inclhack.def

gcc-2.95.3 Linux下最常用的C编译器

                "\ts/ sparc / __sparc__ /g\n"
                "\ts/ sun\\([a-z0-9]*\\) / __sun\\1__ /g\n"
                "\ts/ tahoe / __tahoe__ /g\n"
                "\ts/ tower\\([_0-9]*\\) / __tower\\1__ /g\n"
                "\ts/ u370 / __u370__ /g\n"
                "\ts/ u3b\\([0-9]*\\) / __u3b\\1__ /g\n"
                "\ts/ unix / __unix__ /g\n"
                "\ts/ vax / __vax__ /g\n"

                "\ts/ \\([a-zA-Z0-9_][a-zA-Z0-9_]*\\) /\\1/g\n\t}";
};


/*
 *  Some math.h files define struct exception, which conflicts with
 *  the class exception defined in the C++ file std/stdexcept.h.  We
 *  redefine it to __math_exception.  This is not a great fix, but I
 *  haven't been able to think of anything better.
 */
fix = {
    hackname = math_exception;
    files    = math.h;
    select   = "struct exception";
    sed      = "/struct exception/i\\\n"
               "#ifdef __cplusplus\\\n"
               "#define exception __math_exception\\\n"
               "#endif\n";
    sed      = "/struct exception/a\\\n"
               "#ifdef __cplusplus\\\n"
               "#undef exception\\\n"
               "#endif\n";

    sed      = "/matherr/i\\\n"
               "#ifdef __cplusplus\\\n"
               "#define exception __math_exception\\\n"
               "#endif\n";

    sed      = "/matherr/a\\\n"
               "#ifdef __cplusplus\\\n"
               "#undef exception\\\n"
               "#endif\n";

#ifdef MATH_EXCEPTION_FIXED

I think this patch needs some more thinking.
This is from SVR4.2 (With '#' replaced with '@').
Perhaps we could do without the "/matherr/a" entries?
Can we bypass the entire fix if someone was astute
enough to have '#ifdef __cplusplus' anywhere in the file?


*** /usr/include/math.h Fri Apr  3 18:54:59 1998
--- math.h      Sun May  9 07:28:58 1999
***************
*** 25,31 ****
--- 25,37 ----
  
  @ifndef __cplusplus
  
+ @ifdef __cplusplus
+ @define exception __math_exception
+ @endif
  struct exception
+ @ifdef __cplusplus
+ @undef exception
+ @endif
  {
        int     type;
        char    *name;
***************
*** 34,40 ****
--- 40,58 ----
        double  retval;
  };
  
+ @ifdef __cplusplus
+ @define exception __math_exception
+ @endif
+ @ifdef __cplusplus
+ @define exception __math_exception
+ @endif
  extern int    matherr(struct exception *);
+ @ifdef __cplusplus
+ @undef exception
+ @endif
+ @ifdef __cplusplus
+ @undef exception
+ @endif
  
  @endif /*__cplusplus*/
#endif
};


/*
 * In math.h, put #ifndefs around things that might be defined
 * in a gcc specific math-*.h file.
 */
fix = {
    hackname = math_gcc_ifndefs;
    files    = math.h;

    shell    =
    /*
     *  First see if we have a definition for DBL_MAX in float.h
     *  If we do, we will replace the one in math.h with that one.
     */

    /*
     *  IF we have such a define *and* HUGE_VAL is defined to be DBL_MAX
     *     *and* DBL_MAX is _not_ defined in the current file (math.h),
     *  THEN replace the defined value of HUGE_VAL
     *  ELSE just copy stdin to stdout so the main filter can process it
     */

    /*
     *  Put conditional guards around the HUGE_VAL definition.
     */

    "\tdbl_max_def=`egrep 'define[ \t]+DBL_MAX[ \t]+.*' float.h "
                "2>/dev/null`\n\n"

