bpo-45666: fixes warning with swprintf and %s (GH-29307)

sobolevn · web-flow · commit aad48062ef8f · 2021-10-31T10:13:54.000+08:00
diff --git a/Misc/NEWS.d/next/Build/2021-10-29-12-54-53.bpo-45666.w2G63u.rst b/Misc/NEWS.d/next/Build/2021-10-29-12-54-53.bpo-45666.w2G63u.rst
@@ -0,0 +1 @@
+Fix warning of ``swprintf`` and ``%s`` usage in ``_testembed.c``
diff --git a/Programs/_testembed.c b/Programs/_testembed.c
@@ -1733,7 +1733,7 @@ static int check_use_frozen_modules(const char *rawval)
     if (rawval == NULL) {
         wcscpy(optval, L"frozen_modules");
     }
-    else if (swprintf(optval, 100, L"frozen_modules=%s", rawval) < 0) {
+    else if (swprintf(optval, 100, L"frozen_modules=%S", rawval) < 0) {
         error("rawval is too long");
         return -1;
     }

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1 @@`
	`1`	+Fix warning of ``swprintf`` and ``%s`` usage in ``_testembed.c``
Original file line number	Diff line number	Diff line change
`@@ -1733,7 +1733,7 @@ static int check_use_frozen_modules(const char *rawval)`
`1733`	`1733`	`if (rawval == NULL) {`
`1734`	`1734`	`wcscpy(optval, L"frozen_modules");`
`1735`	`1735`	`}`
`1736`		`- else if (swprintf(optval, 100, L"frozen_modules=%s", rawval) < 0) {`
	`1736`	`+ else if (swprintf(optval, 100, L"frozen_modules=%S", rawval) < 0) {`
`1737`	`1737`	`error("rawval is too long");`
`1738`	`1738`	`return -1;`
`1739`	`1739`	`}`