Add a -f switch to psub to use regular files instead of fifos. This makes psub work with programs that need to seek. This change was suggested by Alexander Kellet.

darcs-hash:20070115174330-ac50b-2349cef2d1a26a9e7c9356691bc74991135c1d2c.gz

1 files changed, 38 insertions, 11 deletions

diff --git a/share/functions/psub.fish b/share/functions/psub.fish
index e6d3d0fb..c40c90b1 100644
--- a/share/functions/psub.fish
+++ b/share/functions/psub.fish
@@ -4,17 +4,40 @@ function psub -d (N_ "Read from stdin into a file and output the filename. Remov
 
 	set -l filename
 	set -l funcname
+	set -l use_fifo 1
+	set -l shortopt -o hf
+	set -l longopt -l help,file
 
-	if count $argv >/dev/null
-		switch $argv[1]
-			case '-h*' --h --he --hel --help
+	if getopt -T >/dev/null
+		set longopt 
+	end
+
+	if not getopt -n psub -Q $shortopt $longopt -- $argv
+		return 1
+	end
+
+	set -l tmp (getopt $shortopt $longopt -- $argv)
+
+	eval set opt $tmp
+
+	while count $opt >/dev/null
+
+		switch $opt[1]
+			case -h --help
 				__fish_print_help psub
 				return 0
 
-			case '*'
-				printf (_ "%s: Unknown argument '%s'\n") psub $argv[1]
-				return 1
+			case -f --file
+				set use_fifo 0
+
+			case --
+				set -e opt[1]
+				break
+
 		end
+
+		set -e opt[1]
+
 	end
 
 	if not status --is-command-substitution
@@ -30,11 +53,15 @@ function psub -d (N_ "Read from stdin into a file and output the filename. Remov
 		end
 	end
 
-	# Write output to pipe. This needs to be done in the background so
-	# that the command substitution exits without needing to wait for
-	# all the commands to exit
-	mkfifo $filename 
-	cat >$filename &
+	if test use_fifo = 1
+		# Write output to pipe. This needs to be done in the background so
+		# that the command substitution exits without needing to wait for
+		# all the commands to exit
+		mkfifo $filename 
+		cat >$filename &
+	else
+		cat >$filename
+	end
 
 	# Write filename to stdout
 	echo $filename