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| -rw-r--r-- | src/c_josh.go | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/src/c_josh.go b/src/c_josh.go new file mode 100644 index 0000000..b0ea753 --- /dev/null +++ b/src/c_josh.go @@ -0,0 +1,102 @@ +/* + * ======================== + * ===== =============== + * ====== ================ + * ====== ================ + * ====== ==== ==== == + * ====== === == = = + * ====== === = == = + * = === === = == ==== + * = === === = == = = + * == ===== ==== == + * ======================== + * + * SPDX-License-Identifier: BSD-3-Clause + * + * Copyright (c) 2023 Joe + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the organization nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY JOE ''AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL JOE BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * josh: src/c_josh.go + * Thu, 14 Dec 2023 10:28:37 +0100 + * Joe + * + * The main. + */ + +package main + +import ( + "fmt" + "os" +) + +// c_die displays an error string to the stderr fd and exits the program +// with the return code 1. +// It takes an optional err argument of the error type as a complement of +// information. +func c_die(str string, err error) { + fmt.Fprintf(os.Stderr, "error: %s", str) + if err != nil { + fmt.Fprintf(os.Stderr, ": %v\n", err) + } + fmt.Fprintf(os.Stderr, "\n") + os.Exit(1) +} + +func c_get_data_dir() string { + home := os.Getenv("HOME") + xdg_home := os.Getenv("XDG_DATA_HOME") + + if len(home) == 0 { + c_die("env variable HOME not defined", nil) + } + if len(xdg_home) > 0 { + if _, err := os.Stat(xdg_home); os.IsNotExist(err) { + if err := os.MkdirAll(xdg_home, os.ModePerm); err != nil { + c_die("could not create path " + xdg_home, err) + } + fmt.Println("created folder path " + xdg_home) + } + return xdg_home + } else { + home := home + "/qwe/asd" + if _, err := os.Stat(home); os.IsNotExist(err) { + if err := os.MkdirAll(home, os.ModePerm); err != nil { + c_die("could not create path " + home, err) + } + fmt.Println("created folder path " + home) + } + return home + } +} + +func main() { + var data_dir string + + if data_dir = c_get_data_dir() + "/josh"; len(data_dir) == 0 { + c_die("couldn't find josh home directory", nil) + } + fmt.Println("data dir: ", data_dir) +} |