#! /bin/sh # (C) 1998, 2007 Free Software Foundation # Originally by Alexandre Oliva <oliva@lsd.ic.unicamp.br> # This gawk/shell script is free software; you can redistribute it and/or # modify it under the terms of the GNU General Public License as published # by the Free Software Foundation; either version 3, or (at your option) # any later version. # Given a preprocessed C/C++ code snippet, this script will replace any # standard header files with an actual #include <...> directive. # Example: # # 1 "test.c" # # 1 "/usr/include/stdio.h" 1 3 # <snip> # # 1 "test.c" 2 # # main() { printf("Hello world!\n"); } # is replaced with # # 1 "test.c" # #include <stdio.h> # main() { printf("Hello world!\n"); } # Header files whose pathnames contain any of the following patterns # are considered as standard headers: usr/include, g++-include, # include/g++, include/c++/<version>, gcc-lib/<anything>/include. gawk ${EXCLUDEPATT+-vexclude="$EXCLUDEPATT"} \ ${INCLUDEPATT+-vinclude="$INCLUDEPATT"} ' BEGIN { skipping = 0; cppline = "^# [0-9]+ \"[^\"]*/(usr/include|g\\+\\+-include|include/g\\+\\+|include/c\\+\\+/[^/]+|gcc-lib/[^\"]+/include|gcc/include)/([^\"]+)\"( [1-4])*$" } !skipping && $0 ~ cppline && (exclude == "" || $3 !~ exclude) && (include == "" || $3 ~ include) { skipping = 1; printf "%s\n", "#include <" gensub(cppline, "\\2", "", $0) ">" next; } skipping && /^# [0-9]+ / && $3 == lastincluded { skipping = 0; next; } !skipping && /^# [0-9]+ / { lastincluded = $3; } !skipping { print } ' ${1+"$@"}