elfutils: Add host build
Needed for glib2 host build:
gresource-tool.c:32:20: fatal error: libelf.h: No such file or directory
#include <libelf.h>
Changed PKG_LICENSE to the SPDX version.
Switched build dependency for argp-standalone to !USE_GLIBC. argp is a
glibc extension. Treat it as such.
Adjusted patch to use strerror_l, which works properly with both glibc
and musl. The patch errors under glibc with:
dwfl_error.c:158:7: error: ignoring return value of 'strerror_r', declared
with attribute warn_unused_result [-Werror=unused-result]
strerror_r (error & 0xffff, s, sizeof(s));
void casting does not fix the error.
Signed-off-by: Rosen Penev <rosenp@gmail.com>
This commit is contained in:
committed by
Hauke Mehrtens
parent
89fe1dfac2
commit
f4da28c301
@@ -44,21 +44,12 @@ https://sourceware.org/bugzilla/show_bug.cgi?id=21002
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}
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--- a/libdwfl/dwfl_error.c
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+++ b/libdwfl/dwfl_error.c
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@@ -140,6 +140,7 @@ __libdwfl_seterrno (Dwfl_Error error)
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const char *
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dwfl_errmsg (int error)
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{
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+ static __thread char s[64] = "";
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if (error == 0 || error == -1)
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{
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int last_error = global_error;
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@@ -154,7 +155,8 @@ dwfl_errmsg (int error)
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@@ -154,7 +154,7 @@ dwfl_errmsg (int error)
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switch (error &~ 0xffff)
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{
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case OTHER_ERROR (ERRNO):
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- return strerror_r (error & 0xffff, "bad", 0);
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+ strerror_r (error & 0xffff, s, sizeof(s));
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+ return s;
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+ return strerror_l (error & 0xffff, LC_GLOBAL_LOCALE);
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case OTHER_ERROR (LIBELF):
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return elf_errmsg (error & 0xffff);
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case OTHER_ERROR (LIBDW):
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