    "\tif ( test -n \"${dbl_max_def}\" \\\n"
    "\t\t-a -n \"`egrep '#define[ \t]*HUGE_VAL[ \t]+DBL_MAX' $file`\" \\\n"
    "\t\t-a -z \"`egrep '#define[ \t]+DBL_MAX[ \t]+' $file`\"\n"
             "\t   ) > /dev/null 2>&1\n"
    "\tthen sed -e '/define[ \t]HUGE_VAL[ \t]DBL_MAX/s/DBL_MAX/$dbl_max_def/'"
    "\n\telse cat ; fi |\n"

    "\tsed -e '/define[ \t]HUGE_VAL[ \t]/i\\\n#ifndef HUGE_VAL\n' "
          "-e '/define[ \t]HUGE_VAL[ \t]/a\\\n#endif\n'";
};


/*
 *  nested comment
 */
fix = {
    hackname = nested_comment;
    files    = rpc/rpc.h;
    sed      = 's@^\(/\*.*rpc/auth_des.h>.*\)/\*@\1*/ /*@';
};


/*
 *  fix bogus recursive stdlib.h in NEWS-OS 4.0C
 */
fix = {
    hackname = news_os_recursion;
    files    = stdlib.h;
    select   = "#include <stdlib.h>";
    sed      = "/^#include <stdlib.h>/i\\\n"
                    "#ifdef BOGUS_RECURSION\n";
    sed      = "/^#include <stdlib.h>/a\\\n"
                    "#endif\n";
};


/*
 *  NeXT 3.2 adds const prefix to some math functions.
 *  These conflict with the built-in functions.
 */
fix = {
    hackname = next_math_prefix;
    files    = ansi/math.h;
    select   = "^extern.*double.*__const__.*";

    sed = "/^extern.*double.*__const__.*sqrt(/s/__const__//";
    sed = "/^extern.*double.*__const__.*fabs(/s/__const__//";
    sed = "/^extern.*double.*__const__.*cos(/s/__const__//";
    sed = "/^extern.*double.*__const__.*hypot(/s/__const__//";
    sed = "/^extern.*double.*__const__.*sin(/s/__const__//";
};


/*
 *  NeXT 3.2 uses the word "template" as a parameter for some
 *  functions. GCC reports an invalid use of a reserved key word
 *  with the built-in functions. NeXT 3.2 includes the keyword
 *  volatile in the prototype for abort(). This conflicts with
 *  the built-in definition.
 */
fix = {
    hackname = next_template;
    files    = bsd/libc.h;
    select   = template;

    sed = '/\(.*template\)/s/template//';
    sed = "/extern.*volatile.*void.*abort/s/volatile//";
};


/*
 *  NeXT 3.2 includes the keyword volatile in the abort() and  exit()
 *  function prototypes. That conflicts with the  built-in functions.
 */
fix = {
    hackname = next_volitile;
    files    = ansi/stdlib.h;
    select   = volatile;

    sed    = "/extern.*volatile.*void.*exit/s/volatile//";
    sed    = "/extern.*volatile.*void.*abort/s/volatile//";
};


/*
 *  NeXT 2.0 defines 'int wait(union wait*)', which conflicts with Posix.1.
 *  Note that version 3 of the NeXT system has wait.h in a different directory,
 *  so that this code won't do anything.  But wait.h in version 3 has a
 *  conditional, so it doesn't need this fix.  So everything is okay.
 */
fix = {
    hackname = next_wait_union;
    files    = sys/wait.h;

    select = 'wait\(union wait';

    sed = "s@wait(union wait@wait(void@";
};


/*
 *  a missing semi-colon at the end of the nodeent structure definition.
 */
fix = {
    hackname = nodeent_syntax;
    files    = netdnet/dnetdb.h;
    sed      = "s/char.*na_addr *$/char *na_addr;/";
};


