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Top Forums UNIX for Beginners Questions & Answers Confusion in working of carat(^) symbol Post 303009923 by scriptor on Friday 22nd of December 2017 07:30:26 AM
Old 12-22-2017
HI MadeInGermany

when you say
Code:
In a [character set] if the first character is ^ it means NOT the following character set.

then the below command should not give O/P but it is giving. by say not the following character I mean
Code:
nN

.
so ideally it should not give any output.
Code:
 
  
 grep ^[nN] test.txt

 

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ps_pglobal_lookup(3PROC)				 Process Control Library Functions				  ps_pglobal_lookup(3PROC)

NAME
ps_pglobal_lookup, ps_pglobal_sym - look up a symbol in the symbol table of the load object in the target process SYNOPSIS
#include <proc_service.h> ps_err_e ps_pglobal_lookup(struct ps_prochandle *ph, const char *object_name, const char *sym_name, psaddr_t *sym_addr); ps_err_e ps_pglobal_sym(struct ps_prochandle *ph, const char *object_name, const char *sym_name, ps_sym_t *sym); DESCRIPTION
ps_pglobal_lookup() looks up the symbol sym_name in the symbol table of the load object object_name in the target process identified by ph. It returns the symbol's value as an address in the target process in *sym_addr. ps_pglobal_sym() looks up the symbol sym_name in the symbol table of the load object object_name in the target process identified by ph. It returns the symbol table entry in *sym. The value in the symbol table entry is the symbol's value as an address in the target process. RETURN VALUES
PS_OK The call completed successfully. PS_NOSYM The specified symbol was not found. PS_ERR The function did not return successfully. ATTRIBUTES
See attributes(5) for description of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |MT Level |Safe | +-----------------------------+-----------------------------+ SEE ALSO
kill(2), libc_db(3LIB), proc_service(3PROC), attributes(5), threads(5) SunOS 5.10 16 Jan 1998 ps_pglobal_lookup(3PROC)
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