diff -Naurp insight-7.8.50.20140825.orig/gdb/doc/gdb.texinfo insight-7.8.50.20140825.new/gdb/doc/gdb.texinfo
--- insight-7.8.50.20140825.orig/gdb/doc/gdb.texinfo 2014-08-25 17:50:11.457373602 +0200
+++ insight-7.8.50.20140825.new/gdb/doc/gdb.texinfo 2014-08-25 17:50:49.403705976 +0200
@@ -1032,6 +1032,12 @@ Read each symbol file's entire symbol ta
the default, which is to read it incrementally as it is needed.
This makes startup slower, but makes future operations faster.
+@item --readnever
+@cindex @code{--readnever}
+Do not read each symbol file's symbolic debug information. This makes
+startup faster but at the expense of not being able to perform
+symbolic debugging.
+
@end table
@node Mode Options
diff -Naurp insight-7.8.50.20140825.orig/gdb/dwarf2read.c insight-7.8.50.20140825.new/gdb/dwarf2read.c
--- insight-7.8.50.20140825.orig/gdb/dwarf2read.c 2014-08-25 17:50:11.498373988 +0200
+++ insight-7.8.50.20140825.new/gdb/dwarf2read.c 2014-08-25 17:50:49.426706165 +0200
@@ -70,6 +70,7 @@
#include "source.h"
#include "filestuff.h"
#include "build-id.h"
+#include "top.h"
#include <fcntl.h>
#include <sys/types.h>
@@ -1996,7 +1997,8 @@ dwarf2_has_info (struct objfile *objfile
(void *) names);
dwarf2_per_objfile->objfile = objfile;
}
- return (!dwarf2_per_objfile->info.is_virtual
+ return !readnever_symbol_files &&
+ (!dwarf2_per_objfile->info.is_virtual
&& dwarf2_per_objfile->info.s.asection != NULL
&& !dwarf2_per_objfile->abbrev.is_virtual
&& dwarf2_per_objfile->abbrev.s.asection != NULL);
diff -Naurp insight-7.8.50.20140825.orig/gdb/main.c insight-7.8.50.20140825.new/gdb/main.c
--- insight-7.8.50.20140825.orig/gdb/main.c 2014-08-25 17:50:11.466373686 +0200
+++ insight-7.8.50.20140825.new/gdb/main.c 2014-08-25 17:50:49.407706009 +0200
@@ -585,6 +585,7 @@ captured_main (void *data)
{"xdb", no_argument, &xdb_commands, 1},
{"dbx", no_argument, &dbx_commands, 1},
{"readnow", no_argument, &readnow_symbol_files, 1},
+ {"readnever", no_argument, &readnever_symbol_files, 1},
{"r", no_argument, &readnow_symbol_files, 1},
{"quiet", no_argument, &quiet, 1},
{"q", no_argument, &quiet, 1},
@@ -1274,6 +1275,7 @@ Selection of debuggee and its files:\n\n
--se=FILE Use FILE as symbol file and executable file.\n\
--symbols=SYMFILE Read symbols from SYMFILE.\n\
--readnow Fully read symbol files on first access.\n\
+ --readnever Do not read symbol files.\n\
--write Set writing into executable and core files.\n\n\
"), stream);
fputs_unfiltered (_("\
diff -Naurp insight-7.8.50.20140825.orig/gdb/symfile.c insight-7.8.50.20140825.new/gdb/symfile.c
--- insight-7.8.50.20140825.orig/gdb/symfile.c 2014-08-25 14:46:22.000000000 +0200
+++ insight-7.8.50.20140825.new/gdb/symfile.c 2014-08-25 17:50:49.412706050 +0200
@@ -80,6 +80,7 @@ static void clear_symtab_users_cleanup (
/* Global variables owned by this file. */
int readnow_symbol_files; /* Read full symbols immediately. */
+int readnever_symbol_files; /* Never read full symbols. */
/* Functions this file defines. */
diff -Naurp insight-7.8.50.20140825.orig/gdb/top.h insight-7.8.50.20140825.new/gdb/top.h
--- insight-7.8.50.20140825.orig/gdb/top.h 2014-06-25 18:56:14.000000000 +0200
+++ insight-7.8.50.20140825.new/gdb/top.h 2014-08-25 17:50:49.429706190 +0200
@@ -59,6 +59,7 @@ extern void set_prompt (const char *s);
/* From random places. */
extern int readnow_symbol_files;
+extern int readnever_symbol_files;
/* Perform _initialize initialization. */
extern void gdb_init (char *);