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72 lines
2.4 KiB
72 lines
2.4 KiB
commit a4217408a3d6050a7f42ac23adb6ac7218dca85f |
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Author: Tulio Magno Quites Machado Filho <tuliom@redhat.com> |
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Date: Fri Nov 11 17:00:15 2022 -0300 |
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Apply asm redirections in syslog.h before first use [BZ #27087] |
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Similar to d0fa09a770, but for syslog.h when _FORTIFY_SOURCE > 0. |
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Fixes [BZ #27087] by applying long double-related asm redirections |
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before using functions in bits/syslog.h. |
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Tested with build-many-glibcs.py. |
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Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org> |
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(cherry picked from commit 227df6243a2b5b4d70d11772d12c02eb9cb666ca) |
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diff --git a/misc/bits/syslog.h b/misc/bits/syslog.h |
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index 6f3137a98ee593f3..10c9c1151382a51c 100644 |
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--- a/misc/bits/syslog.h |
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+++ b/misc/bits/syslog.h |
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@@ -24,6 +24,20 @@ |
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extern void __syslog_chk (int __pri, int __flag, const char *__fmt, ...) |
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__attribute__ ((__format__ (__printf__, 3, 4))); |
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+#ifdef __USE_MISC |
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+extern void __vsyslog_chk (int __pri, int __flag, const char *__fmt, |
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+ __gnuc_va_list __ap) |
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+ __attribute__ ((__format__ (__printf__, 3, 0))); |
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+#endif |
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+ |
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+#include <bits/floatn.h> |
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+#if defined __LDBL_COMPAT || __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1 |
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+# include <bits/syslog-ldbl.h> |
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+#endif |
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+ |
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+/* The following functions must be used only after applying all asm |
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+ redirections, e.g. long double asm redirections. */ |
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+ |
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#ifdef __va_arg_pack |
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__fortify_function void |
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syslog (int __pri, const char *__fmt, ...) |
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@@ -37,10 +51,6 @@ syslog (int __pri, const char *__fmt, ...) |
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#ifdef __USE_MISC |
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-extern void __vsyslog_chk (int __pri, int __flag, const char *__fmt, |
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- __gnuc_va_list __ap) |
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- __attribute__ ((__format__ (__printf__, 3, 0))); |
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- |
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__fortify_function void |
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vsyslog (int __pri, const char *__fmt, __gnuc_va_list __ap) |
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{ |
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diff --git a/misc/sys/syslog.h b/misc/sys/syslog.h |
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index dc3b0e7ef81de812..e7a98fb9b13ce132 100644 |
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--- a/misc/sys/syslog.h |
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+++ b/misc/sys/syslog.h |
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@@ -205,11 +205,11 @@ extern void vsyslog (int __pri, const char *__fmt, __gnuc_va_list __ap) |
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/* Define some macros helping to catch buffer overflows. */ |
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#if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function |
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# include <bits/syslog.h> |
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-#endif |
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- |
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-#include <bits/floatn.h> |
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-#if defined __LDBL_COMPAT || __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1 |
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-# include <bits/syslog-ldbl.h> |
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+#else |
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+# include <bits/floatn.h> |
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+# if defined __LDBL_COMPAT || __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1 |
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+# include <bits/syslog-ldbl.h> |
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+# endif |
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#endif |
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__END_DECLS
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