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[metaconfig.git] / U / modified / Cppsym.U

diff --git a/U/modified/Cppsym.U b/U/modified/Cppsym.U
index 463af55..1cddb63 100644 (file)
--- a/U/modified/Cppsym.U
+++ b/U/modified/Cppsym.U
@@ -1,16 +1,16 @@
 ?RCS: $Id: Cppsym.U,v 3.0.1.5 1995/05/12 11:59:11 ram Exp $
 ?RCS:
 ?RCS: Copyright (c) 1991-1993, Raphael Manfredi
-?RCS: 
-?RCS: You may redistribute only under the terms of the Artistic Licence,
+?RCS:
+?RCS: You may redistribute only under the terms of the Artistic License,
 ?RCS: as specified in the README file that comes with the distribution.
 ?RCS: You may reuse parts of this distribution only within the terms of
-?RCS: that same Artistic Licence; a copy of which may be found at the root
+?RCS: that same Artistic License; a copy of which may be found at the root
 ?RCS: of the source tree for dist 3.0.
 ?RCS:
 ?RCS: $Log: Cppsym.U,v $
 ?RCS: Revision 3.0.1.5  1995/05/12  11:59:11  ram
-?RCS: patch54: split awk command onto two lines for older awks (ADO)
+?RCS: patch54: split awk command onto two lines for older awk's (ADO)
 ?RCS:
 ?RCS: Revision 3.0.1.4  1995/01/11  14:55:57  ram
 ?RCS: patch45: new cc vs. cpp symbol checking suggested by JHI
@@ -30,20 +30,18 @@
 ?RCS: Revision 3.0  1993/08/18  12:04:50  ram
 ?RCS: Baseline for dist 3.0 netwide release.
 ?RCS:
-?X: 
 ?X: This unit produces a shell script called Cppsym, which can be used to
 ?X: determine whether any in a list of symbols is defined by the C compilation
 ?X: chain (C preprocessor symbols plus C compiler native ones).
 ?X: It can determine the status of any symbol, though the symbols in $al
 ?X: are more easily determined.  If you want to add to $al you can do
 ?X: it in Myinit.U.
-?X: 
 ?MAKE:Cppsym ccsymbols cppsymbols cppccsymbols: run \
-       eunicefix Guess awk cat tr sed sort rm startsh osname \
+       eunicefix Guess awk cat tr sed sort rm rm_try startsh osname \
        +cc +gccversion test comm uniq echo Options trnl \
-       optimize ccflags ldflags libs
+       optimize ccflags ldflags libs cpp_stuff cpp
 ?MAKE: -pick add $@ %<
-?T:also symbols i postprocess_cc_v
+?T:also symbols i postprocess_cc_v tHdrH
 ?X:
 ?X: The symbol list is in alpha order for ease of maintenance...
 ?X:
@@ -69,22 +67,18 @@
 ?S:    The list is a space-separated list of symbol=value tokens.
 ?S:.
 ?F:./Cppsym
+?F:./Cppsym.know
 ?F:!Cppsym.true
 ?F:!ccsym.com
 ?F:!ccsym.cpp
 ?F:!ccsym.own
 ?X: fake LINT hints
-?LINT:change cc
-?LINT:change optimize
 ?LINT:change ccflags
-?LINT:change ldflags
-?LINT:change libs
 ?LINT:extern s
-?LINT:change s
 ?LINT:extern s__
-?LINT:change s__
+: Preprocessor symbols
 echo " "
-$echo "Guessing which symbols your C compiler and preprocessor define..." >&4 
+$echo "Guessing which symbols your C compiler and preprocessor define..." >&4
 ?X: If your symbol is mixed case, just add it as-is.
 ?X: All symbols will be transformed to both all-lower and all-upper.
 ?X: Also drop any leading/trailing underscores, the scan will try all those.
@@ -111,7 +105,7 @@ IA64 iAPX286 ibm ibm032 ibmesa IBMR2 ibmrt ILP32 ILP64
 INLINE_INTRINSICS INTRINSICS INT64 interdata is68k ksr1
 LANGUAGE_C LARGE_FILE_API LARGEFILE64_SOURCE
 LARGEFILE_SOURCE LFS64_LARGEFILE LFS_LARGEFILE
-Linux LITTLE_ENDIAN LONG64 LONG_DOUBLE LONG_LONG
+LIBCATAMOUNT Linux LITTLE_ENDIAN LONG64 LONG_DOUBLE LONG_LONG
 LONGDOUBLE LONGLONG LP64 luna luna88k Lynx
 M68000 m68k m88100 m88k M88KBCS_TARGET M_COFF
 M_I186 M_I286 M_I386 M_I8086 M_I86 M_I86SM M_SYS3
@@ -130,7 +124,7 @@ pa_risc PA_RISC1_1 PA_RISC2_0 PARAGON parisc
 pc532 pdp11 PGC PIC plexus PORTAR posix
 POSIX1B_SOURCE POSIX2_SOURCE POSIX4_SOURCE
 POSIX_C_SOURCE POSIX_SOURCE POWER
-PROTOTYPES PWB pyr QNX R3000 REENTRANT RES Rhapsody RISC6000
+PROTOTYPES PWB pyr QNX QK_USER R3000 REENTRANT RES Rhapsody RISC6000
 riscix riscos RT S390 SA110 scs SCO sequent sgi SGI_SOURCE SH3 sinix
 SIZE_INT SIZE_LONG SIZE_PTR SOCKET_SOURCE SOCKETS_SOURCE
 sony sony_news sonyrisc sparc sparclite spectrum
@@ -222,7 +216,23 @@ $cc -o try -Dcpp_stuff=$cpp_stuff $optimize \$ccflags $ldflags try.c $libs && $r
 EOSH
 chmod +x Cppsym.try
 $eunicefix Cppsym.try
-./Cppsym < Cppsym.know > Cppsym.true
+./Cppsym < Cppsym.know | $sort | $uniq > Cppsym.true
+: Add in any Linux cpp "predefined macros":
+case "$osname::$gccversion" in
+  *linux*::*.*|*gnukfreebsd*::*.*|gnu::*.*)
+    tHdrH=_tmpHdr
+    rm -f $tHdrH'.h' $tHdrH
+    touch $tHdrH'.h'
+    # Filter out macro arguments, such as Linux's __INT8_C(c)
+    if $cpp -dM $tHdrH'.h' > $tHdrH'_cppsym.h' && [ -s $tHdrH'_cppsym.h' ]; then
+       sed -e 's/#define[\ \  ]*//;s/[\ \     ].*$//' -e 's/(.*//' <$tHdrH'_cppsym.h' >$tHdrH'_cppsym.real'
+       if [ -s $tHdrH'_cppsym.real' ]; then
+         cat $tHdrH'_cppsym.real' Cppsym.know | sort | uniq | ./Cppsym | sort | uniq > Cppsym.true
+       fi
+    fi
+    rm -f $tHdrH'.h' $tHdrH'_cppsym.h' $tHdrH'_cppsym.real'
+  ;;
+esac
 : now check the C compiler for additional symbols
 ?X: suggested by Jarkko Hietaniemi <jhi@snakemail.hut.fi>, thanks!
 postprocess_cc_v=''
@@ -241,7 +251,7 @@ do
        -A*) $test "$gccversion" && echo "\$i" | $sed 's/^-A//' | $sed 's/\(.*\)(\(.*\))/\1=\2/';;
        esac
 done
-$rm -f try.c
+$rm_try
 EOS
 postprocess_cc_v=''
 chmod +x ccsym