/* GDB datadir, used to store data files. */
char *gdb_datadir = 0;
+/* Non-zero if GDB_DATADIR was provided on the command line.
+ This doesn't track whether data-directory is set later from the
+ command line, but we don't reread system.gdbinit when that happens. */
+static int gdb_datadir_provided = 0;
+
/* If gdb was configured with --with-python=/path,
the possibly relocated path to python's lib directory. */
char *python_libdir = 0;
if (!initialized)
{
struct stat homebuf, cwdbuf, s;
- char *homedir, *relocated_sysgdbinit;
+ char *homedir;
if (SYSTEM_GDBINIT[0])
{
- relocated_sysgdbinit = relocate_path (gdb_program_name,
- SYSTEM_GDBINIT,
- SYSTEM_GDBINIT_RELOCATABLE);
+ int datadir_len = strlen (GDB_DATADIR);
+ int sys_gdbinit_len = strlen (SYSTEM_GDBINIT);
+ char *relocated_sysgdbinit;
+
+ /* If SYSTEM_GDBINIT lives in data-directory, and data-directory
+ has been provided, search for SYSTEM_GDBINIT there. */
+ if (gdb_datadir_provided
+ && datadir_len < sys_gdbinit_len
+ && strncmp (SYSTEM_GDBINIT, GDB_DATADIR, datadir_len) == 0
+ && strchr (SLASH_STRING, SYSTEM_GDBINIT[datadir_len]) != NULL)
+ {
+ /* Append the part of SYSTEM_GDBINIT that follows GDB_DATADIR
+ to gdb_datadir. */
+ char *tmp_sys_gdbinit = xstrdup (SYSTEM_GDBINIT + datadir_len);
+ char *p;
+
+ for (p = tmp_sys_gdbinit; strchr (SLASH_STRING, *p); ++p)
+ continue;
+ relocated_sysgdbinit = concat (gdb_datadir, SLASH_STRING, p,
+ NULL);
+ xfree (tmp_sys_gdbinit);
+ }
+ else
+ {
+ relocated_sysgdbinit = relocate_path (gdb_program_name,
+ SYSTEM_GDBINIT,
+ SYSTEM_GDBINIT_RELOCATABLE);
+ }
if (relocated_sysgdbinit && stat (relocated_sysgdbinit, &s) == 0)
sysgdbinit = relocated_sysgdbinit;
else
case 'D':
xfree (gdb_datadir);
gdb_datadir = xstrdup (optarg);
+ gdb_datadir_provided = 1;
break;
#ifdef GDBTK
case 'z':