parse: Only process the last -files0-from

GNU find intentionally makes later -files0-from options override earlier
ones, for symmetry with similar features like du --files0-from.  Change
bfs to match.

Link: https://savannah.gnu.org/bugs/?66965

12 files changed, 105 insertions, 4 deletions

diff --git a/tests/gnu/files0_from_empty.sh b/tests/gnu/files0_from_empty.sh
index 85eee8f..7b42772 100644
--- a/tests/gnu/files0_from_empty.sh
+++ b/tests/gnu/files0_from_empty.sh
@@ -1 +1 @@
-! printf "\0" | invoke_bfs -files0-from -
+! printf '\0' | invoke_bfs -files0-from -
diff --git a/tests/gnu/files0_from_file_file.out b/tests/gnu/files0_from_file_file.out
new file mode 100644
index 0000000..fb683c7
--- /dev/null
+++ b/tests/gnu/files0_from_file_file.out
@@ -0,0 +1,2 @@
+basic/g
+basic/g/h
diff --git a/tests/gnu/files0_from_file_file.sh b/tests/gnu/files0_from_file_file.sh
new file mode 100644
index 0000000..1119952
--- /dev/null
+++ b/tests/gnu/files0_from_file_file.sh
@@ -0,0 +1,3 @@
+printf 'basic/c\0' >"$TEST/in1"
+printf 'basic/g\0' >"$TEST/in2"
+bfs_diff -files0-from "$TEST/in1" -files0-from "$TEST/in2"
diff --git a/tests/gnu/files0_from_ok.sh b/tests/gnu/files0_from_ok.sh
deleted file mode 100644
index 8e145ce..0000000
--- a/tests/gnu/files0_from_ok.sh
+++ /dev/null
@@ -1 +0,0 @@
-! printf "basic\0" | invoke_bfs -files0-from - -ok echo {} \;
diff --git a/tests/gnu/files0_from_stdin_ok.sh b/tests/gnu/files0_from_stdin_ok.sh
new file mode 100644
index 0000000..0283c8d
--- /dev/null
+++ b/tests/gnu/files0_from_stdin_ok.sh
@@ -0,0 +1 @@
+! printf 'basic\0' | invoke_bfs -files0-from - -ok echo {} \;
diff --git a/tests/gnu/files0_from_stdin_ok_file.out b/tests/gnu/files0_from_stdin_ok_file.out
new file mode 100644
index 0000000..0f6b00d
--- /dev/null
+++ b/tests/gnu/files0_from_stdin_ok_file.out
@@ -0,0 +1,45 @@
+
+
+
+
+ 
+ /j
+ /j
+!
+!-
+!-/e
+!-/e
+!/d
+!/d
+(
+(-
+(-/c
+(-/c
+(/b
+(/b
+)
+)/g
+)/g
+*
+*/m
+*/m
+,
+,/f
+,/f
+-
+-/a
+-/a
+...
+.../h
+.../h
+/n
+/n
+[
+[/k
+[/k
+\
+\/i
+\/i
+{
+{/l
+{/l
diff --git a/tests/gnu/files0_from_stdin_ok_file.sh b/tests/gnu/files0_from_stdin_ok_file.sh
new file mode 100644
index 0000000..028df0c
--- /dev/null
+++ b/tests/gnu/files0_from_stdin_ok_file.sh
@@ -0,0 +1,4 @@
+FILE="$TMP/$TEST.in"
+cd weirdnames
+invoke_bfs -mindepth 1 -fprintf "$FILE" "%P\0"
+yes | bfs_diff -files0-from - -ok printf '%s\n' {} \; -files0-from "$FILE"
diff --git a/tests/gnu/files0_from_stdin_stdin.out b/tests/gnu/files0_from_stdin_stdin.out
new file mode 100644
index 0000000..0f6b00d
--- /dev/null
+++ b/tests/gnu/files0_from_stdin_stdin.out
@@ -0,0 +1,45 @@
+
+
+
+
+ 
+ /j
+ /j
+!
+!-
+!-/e
+!-/e
+!/d
+!/d
+(
+(-
+(-/c
+(-/c
+(/b
+(/b
+)
+)/g
+)/g
+*
+*/m
+*/m
+,
+,/f
+,/f
+-
+-/a
+-/a
+...
+.../h
+.../h
+/n
+/n
+[
+[/k
+[/k
+\
+\/i
+\/i
+{
+{/l
+{/l
diff --git a/tests/gnu/files0_from_stdin_stdin.sh b/tests/gnu/files0_from_stdin_stdin.sh
new file mode 100644
index 0000000..8f6368f
--- /dev/null
+++ b/tests/gnu/files0_from_stdin_stdin.sh
@@ -0,0 +1,2 @@
+cd weirdnames
+invoke_bfs -mindepth 1 -printf "%P\0" | bfs_diff -files0-from - -files0-from -
diff --git a/tests/gnu/ok_files0_from.sh b/tests/gnu/ok_files0_from.sh
deleted file mode 100644
index 0e2818b..0000000
--- a/tests/gnu/ok_files0_from.sh
+++ /dev/null
@@ -1 +0,0 @@
-! printf "basic\0" | invoke_bfs -ok echo {} \; -files0-from -
diff --git a/tests/gnu/ok_files0_from_stdin.sh b/tests/gnu/ok_files0_from_stdin.sh
new file mode 100644
index 0000000..2c4de7b
--- /dev/null
+++ b/tests/gnu/ok_files0_from_stdin.sh
@@ -0,0 +1 @@
+! printf 'basic\0' | invoke_bfs -ok echo {} \; -files0-from -
diff --git a/tests/gnu/ok_flush.sh b/tests/gnu/ok_flush.sh
index 87c7298..a5dc0d0 100644
--- a/tests/gnu/ok_flush.sh
+++ b/tests/gnu/ok_flush.sh
@@ -1,4 +1,4 @@
 # I/O streams should be flushed before -ok prompts
-yes | invoke_bfs basic -printf '%p ? ' -ok echo found \; 2>&1 | tr '\0' ' ' | sed 's/?.*?/?/' >"$OUT"
+yes | invoke_bfs basic -printf '%p ? ' -ok echo found \; 2>&1 | sed 's/?.*?/?/' >"$OUT"
 sort_output
 diff_output