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Top Forums Shell Programming and Scripting Bash: Zeilen aus Datei mit cat und grep in dynamisches Array schreiben Post 302339813 by ABE2202 on Friday 31st of July 2009 11:07:57 AM
Old 07-31-2009
Bash: Zeilen aus Datei mit cat und grep in dynamisches Array schreiben

Hallo,

ich habe eine Datei "Kino.ini" die z.B. wie folgt aussieht

* KINOFILM A
bla bla
KINOFILM B
blubb blubb
KINOFILM C

Ich möchte nun die Datei "Kino.ini" per cat und grep auslesen und testen ob der String KINOFILM nur mit einem '*' am Anfang vorkommt. In dieser Beispieldatei gibt es KINOFILM gleich zweimal OHNE '*' als erstes Zeichen einer Zeile. Die Bedingung sollte greifen und ich springe in die folgende Anweisung XY:

Ich würde nun mit
"cat Kino.ini| grep KINOFILM >> tmp_KINOFILM"
alle Zeilen mit KINOFILM in eine Zwischendatei speichern

* KINOFILM A
KINOFILM B
KINOFILM C

Ich habe nun aber folgende Probleme, da ich nur ein Bißchen ksh kann, aber nicht bsh:

1. Wie kann ich die Zeilen der Datei "tmp_KINOFILM" in ein VARIABEL langes / dynamisch allokiertes Array schreiben? (Es können mal 3, mal 5 oder 100 KINOFILME sein)
2. Wie kann ich das erste Zeichen eines Arrayelementes prüfen, ob es ein '*' ist?

Jetzt schon einmal vielen Dank für jede hilfreiche Antwort
 

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ZGREP(1)                                                      General Commands Manual                                                     ZGREP(1)

NAME
zgrep - search possibly compressed files for a regular expression SYNOPSIS
zgrep [ grep_options ] [ -e ] pattern filename... DESCRIPTION
Zgrep invokes grep on compressed or gzipped files. These grep options will cause zgrep to terminate with an error code: (-[drRzZ]|--di*|--exc*|--inc*|--rec*|--nu*). All other options specified are passed directly to grep. If no file is specified, then the standard input is decompressed if necessary and fed to grep. Otherwise the given files are uncompressed if necessary and fed to grep. If the GREP environment variable is set, zgrep uses it as the grep program to be invoked. EXIT CODE
2 - An option that is not supported was specified. AUTHOR
Charles Levert (charles@comm.polymtl.ca) SEE ALSO
grep(1), gzexe(1), gzip(1), zdiff(1), zforce(1), zmore(1), znew(1) ZGREP(1)
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