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Top Forums Shell Programming and Scripting integer comparasion troubles. Post 302134909 by rorey_breaker on Tuesday 4th of September 2007 10:31:51 AM
Old 09-04-2007
integer comparasion troubles.

Hi, I am trying to store the real name of currently logged in users as a variable or in an array. I have been having troubly with this, below I have it set into a variable. But when it enters the loop to assign each to a variable it says:
Integer expression expected.

##!/bin/bash
## userprocesses
#Display actual users name

who | wc -l > nousers
set -- cut -f1 nousers
numberusers=$1
usercnt=1 # counter used in setup
pos=1 # position in array
outcount=1 # counter used in getname method
userout=1 # set for output

who -q > tempA
set -- $( cut -f "$pos" tempA);

while [ "$usercnt" -le "$numberusers" ]
do
eval user${pos}=$1
shift
usercnt='expr usercnt + 1'
pos='expr pos + 1'

done
echo "$user1 $user2 $user3"
 

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get_midi_length(3alleg4)					  Allegro manual					  get_midi_length(3alleg4)

NAME
get_midi_length - Determines the total playing time of a midi, in seconds. Allegro game programming library. SYNOPSIS
#include <allegro.h> int get_midi_length(MIDI *midi); DESCRIPTION
This function will simulate playing the given MIDI, from start to end, to determine how long it takes to play. After calling this function, midi_pos will contain the negative number of beats, and midi_time the length of the midi, in seconds. Note that any currently playing midi is stopped when you call this function. Usually you would call it before play_midi, to get the length of the midi to be played, like in this example: length = get_midi_length(my_midi); play_midi(my_midi); do { pos = midi_time; textprintf_ex(screen, font, 0, 0, c, -1, "%d:%02d / %d:%02d ", pos / 60, pos % 60, length / 60, length % 60); rest(100); } while(pos <= length); RETURN VALUE
Returns the value of midi_time, the length of the midi. SEE ALSO
load_midi(3alleg4), midi_time(3alleg4), midi_pos(3alleg4), exmidi(3alleg4) Allegro version 4.4.2 get_midi_length(3alleg4)
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