inclhack.def

gcc-2.95.3 Linux下最常用的C编译器

/* -*- Mode: C -*-  */

autogen definitions inclhack;

/*
 *  Define all the fixes we know about for repairing damaged headers
 */

/*
 *  sys/wait.h on AIX 3.2.5 puts the declaration of wait3 before the definition
 *  of struct rusage, so the prototype (added by fixproto) causes havoc.
 */
fix = {
    hackname = aix_syswait;
    files    = sys/wait.h;
    select = "bos325,";
    sed    = "/^extern pid_t wait3();$/i\\\n"
             "struct rusage;\n";
};


/*
 *  sys/signal.h on some versions of AIX uses volatile in the typedef of
 *  sig_atomic_t, which causes gcc to generate a warning about duplicate
 *  volatile when a sig_atomic_t variable is declared volatile, as
 *  required by ANSI C.
 */
fix = {
    hackname = aix_volatile;
    files    = sys/signal.h;
    select   = "typedef volatile int sig_atomic_t";
    sed      = "s/typedef volatile int sig_atomic_t"
                "/typedef int sig_atomic_t/";
};


/*
 *  Fix getopt declarations in stdio.h and stdlib.h on Alpha OSF/1 and AIX.
 */
fix = {
    hackname = alpha_getopt;
    files  = "stdio.h";
    files  = "stdlib.h";
    select = 'getopt\(int, char \*\[';
    sed    = 's/getopt(int, char \*\[\],[ ]*char \*)/'
               'getopt(int, char *const[], const char *)/';
};


/* 
 * Remove erroneous parentheses in sym.h on Alpha OSF/1.
 */
fix = {
    hackname = alpha_parens;
    files    = sym.h;
    select   = '#ifndef\(__mips64\)';
    sed      = "s/#ifndef(__mips64)/#ifndef __mips64/";
};


/*
 *  Fix return value of sbrk in unistd.h on Alpha OSF/1 V2.0
 */
fix = {
    hackname = alpha_sbrk;
    files    = unistd.h;
    select   = "char[ \t]*\\*[\t ]*sbrk[ \t]*\\(";
    sed  = "s/char\\([ \t]*\\*[\t ]*sbrk[ \t]*(\\)/void\\1/";
};


/*
 *  Fix this ARM/RISCiX file where ___type is a Compiler
 *  hint that is specific to the Norcroft compiler.
 */
fix = {
    hackname = arm_norcroft_hint;
    select   = "___type p_type";
    files    = "X11/Intrinsic.h";
    sed      = "s/___type p_type/p_type/";
};


/*
 *  Fix this ARM/RISCiX file to avoid interfering
 *  with the use of __wchar_t in cc1plus.
 */
fix = {
    hackname = arm_wchar;
    files  = stdlib.h;
    select = "#[ \t]*define[ \t]*__wchar_t";
    sed    = "s/\\(#[ \t]*ifndef[ \t]*\\)__wchar_t/\\1_GCC_WCHAR_T/";
    sed    = "s/\\(#[ \t]*define[ \t]*\\)__wchar_t/\\1_GCC_WCHAR_T/";
};


/*
 *  This file in A/UX 3.0.x/3.1.x contains an __asm directive for c89;
 *  gcc doesn't understand it.
 */
fix = {
    hackname = aux_asm;
    files    = sys/param.h;
    select   = "#ifndef NOINLINE";
    sed      = "s|#ifndef NOINLINE"
                "|#if !defined(NOINLINE) \\&\\& !defined(__GNUC__)|";
};


/*
 *  For C++, avoid any typedef or macro definition of bool,
 *  and use the built in type instead.
 *  HP/UX 10.20 also has it in curses_colr/curses.h.
 */
fix = {
    hackname = avoid_bool;
    files    = curses.h;
    files    = curses_colr/curses.h;
    files    = term.h;
    files    = tinfo.h;

    sed = "/^#[ \t]*define[ \t][ \t]*bool[ \t][ \t]*char[ \t]*$/i\\\n"
                "#ifndef __cplusplus\n";

    sed = "/^#[ \t]*define[ \t][ \t]*bool[ \t][ \t]*char[ \t]*$/a\\\n"
                "#endif\n";

