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cpplib.c (do_sccs): Handle #sccs on all systems.

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* cpplib.c (do_sccs): Handle #sccs on all systems.
	* system.h (SCCS_DIRECTIVE): Poison.
	* config/darwin.h, config/freebsd.h, config/netbsd.h,
	config/ptx4.h, config/svr3.h, config/svr4.h, config/alpha/elf.h,
	config/arm/linux-elf.h, config/c4x/c4x.h, config/d30v/d30v.h,
	config/i370/i370.h, config/i386/gas.h, config/i386/sco5.h,
	config/i960/i960.h, config/m68hc11/m68hc11.h, config/m68k/3b1.h,
	config/m68k/3b1g.h, config/m68k/crds.h, config/m68k/mot3300.h,
	config/m68k/pbb.h, config/m88k/m88k.h, config/mips/mips.h,
	config/sparc/pbd.h, config/stormy16/stormy16.h, config/vax/vaxv.h:
	Remove all references to SCCS_DIRECTIVE.
	* doc/cpp.texi, doc/tm.texi: Update.

From-SVN: r55542
This commit is contained in:
Neil Booth 2002-07-17 21:31:42 +00:00 committed by Neil Booth
parent 61dde664e4
commit 74d06cf221
30 changed files with 20 additions and 115 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
gcc/ChangeLog
View File

@ -1,3 +1,18 @@
2002-07-17 Neil Booth <neil@daikokuya.co.uk>
* cpplib.c (do_sccs): Handle #sccs on all systems.
* system.h (SCCS_DIRECTIVE): Poison.
* config/darwin.h, config/freebsd.h, config/netbsd.h,
config/ptx4.h, config/svr3.h, config/svr4.h, config/alpha/elf.h,
config/arm/linux-elf.h, config/c4x/c4x.h, config/d30v/d30v.h,
config/i370/i370.h, config/i386/gas.h, config/i386/sco5.h,
config/i960/i960.h, config/m68hc11/m68hc11.h, config/m68k/3b1.h,
config/m68k/3b1g.h, config/m68k/crds.h, config/m68k/mot3300.h,
config/m68k/pbb.h, config/m88k/m88k.h, config/mips/mips.h,
config/sparc/pbd.h, config/stormy16/stormy16.h, config/vax/vaxv.h:
Remove all references to SCCS_DIRECTIVE.
* doc/cpp.texi, doc/tm.texi: Update.
Wed Jul 17 19:23:32 2002 J"orn Rennecke <joern.rennecke@superh.com>
* regrename.c (maybe_mode_change): New function.

3
gcc/config/alpha/elf.h
View File

@ -68,9 +68,6 @@ do { \
#undef IDENT_ASM_OP
#define IDENT_ASM_OP "\t.ident\t"
/* Allow #sccs in preprocessor. */
#define SCCS_DIRECTIVE
/* Output #ident as a .ident. */
#undef ASM_OUTPUT_IDENT
#define ASM_OUTPUT_IDENT(FILE, NAME) \

3
gcc/config/arm/linux-elf.h
View File

@ -99,9 +99,6 @@ Boston, MA 02111-1307, USA. */
builtin_assert ("system=posix"); \
} while (0)
/* Allow #sccs in preprocessor. */
#define SCCS_DIRECTIVE
/* This is how we tell the assembler that two symbols have the same value. */
#define ASM_OUTPUT_DEF(FILE, NAME1, NAME2) \
do \

4
gcc/config/c4x/c4x.h
View File

@ -1793,10 +1793,6 @@ do { \
#define DOUBLE_TYPE_SIZE 32
#define LONG_DOUBLE_TYPE_SIZE 64 /* Actually only 40. */
/* Allow #sccs in preprocessor. */
#define SCCS_DIRECTIVE
/* Output #ident as a .ident. */
#define ASM_OUTPUT_IDENT(FILE, NAME) \

6
gcc/config/d30v/d30v.h
View File

@ -4286,12 +4286,6 @@ fprintf (STREAM, "\t.word .L%d\n", VALUE)
should be used on RISC machines. */
/* #define INTEGRATE_THRESHOLD(DECL) */
/* Define this if the preprocessor should ignore `#sccs' directives and print
no error message.
Defined in svr4.h. */
/* #define SCCS_DIRECTIVE */
/* Define this macro if the system header files support C++ as well as C. This
macro inhibits the usual method of using system header files in C++, which
is to pretend that the file's contents are enclosed in `extern "C" {...}'. */

