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| author | Alan Modra <amodra@gmail.com> | 2016-06-24 10:50:25 +0930 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2016-06-24 23:05:48 +0930 |
| commit | 43339b1d1cac16ee3e3b556ff5ab3f031d03b5eb (patch) | |
| tree | cda3d530cec9a928e7de5270487cf72826f8465c /binutils | |
| parent | da4463c7d74ca0314fcab31f4a98dca3fd98e250 (diff) | |
| download | gdb-43339b1d1cac16ee3e3b556ff5ab3f031d03b5eb.zip gdb-43339b1d1cac16ee3e3b556ff5ab3f031d03b5eb.tar.gz gdb-43339b1d1cac16ee3e3b556ff5ab3f031d03b5eb.tar.bz2 | |
Limit objdump -S context lines
Showing context lines is confusing in many cases, an obvious example
being loops.
* objdump.c (struct print_file_list): Add "max_printed".
(try_print_file_open): Init new field.
(show_line): Don't show 5 context lines when redisplaying source.
Diffstat (limited to 'binutils')
| -rw-r--r-- | binutils/ChangeLog | 6 | ||||
| -rw-r--r-- | binutils/objdump.c | 13 |
2 files changed, 17 insertions, 2 deletions
diff --git a/binutils/ChangeLog b/binutils/ChangeLog index 201b466..757aa98 100644 --- a/binutils/ChangeLog +++ b/binutils/ChangeLog @@ -1,3 +1,9 @@ +2016-06-24 Alan Modra <amodra@gmail.com> + + * objdump.c (struct print_file_list): Add "max_printed". + (try_print_file_open): Init new field. + (show_line): Don't show 5 context lines when redisplaying source. + 2016-06-22 Nick Clifton <nickc@redhat.com> * testsuite/binutils-all/ar.exp: Skip tests for Alpha target. diff --git a/binutils/objdump.c b/binutils/objdump.c index 5b84801..174596e 100644 --- a/binutils/objdump.c +++ b/binutils/objdump.c @@ -1135,6 +1135,7 @@ struct print_file_list const char **linemap; unsigned maxline; unsigned last_line; + unsigned max_printed; int first; }; @@ -1260,6 +1261,7 @@ try_print_file_open (const char *origname, const char *modname) p->linemap = index_file (p->map, p->mapsize, &p->maxline); p->last_line = 0; + p->max_printed = 0; p->filename = origname; p->modname = modname; p->next = print_files; @@ -1447,10 +1449,17 @@ show_line (bfd *abfd, asection *section, bfd_vma addr_offset) l = linenumber - SHOW_PRECEDING_CONTEXT_LINES; if (l >= linenumber) l = 1; - if (p->last_line >= l && p->last_line <= linenumber) - l = p->last_line + 1; + if (p->max_printed >= l) + { + if (p->max_printed < linenumber) + l = p->max_printed + 1; + else + l = linenumber; + } } dump_lines (p, l, linenumber); + if (p->max_printed < linenumber) + p->max_printed = linenumber; p->last_line = linenumber; p->first = 0; } |