>.
118 * If the command is empty, just invoke a shell.

--- 392 unchanged lines hidden --- 		116 dup(inp);
117#endif
118
119 /*
120 * Pass the command to the system to be executed.
121 * If we have a SHELL environment variable, use
122 * <$SHELL -c "command"> instead of just <command>.
123 * If the command is empty, just invoke a shell.

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