| # checkconfig: find uses of CONFIG_* names without matching definitions. |
| # Copyright abandoned, 1998, Michael Elizabeth Chastain <mailto:mec@shout.net>. |
| open(FILE, $file) || die "Can't open $file: $!\n"; |
| $fInComment && (s+^.*?\*/+ +o ? ($fInComment = 0) : next); |
| m+/\*+o && (s+/\*.*?\*/+ +go, (s+/\*.*$+ +o && ($fInComment = 1))); |
| $iLinuxConfig = $. if m/^\s*#\s*include\s*"linux\/config\.h"/o; |
| $configList{uc $1} = 1 if m/^\s*#\s*include\s*"config\/(\S*)\.h"/o; |
| $fInString && (s+^.*?"+ +o ? ($fInString = 0) : next); |
| m+"+o && (s+".*?"+ +go, (s+".*$+ +o && ($fInString = 1))); |
| $iLinuxConfig = $. if m/^\s*#\s*include\s*<linux\/config\.h>/o; |
| $configList{uc $1} = 1 if m/^\s*#\s*include\s*<config\/(\S*)\.h>/o; |
| $configList{$1} = 1 if m/^\s*#\s*define\s+CONFIG_(\w*)/o; |
| $configList{$1} = 1 if m/^\s*#\s*undef\s+CONFIG_(\w*)/o; |
| WORD: while ( m/\bCONFIG_(\w+)/og ) |
| last LINE if $iLinuxConfig; |
| next WORD if exists $configList{$1}; |
| print "$file: $.: need CONFIG_$1.\n"; |
| # Report superfluous includes. |
| if ( $iLinuxConfig && ! $fUseConfig ) |
| { print "$file: $iLinuxConfig: linux/config.h not needed.\n"; } |