From 6d04c6d475c350f7490a5ac95cb45d7b396744de Mon Sep 17 00:00:00 2001 From: Ian Lance Taylor Date: Thu, 25 Aug 1994 15:58:43 +0000 Subject: * coffgen.c (coff_find_nearest_line): Look for the best C_FILE, not merely the first. --- bfd/ChangeLog | 3 +++ bfd/coffgen.c | 48 +++++++++++++++++++++++++++++------------------- 2 files changed, 32 insertions(+), 19 deletions(-) (limited to 'bfd') diff --git a/bfd/ChangeLog b/bfd/ChangeLog index df27096..1bc2c1c 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,5 +1,8 @@ Thu Aug 25 10:44:53 1994 Ian Lance Taylor (ian@sanguine.cygnus.com) + * coffgen.c (coff_find_nearest_line): Look for the best C_FILE, + not merely the first. + * coffgen.c (coff_write_alien_symbol): If we are not using the symbol, clear the name so that it is not put in the string table. From Antti.Miettinen@ntc.nokia.com. diff --git a/bfd/coffgen.c b/bfd/coffgen.c index 1b8a48b..44d1323 100644 --- a/bfd/coffgen.c +++ b/bfd/coffgen.c @@ -1644,37 +1644,47 @@ coff_find_nearest_line (abfd, section, ignore_symbols, offset, filename_ptr, if (p < pend) { + bfd_vma maxdiff; + /* Look through the C_FILE symbols to find the best one. */ *filename_ptr = (char *) p->u.syment._n._n_n._n_offset; - i = 0; + maxdiff = (bfd_vma) 0 - (bfd_vma) 1; while (1) { combined_entry_type *p2; - /* Avoid endless loops on erroneous files by ensuring that - we always move forward in the file. */ - if (i >= p->u.syment.n_value) - break; - - i = p->u.syment.n_value; - if (i >= cof->raw_syment_count) - break; - - p = cof->raw_syments + i; - if (p->u.syment.n_sclass != C_FILE) - break; - - for (p2 = p; p2 < pend; p2 += 1 + p2->u.syment.n_numaux) + for (p2 = p + 1 + p->u.syment.n_numaux; + p2 < pend; + p2 += 1 + p2->u.syment.n_numaux) { - if (section == - coff_section_from_bfd_index (abfd, p2->u.syment.n_scnum)) + if (p2->u.syment.n_scnum > 0 + && (section + == coff_section_from_bfd_index (abfd, + p2->u.syment.n_scnum))) break; + if (p2->u.syment.n_sclass == C_FILE) + { + p2 = pend; + break; + } } + if (p2 < pend - && offset < p2->u.syment.n_value) + && offset >= p2->u.syment.n_value + && offset - p2->u.syment.n_value < maxdiff) + { + *filename_ptr = (char *) p->u.syment._n._n_n._n_offset; + maxdiff = offset - p2->u.syment.n_value; + } + + /* Avoid endless loops on erroneous files by ensuring that + we always move forward in the file. */ + if (p - cof->raw_syments >= p->u.syment.n_value) break; - *filename_ptr = (char *) p->u.syment._n._n_n._n_offset; + p = cof->raw_syments + p->u.syment.n_value; + if (p > pend || p->u.syment.n_sclass != C_FILE) + break; } } -- cgit v1.1