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Annotation of src/usr.bin/diff/diff.h, Revision 1.1

1.1     ! deraadt     1: /*     diff.h  4.7     85/08/16        */
        !             2:
        !             3: /*
        !             4:  * diff - common declarations
        !             5:  */
        !             6:
        !             7: #include <stdio.h>
        !             8: #include <ctype.h>
        !             9: #include <sys/param.h>
        !            10: #include <sys/stat.h>
        !            11: #include <sys/dir.h>
        !            12: #include <signal.h>
        !            13:
        !            14: /*
        !            15:  * Output format options
        !            16:  */
        !            17: int    opt;
        !            18:
        !            19: #define        D_NORMAL        0       /* Normal output */
        !            20: #define        D_EDIT          -1      /* Editor script out */
        !            21: #define        D_REVERSE       1       /* Reverse editor script */
        !            22: #define        D_CONTEXT       2       /* Diff with context */
        !            23: #define        D_IFDEF         3       /* Diff with merged #ifdef's */
        !            24: #define        D_NREVERSE      4       /* Reverse ed script with numbered
        !            25:                                   lines and no trailing . */
        !            26:
        !            27: int    tflag;                  /* expand tabs on output */
        !            28:
        !            29: /*
        !            30:  * Algorithm related options
        !            31:  */
        !            32: int    hflag;                  /* -h, use halfhearted DIFFH */
        !            33: int    bflag;                  /* ignore blanks in comparisons */
        !            34: int    wflag;                  /* totally ignore blanks in comparisons */
        !            35: int    iflag;                  /* ignore case in comparisons */
        !            36:
        !            37: /*
        !            38:  * Options on hierarchical diffs.
        !            39:  */
        !            40: int    lflag;                  /* long output format with header */
        !            41: int    rflag;                  /* recursively trace directories */
        !            42: int    sflag;                  /* announce files which are same */
        !            43: char   *start;                 /* do file only if name >= this */
        !            44:
        !            45: /*
        !            46:  * Variables for -I D_IFDEF option.
        !            47:  */
        !            48: int    wantelses;              /* -E */
        !            49: char   *ifdef1;                /* String for -1 */
        !            50: char   *ifdef2;                /* String for -2 */
        !            51: char   *endifname;             /* What we will print on next #endif */
        !            52: int    inifdef;
        !            53:
        !            54: /*
        !            55:  * Variables for -c context option.
        !            56:  */
        !            57: int    context;                /* lines of context to be printed */
        !            58:
        !            59: /*
        !            60:  * State for exit status.
        !            61:  */
        !            62: int    status;
        !            63: int    anychange;
        !            64: char   *tempfile;              /* used when comparing against std input */
        !            65:
        !            66: /*
        !            67:  * Variables for diffdir.
        !            68:  */
        !            69: char   **diffargv;             /* option list to pass to recursive diffs */
        !            70:
        !            71: /*
        !            72:  * Input file names.
        !            73:  * With diffdir, file1 and file2 are allocated BUFSIZ space,
        !            74:  * and padded with a '/', and then efile0 and efile1 point after
        !            75:  * the '/'.
        !            76:  */
        !            77: char   *file1, *file2, *efile1, *efile2;
        !            78: struct stat stb1, stb2;
        !            79:
        !            80: char   *malloc(), *talloc(), *ralloc();
        !            81: char   *savestr(), *splice(), *splicen();
        !            82: char   *mktemp(), *copytemp(), *rindex();
        !            83: int    done();
        !            84:
        !            85: extern char diffh[], diff[], pr[];