    sed = "/^typedef[ \t][ \t]*char[ \t][ \t]*bool[ \t]*;/i\\\n"
                "#ifndef __cplusplus\n";

    sed = "/^typedef[ \t][ \t]*char[ \t][ \t]*bool[ \t]*;/a\\\n"
                "#endif\n";

    sed = "/^[ ]*typedef[ \t][ \t]*unsigned char[ \t][ \t]*bool[ \t]*;/i\\\n"
                "#ifndef __cplusplus\n";

    sed = "/^[ ]*typedef[ \t][ \t]*unsigned char[ \t][ \t]*bool[ \t]*;/a\\\n"
                "#endif\n";

    sed = "/^typedef[ \t][ \t]*int[ \t][ \t]*bool[ \t]*;/i\\\n"
                "#ifndef __cplusplus\n";

    sed = "/^typedef[ \t][ \t]*int[ \t][ \t]*bool[ \t]*;/a\\\n"
                "#endif\n";

    sed = "/^[ ]*typedef[ \t][ \t]*unsigned int[ \t][ \t]*bool[ \t]*;/i\\\n"
                "#ifndef __cplusplus\n";

    sed = "/^[ ]*typedef[ \t][ \t]*unsigned int[ \t][ \t]*bool[ \t]*;/a\\\n"
                "#endif\n";
};


/*
 *  Fix `typedef struct term;' on hppa1.1-hp-hpux9.
 */
fix = {
    hackname = bad_struct_term;
    files  = curses.h;
    select = "^[ \t]*typedef[ \t]+struct[ \t]+term[ \t]*;";
    sed    = "s/^[ \t]*typedef[ \t][ \t]*"
             "\\(struct[ \t][ \t]*term[ \t]*;[ \t]*\\)$/\\1/";
};


/*
 *  Fix one other error in this file:
 *  a mismatched quote not inside a C comment.
 */
fix = {
    hackname = badquote;
    files    = sundev/vuid_event.h;
    sed      = "s/doesn't/does not/";
};


/*
 *  Fix #defines under Alpha OSF/1:
 *  The following files contain '#pragma extern_prefix "_FOO"' followed by
 *  a '#define something(x,y,z) _FOOsomething(x,y,z)'.  The intent of these
 *  statements is to reduce namespace pollution.  While these macros work
 *  properly in most cases, they don't allow you to take a pointer to the
 *  "something" being modified.  To get around this limitation, change these
 *  statements to be of the form '#define something _FOOsomething'.
 */
fix = {
    hackname = bad_lval;
    files    = libgen.h;
    files    = dirent.h;
    files    = ftw.h;
    files    = grp.h;
    files    = ndbm.h;
    files    = pthread.h;
    files    = pwd.h;
    files    = signal.h;
    files    = standards.h;
    files    = stdlib.h;
    files    = string.h;
    files    = stropts.h;
    files    = time.h;
    files    = unistd.h;
    sed      =
        "s/^[ \t]*#[ \t]*define[ \t]*\\([^(]*\\)\\(([^)]*)\\)[ \t]*"
               "\\(_.\\)\\1\\2[ \t]*$/#define \\1 \\3\\1/";
};


/*
 *  check for broken assert.h that needs stdio.h
 */
fix = {
    hackname = broken_assert_stdio;
    files    = assert.h;
    select   = stderr;
    bypass   = "include.*stdio.h";
    sed      = "1i\\\n"
               "#include <stdio.h>\n";
};


/*
 *  check for broken assert.h that needs stdlib.h
 */
fix = {
    hackname = broken_assert_stdlib;
    files    = assert.h;
    select   = 'exit *\(|abort *\(';
    bypass   = "include.*stdlib.h";
    sed      = "1i\\\n"
               "#ifdef __cplusplus\\\n"
               "#include <stdlib.h>\\\n"
               "#endif\n";
};


/*
 *  Note that BSD43_* are used on recent MIPS systems.
 */
fix = {
    hackname = bsd43_io_macros;
    select   = "BSD43__IO";
    /*
     *  Put single quotes aroung the character that appears after '('
     *  and before ',', UNLESS it is a 'c' or 'g' or 'x'.
     */
    sed = "/[ \t]BSD43__IO[A-Z]*[ \t]*(/"       's/(\(.\),/(\'\1\',/';
    sed = "/#[ \t]*define[ \t]*[ \t]BSD43__IO/" 's/\'\([cgx]\)\'/\1/g';
};


