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authorRichard Maw <richard.maw@codethink.co.uk>2012-01-17 14:43:55 +0000
committerRichard Maw <richard.maw@codethink.co.uk>2012-01-17 14:43:55 +0000
commit2de9abc5c9d40b3c716307d67d16146f823fd554 (patch)
tree6979db67934ddc8b564150b465846a383b428ff8 /m4/write.m4
parent33cc1c6fda6e72a7bae1401e9b2cec495a4d3ff1 (diff)
downloadpatch-baserock/bootstrap.tar.gz
Diffstat (limited to 'm4/write.m4')
-rw-r--r--m4/write.m435
1 files changed, 35 insertions, 0 deletions
diff --git a/m4/write.m4 b/m4/write.m4
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+++ b/m4/write.m4
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+# write.m4 serial 4
+dnl Copyright (C) 2008-2011 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_WRITE],
+[
+ AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
+ AC_REQUIRE([gl_MSVC_INVAL])
+ if test $HAVE_MSVC_INVALID_PARAMETER_HANDLER = 1; then
+ REPLACE_WRITE=1
+ fi
+ dnl This ifdef is just an optimization, to avoid performing a configure
+ dnl check whose result is not used. It does not make the test of
+ dnl GNULIB_UNISTD_H_SIGPIPE or GNULIB_SIGPIPE redundant.
+ m4_ifdef([gl_SIGNAL_SIGPIPE], [
+ gl_SIGNAL_SIGPIPE
+ if test $gl_cv_header_signal_h_SIGPIPE != yes; then
+ REPLACE_WRITE=1
+ fi
+ ])
+ m4_ifdef([gl_NONBLOCKING_IO], [
+ gl_NONBLOCKING_IO
+ if test $gl_cv_have_nonblocking != yes; then
+ REPLACE_WRITE=1
+ fi
+ ])
+])
+
+# Prerequisites of lib/write.c.
+AC_DEFUN([gl_PREREQ_WRITE],
+[
+ AC_REQUIRE([AC_C_INLINE])
+])