4
gcc/config/darwin.h
View File

@ -103,10 +103,6 @@ Boston, MA 02111-1307, USA. */
#undef DOLLARS_IN_IDENTIFIERS
#define DOLLARS_IN_IDENTIFIERS 2
/* Allow #sccs (but don't do anything). */
#define SCCS_DIRECTIVE
/* We use Dbx symbol format. */
#define DBX_DEBUGGING_INFO

4
gcc/config/freebsd.h
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@ -67,10 +67,6 @@ Boston, MA 02111-1307, USA. */
#undef NO_IMPLICIT_EXTERN_C
#define NO_IMPLICIT_EXTERN_C 1
/* Allow #sccs in preprocessor. */
#undef SCCS_DIRECTIVE
#define SCCS_DIRECTIVE 1
/* Make gcc agree with FreeBSD's standard headers (<machine/ansi.h>, etc...) */
#undef WCHAR_TYPE

3
gcc/config/i370/i370.h
View File

@ -1905,9 +1905,6 @@ abort(); \
( (OUTPUT) = (char *) alloca (strlen ((NAME)) + 10), \
sprintf ((OUTPUT), "%s.%d", (NAME), (LABELNO)))
/* Allow #sccs in preprocessor. */
#define SCCS_DIRECTIVE
/* Implicit library calls should use memcpy, not bcopy, etc. */
#define TARGET_MEM_FUNCTIONS

4
gcc/config/i386/gas.h
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@ -45,10 +45,6 @@ Boston, MA 02111-1307, USA. */
#define SDB_DEBUGGING_INFO
/* Allow #sccs in preprocessor. */
#define SCCS_DIRECTIVE
/* Output #ident as a .ident. */
#define ASM_OUTPUT_IDENT(FILE, NAME) fprintf (FILE, "\t.ident \"%s\"\n", NAME);

3
gcc/config/i386/sco5.h
View File

@ -541,9 +541,6 @@ init_section () \
do { fputs ("\t.weak\t", FILE); assemble_name (FILE, NAME); \
fputc ('\n', FILE); } while (0)
#undef SCCS_DIRECTIVE
#define SCCS_DIRECTIVE 1
/*
* Define sizes and types
*/

3
gcc/config/i960/i960.h
View File

@ -1151,9 +1151,6 @@ struct cum_args { int ca_nregparms; int ca_nstackparms; };
/* Define this as 1 if `char' should by default be signed; else as 0. */
#define DEFAULT_SIGNED_CHAR 0
/* Allow and ignore #sccs directives. */
#define SCCS_DIRECTIVE
/* Max number of bytes we can move from memory to memory
in one reasonably fast instruction. */
#define MOVE_MAX 16

3
gcc/config/m68hc11/m68hc11.h
View File

@ -1706,9 +1706,6 @@ do { \
purposes) so give the MEM rtx a byte's mode. */
#define FUNCTION_MODE QImode
/* define SCCS_DIRECTIVE if SCCS directives should be ignored */
#define SCCS_DIRECTIVE 1
/* Allow $ in identifiers */
#define DOLLARS_IN_IDENTIFIERS 1

4
gcc/config/m68k/3b1.h
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@ -50,10 +50,6 @@ Boston, MA 02111-1307, USA. */
"%{!shlib:%{pg:mcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}}\
%{shlib:crt0s.o%s shlib.ifile%s} "
/* cpp has to support a #sccs directive for the /usr/include files */
#define SCCS_DIRECTIVE
/* Make output for SDB. */
#define SDB_DEBUGGING_INFO

3
gcc/config/m68k/3b1g.h
View File

@ -43,9 +43,6 @@ Boston, MA 02111-1307, USA. */
/* This is (not really) BSD, so (but) it wants DBX format. */
#define DBX_DEBUGGING_INFO
/* Brain damage. */
#define SCCS_DIRECTIVE
/* Specify how to pad function arguments.
Value should be `upward', `downward' or `none'.
Same as the default, except no padding for large or variable-size args. */