/*
 *  Fix <c_asm.h> on Digital UNIX V4.0:
 *  It contains a prototype for a DEC C internal asm() function,
 *  clashing with gcc's asm keyword.  So protect this with __DECC.
 */
fix = {
    hackname = dec_intern_asm;
    files    = c_asm.h;
    sed = "/^[ \t]*float[ \t]*fasm/i\\\n#ifdef __DECC\n";
    sed = "/^[ \t]*#[ \t]*pragma[ \t]*intrinsic([ \t]*dasm/a\\\n"
          "#endif\n";
};


#ifdef no_more
/*
 *  And also with the HP-UX 10 and HP-UX 11 sys/pci.h file
 */
fix = {
    hackname = cxx_cmnt_hpux;
    files    = sys/pci.h;
    select   = "System Private Structures";
    sed      = "s|//.*$||g";
};


/*
 *  Turning // comments into normal comments trashes this IRIX 4.0.1
 *  header file, which embeds // comments inside multi-line
 *  comments.  If this looks like the IRIX header file, we refix it by
 *  just throwing away the // comments.
 */
fix = {
    hackname = cxx_cmnt_irix;
    files    = fam.h;
    select   = indigo.esd;
    sed      = "s|//.*$||g";
};


/*
 *  Same problem with a file from SunOS 4.1.3 : a header file containing
 *  the string "//" embedded in "/ * * /"
 */
fix = {
    hackname = cxx_cmnt_sunos;
    files    = sbusdev/audiovar.h;
    files    = sys/audiovar.h;
    sed      = "s|//.*$||g";
};


/*
 *  There is a similar problem with the VxWorks drv/netif/if_med.h file.
 */
fix = {
    hackname = cxx_cmnt_vxworks;
    files    = drv/netif/if_med.h;
    select   = "Wind River";
    sed      = "s|//.*$||g";
};
#endif

/*
 *  Remove the double-slash comments
 *  They *must* be removed so it will not create nested comments!!
 *  However, they will *not* be removed if the file name ends with
 *  any of "++", ".hh" or ".H", or if the file name contains "cxx/".
 *
 *  There *used* to be a number of similar problems in various OSes:

 *  Turning // comments into normal comments trashes this IRIX 4.0.1
 *  header file, which embeds // comments inside multi-line
 *  comments.  If this looks like the IRIX header file, we refix it by
 *  just throwing away the // comments.

 *  Same problem with a file from SunOS 4.1.3 : a header file containing
 *  the string "//" embedded in "/ * * /"

 *  There is a similar problem with the VxWorks drv/netif/if_med.h file.

 *  And also with the HP-UX 10 and HP-UX 11 sys/pci.h file

 *  Now that we delete the // comments instead of converting them to / * * /,
 *  traditional hacks like irix_bogus_cxx_cmnt, no longer work (which
 *  strangely enough was also used on alpha-dec-osf4.0d).  If we skip the
 *  hack whenever we see ``"//"'', then the need for the secondary hack
 *  disappears.  Note: it is painful to ensure that the first quote
 *  exists, so we just check for the trailing quote directly abutting
 *  the //.  Note: We should never touch a line that has // completely
 *  within quotes but this is somewhat hard to check for.

 *  Ultimately, this fix ought to go inside of C code where
 *  we can do a better analysis on the need and method for fixing.
 */
fix = {
    hackname = no_double_slash;
    /*
     *  Test that the file-to-fix does not from a C++ directory
     *  Also, only accept double slashes that are not part of URL's
     *  and are not the end of a quoted string.
     */
    test   = ' -z "`echo ${file} | egrep \'(CC|cxx|\+\+)/\'`"';
    select = '(^|[^:])//[^"*]';
    sed    = 's,^//.*$,,';
    sed    = 's,[^:]//[^"].*$,,';
};


