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* i386-linux-tdep.c (i386_linux_pc_in_sigtramp): Check for

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trampolines in sigaction.
This commit is contained in:
Daniel Jacobowitz
2002-10-31 20:51:15 +00:00
parent 4904ba5b9a
commit ef17e74bbb
2 changed files with 16 additions and 5 deletions
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16
gdb/i386-linux-tdep.c
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@@ -209,11 +209,17 @@ i386_linux_rt_sigtramp_start (CORE_ADDR pc)
static int
i386_linux_pc_in_sigtramp (CORE_ADDR pc, char *name)
{
if (name)
return STREQ ("__restore", name) || STREQ ("__restore_rt", name);
return (i386_linux_sigtramp_start (pc) != 0
|| i386_linux_rt_sigtramp_start (pc) != 0);
/* If we have NAME, we can optimize the search. The trampolines are
named __restore and __restore_rt. However, they aren't dynamically
exported from the shared C library, so the trampoline may appear to
be part of the preceding function. This should always be sigaction,
__sigaction, or __libc_sigaction (all aliases to the same function). */
if (name == NULL || strstr (name, "sigaction") != NULL)
return (i386_linux_sigtramp_start (pc) != 0
|| i386_linux_rt_sigtramp_start (pc) != 0);
return (strcmp ("__restore", name) == 0
|| strcmp ("__restore_rt", name) == 0);
}
/* Assuming FRAME is for a GNU/Linux sigtramp routine, return the