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Top Forums Shell Programming and Scripting Regex negative look and bash script Post 302996614 by Scrutinizer on Friday 28th of April 2017 02:01:58 AM
Old 04-28-2017
Quote:
Originally Posted by kvaikla
Thnks
actually
Code:
...
if [[ $LOGLINE =~ .*INF\ -\ Status.* ]] && ! [[ $LOGLINE =~ .*success.* ]]
...

this way.
It means I can't do a negative look inside [[...]] but only using a ![[..]] ?
br
Kaido
Yes you can do that as well:
Code:
if [[ $LOGLINE =~ .*"INF - Status".* && ! $LOGLINE =~ .*success.* ]]

which is equivalent to:
Code:
if [[ $LOGLINE =~ "INF - Status" && ! $LOGLINE =~ success ]]

 

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gmatch(3GEN)					     String Pattern-Matching Library Functions					      gmatch(3GEN)

NAME
gmatch - shell global pattern matching SYNOPSIS
cc [ flag ... ] file ... -lgen [ library ... ] #include <libgen.h> int gmatch(const char *str, const char *pattern); DESCRIPTION
gmatch() checks whether the null-terminated string str matches the null-terminated pattern string pattern. See the sh(1), section File Name Generation, for a discussion of pattern matching. A backslash () is used as an escape character in pattern strings. RETURN VALUES
gmatch() returns non-zero if the pattern matches the string, zero if the pattern does not. EXAMPLES
Example 1: Examples of gmatch() function. In the following example, gmatch() returns non-zero (true) for all strings with "a" or "-" as their last character. char *s; gmatch (s, "*[a-]" ) ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ | ATTRIBUTE TYPE | ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |MT-Level |MT-Safe | +-----------------------------+-----------------------------+ SEE ALSO
sh(1), attributes(5) NOTES
When compiling multithreaded applications, the _REENTRANT flag must be defined on the compile line. This flag should only be used in mul- tithreaded applications. SunOS 5.10 29 Dec 1996 gmatch(3GEN)
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