/*
 * Fix these Sun OS files to avoid an invalid identifier in an #ifdef.
 */
fix = {
    hackname = ecd_cursor;
    files  = "sunwindow/win_lock.h";
    files  = "sunwindow/win_cursor.h";
    sed    = "s/ecd.cursor/ecd_cursor/";
};

/*
 *  On SCO OpenServer 5.0.0 through (at least) 5.0.5 <sys/stat.h> contains
 *  tiny static wrappers that aren't C++ safe.
 */
fix = {
    hackname = sco5_stat_wrappers;
    mach     = "i*86-*-sco3.2v5*";
    files    = "sys/stat.h";

    sed = "/^static int[ \t]*[a-z]*stat(/i\\\n"
	"#ifdef __cplusplus\\\n"
	"extern \"C\"\\\n"
	"{\\\n"
	"#endif\\\n";

    sed = "/^}$/a\\\n"
	"#ifdef __cplusplus\\\n"
	"}\\\n"
	"#endif \/* __cplusplus *\/\\\n";
};



/*
 *  Fix else and endif directives that contain non-commentary text
 */
fix = {
    hackname = end_else_label;

    /*
     *  Select files that contain '#endif' or '#else' directives with
     *  some sort of following junk.  (Between the ascii '.'
     *  and '0' lies the character '/'.  This will *NOT*
     *  match '#endif / * foo * /', but it also wont match
     *  '#endif / done' either.
     *
     *  We have a second regexp in the selector to detect
     *  #endif followed by a / followed by anything other
     *  than a *.  For example "#endif / * foo * /" or 
     *  "#endif /% blah %/ which appear on OSF4.0A and AIX4.2
     *  repsectively.
     * 
     *  We use the pattern [!-.0-z{|}~] instead of [^/ \t] to match a
     *  noncomment following #else or #endif because some buggy egreps
     *  think [^/] matches newline, and they thus think `#else ' matches
     *  `#e[ndiflse]*[ \t]+[^/ \t]'.
     *  [!-.0-~] does not work properly on AIX 4.1.
     */
    select   = "^[ \t]*#[ \t]*(else|endif)[ \t]+"
               "("  '[!-.0-z\{\|\}\~]'  "|"  '/[^\*]'  ")";

    /*
     *  First, join the continued input lines.
     *  IF the resulting line is an endif preprocessing directive,
     *  then trim off the following patterns:
     *  1.  sequences that start with '/' and is *NOT* followed by '*'
     *  2.  Sequences that start with '*' and is *NOT* followed by '/'
     *  3.  sequences that do not start with any of '/', '*', '\t' or ' '.
     *
     * The fixinc_eol stuff is to work around a bug in the sed
     */
    sed =      ":loop\n"
               '/\\\\$/'                       "N\n"
               's/\\\\$/\\\\+++fixinc_eol+++/' "\n"
               '/\\\\$/'                       "b loop\n"
               's/\\\\+++fixinc_eol+++/\\\\/g' "\n"

               "s%^\\([ \t]*#[ \t]*else\\)[ \t][ \t]*/[^*].*%\\1%\n"
               "s%^\\([ \t]*#[ \t]*else\\)[ \t][ \t]*[^/ \t].*%\\1%\n"
               "s%^\\([ \t]*#[ \t]*endif\\)[ \t][ \t]*/[^*].*%\\1%\n"
               "s%^\\([ \t]*#[ \t]*endif\\)[ \t][ \t]*\*[^/].*%\\1%\n"
               "s%^\\([ \t]*#[ \t]*endif\\)[ \t][ \t]*[^/* \t].*%\\1%";
};


/*
 *  Fix HP's use of ../machine/inline.h to refer to
 *    /usr/include/machine/inline.h
 */
fix = {
    hackname = hp_inline;
    files  = sys/spinlock.h;
    select = 'include.*"\.\./machine/';
    sed    = "s,\"../machine/inline.h\",<machine/inline.h>,";
    sed    = "s,\"../machine/psl.h\",<machine/psl.h>,";
};


/*
 *  Check for (...) in C++ code in HP/UX sys/file.h.
 */
fix = {
    hackname = hp_sysfile;
    files    = sys/file.h;
    select   = "HPUX_SOURCE";
    sed      = 's/(\.\.\.)/(struct file * ...)/';