4
gcc/config/m68k/crds.h
View File

@ -68,10 +68,6 @@ Boston, MA 02111-1307, USA. */
#undef CC1_SPEC
#define CC1_SPEC "%{O2:-fstrength-reduce}"
/* cpp has to support a #sccs directive for the /usr/include files */
#define SCCS_DIRECTIVE
/* Make output for SDB. */
/* #define SDB_DEBUGGING_INFO UNOS casm has no debugging :-( */

4
gcc/config/m68k/mot3300.h
View File

@ -118,10 +118,6 @@ Boston, MA 02111-1307, USA. */
#undef PARM_BOUNDARY
#define PARM_BOUNDARY 16
/* cpp has to support a #sccs directive for the /usr/include files */
#define SCCS_DIRECTIVE
/* Make output for SDB. */
#define SDB_DEBUGGING_INFO

4
gcc/config/m68k/pbb.h
View File

@ -83,10 +83,6 @@ Boston, MA 02111-1307, USA. */
#define ENDFILE_SPEC "crtn.o%s"
/* cpp has to support a #sccs directive for the /usr/include files */
#define SCCS_DIRECTIVE
/* GAS register prefix assembly syntax: */
/* User labels have no prefix */

3
gcc/config/m88k/m88k.h
View File

@ -1446,9 +1446,6 @@ enum reg_class { NO_REGS, AP_REG, XRF_REGS, GENERAL_REGS, AGRF_REGS,
/* The 88open ABI says size_t is unsigned int. */
#define SIZE_TYPE "unsigned int"
/* Allow and ignore #sccs directives */
#define SCCS_DIRECTIVE
/* Handle #pragma pack and sometimes #pragma weak. */
#define HANDLE_SYSV_PRAGMA

3
gcc/config/mips/mips.h
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@ -4350,9 +4350,6 @@ do { \
#define ASM_OUTPUT_ASCII(STREAM, STRING, LEN) \
mips_output_ascii (STREAM, STRING, LEN)
/* Handle certain cpp directives used in header files on sysV. */
#define SCCS_DIRECTIVE
/* Output #ident as a in the read-only data section. */
#undef ASM_OUTPUT_IDENT
#define ASM_OUTPUT_IDENT(FILE, STRING) \

5
gcc/config/netbsd.h
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@ -128,11 +128,6 @@ Boston, MA 02111-1307, USA. */
fprintf ((STREAM), "void __fini() {\n\t%s();\n}\n", (FUNC)); \
} while (0)
/* Allow #sccs in preprocessor. */
#undef SCCS_DIRECTIVE
#define SCCS_DIRECTIVE
#undef TARGET_HAS_F_SETLKW
#define TARGET_HAS_F_SETLKW

4
gcc/config/ptx4.h
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@ -180,10 +180,6 @@ Boston, MA 02111-1307, USA.
%{!ansi:values-Xa.o%s} \
crtbegin.o%s"
/* Allow #sccs in preprocessor. */
#define SCCS_DIRECTIVE
/* Don't use bcopy, which doesn't handle overlaps before DYNIX/ptx 4.6. */
#undef HAVE_BCOPY

4
gcc/config/sparc/pbd.h
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@ -59,10 +59,6 @@ Boston, MA 02111-1307, USA. */
#define ENDFILE_SPEC "crtn.o%s"
/* cpp has to support a #sccs directive for the /usr/include files */
#define SCCS_DIRECTIVE
/* LINK_SPEC is needed only for SunOS 4. */
#undef LINK_SPEC

6
gcc/config/stormy16/stormy16.h
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@ -3923,12 +3923,6 @@ do { \
should be used on RISC machines. */
/* #define INTEGRATE_THRESHOLD(DECL) */
/* Define this if the preprocessor should ignore `#sccs' directives and print
no error message.
Defined in svr4.h. */
/* #define SCCS_DIRECTIVE */
/* Define this macro if the system header files support C++ as well as C. This
macro inhibits the usual method of using system header files in C++, which
is to pretend that the file's contents are enclosed in `extern "C" {...}'. */

