From c6a0fd0acd634c119f7d0f19e44f0d2ee40636cc Mon Sep 17 00:00:00 2001
From: miha-q <>
Date: Thu, 21 Mar 2024 12:52:23 -0400
Subject: [PATCH] Thu Mar 21 12:52:23 PM EDT 2024

---
 src/openqasm.c | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/openqasm.c b/src/openqasm.c
index 0873a83..4fdfcd7 100644
--- a/src/openqasm.c
+++ b/src/openqasm.c
@@ -778,14 +778,22 @@ int qanselBuildFromSource(char* source, unsigned char** binary, int* binarySize,
 		fprintf(stderr, "QAnsel: Source file truncated.\n");
 		source[INT_MAX/2] = 0;
 	}
-	if (!qanselContextValidate(ctx)) return 0;
+	if (!qanselContextValidate(ctx))
+	{
+		fprintf(stderr, "QAnsel: Invalid context.\n");
+		return 0;
+	}
 	char** chunks;
 	int* chunksAssociatedLines;
 	int chunksCount;
 	int status = qansel_read_script(source, &chunks, &chunksAssociatedLines, &chunksCount);
 	int samplingshots = ctx->sampling_shots;
 	ctx->sampling_shots = 0;
-	if (!status) return 0;
+	if (!status)
+	{
+		fprintf(stderr, "QAnsel: Read script failure.\n");
+		return 0;
+	}
 	status = qansel_process_chunks(chunks, chunksAssociatedLines, chunksCount, binary, binarySize, ctx, samplingshots);
 	for (int i = 0; i < chunksCount; i++) free(chunks[i]);
 	free(chunks);
@@ -794,6 +802,7 @@ int qanselBuildFromSource(char* source, unsigned char** binary, int* binarySize,
 	if (!status)
 	{
 		*binarySize = 0;
+		fprintf(stderr, "QAnsel: Error encountered while processing chunks.\n");
 		return 0;
 	}
 	if (ctx->optimization_level & QANSEL_MODE_SMART)
-- 
2.39.5