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-rw-r--r--m4/fpurge.m445
1 files changed, 0 insertions, 45 deletions
diff --git a/m4/fpurge.m4 b/m4/fpurge.m4
deleted file mode 100644
index 234f563f8..000000000
--- a/m4/fpurge.m4
+++ /dev/null
@@ -1,45 +0,0 @@
-# fpurge.m4 serial 7
-dnl Copyright (C) 2007, 2009-2011 Free Software Foundation, Inc.
-dnl This file is free software; the Free Software Foundation
-dnl gives unlimited permission to copy and/or distribute it,
-dnl with or without modifications, as long as this notice is preserved.
-
-AC_DEFUN([gl_FUNC_FPURGE],
-[
- AC_REQUIRE([gl_STDIO_H_DEFAULTS])
- AC_CHECK_FUNCS_ONCE([fpurge])
- AC_CHECK_FUNCS_ONCE([__fpurge])
- AC_CHECK_DECLS([fpurge], , , [[#include <stdio.h>]])
- if test "x$ac_cv_func_fpurge" = xyes; then
- HAVE_FPURGE=1
- # Detect BSD bug. Only cygwin 1.7 is known to be immune.
- AC_CACHE_CHECK([whether fpurge works], [gl_cv_func_fpurge_works],
- [AC_RUN_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>
-]], [FILE *f = fopen ("conftest.txt", "w+");
- if (!f) return 1;
- if (fputc ('a', f) != 'a') return 2;
- rewind (f);
- if (fgetc (f) != 'a') return 3;
- if (fgetc (f) != EOF) return 4;
- if (fpurge (f) != 0) return 5;
- if (putc ('b', f) != 'b') return 6;
- if (fclose (f) != 0) return 7;
- if ((f = fopen ("conftest.txt", "r")) == NULL) return 8;
- if (fgetc (f) != 'a') return 9;
- if (fgetc (f) != 'b') return 10;
- if (fgetc (f) != EOF) return 11;
- if (fclose (f) != 0) return 12;
- if (remove ("conftest.txt") != 0) return 13;
- return 0;])],
- [gl_cv_func_fpurge_works=yes], [gl_cv_func_fpurge_works=no],
- [gl_cv_func_fpurge_works='guessing no'])])
- if test "x$gl_cv_func_fpurge_works" != xyes; then
- REPLACE_FPURGE=1
- fi
- else
- HAVE_FPURGE=0
- fi
- if test "x$ac_cv_have_decl_fpurge" = xno; then
- HAVE_DECL_FPURGE=0
- fi
-])