musl: add fputs patch.
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2 changed files with 35 additions and 1 deletions
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From 10a17dfbad2c267d885817abc9c7589fc7ff630b Mon Sep 17 00:00:00 2001
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From: Rich Felker <dalias@aerifal.cx>
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Date: Tue, 16 Feb 2016 13:26:16 -0500
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Subject: [PATCH] fix assumption in fputs that fwrite returning 0 implies an
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error
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internally, the idiom of passing nmemb=1 to fwrite and interpreting
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the return value of fwrite (which is necessarily 0 or 1) as
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failure/success is fairly widely used. this is not correct, however,
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when the size argument is unknown and may be zero, since C requires
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fwrite to return 0 in that special case. previously fwrite always
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returned nmemb on success, but this was changed for conformance with
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ISO C by commit 500c6886c654fd45e4926990fee2c61d816be197.
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---
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src/stdio/fputs.c | 3 ++-
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1 file changed, 2 insertions(+), 1 deletion(-)
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diff --git a/src/stdio/fputs.c b/src/stdio/fputs.c
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index 4737f44..1cf344f 100644
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--- src/stdio/fputs.c
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+++ src/stdio/fputs.c
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@@ -3,7 +3,8 @@
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int fputs(const char *restrict s, FILE *restrict f)
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{
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- return (int)fwrite(s, strlen(s), 1, f) - 1;
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+ size_t l = strlen(s);
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+ return (fwrite(s, 1, l, f)==l) - 1;
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}
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weak_alias(fputs, fputs_unlocked);
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--
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1.8.1.rc1
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@ -1,7 +1,7 @@
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# Template file for 'musl'.
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pkgname=musl
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version=1.1.13
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revision=1
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revision=2
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build_style=gnu-configure
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configure_args="--prefix=/usr --disable-gcc-wrapper"
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conflicts="glibc>=0"
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