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- /*
- CPP V5 -- global variable definitions.
-
- Source: glb.c
- Started: April 2, 1986
- Version: January 20, 1988; May 21, 1988
-
- Written by Edward K. Ream.
- This software is in the public domain.
-
- See the read.me file for disclaimer and other information.
- */
- #define no_extern 1
- #include "cpp.h"
-
- /*
- ========= increase stack size ========
- */
- #ifdef TURBOC
- extern unsigned _stklen = 0xf000;
- #endif
-
- /*
- ========= global variables =========
- */
-
- /*
- The variable ch should be allocated a register if possible.
- */
- char ch = '@'; /* The NEXT character. */
-
- /*
- User options.
- */
- bool nest_flag = FALSE; /* TRUE = allow nested comments. */
- bool com_flag = FALSE; /* TRUE = leave comments in output. */
- bool slc_flag = TRUE; /* TRUE = allow single-line comments. */
-
- /*
- ----- PREPROCESSOR AND TOKENS -----
- */
- bool m_flag = FALSE; /* TRUE if expanding a macro. */
- char macro_buf[MAX_RTEXT]; /* Final macro buffer. */
- char * p_rescan; /* Pointer into rescan_buf[]. */
-
- long t_errcount = 0; /* Number of errors seen. */
-
- /*
- The code assumes that no token or string will ever be longer than
- MAX_SYMBOL. If that ever is not so the program may crash. Thus,
- MAX_SYMBOL should be very large -- say 1000 or more.
- */
- en_tokens
- token = NULL_TOK; /* The token itself or it's class. */
- char t_symbol [MAX_SYMBOL]; /* The spelling of the token. */
- int t_length; /* The length of the token (in the text)*/
- long t_value; /* Value of integer constants. */
- int t_subtype; /* The subtype of token class. */
-
- /*
- The following globals are set ONLY by the system module.
- They are picked up and used by the preprocessor and the
- parser.
- */
- char * t_file = NULL; /* Name of current input file. */
- int t_line = 0; /* Line number within file. */
- int t_inlevel = -1; /* Current input file level. */
-
- /*
- Globals for use internally to the token routines.
- */
- bool t_ifstack [MAX_IF]; /* Stack for nexted #if's */
- int t_iflevel = 0; /* Nesting depth of #if's */
-
- /*
- Defines for the path table.
- This table is used to search for #include files.
- */
- char * paths [MAX_PATHS]; /* Pointers to path names. */
- int n_paths = 0; /* Number of paths defined. */
-