/* Copyright (C) 2001 Free Software Foundation.
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/* Copyright (C) 2001 Free Software Foundation.
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Ensure all expected transformations of builtin fprintf occur and
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Ensure all expected transformations of builtin fprintf occur and
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that we honor side effects in the arguments.
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that we honor side effects in the arguments.
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Written by Kaveh R. Ghazi, 1/7/2001. */
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Written by Kaveh R. Ghazi, 1/7/2001. */
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#include <stdio.h>
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#include <stdio.h>
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extern int fprintf_unlocked (FILE *, const char *, ...);
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extern int fprintf_unlocked (FILE *, const char *, ...);
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extern void abort(void);
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extern void abort(void);
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void
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void
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main_test (void)
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main_test (void)
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{
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{
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FILE *s_array[] = {stdout, NULL}, **s_ptr = s_array;
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FILE *s_array[] = {stdout, NULL}, **s_ptr = s_array;
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const char *const s1 = "hello world";
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const char *const s1 = "hello world";
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const char *const s2[] = { s1, 0 }, *const*s3;
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const char *const s2[] = { s1, 0 }, *const*s3;
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fprintf (*s_ptr, "");
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fprintf (*s_ptr, "");
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fprintf (*s_ptr, "%s", "");
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fprintf (*s_ptr, "%s", "");
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fprintf (*s_ptr, "%s", "hello");
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fprintf (*s_ptr, "%s", "hello");
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fprintf (*s_ptr, "%s", "\n");
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fprintf (*s_ptr, "%s", "\n");
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fprintf (*s_ptr, "%s", *s2);
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fprintf (*s_ptr, "%s", *s2);
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s3 = s2;
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s3 = s2;
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fprintf (*s_ptr, "%s", *s3++);
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fprintf (*s_ptr, "%s", *s3++);
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if (s3 != s2+1 || *s3 != 0)
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if (s3 != s2+1 || *s3 != 0)
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abort();
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abort();
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s3 = s2;
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s3 = s2;
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fprintf (*s_ptr++, "%s", *s3++);
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fprintf (*s_ptr++, "%s", *s3++);
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if (s3 != s2+1 || *s3 != 0 || s_ptr != s_array+1 || *s_ptr != 0)
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if (s3 != s2+1 || *s3 != 0 || s_ptr != s_array+1 || *s_ptr != 0)
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abort();
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abort();
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s_ptr = s_array;
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s_ptr = s_array;
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fprintf (*s_ptr, "%c", '\n');
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fprintf (*s_ptr, "%c", '\n');
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fprintf (*s_ptr, "%c", **s2);
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fprintf (*s_ptr, "%c", **s2);
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s3 = s2;
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s3 = s2;
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fprintf (*s_ptr, "%c", **s3++);
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fprintf (*s_ptr, "%c", **s3++);
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if (s3 != s2+1 || *s3 != 0)
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if (s3 != s2+1 || *s3 != 0)
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abort();
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abort();
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s3 = s2;
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s3 = s2;
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fprintf (*s_ptr++, "%c", **s3++);
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fprintf (*s_ptr++, "%c", **s3++);
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if (s3 != s2+1 || *s3 != 0 || s_ptr != s_array+1 || *s_ptr != 0)
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if (s3 != s2+1 || *s3 != 0 || s_ptr != s_array+1 || *s_ptr != 0)
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abort();
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abort();
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s_ptr = s_array;
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s_ptr = s_array;
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fprintf (*s_ptr++, "hello world");
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fprintf (*s_ptr++, "hello world");
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if (s_ptr != s_array+1 || *s_ptr != 0)
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if (s_ptr != s_array+1 || *s_ptr != 0)
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abort();
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abort();
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s_ptr = s_array;
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s_ptr = s_array;
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fprintf (*s_ptr, "\n");
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fprintf (*s_ptr, "\n");
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/* Test at least one instance of the __builtin_ style. We do this
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/* Test at least one instance of the __builtin_ style. We do this
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to ensure that it works and that the prototype is correct. */
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to ensure that it works and that the prototype is correct. */
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__builtin_fprintf (*s_ptr, "%s", "hello world\n");
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__builtin_fprintf (*s_ptr, "%s", "hello world\n");
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/* Check the unlocked style, these evaluate to nothing to avoid
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/* Check the unlocked style, these evaluate to nothing to avoid
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problems on systems without the unlocked functions. */
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problems on systems without the unlocked functions. */
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fprintf_unlocked (*s_ptr, "");
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fprintf_unlocked (*s_ptr, "");
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__builtin_fprintf_unlocked (*s_ptr, "");
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__builtin_fprintf_unlocked (*s_ptr, "");
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fprintf_unlocked (*s_ptr, "%s", "");
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fprintf_unlocked (*s_ptr, "%s", "");
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__builtin_fprintf_unlocked (*s_ptr, "%s", "");
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__builtin_fprintf_unlocked (*s_ptr, "%s", "");
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}
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}
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