/*
 *  sys/lc_core.h on some versions of OSF1/4.x pollutes the namespace by
 *  defining regex.h related types.  This causes libg++ build and usage
 *  failures.  Fixing this correctly requires checking and modifying 3 files.
 */
fix = {
    hackname = osf_namespace_a;
    files    = reg_types.h;
    files    = sys/lc_core.h;
    test     = " -r reg_types.h";
    test     = " -r sys/lc_core.h";
    test     = " -n \"`grep '} regex_t;' reg_types.h`\"";
    test     = " -z \"`grep __regex_t regex.h`\"";

    sed      = "s/regex_t/__regex_t/g";
    sed      = "s/regoff_t/__regoff_t/g";
    sed      = "s/regmatch_t/__regmatch_t/g";
};

fix = {
    hackname = osf_namespace_b;
    files    = regex.h;
    test     = " -r reg_types.h";
    test     = " -r sys/lc_core.h";
    test     = " -n \"`grep '} regex_t;' reg_types.h`\"";
    test     = " -z \"`grep __regex_t regex.h`\"";

    sed      = "/#include <reg_types.h>/a\\\n"
               "typedef __regex_t\tregex_t;\\\n"
               "typedef __regoff_t\tregoff_t;\\\n"
               "typedef __regmatch_t\tregmatch_t;\n";
};


/*
 *  Fix __page_size* declarations in pthread.h AIX 4.1.[34].
 *  The original ones fail if uninitialized externs are not common.
 *  This is the default for all ANSI standard C++ compilers.
 */
fix = {
    hackname = pthread_page_size;
    files    = pthread.h;
    select   = "^int __page_size";
    sed      = "s/^int __page_size/extern int __page_size/";
};


/*
 *  Fix return type of fread and fwrite on sysV68
 */
#ifdef LATER
fix = {
    hackname = read_ret_type;
    files    = stdio.h;
    sed      = "s/^\\(extern int\tfclose(), fflush()\\), "
                 "\\(fread(), fwrite()\\)\\(.*\\)$"
               "/extern unsigned int\t\\2;\\\n\\1\\3/";
};
#endif


/*
 *  function class(double x) conflicts with C++ keyword on rs/6000 
 */
fix = {
    hackname = rs6000_double;
    files    = math.h;
    select   = '[^a-zA-Z_]class\(';
    
    sed   = "/class[(]/i\\\n#ifndef __cplusplus\n";
    sed   = "/class[(]/a\\\n#endif\n";
};


/*
 *  Wrong fchmod prototype on RS/6000.
 */
fix = {
    hackname = rs6000_fchmod;
    files    = sys/stat.h;
    select   = 'fchmod\(char';
    sed      = 's/fchmod(char \*/fchmod(int/';
};


/*
 *  parameters conflict with C++ new on rs/6000 
 */
fix = {
    hackname = rs6000_param;
    files  = "stdio.h";
    files  = "unistd.h";

    sed = 's@rename(const char \*old, const char \*new)@'
            'rename(const char *_old, const char *_new)@';
};


/*
 *  Sony NEWSOS 5.0 does not support the complete ANSI C standard.
 */
#ifdef SONY
fix = {
    hackname = sony_ctype;
    files    = ctype.h;
    test     = " -x /bin/sony";
    test     = " ! -z \"`if /bin/sony ; then echo true ; fi`\"";
    sed      = "s/__ctype/_ctype/g";
};
#endif

/*
 *  Incorrect #include in Sony News-OS 3.2.
 */
fix = {
    hackname = sony_include;
    files    = machine/machparam.h;
    select   = '"\.\./machine/endian.h"';
    sed      = 's@"../machine/endian.h"@<machine/endian.h>@';
};


/*
 *  Sony NEWSOS 5.0 does not support the complete ANSI C standard.
 */
#ifdef SONY
fix = {
    hackname = sony_stdio;
    files    = stdio.h;
    test     = " -x /bin/sony";
    test     = " ! -z \"`if /bin/sony ; then echo true ; fi`\"";
    sed      = "s/__filbuf/_filbuf/g\n"
               "s/__flsbuf/_flsbuf/g\n"
               "s/__iob/_iob/g";
};
#endif

