libtcc: tcc_get_symbol uses the TCCState parameter

This allows using tcc_get_symbol on some other than the
current TCCState. (Suggested by David Mertens)

3 files changed, 6 insertions, 2 deletions

diff --git a/libtcc.c b/libtcc.c
index 1c5e619..c6b8d38 100644
--- a/libtcc.c
+++ b/libtcc.c
@@ -1001,6 +1001,7 @@ LIBTCCAPI TCCState *tcc_new(void)
                                 ".strtab",
                                 ".hashtab", SHF_PRIVATE); 
     strtab_section = symtab_section->link;
+    s->symtab = symtab_section;
     
     /* private symbol table for dynamic symbols */
     s->dynsymtab_section = new_symtab(s, ".dynsymtab", SHT_SYMTAB, SHF_PRIVATE,
diff --git a/tcc.h b/tcc.h
index 3e297a1..95d5030 100644
--- a/tcc.h
+++ b/tcc.h
@@ -527,6 +527,9 @@ struct TCCState {
     /* exported dynamic symbol section */
     Section *dynsym;
 
+    /* copy of the gobal symtab_section variable */
+    Section *symtab;
+
     int nostdinc; /* if true, no standard headers are added */
     int nostdlib; /* if true, no standard libraries are added */
     int nocommon; /* if true, do not use common symbols for .bss data */
diff --git a/tccelf.c b/tccelf.c
index 04975d9..90e4815 100644
--- a/tccelf.c
+++ b/tccelf.c
@@ -162,8 +162,8 @@ static void *get_elf_sym_addr(TCCState *s, const char *name, int err)
     int sym_index;
     ElfW(Sym) *sym;
 
-    sym_index = find_elf_sym(symtab_section, name);
-    sym = &((ElfW(Sym) *)symtab_section->data)[sym_index];
+    sym_index = find_elf_sym(s->symtab, name);
+    sym = &((ElfW(Sym) *)s->symtab->data)[sym_index];
     if (!sym_index || sym->st_shndx == SHN_UNDEF) {
         if (err)
             tcc_error("%s not defined", name);