blind-rotate-*: support arbitrary paths

Only an idiot would use <newline> in paths, but
let's support it anyway (for fun).

3 files changed, 6 insertions, 6 deletions

diff --git a/blind-rotate-180 b/blind-rotate-180
index 73cbd15..2f50956 100755
--- a/blind-rotate-180
+++ b/blind-rotate-180
@@ -12,7 +12,7 @@ if ! test $# = 0; then
 	fi
 fi
 
-flip="$(printf '%s\n' "$0" | sed 's/[^/]*$/blind-flip/')"
-flop="$(printf '%s\n' "$0" | sed 's/[^/]*$/blind-flop/')"
+flip="$(printf '%s\n' "$0" | tr '/\n' '\n/' | sed '$s/^.*$/blind-flip\//' | tr '/\n' '\n/')"
+flop="$(printf '%s\n' "$0" | tr '/\n' '\n/' | sed '$s/^.*$/blind-flop\//' | tr '/\n' '\n/')"
 
 "$flip" | "$flop"
diff --git a/blind-rotate-270 b/blind-rotate-270
index 77305ca..4c97b96 100755
--- a/blind-rotate-270
+++ b/blind-rotate-270
@@ -12,7 +12,7 @@ if ! test $# = 0; then
 	fi
 fi
 
-transpose="$(printf '%s\n' "$0" | sed 's/[^/]*$/blind-transpose/')"
-flop="$(     printf '%s\n' "$0" | sed 's/[^/]*$/blind-flop/')"
+transpose="$(printf '%s\n' "$0" | tr '/\n' '\n/' | sed '$s/^.*$/blind-transpose\//' | tr '/\n' '\n/')"
+flop="$(     printf '%s\n' "$0" | tr '/\n' '\n/' | sed '$s/^.*$/blind-flop\//'      | tr '/\n' '\n/')"
 
 "$flop" | "$transpose"
diff --git a/blind-rotate-90 b/blind-rotate-90
index bbecc5b..9e41ef5 100755
--- a/blind-rotate-90
+++ b/blind-rotate-90
@@ -12,7 +12,7 @@ if ! test $# = 0; then
 	fi
 fi
 
-transpose="$(printf '%s\n' "$0" | sed 's/[^/]*$/blind-transpose/')"
-flop="$(     printf '%s\n' "$0" | sed 's/[^/]*$/blind-flop/')"
+transpose="$(printf '%s\n' "$0" | tr '/\n' '\n/' | sed '$s/^.*$/blind-transpose\//' | tr '/\n' '\n/')"
+flop="$(     printf '%s\n' "$0" | tr '/\n' '\n/' | sed '$s/^.*$/blind-flop\//'      | tr '/\n' '\n/')"
 
 "$transpose" | "$flop"