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Top Forums Shell Programming and Scripting Usage of NOHUP - How to keep the child process running even if I close the Server connection Post 302419640 by WinBarani on Friday 7th of May 2010 04:24:25 PM
Old 05-07-2010
Question Usage of NOHUP - How to keep the child process running even if I close the Server connection

Hi. !

When I use the 'NOHUP' along with the '&', the process will be running in the background. Even when I attempt to close (Meaning 'EXIT') the session (say PUTTY in this case), it wont exit unless the process is completed.

But, say when I forcefully terminate the session (SHUT DOWN the machine). In this case, all the child processes will be terminated and the parent process will continue.

What I need is that, even though I forcefully terminate the session, I need both the CHILD and PARENT processes to run and complete successfully.

Exact Scenario: I'm running a UNIX (Parent) shell which in turn calls an ORACLE (Child) session. When I run it with ‘NOHUP' and ‘&' and terminate the session forcefully, the ORACLE session will terminate and will give to control to the UNIX session, which will run the remaining UNIX operation.
I don't want this to happen. Even though I forcefully terminate the session, I need both the ORACLE (Child) and UNIX (parent) session to run and complete normally.

Kindly advice.

Thanks,
Barani
 

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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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