From 6c1ff8fe7947266e4c8e47a55f73542ce88b6fe9 Mon Sep 17 00:00:00 2001
From: Philip Wittamore <philip@wittamore.com>
Date: Sat, 17 May 2025 09:04:10 +0200
Subject: update

---
 pb        | 53 -----------------------------------------------------
 pb_colour | 47 +++++++++++++++++++++++++++++++++++++++++++++++
 pb_number |  9 +++++++++
 3 files changed, 56 insertions(+), 53 deletions(-)
 delete mode 100755 pb
 create mode 100755 pb_colour
 create mode 100755 pb_number

diff --git a/pb b/pb
deleted file mode 100755
index 279bbe8..0000000
--- a/pb
+++ /dev/null
@@ -1,53 +0,0 @@
-#!/usr/bin/env bash
-
-#--- is number functions
-# https://stackoverflow.com/questions/806906/how-do-i-test-if-a-variable-is-a-number-in-bash/806923#806923
-pb_isuint() { case $1        in '' | *[!0-9]*              ) return 1;; esac ;}
-pb_isint()  { case ${1#[-+]} in '' | *[!0-9]*              ) return 1;; esac ;}
-pb_isunum() { case $1        in '' | . | *[!0-9.]* | *.*.* ) return 1;; esac ;}
-pb_isnum()  { case ${1#[-+]} in '' | . | *[!0-9.]* | *.*.* ) return 1;; esac ;}
-
-#--- 256 colour functions 
-# usage:
-#  source ./pb
-#  printf %b "$(pb_bg 196)$(pb_fg 254) RED $(pb_nc)\n"
-
-pb_nc() {
-  printf '\033[0;0m';
-  exit;	
-}
-
-pb_fg() {
-
-  if [ -z "$1" ] || ! pb_isuint "$1" ; then
-    return 1
-  fi
-  
-  local x
-  x=$(tput colors)
-
-  if (("$1" < 256)) && (("$x" > 255)); then
-    printf %s "\033[38;5;$1m"
-  fi
-
-  return 0
-
-}
-
-pb_bg() {
-
-  if [ -z "$1" ] || ! pb_isuint "$1" ; then
-    return 1
-  fi
-
-  local x
-  x=$(tput colors)
-
-  if (("$1" < 256)) && (("$x" > 255)); then
-    printf %s "\033[48;5;$1m"
-  fi
-
-  return 0
-}    
-	
-# end 256 colour functions
diff --git a/pb_colour b/pb_colour
new file mode 100755
index 0000000..89f6354
--- /dev/null
+++ b/pb_colour
@@ -0,0 +1,47 @@
+#!/usr/bin/env bash
+
+#--- 256 colour functions 
+# requires pb_number
+# usage:
+#  source ./pb
+#  printf %b "$(pb_bg 196)$(pb_fg 254) RED $(pb_nc)\n"
+
+pb_nc() {
+  printf '\033[0;0m';
+  exit;	
+}
+
+pb_fg() {
+
+  if [ -z "$1" ] || ! pb_isuint "$1" ; then
+    return 1
+  fi
+  
+  local x
+  x=$(tput colors)
+
+  if (("$1" < 256)) && (("$x" > 255)); then
+    printf %s "\033[38;5;$1m"
+  fi
+
+  return 0
+
+}
+
+pb_bg() {
+
+  if [ -z "$1" ] || ! pb_isuint "$1" ; then
+    return 1
+  fi
+
+  local x
+  x=$(tput colors)
+
+  if (("$1" < 256)) && (("$x" > 255)); then
+    printf %s "\033[48;5;$1m"
+  fi
+
+  return 0
+}    
+	
+# end 256 colour functions
diff --git a/pb_number b/pb_number
new file mode 100755
index 0000000..40a96be
--- /dev/null
+++ b/pb_number
@@ -0,0 +1,9 @@
+#!/usr/bin/env bash
+
+#--- is number functions
+# https://stackoverflow.com/questions/806906/how-do-i-test-if-a-variable-is-a-number-in-bash/806923#806923
+
+pb_isuint() { case $1        in '' | *[!0-9]*              ) return 1;; esac ;}
+pb_isint()  { case ${1#[-+]} in '' | *[!0-9]*              ) return 1;; esac ;}
+pb_isunum() { case $1        in '' | . | *[!0-9.]* | *.*.* ) return 1;; esac ;}
+pb_isnum()  { case ${1#[-+]} in '' | . | *[!0-9.]* | *.*.* ) return 1;; esac ;}
-- 
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