This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
-Free Software Foundation; either version 2, or (at your option) any
+Free Software Foundation; either version 3, or (at your option) any
later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include <stdio.h>
#include <stdlib.h>
#define NELEM(x) (sizeof (x) / sizeof (*x))
+int verbose = 0;
+int list = 0;
+int print_index = 0;
+
int
is_ar (FILE * libfp)
{
return ret;
}
-static struct ar_hdr *
-ar_get_header (struct ar_hdr *hdr, FILE * libfp)
+static char *sym_tab;
+static int sym_tab_size;
+
+char *
+get_member_name (char *name, size_t *p_size, int allocate, FILE * libfp)
+{
+ *p_size = 0;
+
+ if (0 == memcmp (name, "#1/", 3))
+ {
+ char *p;
+ size_t len = strtoul (&name [3], &p, 10);
+ if (p > &name [3])
+ {
+ /* BSD appends real file name to the file header */
+ if (p_size != NULL)
+ *p_size = len;
+
+ if (allocate)
+ {
+ char *n = (char *) malloc (len);
+ if (fread (n, 1, len, libfp) != len)
+ {
+ /* not an ar archive or broken ar archive */
+ return NULL;
+ }
+ else
+ return n;
+ }
+ else
+ {
+ /* just advance the file pointer */
+ fseek (libfp, len, SEEK_CUR);
+ return NULL;
+ }
+ }
+ else
+ {
+ /* not an ar archive or broken ar archive */
+ return NULL;
+ }
+ }
+ else if (allocate)
+ {
+ if (name[0] == '/')
+ {
+ if (NULL != sym_tab)
+ {
+ char *p;
+
+ int name_offset = strtol (++name, &p, 0);
+ if (p != name && name_offset < sym_tab_size)
+ {
+ int len = p - name + 1;
+ while (len < AR_NAME_LEN && name[len++] == ' ')
+ ;
+ if (len == AR_NAME_LEN)
+ {
+ char *n;
+
+ /* long name: get it from the symbol table */
+ name = &sym_tab[name_offset];
+ for (p = name; *p != '/' && *p != '\n'; ++p)
+ assert (p < &sym_tab[sym_tab_size]);
+
+ if (p[0] != '/' || p[1] != '\n')
+ while (*++p != '\n')
+ assert (p < &sym_tab[sym_tab_size]);
+
+ n = (char *) malloc (p - name + 1);
+ memcpy (n, name, p - name);
+ n[p - name] = '\0';
+ return n;
+ }
+ }
+ }
+ }
+ else
+ {
+ char *p = strrchr (name, '/');
+
+ if (NULL != p)
+ {
+ int len = p - name;
+ while (name[++len] == ' ')
+ ;
+ if (len == AR_NAME_LEN)
+ {
+ char *n = (char *) malloc (p - name + 1);
+ memcpy (n, name, p - name);
+ n[p - name] = '\0';
+ return n;
+ }
+ }
+ else
+ {
+ /* BSD formed member name:
+ trim trailing spaces */
+ char *n;
+
+ p = name + AR_NAME_LEN;
+ while (*--p == ' ' && p >= name)
+ ;
+ ++p;
+ n = (char *) malloc (p - name + 1);
+ memcpy (n, name, p - name);
+ n[p - name] = '\0';
+ return n;
+ }
+ }
+
+ /* bad formed member name:
+ just return it */
+
+ return strdup (name);
+ }
+ else
+ return NULL;
+}
+
+size_t
+ar_get_header (struct ar_hdr *hdr, FILE * libfp, char **p_obj_name)
{
char header[ARHDR_LEN];
char buf[AR_DATE_LEN + 1];
+ char *obj_name;
+ size_t size;
- if (fread (header, 1, sizeof (header), libfp) != sizeof (header) ||
- memcmp (header + AR_FMAG_OFFSET, ARFMAG, AR_FMAG_LEN) != 0)
+ if (fread (header, 1, sizeof (header), libfp) != sizeof (header)
+ || memcmp (header + AR_FMAG_OFFSET, ARFMAG, AR_FMAG_LEN) != 0)
{
/* not an ar archive */
- return NULL;
+ return 0;
}
memcpy (hdr->ar_name, &header[AR_NAME_OFFSET], AR_NAME_LEN);
buf[AR_SIZE_LEN] = '\0';
hdr->ar_size = strtol (buf, NULL, 0);
- return hdr;
+ obj_name = get_member_name (hdr->ar_name, &size, p_obj_name != NULL, libfp);
+
+ if (p_obj_name != NULL)
+ *p_obj_name = obj_name;
+
+ /* treat BSD appended real file name as a part of the header */
+ hdr->ar_size -= size;
+
+ return size + ARHDR_LEN;
}
+static char *
+get_member_name_by_offset (FILE * fp, long offset)
+{
+ struct ar_hdr hdr;
+ char *name;
+
+ fseek (fp, offset, SEEK_SET);