4
gcc/config/svr3.h
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@ -113,10 +113,6 @@ Boston, MA 02111-1307, USA.
#define LINK_SPEC "%{T*} %{z:-lm}"
#endif
/* Allow #sccs in preprocessor. */
#define SCCS_DIRECTIVE
/* Output #ident as a .ident. */
#undef ASM_OUTPUT_IDENT

4
gcc/config/svr4.h
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@ -192,10 +192,6 @@ Boston, MA 02111-1307, USA.
%{!ansi:values-Xa.o%s} \
crtbegin.o%s"
/* Allow #sccs in preprocessor. */
#define SCCS_DIRECTIVE
/* The numbers used to denote specific machine registers in the System V
Release 4 DWARF debugging information are quite likely to be totally
different from the numbers used in BSD stabs debugging information

4
gcc/config/vax/vaxv.h
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@ -18,10 +18,6 @@ along with GNU CC; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* Cope with these under SysV */
#define SCCS_DIRECTIVE
#define TARGET_OS_CPP_BUILTINS() \
do \
{ \

13
gcc/cpplib.c
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@ -162,14 +162,7 @@ D(ident, T_IDENT, EXTENSION, IN_I) /* 11 */ \
D(import, T_IMPORT, EXTENSION, INCL | EXPAND) /* 0 ObjC */ \
D(assert, T_ASSERT, EXTENSION, 0) /* 0 SVR4 */ \
D(unassert, T_UNASSERT, EXTENSION, 0) /* 0 SVR4 */ \
SCCS_ENTRY /* 0 SVR4? */
/* #sccs is not always recognized. */
#ifdef SCCS_DIRECTIVE
# define SCCS_ENTRY D(sccs, T_SCCS, EXTENSION, 0)
#else
# define SCCS_ENTRY /* nothing */
#endif
D(sccs, T_SCCS, EXTENSION, 0) /* 0 SVR4? */
/* Use the table to generate a series of prototypes, an enum for the
directive names, and an array of directive handlers. */
@ -1319,14 +1312,12 @@ _cpp_do__Pragma (pfile)
}
}
/* Just ignore #sccs, on systems where we define it at all. */
#ifdef SCCS_DIRECTIVE
/* Just ignore #sccs on all systems. */
static void
do_sccs (pfile)
cpp_reader *pfile ATTRIBUTE_UNUSED;
{
}
#endif
/* Handle #ifdef. */
static void

4
gcc/doc/cpp.texi
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@ -3252,8 +3252,8 @@ This directive is not part of the C standard, but it is not an official
GNU extension either. We believe it came from System V@.
@findex #sccs
The @samp{#sccs} directive is recognized on some systems, because it
appears in their header files. It is a very old, obscure, extension
The @samp{#sccs} directive is recognized, because it appears in the
header files of some systems. It is a very old, obscure, extension
which we did not invent, and we have been unable to find any
documentation of what it should do, so GCC simply ignores it.

5
gcc/doc/tm.texi
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@ -8584,11 +8584,6 @@ Defining @code{STDC_0_IN_SYSTEM_HEADERS} makes GNU CPP follows the host
convention when processing system header files, but when processing user
files @code{__STDC__} will always expand to 1.
@findex SCCS_DIRECTIVE
@item SCCS_DIRECTIVE
Define this if the preprocessor should ignore @code{#sccs} directives
and print no error message.
@findex NO_IMPLICIT_EXTERN_C
@item NO_IMPLICIT_EXTERN_C
Define this macro if the system header files support C++ as well as C@.

2
gcc/system.h
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@ -620,7 +620,7 @@ typedef char _Bool;
NO_BUILTIN_PTRDIFF_TYPE NO_BUILTIN_WCHAR_TYPE NO_BUILTIN_WINT_TYPE \
BLOCK_PROFILER BLOCK_PROFILER_CODE FUNCTION_BLOCK_PROFILER \
FUNCTION_BLOCK_PROFILER_EXIT MACHINE_STATE_SAVE \
MACHINE_STATE_RESTORE
MACHINE_STATE_RESTORE SCCS_DIRECTIVE
/* Hooks that are no longer used. */
#pragma GCC poison LANG_HOOKS_FUNCTION_MARK LANG_HOOKS_FUNCTION_FREE \