99 lines
4.1 KiB
Diff
99 lines
4.1 KiB
Diff
2004-11-18 Andrew Cagney <cagney@gnu.org>
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* dwarf2read.c: Include "top.c".
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(dwarf2_has_info): Check for readnever_symbol_files.
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* symfile.c (readnever_symbol_files): Define.
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* top.h (readnever_symbol_files): Declare.
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* main.c (captured_main): Add --readnever option.
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(print_gdb_help): Ditto.
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2004-11-18 Andrew Cagney <cagney@gnu.org>
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* gdb.texinfo (File Options): Document --readnever.
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Index: gdb-7.6.50.20130731-cvs/gdb/doc/gdb.texinfo
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===================================================================
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--- gdb-7.6.50.20130731-cvs.orig/gdb/doc/gdb.texinfo 2013-08-02 16:12:54.970085942 +0200
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+++ gdb-7.6.50.20130731-cvs/gdb/doc/gdb.texinfo 2013-08-02 16:20:21.164687886 +0200
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@@ -1030,6 +1030,12 @@ Read each symbol file's entire symbol ta
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the default, which is to read it incrementally as it is needed.
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This makes startup slower, but makes future operations faster.
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+@item --readnever
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+@cindex @code{--readnever}
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+Do not read each symbol file's symbolic debug information. This makes
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+startup faster but at the expense of not being able to perform
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+symbolic debugging.
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+
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@end table
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@node Mode Options
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Index: gdb-7.6.50.20130731-cvs/gdb/main.c
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===================================================================
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--- gdb-7.6.50.20130731-cvs.orig/gdb/main.c 2013-08-02 16:12:54.974085948 +0200
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+++ gdb-7.6.50.20130731-cvs/gdb/main.c 2013-08-02 16:20:53.704731449 +0200
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@@ -459,6 +459,7 @@ captured_main (void *data)
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{"xdb", no_argument, &xdb_commands, 1},
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{"dbx", no_argument, &dbx_commands, 1},
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{"readnow", no_argument, &readnow_symbol_files, 1},
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+ {"readnever", no_argument, &readnever_symbol_files, 1},
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{"r", no_argument, &readnow_symbol_files, 1},
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{"quiet", no_argument, &quiet, 1},
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{"q", no_argument, &quiet, 1},
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@@ -1154,6 +1155,7 @@ Selection of debuggee and its files:\n\n
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--se=FILE Use FILE as symbol file and executable file.\n\
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--symbols=SYMFILE Read symbols from SYMFILE.\n\
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--readnow Fully read symbol files on first access.\n\
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+ --readnever Do not read symbol files.\n\
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--write Set writing into executable and core files.\n\n\
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"), stream);
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fputs_unfiltered (_("\
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Index: gdb-7.6.50.20130731-cvs/gdb/symfile.c
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===================================================================
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--- gdb-7.6.50.20130731-cvs.orig/gdb/symfile.c 2013-08-02 16:12:54.975085949 +0200
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+++ gdb-7.6.50.20130731-cvs/gdb/symfile.c 2013-08-02 16:20:21.165687888 +0200
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@@ -82,6 +82,7 @@ static void clear_symtab_users_cleanup (
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/* Global variables owned by this file. */
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int readnow_symbol_files; /* Read full symbols immediately. */
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+int readnever_symbol_files; /* Never read full symbols. */
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/* Functions this file defines. */
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Index: gdb-7.6.50.20130731-cvs/gdb/dwarf2read.c
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===================================================================
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--- gdb-7.6.50.20130731-cvs.orig/gdb/dwarf2read.c 2013-08-02 16:12:54.979085954 +0200
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+++ gdb-7.6.50.20130731-cvs/gdb/dwarf2read.c 2013-08-02 16:20:37.190709689 +0200
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@@ -69,6 +69,7 @@
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#include "f-lang.h"
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#include "source.h"
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#include "filestuff.h"
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+#include "top.h"
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#include <fcntl.h>
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#include "gdb_string.h"
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@@ -1834,8 +1835,9 @@ dwarf2_has_info (struct objfile *objfile
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(void *) names);
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dwarf2_per_objfile->objfile = objfile;
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}
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- return (dwarf2_per_objfile->info.asection != NULL
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- && dwarf2_per_objfile->abbrev.asection != NULL);
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+ return (! readnever_symbol_files
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+ && (dwarf2_per_objfile->info.asection != NULL
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+ && dwarf2_per_objfile->abbrev.asection != NULL));
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}
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/* When loading sections, we look either for uncompressed section or for
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Index: gdb-7.6.50.20130731-cvs/gdb/top.h
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===================================================================
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--- gdb-7.6.50.20130731-cvs.orig/gdb/top.h 2013-08-02 16:12:54.980085956 +0200
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+++ gdb-7.6.50.20130731-cvs/gdb/top.h 2013-08-02 16:20:21.169687893 +0200
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@@ -59,6 +59,7 @@ extern void set_prompt (const char *s);
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/* From random places. */
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extern int readnow_symbol_files;
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+extern int readnever_symbol_files;
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/* Perform _initialize initialization. */
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extern void gdb_init (char *);
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