/*
 *  Add a `static' declaration of `getrnge' into <regexp.h>.
 *
 *  Don't do this if there is already a `static void getrnge' declaration
 *  present, since this would cause a redeclaration error.  Solaris 2.x has
 *  such a declaration.
 */
#ifdef SVR4
fix = {
    hackname = static_getrnge;
    files    = regexp.h;
    bypass   = "static void getrnge";
    sed      = "/^static int[ \t]*size;/c\\\n"
               "static int      size ;\\\n\\\n"
               "static int getrnge ();";
};
#endif

/*
 *  a missing semi-colon at the end of the statsswtch structure definition.
 */
fix = {
    hackname = statsswtch;
    files    = rpcsvc/rstat.h;
    select   = "boottime$";
    sed      = "s/boottime$/boottime;/";
};


/*
 *  Don't use or define the name va_list in stdio.h.
 *  This is for ANSI and also to interoperate properly with gcc's varargs.h.
 *  Arrange for stdio.h to use stdarg.h to define __gnuc_va_list
 */
fix = {
    hackname = stdio_va_list;
    files    = stdio.h;

    /*
     * Use __gnuc_va_list in arg types in place of va_list.
     * On 386BSD use __gnuc_va_list instead of _VA_LIST_.  We're hoping the
     * trailing parentheses and semicolon save all other systems from this.
     * Define __va_list__ (something harmless and unused) instead of va_list.
     * Don't claim to have defined va_list.
     */
    shell =
 "if ( egrep \"__need___va_list\" $file ) > /dev/null 2>&1 ; then
    :
  else
    echo \"#define __need___va_list\"
    echo \"#include <stdarg.h>\"
  fi

  sed -e 's@ va_list @ __gnuc_va_list @' \\
      -e 's@ va_list)@ __gnuc_va_list)@' \\
      -e 's@ _BSD_VA_LIST_));@ __gnuc_va_list));@' \\
      -e 's@ _VA_LIST_));@ __gnuc_va_list));@' \\
      -e 's@ va_list@ __va_list__@' \\
      -e 's@\\*va_list@*__va_list__@' \\
      -e 's@ __va_list)@ __gnuc_va_list)@' \\
      -e 's@GNUC_VA_LIST@GNUC_Va_LIST@' \\
      -e 's@_NEED___VA_LIST@_NEED___Va_LIST@' \\
      -e 's@VA_LIST@DUMMY_VA_LIST@' \\
      -e 's@_Va_LIST@_VA_LIST@'";
};


/*
 *  Check for strict ansi compliance
 */
#ifdef STRICT_ANSI
fix = {
    hackname = strict_ansi;
    select   = "__STDC__[ \t]*[=!]=[ \t]*[01]";
    sed      = "s/__STDC__[ \t]*==[ \t]*0/!defined (__STRICT_ANSI__)/g";
    sed      = "s/__STDC__[ \t]*!=[ \t]*0/defined (__STRICT_ANSI__)/g";
    sed      = "s/__STDC__[ \t]*==[ \t]*1/defined (__STRICT_ANSI__)/g";
    sed      = "s/__STDC__[ \t]*!=[ \t]*1/!defined (__STRICT_ANSI__)/g";
};
#endif

/*
 *  Fix bogus #ifdef on SunOS 4.1.
 */
fix = {
    hackname = sun_bogus_ifdef;
    files  = "hsfs/hsfs_spec.h";
    files  = "hsfs/iso_spec.h";
    select = '#ifdef __i386__ || __vax__';
    sed    = "s/\\#ifdef __i386__ || __vax__/\\#if __i386__ || __vax__/g";
};


/*
 *  Fix bogus #ifdef on SunOS 4.1.
 */