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d64882b6a6
Closes: https://bugs.gentoo.org/906535 Closes: https://bugs.gentoo.org/895054 Signed-off-by: Pascal Jäger <pascal.jaeger@leimstift.de> Closes: https://github.com/gentoo/gentoo/pull/32995 Signed-off-by: Sam James <sam@gentoo.org>
21 lines
801 B
Diff
21 lines
801 B
Diff
clang16 throws an error because of the implicit function declaration of exit().
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This leads to the wrong assumption that snprintf is not present on the system.
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Bug: https://bugs.gentoo.org/906535
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Upstream PR: https://sourceforge.net/p/log4cpp/codegit/merge-requests/10/
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# Pascal Jäger <pascal.jaeger@leimstift.de> (2023-09-22)
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--- a/m4/AC_FUNC_SNPRINTF.m4
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+++ b/m4/AC_FUNC_SNPRINTF.m4
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@@ -12,7 +12,8 @@ dnl @author Caolan McNamara <caolan@skynet.ie>
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dnl
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AC_DEFUN([AC_FUNC_SNPRINTF],
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[AC_CACHE_CHECK(for working snprintf, ac_cv_func_snprintf,
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-[AC_TRY_RUN([#include <stdio.h>
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+[AC_TRY_RUN([#include <stdlib.h>
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+#include <stdio.h>
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int main () { int l = snprintf(NULL,0,"%d",100); exit (!((3 <= l) || (-1 == l))); }
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], ac_cv_func_snprintf=yes, ac_cv_func_snprintf=no,
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ac_cv_func_snprintf=no)])
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