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authorJakub Jelinek <jakub@redhat.com>2008-05-24 18:14:36 +0000
committerJakub Jelinek <jakub@redhat.com>2008-05-24 18:14:36 +0000
commitad8a5511966f4e00625723fc83c0240ca8b08610 (patch)
tree6ed6157ae12a6af611d39bb8a819dc5edca438b9 /stdio-common/scanf17.c
parente20038838008fdc87dc36d256e72190a39f17a1a (diff)
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* libio/stdio.h (vscanf): Fix -std=c99 redirect.
* stdio-common/Makefile (tests): Add scanf16 and scanf17. (CFLAGS-scanf17.c): New. * stdio-common/scanf14.c (main): Add fscanf and scanf tests. * stdio-common/scanf15.c (main): Likewise. * stdio-common/scanf16.c: New test. * stdio-common/scanf17.c: New test. 2008-05-24 Jakub Jelinek <jakub@redhat.com> * libio/stdio.h (vscanf): Fix -std=c99 redirect. * stdio-common/Makefile (tests): Add scanf16 and scanf17. (CFLAGS-scanf17.c): New. * stdio-common/scanf14.c (main): Add fscanf and scanf tests. * stdio-common/scanf15.c (main): Likewise. * stdio-common/scanf16.c: New test. * stdio-common/scanf17.c: New test.
Diffstat (limited to 'stdio-common/scanf17.c')
-rw-r--r--stdio-common/scanf17.c128
1 files changed, 128 insertions, 0 deletions
diff --git a/stdio-common/scanf17.c b/stdio-common/scanf17.c
new file mode 100644
index 0000000..ee9024f
--- /dev/null
+++ b/stdio-common/scanf17.c
@@ -0,0 +1,128 @@
+#undef _GNU_SOURCE
+#define _XOPEN_SOURCE 600
+/* The following macro definitions are a hack. They word around disabling
+ the GNU extension while still using a few internal headers. */
+#define u_char unsigned char
+#define u_short unsigned short
+#define u_int unsigned int
+#define u_long unsigned long
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <wchar.h>
+
+#define FAIL() \
+ do { \
+ result = 1; \
+ printf ("test at line %d failed\n", __LINE__); \
+ } while (0)
+
+static int
+xsscanf (const char *str, const char *fmt, ...)
+{
+ va_list ap;
+ va_start (ap, fmt);
+ int ret = vsscanf (str, fmt, ap);
+ va_end (ap);
+ return ret;
+}
+
+static int
+xscanf (const char *fmt, ...)
+{
+ va_list ap;
+ va_start (ap, fmt);
+ int ret = vscanf (fmt, ap);
+ va_end (ap);
+ return ret;
+}
+
+static int
+xfscanf (FILE *f, const char *fmt, ...)
+{
+ va_list ap;
+ va_start (ap, fmt);
+ int ret = vfscanf (f, fmt, ap);
+ va_end (ap);
+ return ret;
+}
+
+int
+main (void)
+{
+ float f;
+ double d;
+ char c[8];
+ int result = 0;
+
+ if (xsscanf (" 0.25s x", "%e%3c", &f, c) != 2)
+ FAIL ();
+ else if (f != 0.25 || memcmp (c, "s x", 3) != 0)
+ FAIL ();
+ if (xsscanf (" 1.25s x", "%as%2c", &f, c) != 2)
+ FAIL ();
+ else if (f != 1.25 || memcmp (c, " x", 2) != 0)
+ FAIL ();
+ if (xsscanf (" 2.25s x", "%las%2c", &d, c) != 2)
+ FAIL ();
+ else if (d != 2.25 || memcmp (c, " x", 2) != 0)
+ FAIL ();
+ if (xsscanf (" 3.25S x", "%4aS%2c", &f, c) != 2)
+ FAIL ();
+ else if (f != 3.25 || memcmp (c, " x", 2) != 0)
+ FAIL ();
+ if (xsscanf (" 4.25[0-9.] x", "%a[0-9.]%2c", &f, c) != 2)
+ FAIL ();
+ else if (f != 4.25 || memcmp (c, " x", 2) != 0)
+ FAIL ();
+ if (xsscanf (" 5.25[0-9.] x", "%la[0-9.]%2c", &d, c) != 2)
+ FAIL ();
+ else if (d != 5.25 || memcmp (c, " x", 2) != 0)
+ FAIL ();
+
+ const char *tmpdir = getenv ("TMPDIR");
+ if (tmpdir == NULL || tmpdir[0] == '\0')
+ tmpdir = "/tmp";
+
+ char fname[strlen (tmpdir) + sizeof "/tst-scanf17.XXXXXX"];
+ sprintf (fname, "%s/tst-scanf17.XXXXXX", tmpdir);
+ if (fname == NULL)
+ FAIL ();
+
+ /* Create a temporary file. */
+ int fd = mkstemp (fname);
+ if (fd == -1)
+ FAIL ();
+
+ FILE *fp = fdopen (fd, "w+");
+ if (fp == NULL)
+ FAIL ();
+ else
+ {
+ if (fputs (" 1.25s x", fp) == EOF)
+ FAIL ();
+ if (fseek (fp, 0, SEEK_SET) != 0)
+ FAIL ();
+ if (xfscanf (fp, "%as%2c", &f, c) != 2)
+ FAIL ();
+ else if (f != 1.25 || memcmp (c, " x", 2) != 0)
+ FAIL ();
+
+ if (freopen (fname, "r", stdin) == NULL)
+ FAIL ();
+ else
+ {
+ if (xscanf ("%as%2c", &f, c) != 2)
+ FAIL ();
+ else if (f != 1.25 || memcmp (c, " x", 2) != 0)
+ FAIL ();
+ }
+
+ fclose (fp);
+ }
+
+ remove (fname);
+
+ return result;
+}