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authorH.J. Lu <hjl.tools@gmail.com>2024-05-24 08:00:34 -0700
committerH.J. Lu <hjl.tools@gmail.com>2024-05-24 10:14:41 -0700
commit30a745450e01e4c6f484dc691c16a54a6ea72288 (patch)
treeb825286ab1b663d50318946ed7ecf18367c5225a
parent639c143db3fcf6ec1537b86946233c0bc3b03d6e (diff)
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Test fscanf of long double without <stdio.h>
Add a test for fscanf of long double without including <stdio.h>.

Signed-off-by: H.J. Lu <hjl.tools@gmail.com>
Reviewed-by: Sunil K Pandey <skpgkp2@gmail.com>
-rw-r--r--stdio-common/Makefile1
-rw-r--r--stdio-common/test-fscanf.c37
-rw-r--r--stdio-common/test-fscanf.input1
3 files changed, 39 insertions, 0 deletions
diff --git a/stdio-common/Makefile b/stdio-common/Makefile
index 6bc972af1a..274bece0a2 100644
--- a/stdio-common/Makefile
+++ b/stdio-common/Makefile
@@ -193,6 +193,7 @@ tests := \
   scanf18 \
   scanf19 \
   temptest \
+  test-fscanf \
   test-fseek \
   test-fwrite \
   test-popen \
diff --git a/stdio-common/test-fscanf.c b/stdio-common/test-fscanf.c
new file mode 100644
index 0000000000..f2c4250b51
--- /dev/null
+++ b/stdio-common/test-fscanf.c
@@ -0,0 +1,37 @@
+/* Test fscanf of long double without <stdio.h>.
+   Copyright (C) 2024 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#include <string.h>
+
+struct FILE;
+extern struct FILE *stdin;
+extern int fscanf (struct FILE *, const char *, ...);
+
+int
+main (void)
+{
+  int n, i;
+  long double x;
+  char name[50];
+  n = fscanf (stdin, "%d%Lf%s", &i, &x, name);
+
+  if (n != 3 || i != 25 || x != 24.5 || strcmp (name, "thompson"))
+    return 1;
+
+  return 0;
+}
diff --git a/stdio-common/test-fscanf.input b/stdio-common/test-fscanf.input
new file mode 100644
index 0000000000..69322cc51a
--- /dev/null
+++ b/stdio-common/test-fscanf.input
@@ -0,0 +1 @@
+25 24.5 thompson