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Full Discussion: C terminal commands
Top Forums Programming C terminal commands Post 302760331 by milestails on Thursday 24th of January 2013 12:42:48 AM
Old 01-24-2013
I really appreciate you help me!

I don’t have much real knowledge of this kind of stuff, nor know the technical terms. Most of what I know is just from messing around, one of these days I should actually read a book.

By “call” I mean be able to input a function? into another line. So if these are the right terms.
variable=function
math= (2+1)/2
answer=math
but be able to do that with the command I have, with the output being assigned a variable

Yeah I realized that the command was pretty messy but it was the only way I could figure it out. The original output is
Code:
eth0:UP (in=0.0Mbps/out=0.0Mbps):1 UP: OK

the issue I had was that the numbers scale? Up . for example in=5.0, in=10.4, in=28.3. This was the only way I could figure out how to get the numbers regardless if it was three or two digits.

The main purpose of the program is to write the percentage to an usb device. I figure if I could get as far as printf the percentage, the next step would be easy. Anyways the writing to usb command is just
Code:
writeUSB(perf_fs_usb,downspeed,upspeed)

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load_dat_font(3alleg4)						  Allegro manual					    load_dat_font(3alleg4)

NAME
load_dat_font - Loads a FONT from an Allegro datafile. SYNOPSIS
#include <allegro.h> FONT *load_dat_font(const char *filename, RGB *pal, void *param) DESCRIPTION
Loads a FONT from an Allegro datafile. You can set param parameter to point to an array that holds two strings that identify the font and the palette in the datafile by name. The first string in this list is the name of the font. You can pass NULL here to just load the first font found in the datafile. The second string can be used to specify the name of the palette associated with the font. This is only returned if the pal parameter is not NULL. If you pass NULL for the name of the palette, the last palette found before the font was found is returned. You can also pass NULL for param, which is treated as if you had passed NULL for both strings separately. In this case, the function will simply load the first font it finds from the datafile and the palette that precedes it. For example, suppose you have a datafile named `fonts.dat' with the following contents: FONT FONT_1_DATA FONT FONT_2_DATA FONT FONT_3_DATA PAL FONT_1_PALETTE PAL FONT_2_PALETTE Then the following code will load FONT_1_DATA as a FONT and return FONT_1_PALETTE as the palette: FONT *f; PALETTE pal; char *names[] = { "FONT_1_DATA", "FONT_1_PALETTE" } f = load_dat_font("fonts.dat", pal, names); If instead you want to load the second font, FONT_2, from the datafile, you would use: FONT *f; PALETTE pal; char *names[] = { "FONT_2_DATA", "FONT_2_PALETTE" } f = load_dat_font("fonts.dat", pal, names); If you want to load the third font, but not bother with a palette, use: FONT *f; char *names[] = { "FONT_3_DATA", NULL } f = load_dat_font("fonts.dat", NULL, names); RETURN VALUE
Returns a pointer to the font or NULL on error. Remember that you are responsible for destroying the font when you are finished with it to avoid memory leaks. SEE ALSO
register_font_file_type(3alleg4), load_font(3alleg4) Allegro version 4.4.2 load_dat_font(3alleg4)
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