1#! /bin/sh 2# 3# osdef.sh -- copy osdef.h.in to osdef.h while removing declarations 4# found in the system header files. Caution: weird sed magic going on here. 5# Warnings are printed if sed did not survive. 6# 7# (C) Michael Schroeder, Juergen Weigert 8# 9# osdef.h.in has been split into osdef1.h.in and osdef2.h.in, because some 10# sed's could not handle the amount of commands (is 50 commands the limit?). 11# 12# 31.10.95 jw. 13 14if test -z "$CC"; then 15 CC=cc 16fi 17if test -z "$srcdir"; then 18 srcdir=. 19fi 20 21# Make sure collation works as expected 22# swedish range [a-z] does not match 'w' 23export LC_COLLATE=C 24export LC_ALL= 25 26rm -f core* *.core 27 28cat << EOF > osdef0.c 29#ifndef __APPLE__ 30# define select select_declared_wrong 31#endif 32#define tgetstr tgetstr_declared_wrong 33#include "auto/config.h" 34#include "os_unix.h" /* bring in most header files, more follow below */ 35#include "os_unixx.h" /* bring in header files for os_unix.c */ 36 37#ifdef HAVE_TERMCAP_H 38# include <termcap.h> /* only for term.c */ 39#endif 40 41#ifdef HAVE_FCNTL_H 42# include <fcntl.h> /* only used in a few files */ 43#endif 44 45#ifdef HAVE_SYS_STATFS_H 46# include <sys/types.h> 47# include <sys/statfs.h> /* only for memfile.c */ 48#endif 49 50#ifdef HAVE_X11 51# include <X11/Intrinsic.h> 52#endif 53EOF 54 55$CC -I. -I$srcdir -E osdef0.c >osdef0.cc 56 57# insert a space in front of each line, so that a function name at the 58# start of the line is matched with "[)*, ]\1[ (]" 59sed < osdef0.cc -e '/\(..*\)/s// \1/' > osdef0.ccc 60 61sed < $srcdir/osdef1.h.in -n -e '/^extern/s@.*[)* ][)* ]*\([a-zA-Z_][a-zA-Z0-9_]*\)(.*@/[)*, ][(]*\1[)]*[ (]/i\\\ 62\\/\\[^a-zA-Z_\\]\1(\\/d@p' > osdef11.sed 63 64sed < $srcdir/osdef2.h.in -n -e '/^extern/s@.*[)* ][)* ]*\([a-zA-Z_][a-zA-Z0-9_]*\)(.*@/[)*, ][(]*\1[)]*[ (]/i\\\ 65\\/\\[^a-zA-Z_\\]\1(\\/d@p' > osdef21.sed 66 67cat << EOF > osdef2.sed 681i\\ 69/* 701i\\ 71 * osdef.h is automagically created from osdef?.h.in by osdef.sh -- DO NOT EDIT 721i\\ 73 */ 74EOF 75 76cat osdef0.ccc | sed -n -f osdef11.sed >> osdef2.sed 77sed -f osdef2.sed < $srcdir/osdef1.h.in > auto/osdef.h 78 79cat osdef0.ccc | sed -n -f osdef21.sed > osdef2.sed 80sed -f osdef2.sed < $srcdir/osdef2.h.in >> auto/osdef.h 81 82rm osdef0.c osdef0.cc osdef0.ccc osdef11.sed osdef21.sed osdef2.sed 83 84if test -f core*; then 85 file core* 86 echo " Sorry, your sed is broken. Call the system administrator." 87 echo " Meanwhile, you may try to compile Vim with an empty osdef.h file." 88 echo " If you compiler complains about missing prototypes, move the needed" 89 echo " ones from osdef1.h.in and osdef2.h.in to osdef.h." 90 exit 1 91fi 92cat $srcdir/osdef1.h.in $srcdir/osdef2.h.in >osdefX.h.in 93if eval test "`diff auto/osdef.h osdefX.h.in | wc -l`" -eq 4; then 94 echo " Hmm, sed is very pessimistic about your system header files." 95 echo " But it did not dump core -- strange! Let's continue carefully..." 96 echo " If this fails, you may want to remove offending lines from osdef.h" 97 echo " or try with an empty osdef.h file, if your compiler can do without" 98 echo " function declarations." 99fi 100rm osdefX.h.in 101