fix

2022-11-27 02:33:21 +00:00
parent c6a5e9cb00
commit 2b20a33133
40 changed files with 564 additions and 88 deletions
@@ -0,0 +1,45 @@
+# shellcheck shell=sh
+# file rc.sh: Call user defined functions
+## author: Yann "aya" Autissier
+## license: GPL
+## version: 20220630
+
+case $- in
+  # if this is an interactive shell
+  *i*)
+    # load user stuff from ~/.rc.d/* files
+    for file in "${HOME}"/.rc.d/*; do
+        # read files only
+        if [ -f "${file}" ]; then
+            func_name=$(basename "${file}")
+            func_args=$(cat "${file}")
+            # at this stage, func_name can start with numbers to allow ordering function calls with file names starting with numbers
+            # func_name must start with a letter, remove all other characters at the beginning of func_name until a letter is found
+            while [ "${func_name}" != "" ] && [ "${func_name#[a-z]}" = "${func_name}" ]; do
+                # remove first char of func_name
+                func_name="${func_name#?}"
+            done
+            # call user function with args passed from the content of the file
+            command -v "${func_name}" >/dev/null 2>&1 && "${func_name}" "${func_args}"
+        fi
+    done
+    # load user stuff from RC_* env vars
+    IFS="$(printf '%b_' '\n')"; IFS="${IFS%_}"; for line in $(printenv 2>/dev/null |awk '$0 ~ /^RC_[0-9A-Z_]*=/' |sort); do
+        func_name=$(printf '%s\n' "${line%%=*}" |awk '{print tolower(substr($0,4))}')
+        eval func_args=\$"${line%%=*}"
+        [ "${func_args}" = "false" ] && continue
+        [ "${func_args}" = "true" ] && unset func_args
+        # at this stage, func_name can start with numbers to allow ordering function calls with file names starting with numbers
+        # func_name must start with a letter, remove all other characters at the beginning of func_name until a letter is found
+        while [ "${func_name}" != "" ] && [ "${func_name#[a-z]}" = "${func_name}" ]; do
+            # remove first char of func_name
+            func_name="${func_name#?}"
+        done
+        # call user function with args passed from the value of the env var
+        command -v "${func_name}" >/dev/null 2>&1 && "${func_name}" "${func_args}"
+    done
+    unset IFS
+  ;;
+esac
+
+# vim:ts=2:sw=2:sts=2:et