diff.h

Variables

anychange         X
bflag             X
context           X
diffargv          X
efile1            X
efile2            X
endifname         X
file1             X
file2             X
hflag             X
ifdef1            X
ifdef2            X
iflag             X
inifdef           X
lflag             X
opt               X
rflag             X
sflag             X
start             X
status            X
stb1              X
stb2              X
tempfile          X
tflag             X
wantelses         X
wflag             X

Macros

D_CONTEXT         X
D_EDIT            X
D_IFDEF           X
D_NORMAL          X
D_NREVERSE        X
D_REVERSE         X

   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[];