+ return (ar_get_header (&hdr, fp, &name) != 0) ? name : NULL;
+}
struct symbol_s
{
};
struct symbol_s *symlist, *lastsym;
-off_t offset, first_member_offset;
+unsigned int offset, first_member_offset;
int
add_symbol (const char *sym, void *param)
if ((s = (struct symbol_s *) malloc (sizeof (struct symbol_s))) == NULL)
return 0;
+ if (verbose)
+ printf ("%s\n", sym);
+
s->name = strdup (sym);
s->offset = offset - first_member_offset;
s->next = NULL;
return 0;
}
+
+static int
+process_symbol_table (struct ar_hdr *hdr, FILE *fp)
+{
+ if (print_index)
+ {
+ char *buf, *po, *ps;
+ int i;
+ long nsym;
+ long pos;
+
+ printf ("Archive index:\n");
+
+ buf = (char *) malloc (hdr->ar_size);
+
+ if (fread (buf, 1, hdr->ar_size, fp) != hdr->ar_size)
+ {
+ free (buf);
+ return 0;
+ }
+
+ pos = ftell (fp);
+
+ nsym = sgetl (buf);
+
+ po = buf + 4;
+ ps = po + nsym * 4;
+
+ for (i = 0; i < nsym; ++i)
+ {
+ char *obj;
+
+ offset = sgetl (po);
+ po += 4;
+
+ printf ("%s in ", ps);
+ ps += strlen(ps) + 1;
+
+ obj = get_member_name_by_offset (fp, offset); /* member name */
+ printf ("%s\n", obj);
+ free (obj);
+
+ }
+ free (buf);
+
+ fseek (fp, pos, SEEK_SET);
+
+ putchar ('\n');
+ }
+ else
+ {
+ /* skip the symbol table */
+ fseek (fp, hdr->ar_size + (hdr->ar_size & 1), SEEK_CUR);
+ }
+
+ return 1;
+}
+
+static int
+process_bsd_symbol_table (struct ar_hdr *hdr, FILE *fp)
+{
+ if (print_index)
+ {
+ char *buf, *po, *ps;
+ int i;
+ long tablesize;
+ long nsym;
+ long pos;
+
+ printf ("Archive index:\n");
+
+ buf = (char *) malloc (hdr->ar_size);
+
+ if (fread (buf, 1, hdr->ar_size, fp) != hdr->ar_size)
+ {
+ free (buf);
+ return 0;
+ }
+
+ pos = ftell (fp);
+
+ tablesize = sgetl (buf);
+ nsym = tablesize / 8;
+
+ po = buf + 4;
+
+ ps = po + tablesize + 4;
+
+ for (i = 0; i < nsym; ++i)
+ {
+ char *obj;
+ long sym;
+
+ sym = sgetl (po);
+ po += 4;
+ offset = sgetl (po);
+ po += 4;
+
+ printf ("%s in ", ps + sym);
+
+ obj = get_member_name_by_offset (fp, offset); /* member name */
+ printf ("%s\n", obj);
+ free (obj);
+ }
+ free (buf);
+
+ fseek (fp, pos, SEEK_SET);
+
+ putchar ('\n');
+ }
+ else
+ {
+ /* skip the symbol table */
+ fseek (fp, hdr->ar_size + (hdr->ar_size & 1), SEEK_CUR);
+ }
+
+ return 1;
+}
+
int
get_symbols (FILE * fp, const char *archive)
{
struct ar_hdr hdr;
+ char *name;
- if (!is_ar (fp) || !ar_get_header (&hdr, fp))
+ if (!is_ar (fp) || !ar_get_header (&hdr, fp, &name))
{
fprintf (stderr, "asranlib: %s: File format not recognized\n", archive);
exit (1);
}
- if (AR_IS_SYMBOL_TABLE (hdr))
+ if (AR_IS_SYMBOL_TABLE (name))
{
- /* skip the symbol table */
- fseek (fp, hdr.ar_size + (hdr.ar_size & 1), SEEK_CUR);
+ free (name);
+
+ process_symbol_table (&hdr, fp);
+ if (!ar_get_header (&hdr, fp, (verbose || list) ? &name : NULL))
+ return 1;
+ }
+ else if (AR_IS_BSD_SYMBOL_TABLE (name))
+ {
+ free (name);
+
+ process_bsd_symbol_table (&hdr, fp);
+ if (!ar_get_header (&hdr, fp, (verbose || list) ? &name : NULL))
+ return 1;
}
first_member_offset = ftell (fp) - ARHDR_LEN;
{
if (is_rel (fp))
{
- long mdule_offset = ftell (fp);
+ if (verbose || list)
+ {
+ printf ("%s%s\n", name, verbose ? ":" : "");
+ free (name);
+ }
- offset = mdule_offset - ARHDR_LEN;
+ if (!list)
+ {
+ long mdule_offset = ftell (fp);
- enum_symbols (fp, hdr.ar_size, add_symbol, NULL);
+ offset = mdule_offset - ARHDR_LEN;
- fseek (fp, mdule_offset + hdr.ar_size, SEEK_SET);
+ enum_symbols (fp, hdr.ar_size, add_symbol, NULL);
- if (hdr.ar_size & 1)
- {
- int c = getc (fp);
- assert (c == EOF || c == '\n');
+ fseek (fp, mdule_offset + hdr.ar_size, SEEK_SET);
+
+ if (hdr.ar_size & 1)
