diff.h

Variables

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

Macros

D_CONTEXT         X
D_EDIT            X
D_IFDEF           X
D_NORMAL          X
D_REVERSE         X

   1: /* @(#)diff.h 4.1 10/9/80" */
   2: 
   3: /*
   4:  * diff - common declarations
   5:  */
   6: 
   7: #include <stdio.h>
   8: #include <ctype.h>
   9: #include <sys/types.h>
  10: #include <sys/stat.h>
  11: #include <signal.h>
  12: #include <sys/dir.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: 
  25: /*
  26:  * Algorithm related options
  27:  */
  28: int hflag;          /* -h, use halfhearted DIFFH */
  29: int bflag;          /* ignore blanks in comparisions */
  30: 
  31: /*
  32:  * Options on hierarchical diffs.
  33:  */
  34: int lflag;          /* long output format with header */
  35: int rflag;          /* recursively trace directories */
  36: int sflag;          /* announce files which are same */
  37: char    *start;         /* do file only if name >= this */
  38: 
  39: /*
  40:  * Variables for -I D_IFDEF option.
  41:  */
  42: int wantelses;      /* -E */
  43: char    *ifdef1;        /* String for -1 */
  44: char    *ifdef2;        /* String for -2 */
  45: char    *endifname;     /* What we will print on next #endif */
  46: int inifdef;
  47: 
  48: /*
  49:  * Variables for -c context option.
  50:  */
  51: int context;        /* lines of context to be printed */
  52: 
  53: /*
  54:  * State for exit status.
  55:  */
  56: int status;
  57: int anychange;
  58: char    *tempfile;      /* used when comparing against std input */
  59: 
  60: /*
  61:  * Variables for diffdir.
  62:  */
  63: char    **diffargv;     /* option list to pass to recursive diffs */
  64: 
  65: /*
  66:  * Input file names.
  67:  * With diffdir, file1 and file2 are allocated BUFSIZ space,
  68:  * and padded with a '/', and then efile0 and efile1 point after
  69:  * the '/'.
  70:  */
  71: char    *file1, *file2, *efile1, *efile2;
  72: struct  stat stb1, stb2;
  73: struct  stat stb1, stb2;
  74: 
  75: /*
  76:  * This is allocated early, and used
  77:  * to reset the free storage pointer to effect space compaction.
  78:  */
  79: char    *dummy;
  80: 
  81: char    *malloc(), *talloc(), *ralloc();
  82: char    *savestr(), *splice(), *splicen();
  83: char    *mktemp(), *copytemp(), *rindex();
  84: int done();
  85: 
  86: extern  char diffh[], diff[], pr[];