Nirjhar Oberoi napisa³(a):
I am new to Linux and wanted to know how to use GCC to Compile the Code
written in C? I dont want to use EMacs or VI for my editor. Can you
suggest a good IDE for linux for C Programming..
I don't use an IDE. Using gcc is fairly simple. As for my editor
preference, I usually use joe. It has a built in function to compile the
code using compiler specified in the configuration, but I don't even use
that. Simply open 2 terminal windows, joe with the code in one window,
shell in the other. Save your file from the editor, then type in the
other window: "gcc file.c" - this is the simplest form of using gcc.
Repeat this until you get rid of compile errors ;-). It compiles and
links your program and puts the executable into the file "a.out". Then
you can run it by typing "./a.out". If you want to change the
executable's name, use "gcc -o outfile file.c", then your executable
will be named "outfile".
To compile a program consisting of several source files, you can type
"gcc -o outfile file1.c file2.c file3.c". You can also compile each
module individually (with the command like "gcc -c -o file1.o file1.c" -
the "-c" flag means compile only, do not link) and then link them with
"gcc -o outfile file1.o file2.o file3.o". You can probably figure out by
yourself various mixtures of these methods... ;-)
For more information, read the manual with "man gcc" - be warned,
there's LOT of options (most of them although you will never use). -I,
-L and -l are the most important ones. -I specifies the additional
locations for include files, -L the same for library files, -l tells the
linker what libraries to link (standard library doesn't need to be
specified).
So, for example
gcc -o test main.c common.o mystring.o -I ./include -lnsl
will compile the file "main.c", link it with object files "common.o" and
"mystring.o " and with the library named "nsl", and put the executable
into the file "test". Include files will be searched - beside standard
locations - in subdirectory "include" of the current directory.
Hope this helps.
Does C Programming on windows environment and on linux environment
differ???
Library functions differ (except for the standard library - printf,
scanf etc., which should be the same on both platforms), not the
language itself. It depends on what libraries you were using in Windows.
--
Regards,
Jaroslaw Rafa
ra*@ap.krakow.p l
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