+ {
+ int c = getc (fp);
+ assert (c == EOF || c == '\n');
+ }
}
+
+ if (verbose)
+ putchar ('\n');
}
else
{
+ if (verbose || list)
+ {
+ fprintf (stderr, "asranlib: %s: File format not recognized\n", name);
+ free (name);
+ }
+
/* skip if the member is not a .REL format */
fseek (fp, hdr.ar_size + (hdr.ar_size & 1), SEEK_CUR);
}
}
- while (ar_get_header (&hdr, fp));
+ while (ar_get_header (&hdr, fp, (verbose || list) ? &name : NULL));
return 1;
}
-
void
do_ranlib (const char *archive)
{
if (get_symbols (infp, archive))
{
- FILE *outfp = NULL;
+ FILE *outfp;
struct symbol_s *symp;
char buf[4];
- int str_length = 0;
- int pad = 0;
+ int str_length;
+ int pad;
int nsym;
int symtab_size;
char tmpfile[] = "arXXXXXX";
- if (NULL == mktemp (tmpfile) || NULL == (outfp = fopen (tmpfile, "wb")))
+#ifdef _WIN32
+ if (NULL == _mktemp (tmpfile) || NULL == (outfp = fopen (tmpfile, "wb")))
{
fclose (infp);
fprintf (stderr, "asranlib: %s: ", tmpfile);
perror (NULL);
exit (1);
}
+#else
+ if ((pad = mkstemp (tmpfile)) < 0)
+ {
+ fclose (infp);
+ fprintf (stderr, "asranlib: %s: ", tmpfile);
+ perror (NULL);
+ exit (1);
+ }
+
+ if (NULL == (outfp = fdopen (pad, "wb")))
+ {
+ close (pad);
+ fclose (infp);
+ perror ("asranlib");
+ exit (1);
+ }
+#endif
/* calculate the size of symbol table */
- for (nsym = 0, symp = symlist; symp; ++nsym, symp = symp->next)
+ for (str_length = 0, nsym = 0, symp = symlist; symp; ++nsym, symp = symp->next)
{
str_length += strlen (symp->name) + 1;
}
fclose (infp);
}
+void
+do_verbose (void)
+{
+ verbose = 1;
+}
void
print_version (void)
exit (0);
}
-
void
-usage (void)
+do_list (void)
{
- printf ("Usage: asranlib [options] archive\n"
- " Generate an index to speed access to archives\n"
- " The options are:\n"
- " -h --help Print this help message\n"
- " -V --version Print version information\n"
- "asranlib: supported targets: asxxxx\n");
+ list = 1;
+}
- exit (1);
+void
+print_armap (void)
+{
+ print_index = 1;
}
+void usage (void);
struct opt_s
{
- const char *opt;
+ const char *short_opt;
+ const char *long_opt;
void (*optfnc) (void);
+ const char *comment;
}
opts[] =
{
- { "-v", &print_version, },
- { "-V", &print_version, },
- { "--version", &print_version, },
- { "-h", &usage, },
- { "--help", &usage, },
+ { "-v", "--verbose", &do_verbose, "Be more verbose about the operation" },
+ { "-V", "--version", &print_version, "Print this help message" },
+ { "-h", "--help", &usage, "Print version information" },
+ { "-t", "--list", &do_list, "List the contents of an archive" },
+ { "-s", "--print-armap", &print_armap, "Print the archive index" },
};
+void
+usage (void)
+{
+ int i;
+
+ printf ("Usage: asranlib [options] archive\n"
+ " Generate an index to speed access to archives\n"
+ " The options are:\n");
+
+ for (i = 0; i < NELEM (opts); ++i)
+ {
+ int len = 3;
+ printf (" %s ", (NULL != opts[i].short_opt) ? opts[i].short_opt : " ");
+ if (NULL != opts[i].long_opt)
+ {
+ printf ("%s ", opts[i].long_opt);
+ len += strlen (opts[i].long_opt);
+ }
+
+ while (len++ < 32)
+ putchar (' ');
+ printf ("%s\n", opts[i].comment);
+ }
+
+ printf ("asranlib: supported targets: asxxxx\n");
+
+ exit (1);
+}
void
process_options (int argc, char *argv[])
for (i = 0; i < NELEM (opts); ++i)
{
- if (0 == strcmp (*argp, opts[i].opt))
+ if (0 == strcmp (*argp, opts[i].short_opt) || 0 == strcmp (*argp, opts[i].long_opt))
{
if (NULL != opts[i].optfnc)
{
(*opts[i].optfnc) ();
- continue;
+ break;
}
}
}
}
- do_ranlib (*argp);
- ++narch;
+ else
+ {
+ do_ranlib (*argp);
+ ++narch;
+ }
}
if (!narch)
usage ();
}
-
int
main (int argc, char *argv[])
{