Programmers coming from a C or UNIX shell programming background will find it relatively easy to migrate to this platform. It is suitable to handle encrypted data which includes e-commerce transactions. This popular and powerful programming language supports Unicode and is Y2K compliant. Perl works well with markup languages such as HTML, XML and others. This language is extensible and provides support for both procedural and object oriented programming. Perl applications are used for network programming, system administration and other tasks apart from text manipulation. Perl programs are relatively stable and run on a wide variety of different platforms. Like the name suggests, Perl was specifically designed for text processing, and creating reports. At some time, the BUILD_ROOT must have been a longer path.Perl stands for Practical Extraction and Report Language. In context, it is pointless if the BUILD_ROOT is the current directory, it already exists. It creates all the intermediate directories on the path to the final directory that do not already exist (as well as the final directory), and doesn't fail if the target directory already exists. In general: consult the linux manual pages for questions about commands and their options like this: man mkdir. Most likely the line where the path is defined is meant to be adapted as required. , so the current working directory, does not change this. The fact that this makes little sense when the path is specified as. Mkdir -p means: create the directory and, if required, all parent directories. It will fail, since you do not have an a subdirectory. p is short for -parents - it creates the entire directory tree up to the given directory.Į.g., suppose there are no directories in your current directory. I have found a part of script like this In xx.sh: BUILD_BOOT=.Ĭan anybody help to explain what's the script above for as the directory parameter is.
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