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| author |   Mike Frysinger <vapier@gentoo.org> | 2009-06-04 00:19:20 -0400 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2009-06-04 00:19:20 -0400 |
| commit | 70f148095b7b9acd4e8329da0766aadc88b017d8 (patch) | |
| tree | f9c69308721da245f85bf0f09dfffc6234d9ab61 /scripts | |
| parent | libsandbox: make sure fopen64 uses 64bit funcs (diff) | |
| download | sandbox-70f148095b7b9acd4e8329da0766aadc88b017d8.tar.gz sandbox-70f148095b7b9acd4e8329da0766aadc88b017d8.tar.bz2 sandbox-70f148095b7b9acd4e8329da0766aadc88b017d8.zip | |
libsandbox: add pre checks to static tracing
The normal wrapped functions go through some "pre checks" where certain
normal conditions are not flagged as problematic. The static tracing
lacked those pre checks though.
URL: http://bugs.gentoo.org/265885
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Reported-by: Daniel Robbins <drobbins@funtoo.org>
Diffstat (limited to 'scripts')
| -rw-r--r-- | scripts/gen_symbol_header.awk | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/scripts/gen_symbol_header.awk b/scripts/gen_symbol_header.awk index 49e4540..749dabc 100644 --- a/scripts/gen_symbol_header.awk +++ b/scripts/gen_symbol_header.awk @@ -109,8 +109,10 @@ END { # that we know what the name is in libsandbox.c ... # Also do this for non-versioned libc's ... if (sym_full_names[x] ~ /@@/ || !symbol_array[2]) { + sym_is_default = 1; sym_real_name = sym_index "_DEFAULT"; } else { + sym_is_default = 0; sym_real_name = sym_full_names[x]; gsub(/@|\./, "_", sym_real_name); } @@ -134,6 +136,9 @@ END { printf("#define SB_NR_%s %i\n", toupper(sym_index), i); printf("#define WRAPPER_NR SB_NR_%s\n", toupper(sym_index)); printf("#include \"wrapper-funcs/%s.c\"\n", sym_index); + pre_check = "wrapper-funcs/" sym_index "_pre_check.c" + if (sym_is_default && system("test -e " srcdir "/" pre_check) == 0) + printf("#include \"%s\"\n", pre_check); printf("#undef STRING_NAME\n"); printf("#undef EXTERN_NAME\n"); printf("#undef WRAPPER_NAME\n"); |