diff --git a/lib/matplotlib/tests/test_texmanager.py b/lib/matplotlib/tests/test_texmanager.py
index 29ed9d86597f..fbff21144e60 100644
--- a/lib/matplotlib/tests/test_texmanager.py
+++ b/lib/matplotlib/tests/test_texmanager.py
@@ -1,5 +1,8 @@
+import os
from pathlib import Path
import re
+import subprocess
+import sys
import matplotlib.pyplot as plt
from matplotlib.texmanager import TexManager
@@ -57,3 +60,15 @@ def test_unicode_characters():
with pytest.raises(RuntimeError):
ax.set_title('\N{SNOWMAN}')
fig.canvas.draw()
+
+
+@needs_usetex
+def test_openin_any_paranoid():
+ completed = subprocess.run(
+ [sys.executable, "-c",
+ 'import matplotlib.pyplot as plt;'
+ 'plt.rcParams.update({"text.usetex": True});'
+ 'plt.title("paranoid");'
+ 'plt.show(block=False);'],
+ env={**os.environ, 'openin_any': 'p'}, check=True, capture_output=True)
+ assert completed.stderr == b""
diff --git a/lib/matplotlib/texmanager.py b/lib/matplotlib/texmanager.py
index edac2fec9c79..c0d37edbc3d8 100644
--- a/lib/matplotlib/texmanager.py
+++ b/lib/matplotlib/texmanager.py
@@ -291,12 +291,16 @@ def make_dvi(cls, tex, fontsize):
# and thus replace() works atomically. It also allows referring to
# the texfile with a relative path (for pathological MPLCONFIGDIRs,
# the absolute path may contain characters (e.g. ~) that TeX does
- # not support.)
- with TemporaryDirectory(dir=Path(dvifile).parent) as tmpdir:
+ # not support; n.b. relative paths cannot traverse parents, or it
+ # will be blocked when `openin_any = p` in texmf.cnf).
+ cwd = Path(dvifile).parent
+ with TemporaryDirectory(dir=cwd) as tmpdir:
+ tmppath = Path(tmpdir)
cls._run_checked_subprocess(
["latex", "-interaction=nonstopmode", "--halt-on-error",
- f"../{texfile.name}"], tex, cwd=tmpdir)
- (Path(tmpdir) / Path(dvifile).name).replace(dvifile)
+ f"--output-directory={tmppath.name}",
+ f"{texfile.name}"], tex, cwd=cwd)
+ (tmppath / Path(dvifile).name).replace(dvifile)
return dvifile
@classmethod
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