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-rw-r--r--gdb/symfile.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/gdb/symfile.c b/gdb/symfile.c
index dd10f5f..7782a04 100644
--- a/gdb/symfile.c
+++ b/gdb/symfile.c
@@ -267,6 +267,17 @@ obconcat (obstackp, s1, s2, s3)
return val;
}
+/* True if we are nested inside psymtab_to_symtab. */
+
+int currently_reading_symtab = 0;
+
+static int
+decrement_reading_symtab (dummy)
+ void *dummy;
+{
+ currently_reading_symtab--;
+}
+
/* Get the symbol table that corresponds to a partial_symtab.
This is fast after the first time you do it. In fact, there
is an even faster macro PSYMTAB_TO_SYMTAB that does the fast
@@ -283,7 +294,10 @@ psymtab_to_symtab (pst)
/* If it has not yet been read in, read it. */
if (!pst->readin)
{
+ struct cleanup *back_to = make_cleanup (decrement_reading_symtab, NULL);
+ currently_reading_symtab++;
(*pst->read_symtab) (pst);
+ do_cleanups (back_to);
}
return pst->symtab;