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do not try to dump empty sections

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This commit is contained in:
Nick Clifton
1998-09-06 23:17:06 +00:00
parent c84d3d6970
commit c80944f2a5
2 changed files with 16 additions and 3 deletions
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5
binutils/ChangeLog
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@ -1,3 +1,8 @@
Sun Sep 6 16:15:47 1998 Nick Clifton <nickc@cygnus.com>
* readelf.c (process_section_contents): Do not try to dump empty
sections.
Sat Sep 5 19:17:10 1998 Mumit Khan <khan@xraylith.wisc.edu> Sat Sep 5 19:17:10 1998 Mumit Khan <khan@xraylith.wisc.edu>
* dlltool.c (scan_all_symbols): Don't re-export symbols exported * dlltool.c (scan_all_symbols): Don't re-export symbols exported

14
binutils/readelf.c
View File

@ -1023,6 +1023,7 @@ struct option options [] =
{"sections", no_argument, 0, 'S'}, {"sections", no_argument, 0, 'S'},
{"section-headers", no_argument, 0, 'S'}, {"section-headers", no_argument, 0, 'S'},
{"symbols", no_argument, 0, 's'}, {"symbols", no_argument, 0, 's'},
{"syms", no_argument, 0, 's'},
{"relocs", no_argument, 0, 'r'}, {"relocs", no_argument, 0, 'r'},
{"dynamic", no_argument, 0, 'd'}, {"dynamic", no_argument, 0, 'd'},
{"version-info", no_argument, 0, 'V'}, {"version-info", no_argument, 0, 'V'},
@ -1051,7 +1052,7 @@ usage ()
fprintf (stdout, _(" -S or --section-headers or --sections\n")); fprintf (stdout, _(" -S or --section-headers or --sections\n"));
fprintf (stdout, _(" Display the sections' header\n")); fprintf (stdout, _(" Display the sections' header\n"));
fprintf (stdout, _(" -e or --headers Equivalent to: -h -l -S\n")); fprintf (stdout, _(" -e or --headers Equivalent to: -h -l -S\n"));
fprintf (stdout, _(" -s or --symbols Display the symbol table\n")); fprintf (stdout, _(" -s or --syms or --symbols Display the symbol table\n"));
fprintf (stdout, _(" -r or --relocs Display the relocations (if present)\n")); fprintf (stdout, _(" -r or --relocs Display the relocations (if present)\n"));
fprintf (stdout, _(" -d or --dynamic Display the dynamic segment (if present)\n")); fprintf (stdout, _(" -d or --dynamic Display the dynamic segment (if present)\n"));
fprintf (stdout, _(" -V or --version-info Display the version sections (if present)\n")); fprintf (stdout, _(" -V or --version-info Display the version sections (if present)\n"));
@ -3200,9 +3201,16 @@ process_section_contents (file)
unsigned char * data; unsigned char * data;
char * start; char * start;
printf (_("\nHex dump of section '%s':\n"), SECTION_NAME (section));
bytes = section->sh_size; bytes = section->sh_size;
if (bytes == 0)
{
printf (_("\nSection %d has no data to dump.\n"), i);
continue;
}
else
printf (_("\nHex dump of section '%s':\n"), SECTION_NAME (section));
addr = section->sh_addr; addr = section->sh_addr;
GET_DATA_ALLOC (section->sh_offset, bytes, start, char *, GET_DATA_ALLOC (section->sh_offset, bytes, start, char *,