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authorDariusz Michaluk <d.michaluk@samsung.com>2024-02-13 15:44:51 +0100
committerDariusz Michaluk <d.michaluk@samsung.com>2024-02-14 10:46:44 +0100
commitc28e9eeaa4dccef63b3b237ebe8a8b5abb23e335 (patch)
tree504a1953b56446487f4759d3a5f348bbeb925461 /src/gl/m4/open.m4
parent1778d37a3eec1209d7c9c064318f3ff8c5132490 (diff)
parent031996ef501f8c3d0532f7df1c38cf2e540a4f11 (diff)
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Change-Id: I893fd2c90c487d6e13b0b10e25b2cafc408da180
Diffstat (limited to 'src/gl/m4/open.m4')
-rw-r--r--src/gl/m4/open.m456
1 files changed, 56 insertions, 0 deletions
diff --git a/src/gl/m4/open.m4 b/src/gl/m4/open.m4
new file mode 100644
index 0000000..f82fd6c
--- /dev/null
+++ b/src/gl/m4/open.m4
@@ -0,0 +1,56 @@
+# open.m4 serial 15
+dnl Copyright (C) 2007-2022 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_OPEN],
+[
+ AC_REQUIRE([AC_CANONICAL_HOST])
+ AC_REQUIRE([gl_PREPROC_O_CLOEXEC])
+ case "$host_os" in
+ mingw* | pw*)
+ REPLACE_OPEN=1
+ ;;
+ *)
+ dnl open("foo/") should not create a file when the file name has a
+ dnl trailing slash. FreeBSD only has the problem on symlinks.
+ AC_CHECK_FUNCS_ONCE([lstat])
+ if test "$gl_cv_macro_O_CLOEXEC" != yes; then
+ REPLACE_OPEN=1
+ fi
+ gl_OPEN_TRAILING_SLASH_BUG
+ case "$gl_cv_func_open_slash" in
+ *no)
+ REPLACE_OPEN=1
+ ;;
+ esac
+ ;;
+ esac
+ dnl Replace open() for supporting the gnulib-defined fchdir() function,
+ dnl to keep fchdir's bookkeeping up-to-date.
+ m4_ifdef([gl_FUNC_FCHDIR], [
+ if test $REPLACE_OPEN = 0; then
+ gl_TEST_FCHDIR
+ if test $HAVE_FCHDIR = 0; then
+ REPLACE_OPEN=1
+ fi
+ fi
+ ])
+ dnl Replace open() for supporting the gnulib-defined O_NONBLOCK flag.
+ m4_ifdef([gl_NONBLOCKING_IO], [
+ if test $REPLACE_OPEN = 0; then
+ gl_NONBLOCKING_IO
+ if test $gl_cv_have_open_O_NONBLOCK != yes; then
+ REPLACE_OPEN=1
+ fi
+ fi
+ ])
+])
+
+# Prerequisites of lib/open.c.
+AC_DEFUN([gl_PREREQ_OPEN],
+[
+ AC_REQUIRE([gl_PROMOTED_TYPE_MODE_T])
+ :
+])