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src/win32/tools/tiny_libmaker.c  view on Meta::CPAN

/*
 * This program is for making libtcc1.a without ar
 * tiny_libmaker - tiny elf lib maker
 * usage: tiny_libmaker [lib] files...
 * Copyright (c) 2007 Timppa
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "../../elf.h"

#ifdef TCC_TARGET_X86_64
# define ELFCLASSW ELFCLASS64
# define ElfW(type) Elf##64##_##type
# define ELFW(type) ELF##64##_##type
#else
# define ELFCLASSW ELFCLASS32
# define ElfW(type) Elf##32##_##type
# define ELFW(type) ELF##32##_##type
#endif

#define ARMAG  "!<arch>\n"
#define ARFMAG "`\n"

typedef struct ArHdr {
    char ar_name[16];
    char ar_date[12];
    char ar_uid[6];
    char ar_gid[6];
    char ar_mode[8];
    char ar_size[10];
    char ar_fmag[2];
} ArHdr;

unsigned long le2belong(unsigned long ul) {
    return ((ul & 0xFF0000)>>8)+((ul & 0xFF000000)>>24) +
        ((ul & 0xFF)<<24)+((ul & 0xFF00)<<8);
}

ArHdr arhdr = {
    "/               ",
    "            ",
    "0     ",
    "0     ",
    "0       ",
    "          ",
    ARFMAG
    };

ArHdr arhdro = {
    "                ",
    "            ",
    "0     ",
    "0     ",
    "0       ",
    "          ",
    ARFMAG
    };

/* Returns 1 if s contains any of the chars of list, else 0 */
int contains_any(const char *s, const char *list) {
  const char *l;
  for (; *s; s++) {
      for (l = list; *l; l++) {
          if (*s == *l)
              return 1;
      }
  }
  return 0;
}

int usage(int ret) {
    fprintf(stderr, "usage: tiny_libmaker [rcsv] lib file...\n");
    fprintf(stderr, "Always creates a new lib. [abdioptxN] are explicitly rejected.\n");
    return ret;
}

int main(int argc, char **argv)
{
    FILE *fi, *fh = NULL, *fo = NULL;
    ElfW(Ehdr) *ehdr;
    ElfW(Shdr) *shdr;
    ElfW(Sym) *sym;
    int i, fsize, i_lib, i_obj;
    char *buf, *shstr, *symtab = NULL, *strtab = NULL;
    int symtabsize = 0;//, strtabsize = 0;
    char *anames = NULL;
    int *afpos = NULL;
    int istrlen, strpos = 0, fpos = 0, funccnt = 0, funcmax, hofs;