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19
votes
4answers
10k views

Binary compatibility between Mac OS X and Linux

Brace yourselves, this question will likely appear naive and/or foolish, seeing as I am relatively new to the inner workings of unix like systems, and programming in general. Ready? Ok! I will go ...
7
votes
2answers
5k views

Use the command bar in bash without I/O?

I really like the look of the output of bar But that script is only used for Input/Output operations. How can I use it as a replacement for sleep but with visual feedback? sleep 10
15
votes
5answers
13k views

Use of O_DIRECT on Linux

If this question is too programmer oriented, let me know. I wonder if there are people familiar with the O_DIRECT flag for the open() system call on Linux 2.6? Linus disparages its use, however high ...
20
votes
5answers
2k views

Is automake and autoconf the standard way to compile code?

I sometimes compile apps from source and I've either been using: ./configure make sudo make install But recently, I came across ./autogen.sh which generates the configure and make scripts for me ...
1
vote
2answers
441 views

Linux System calls in C on OSX

So I did a quick test and #include <sys/types.h> #include <unistd.h> #include <stdio.h> int main (int argc, char *argv[]) { printf("Hello World\n"); ...
1
vote
0answers
60 views

Where does backtick and single quote come from when denoting commands e.g. `prog'? [duplicate]

When referring to commands in tutorials, man pages, and articles I see authors use the backtick and single quote in this way: `./configure' `make' I believe I have seen gcc denote points of failure ...