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51 lines
1.4 KiB
Plaintext
51 lines
1.4 KiB
Plaintext
#serial 5
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dnl From Volker Borchert.
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dnl Determine whether rename works for source paths with a trailing slash.
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dnl The rename from SunOS 4.1.1_U1 doesn't.
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dnl
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dnl If it doesn't, then define RENAME_TRAILING_SLASH_BUG and arrange
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dnl to compile the wrapper function.
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dnl
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AC_DEFUN([vb_FUNC_RENAME],
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[
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AC_CACHE_CHECK([whether rename is broken],
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vb_cv_func_rename_trailing_slash_bug,
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[
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rm -rf conftest.d1 conftest.d2
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mkdir conftest.d1 ||
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AC_MSG_ERROR([cannot create temporary directory])
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AC_TRY_RUN([
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# include <stdio.h>
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int
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main ()
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{
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exit (rename ("conftest.d1/", "conftest.d2") ? 1 : 0);
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}
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],
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vb_cv_func_rename_trailing_slash_bug=no,
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vb_cv_func_rename_trailing_slash_bug=yes,
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dnl When crosscompiling, assume rename is broken.
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vb_cv_func_rename_trailing_slash_bug=yes)
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rm -rf conftest.d1 conftest.d2
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])
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if test $vb_cv_func_rename_trailing_slash_bug = yes; then
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AC_LIBOBJ(rename)
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AC_DEFINE(rename, rpl_rename,
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[Define to rpl_rename if the replacement function should be used.])
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AC_DEFINE(RENAME_TRAILING_SLASH_BUG, 1,
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[Define if rename does not work for source paths with a trailing slash,
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like the one from SunOS 4.1.1_U1.])
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gl_PREREQ_RENAME
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fi
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])
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# Prerequisites of lib/rename.c.
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AC_DEFUN([gl_PREREQ_RENAME],
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[
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AC_CHECK_HEADERS_ONCE(stdlib.h string.h)
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AC_CHECK_DECLS_ONCE(free)
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])
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