mirror of
https://https.git.savannah.gnu.org/git/gnulib.git
synced 2026-09-06 05:31:48 +00:00
Bruno Haible
2c78d1eade
* lib/stdalign.in.h: Include the system's <stdalign.h> when it exists. * m4/stdalign.m4 (gl_ALIGNASOF): Invoke gl_CHECK_NEXT_HEADERS. Set HAVE_STDALIGN_H. * modules/stdalign (Makefile.am): Substitute GUARD_PREFIX, HAVE_STDALIGN_H, INCLUDE_NEXT, PRAGMA_SYSTEM_HEADER, PRAGMA_COLUMNS, NEXT_STDALIGN_H.
51 lines
1.2 KiB
Plaintext
51 lines
1.2 KiB
Plaintext
Description:
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alignas and alignof that are like C23 and C++11.
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Notice:
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The stdalign module is deprecated.
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New code should use the alignasof module, and not include <stdalign.h>.
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Files:
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lib/stdalign.in.h
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m4/stdalign.m4
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Depends-on:
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alignasof
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gen-header
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configure.ac:
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gl_STDALIGN_H
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gl_CONDITIONAL_HEADER([stdalign.h])
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AC_PROG_MKDIR_P
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Makefile.am:
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BUILT_SOURCES += $(STDALIGN_H)
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# We need the following in order to create <stdalign.h> when the system
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# doesn't have one that works.
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if GL_GENERATE_STDALIGN_H
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stdalign.h: stdalign.in.h $(top_builddir)/config.status
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@NMD@ $(AM_V_GEN)$(MKDIR_P) '%reldir%'
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$(gl_V_at)$(SED_HEADER_STDOUT) \
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-e 's|@''GUARD_PREFIX''@|${gl_include_guard_prefix}|g' \
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-e 's|@''HAVE_STDALIGN_H''@|$(HAVE_STDALIGN_H)|g' \
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-e 's|@''INCLUDE_NEXT''@|$(INCLUDE_NEXT)|g' \
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-e 's|@''PRAGMA_SYSTEM_HEADER''@|@PRAGMA_SYSTEM_HEADER@|g' \
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-e 's|@''PRAGMA_COLUMNS''@|@PRAGMA_COLUMNS@|g' \
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-e 's|@''NEXT_STDALIGN_H''@|$(NEXT_STDALIGN_H)|g' \
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$(srcdir)/stdalign.in.h > $@-t
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$(AM_V_at)mv $@-t $@
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else
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stdalign.h: $(top_builddir)/config.status
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rm -f $@
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endif
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MOSTLYCLEANFILES += stdalign.h stdalign.h-t
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Include:
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License:
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LGPLv2+
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Maintainer:
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all
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