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* m4/call_once.m4 (gl_FUNC_CALL_ONCE): Require AC_CANONICAL_HOST. On Cygwin, set REPLACE_CALL_ONCE to 1. * lib/call_once.c (call_once): On Cygwin, use a cast, to avoid a compiler warning. * modules/call_once (Depends-on): Add pthread-once. * doc/posix-functions/call_once.texi: Mention the Cygwin bug.
36 lines
526 B
Plaintext
36 lines
526 B
Plaintext
Description:
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call_once() function: ISO C 11 once-only initialization.
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Files:
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lib/call_once.c
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m4/call_once.m4
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Depends-on:
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threads-h
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pthread-once
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windows-once
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configure.ac:
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AC_REQUIRE([gl_THREADS_H])
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gl_FUNC_CALL_ONCE
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gl_CONDITIONAL([GL_COND_OBJ_CALL_ONCE],
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[test $HAVE_THREADS_H = 0 || test $REPLACE_CALL_ONCE = 1])
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gl_THREADS_MODULE_INDICATOR([call_once])
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Makefile.am:
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if GL_COND_OBJ_CALL_ONCE
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lib_SOURCES += call_once.c
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endif
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Include:
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<threads.h>
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Link:
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$(LIBSTDTHREAD)
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License:
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LGPLv2+
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Maintainer:
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all
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