10-22-2010
perror question
My question was why first time trought the main loop my output gives ...
blocked signal:success and all the other time trought the loop gives illegal seek
The other question was why when program is just about done (second last line of code) my output gives....didn't change mask:success
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here the program gives a odd result:
#include <stdio.h>
int main(){
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perror("next");
return 0;
}
result:
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LEARN ABOUT REDHAT
perror
PERROR(1) General Commands Manual PERROR(1)
NAME
perror can be used to display a description for a system error code, or an MyISAM/ISAM table handler error code. The error messages are
mostly system dependent.
USAGE
perror [OPTIONS] [ERRORCODE [ERRORCODE...]]
SYNOPSIS
perror [-?|--help] [-I|--info] [-s|--silent] [-v|--verbose] [-V|--version]
DESCRIPTION
-?|--help
Displays this help and exits.
-I|--info
Synonym for the above.
-s|--silent
Only print the error message
-v|--verbose
Print error code and message (default).
-V|--version
Displays version information and exits.
EXAMPLE
shell> perror 64 79 Error code 64: Machine is not on the network Error code 79: Can not access a needed shared library
SEE ALSO
isamchk (1), isamlog (1), mysqlaccess (1), mysqladmin (1), mysqlbug (1), mysqld (1), mysqldump (1), mysqlshow (1), msql2mysql (1), perror
(1), replace (1), safe_mysqld (1), which1 (1), zap (1),
AUTHOR
Ver 1.0, distribution 3.23.29a Michael (Monty) Widenius (monty@tcx.se), TCX Datakonsult AB (http://www.tcx.se). This software comes with
no warranty. Manual page by L. (Kill-9) Pedersen (kill-9@kill-9.dk), Mercurmedia Data Model Architect / system developer (http://www.mer-
curmedia.com)
19 December 2000 PERROR(1)