| #! /bin/sh |
| # |
| # osdef.sh -- copy osdef.h.in to osdef.h while removing declarations |
| # found in the system header files. Caution: weird sed magic going on here. |
| # Warnings are printed if sed did not survive. |
| # |
| # (C) Michael Schroeder, Juergen Weigert |
| # |
| # osdef.h.in has been split into osdef1.h.in and osdef2.h.in, because some |
| # sed's could not handle the amount of commands (is 50 commands the limit?). |
| # |
| # 31.10.95 jw. |
| |
| if test -z "$CC"; then |
| CC=cc |
| fi |
| if test -z "$srcdir"; then |
| srcdir=. |
| fi |
| |
| rm -f core* *.core |
| |
| cat << EOF > osdef0.c |
| #ifndef __APPLE__ |
| # define select select_declared_wrong |
| #endif |
| #define tgetstr tgetstr_declared_wrong |
| #include "auto/config.h" |
| #include "os_unix.h" /* bring in most header files, more follow below */ |
| #include "os_unixx.h" /* bring in header files for os_unix.c */ |
| |
| #ifdef HAVE_TERMCAP_H |
| # include <termcap.h> /* only for term.c */ |
| #endif |
| |
| #ifdef HAVE_FCNTL_H |
| # include <fcntl.h> /* only used in a few files */ |
| #endif |
| |
| #ifdef HAVE_SYS_STATFS_H |
| # include <sys/types.h> |
| # include <sys/statfs.h> /* only for memfile.c */ |
| #endif |
| |
| #ifdef HAVE_X11 |
| # include <X11/Intrinsic.h> |
| #endif |
| EOF |
| |
| # Mac uses precompiled headers, but we need real headers here. |
| case `uname` in |
| Darwin) $CC -I. -I$srcdir -E -no-cpp-precomp osdef0.c >osdef0.cc;; |
| *) $CC -I. -I$srcdir -E osdef0.c >osdef0.cc;; |
| esac |
| |
| # insert a space in front of each line, so that a function name at the |
| # start of the line is matched with "[)*, ]\1[ (]" |
| sed < osdef0.cc -e '/\(..*\)/s// \1/' > osdef0.ccc |
| |
| sed < $srcdir/osdef1.h.in -n -e '/^extern/s@.*[)* ][)* ]*\([a-zA-Z_][a-zA-Z0-9_]*\) __ARGS.*@/[)*, ][(]*\1[)]*[ (]/i\\\ |
| \\/\\[^a-zA-Z_\\]\1 __ARGS\\/d@p' > osdef11.sed |
| |
| sed < $srcdir/osdef2.h.in -n -e '/^extern/s@.*[)* ][)* ]*\([a-zA-Z_][a-zA-Z0-9_]*\) __ARGS.*@/[)*, ][(]*\1[)]*[ (]/i\\\ |
| \\/\\[^a-zA-Z_\\]\1 __ARGS\\/d@p' > osdef21.sed |
| |
| cat << EOF > osdef2.sed |
| 1i\\ |
| /* |
| 1i\\ |
| * osdef.h is automagically created from osdef?.h.in by osdef.sh -- DO NOT EDIT |
| 1i\\ |
| */ |
| EOF |
| |
| cat osdef0.ccc | sed -n -f osdef11.sed >> osdef2.sed |
| sed -f osdef2.sed < $srcdir/osdef1.h.in > auto/osdef.h |
| |
| cat osdef0.ccc | sed -n -f osdef21.sed > osdef2.sed |
| sed -f osdef2.sed < $srcdir/osdef2.h.in >> auto/osdef.h |
| |
| rm osdef0.c osdef0.cc osdef0.ccc osdef11.sed osdef21.sed osdef2.sed |
| |
| if test -f core*; then |
| file core* |
| echo " Sorry, your sed is broken. Call the system administrator." |
| echo " Meanwhile, you may try to compile Vim with an empty osdef.h file." |
| echo " If you compiler complains about missing prototypes, move the needed" |
| echo " ones from osdef1.h.in and osdef2.h.in to osdef.h." |
| exit 1 |
| fi |
| cat $srcdir/osdef1.h.in $srcdir/osdef2.h.in >osdefX.h.in |
| if eval test "`diff auto/osdef.h osdefX.h.in | wc -l`" -eq 4; then |
| echo " Hmm, sed is very pessimistic about your system header files." |
| echo " But it did not dump core -- strange! Let's continue carefully..." |
| echo " If this fails, you may want to remove offending lines from osdef.h" |
| echo " or try with an empty osdef.h file, if your compiler can do without" |
| echo " function declarations." |
| fi |
| rm osdefX.h.in |