caca_option(3caca) libcaca caca_option(3caca)NAME
caca_option -
Option parsing.
SYNOPSIS
Data Fields
char const * name
int has_arg
int * flag
int val
Detailed Description
This structure contains commandline parsing information for systems where getopt_long() is unavailable.
Author
Generated automatically by Doxygen for libcaca from the source code.
Version 0.99.beta18 Fri Apr 6 2012 caca_option(3caca)
Check Out this Related Man Page
caca_conio_text_info(3caca) libcaca caca_conio_text_info(3caca)NAME
caca_conio_text_info -
DOS text area information.
SYNOPSIS
Data Fields
unsigned char winleft
unsigned char wintop
unsigned char winright
unsigned char winbottom
unsigned char attribute
unsigned char normattr
unsigned char currmode
unsigned char screenheight
unsigned char screenwidth
unsigned char curx
unsigned char cury
Detailed Description
This structure stores text area information for the DOS conio.h compatibility layer.
Field Documentation
unsigned char caca_conio_text_info::winleft left window coordinate
unsigned char caca_conio_text_info::wintop top window coordinate
unsigned char caca_conio_text_info::winright right window coordinate
unsigned char caca_conio_text_info::winbottom bottom window coordinate
unsigned char caca_conio_text_info::attribute text attribute
unsigned char caca_conio_text_info::normattr normal attribute
unsigned char caca_conio_text_info::currmode current video mode: BW40, BW80, C40, C80, or C4350
unsigned char caca_conio_text_info::screenheight text screen's height
unsigned char caca_conio_text_info::screenwidth text screen's width
unsigned char caca_conio_text_info::curx x-coordinate in current window
unsigned char caca_conio_text_info::cury y-coordinate in current window
Author
Generated automatically by Doxygen for libcaca from the source code.
Version 0.99.beta18 Fri Apr 6 2012 caca_conio_text_info(3caca)
Introduction
Originally, we only had one shell on unix. When ran a command, the shell would attempt to invoke one of the exec() system calls on it. It the command was an executable, the exec would succeed and the command would run. If the exec() failed, the shell would not give up, instead it... (3 Replies)
FreeBSD Kernel Internals, Dr. Marshall Kirk McKusick
nwbqBdghh6E
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Introduction
I have seen some misinformation regarding Unix file permissions. I will try to set the record straight. Take a look at this example of some output from ls:
$ ls -ld /usr/bin /usr/bin/cat
drwxrwxr-x 3 root bin 8704 Sep 23 2004 /usr/bin
-r-xr-xr-x 1 bin bin ... (6 Replies)
Suppose I have a main() function with only one malloc statement allocating say some 1 gb memory. Also say my system has 1 gb of ram.
main()
{
malloc(1gb)
return(0)
}
The program above exits without freeing the memory.
In this case will the 1 gb of heap memory be returned... (9 Replies)
I see lot of ad-hoc shell scripts in our servers which don't have a shebang at the beginning .
Does this mean that it will run on any shell ?
Is it a good practice to create scripts (even ad-hoc ones) without shebang ? (16 Replies)
Hi everyone,
I know the following questions are noobish questions but I am asking them because I am confused about the basics of history behind UNIX and LINUX.
Ok onto business, my questions are-:
Was/Is UNIX ever an open source operating system ?
If UNIX was... (21 Replies)
A shout out to Scott who gave me a helping hand to turn a simple sample Vue.js app I wrote yesterday into a Vue.js component:
Vue.component("unix-time", {
template: `<div class="time">{{unixtime}}</div>`,
data() {
return {
unixtime: ""
};
},
methods: {
... (1 Reply)
i read here that linux provides no way to determine when a directory was created.
https://www.unix.com/shell-programming-and-scripting/157874-creation-date-directory.htmlI have a directory /home/andy/scripts that had a README file in it.
That file says
I put the script in that directory and... (3 Replies)
Hello.
I can use any particular (stupid or not) format when using bash date command.
Example :
~> date --date "now" '+%Y-%m-%d %H!%M!%S'
2019-06-03 12!55!33or
~> date --date "now" '+%Y£%m£%d %H¤%M¤%S'
2019£06£03 12¤57¤36
or
~> date --date "now" '+%Y-%m-%d %H-%M-%S'
2019-06-03 12-58-51
... (4 Replies)
Morning All
So, I am starting looking into the world of UNIX for a new job (luckily not my primary function!) and I am looking to get stared. Like anything I seem to learn best by trying things out first in an environment but I have a key question:
Currently I use Oracle VirtualBox, can... (8 Replies)
I've installed Slack 14.2 on /dev/sda1 (/dev/sda2 is swap) and FreeBSD 12 on /dev/sda3 and lilo is the boot manager.
FreeBSD slices are as follows;
/ on /dev/ada0S3a, swap on /dev/ada0s3e, /var on /dev/ada0s3b, /tmp on /dev/ada0s3d and /usr on /dev/ada0s3f.
I hesitate to install Solaris 10... (2 Replies)
I'm trying to use a bash script for a psych experiment that involves listening to sound files and responding. If I have something like the code below, how can I make sure that a key press is assigned to RESPONSE only after the second echo statement?
for i in 1 2 3; do
echo "Ready?"
sleep 2
... (10 Replies)