OSO/TinyCC
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

changed tcc_get_symbol() prototype

Browse Source
This commit is contained in:
bellard
2003-07-20 19:19:58 +00:00
parent c5959b77b4
commit f8d0241764
4 changed files with 24 additions and 12 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
tccelf.c
View File

@ -154,16 +154,25 @@ static int find_elf_sym(Section *s, const char *name)
}
/* return elf symbol value or error */
void *tcc_get_symbol(TCCState *s, const char *name)
int tcc_get_symbol(TCCState *s, unsigned long *pval, const char *name)
{
int sym_index;
Elf32_Sym *sym;
sym_index = find_elf_sym(symtab_section, name);
if (!sym_index)
error("%s not defined", name);
return -1;
sym = &((Elf32_Sym *)symtab_section->data)[sym_index];
return (void *)sym->st_value;
*pval = sym->st_value;
return 0;
}
void *tcc_get_symbol_err(TCCState *s, const char *name)
{
unsigned long val;
if (tcc_get_symbol(s, &val, name) < 0)
error("%s not defined", name);
return (void *)val;
}
/* add an elf symbol : check if it is already defined and patch
@ -1383,7 +1392,7 @@ int tcc_output_file(TCCState *s1, const char *filename)
/* get entry point address */
if (file_type == TCC_OUTPUT_EXE)
ehdr.e_entry = (unsigned long)tcc_get_symbol(s1, "_start");
ehdr.e_entry = (unsigned long)tcc_get_symbol_err(s1, "_start");
else
ehdr.e_entry = text_section->sh_addr; /* XXX: is it correct ? */
}