-/* evax-misc.c -- Miscellaneous functions for ALPHA EVAX (openVMS/AXP) files.
- Copyright 1996 Free Software Foundation, Inc.
- Written by Klaus Kämpf (kkaempf@progis.de)
+/* evax-misc.c -- Miscellaneous functions for ALPHA EVAX (openVMS/Alpha) files.
+ Copyright 1996, 1997 Free Software Foundation, Inc.
+
+ Written by Klaus K"ampf (kkaempf@progis.de)
of proGIS Softwareentwicklung, Aachen, Germany
This program is free software; you can redistribute it and/or modify
return hash;
}
-/* Generate a Case-Hacked VMS symbol name (limited to 64 chars). */
+/* Generate a length-hashed VMS symbol name (limited to maxlen chars). */
+
char *
-_bfd_evax_case_hack_symbol (abfd, in)
+_bfd_evax_length_hash_symbol (abfd, in, maxlen)
bfd *abfd;
const char *in;
+ int maxlen;
{
long int init;
long int result;
+ int in_len;
char *pnt = 0;
char *new_name;
const char *old_name;
int i;
- int destructor = 0; /*hack to allow for case sens in a destructor*/
- int truncate = 0;
- int case_hack_bits = 0;
- int saw_dollar = 0;
- static char hex_table[16] =
- {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'};
-
- static char outbuf[65];
+ static char outbuf[EOBJ_S_C_SYMSIZ+1];
char *out = outbuf;
#if EVAX_DEBUG
- evax_debug(4, "_bfd_evax_case_hack_symbol \"%s\"\n", in);
+ evax_debug(4, "_bfd_evax_length_hash_symbol \"%s\"\n", in);
#endif
-#if 0
- /* Kill any leading "_". */ /* Why ? FIXME ! */
-
- if ((in[0] == '_') && ((in[1] > '9') || (in[1] < '0')))
- in++;
-#endif
+ if (maxlen > EOBJ_S_C_SYMSIZ)
+ maxlen = EOBJ_S_C_SYMSIZ;
new_name = out; /* save this for later. */
/* We may need to truncate the symbol, save the hash for later. */
- result = (strlen (in) > 56) ? hash_string (in) : 0;
+ in_len = strlen (in);
- old_name = in;
+ result = (in_len > maxlen) ? hash_string (in) : 0;
- /* Do the case conversion. */
+ old_name = in;
- i = 56; /* Maximum of 56 chars */
+ /* Do the length checking. */
- while (*in && (--i >= 0))
+ if (in_len <= maxlen)
{
- case_hack_bits <<= 1;
- if (*in == '$')
- saw_dollar = 1;
- if ((destructor == 1) && (i == 54))
- saw_dollar = 0;
- switch (PRIV(vms_name_mapping))
- {
- case 0:
- if (isupper (*in)) {
- *out++ = *in++;
- case_hack_bits |= 1;
- } else {
- *out++ = islower (*in) ? toupper (*in++) : *in++;
- }
- break;
- case 3: *out++ = *in++;
- break;
- case 2:
- if (islower (*in)) {
- *out++ = *in++;
- } else {
- *out++ = isupper (*in) ? tolower (*in++) : *in++;
- }
- break;
- }
+ i = in_len;
}
-
- /* if we saw a dollar sign, we don't do case hacking. */
-
- if (PRIV(flag_no_hash_mixed_case) || saw_dollar)
- case_hack_bits = 0;
-
- /* if we have more than 56 characters and everything is lowercase
- we can insert the full 64 characters. */
-
- if (*in)
- {
- /* We have more than 56 characters
- If we must add the case hack, then we have truncated the str. */
- pnt = out;
- truncate = 1;
- if (case_hack_bits == 0)
- {
- /* And so far they are all lower case:
- Check up to 8 more characters
- and ensure that they are lowercase. */
-
- for (i = 0; (in[i] != 0) && (i < 8); i++)
- if (isupper (in[i]) && !saw_dollar && !PRIV(flag_no_hash_mixed_case))
- break;
-
- if (in[i] == 0)
- truncate = 0;
-
- if ((i == 8) || (in[i] == 0))
- {
- /* They are: Copy up to 64 characters
- to the output string. */
-
- i = 8;
- while ((--i >= 0) && (*in))
- {
- switch (PRIV(vms_name_mapping))
- {
- case 0:
- *out++ = islower (*in) ? toupper (*in++) : *in++;
- break;
- case 3:
- *out++ = *in++;
- break;
- case 2:
- *out++ = isupper (*in) ? tolower (*in++) : *in++;
- break;
- }
- }
- }
- }
-}
-
- /* If there were any uppercase characters in the name we
- take on the case hacking string. */
-
- /* Old behavior for regular GNU-C compiler */
-
- if (!PRIV(flag_hash_long_names))
- truncate = 0;
-
- if ((case_hack_bits != 0) || (truncate == 1))
+ else
{
- if (truncate == 0)
- {
- *out++ = '_';
- for (i = 0; i < 6; i++)
- {
- *out++ = hex_table[case_hack_bits & 0xf];
- case_hack_bits >>= 4;
- }
- *out++ = 'X';
- }
+ if (PRIV(flag_hash_long_names))
+ i = maxlen-9;
else
- {
- out = pnt; /* Cut back to 56 characters maximum */
- *out++ = '_';
- for (i = 0; i < 7; i++)
- {
- init = result & 0x01f;
- *out++ = (init < 10) ? ('0' + init) : ('A' + init - 10);
- result = result >> 5;
- }
- }
+ i = maxlen;
}
- *out = 0;
+ strncpy (out, in, i);
+ in += i;
+ out += i;
+
+ if ((in_len > maxlen)
+ && PRIV(flag_hash_long_names))
+ sprintf (out, "_%08x", result);
+ else
+ *out = 0;
#if EVAX_DEBUG
evax_debug(4, "--> [%d]\"%s\"\n", strlen (outbuf), outbuf);
#endif
- if (truncate == 1
+ if (in_len > maxlen
&& PRIV(flag_hash_long_names)
&& PRIV(flag_show_after_trunc))
printf ("Symbol %s replaced by %s\n", old_name, new_name);