From c7a602f5d1e1109e341f25bad264a11f2beec9b3 Mon Sep 17 00:00:00 2001
From: Thomas White <taw@physics.org>
Date: Mon, 6 May 2024 10:32:17 +0200
Subject: indexamajig: Avoid is_hdf5_file("-", ...)

With thanks to biochem-fan.
Fixes: https://github.com/taw10/crystfel/issues/12
---
 src/indexamajig.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/indexamajig.c b/src/indexamajig.c
index aa0db210..9416d234 100644
--- a/src/indexamajig.c
+++ b/src/indexamajig.c
@@ -1241,7 +1241,10 @@ int main(int argc, char *argv[])
 		return 1;
 	}
 
-	if ( (args.filename != NULL) && is_hdf5_file(args.filename, &err) ) {
+	if ( (args.filename != NULL)
+	  && (strcmp(args.filename, "-") != 0)
+	  && is_hdf5_file(args.filename, &err) )
+	{
 		ERROR("Your input file appears to be an HDF5 file.\n");
 		ERROR("The input file should be a list of data files, not the "
 		      "data file itself.\n");
-- 
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