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/* $OpenBSD: common.h,v 1.5 1996/09/24 04:19:25 millert Exp $ */
#define DEBUGGING
#define VOIDUSED 7
#include "config.h"
/* shut lint up about the following when return value ignored */
#define Signal (void)signal
#define Unlink (void)unlink
#define Lseek (void)lseek
#define Fseek (void)fseek
#define Fstat (void)fstat
#define Pclose (void)pclose
#define Close (void)close
#define Fclose (void)fclose
#define Fflush (void)fflush
#define Snprintf (void)snprintf
#define Strcpy (void)strcpy
#define Strcat (void)strcat
/* NeXT declares malloc and realloc incompatibly from us in some of
these files. Temporarily redefine them to prevent errors. */
#define malloc system_malloc
#define realloc system_realloc
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include <sys/types.h>
#include <sys/file.h>
#include <sys/stat.h>
#include <ctype.h>
#include <signal.h>
#undef malloc
#undef realloc
/* constants */
/* AIX predefines these. */
#ifdef TRUE
#undef TRUE
#endif
#ifdef FALSE
#undef FALSE
#endif
#define TRUE (1)
#define FALSE (0)
#define MAXHUNKSIZE 100000 /* is this enough lines? */
#define INITHUNKMAX 125 /* initial dynamic allocation size */
#define MAXLINELEN 1024
#define BUFFERSIZE 1024
#define SCCSPREFIX "s."
#define GET "get -e %s"
#define SCCSDIFF "get -p %s | diff - %s >/dev/null"
#define RCSSUFFIX ",v"
#define CHECKOUT "co -l %s"
#define RCSDIFF "rcsdiff %s > /dev/null"
#ifdef FLEXFILENAMES
#define ORIGEXT ".orig"
#define REJEXT ".rej"
#else
#define ORIGEXT "~"
#define REJEXT "#"
#endif
/* handy definitions */
#define Null(t) ((t)0)
#define Nullch Null(char *)
#define Nullfp Null(FILE *)
#define Nulline Null(LINENUM)
#define Ctl(ch) ((ch) & 037)
#define strNE(s1,s2) (strcmp(s1, s2))
#define strEQ(s1,s2) (!strcmp(s1, s2))
#define strnNE(s1,s2,l) (strncmp(s1, s2, l))
#define strnEQ(s1,s2,l) (!strncmp(s1, s2, l))
/* typedefs */
typedef char bool;
typedef long LINENUM; /* must be signed */
typedef unsigned MEM; /* what to feed malloc */
/* globals */
EXT int Argc; /* guess */
EXT char **Argv;
EXT int Argc_last; /* for restarting plan_b */
EXT char **Argv_last;
EXT struct stat filestat; /* file statistics area */
EXT int filemode INIT(0644);
EXT char buf[MAXLINELEN]; /* general purpose buffer */
EXT FILE *ofp INIT(Nullfp); /* output file pointer */
EXT FILE *rejfp INIT(Nullfp); /* reject file pointer */
EXT int myuid; /* cache getuid return value */
EXT bool using_plan_a INIT(TRUE); /* try to keep everything in memory */
EXT bool out_of_mem INIT(FALSE); /* ran out of memory in plan a */
#define MAXFILEC 2
EXT int filec INIT(0); /* how many file arguments? */
EXT char *filearg[MAXFILEC];
EXT bool ok_to_create_file INIT(FALSE);
EXT char *bestguess INIT(Nullch); /* guess at correct filename */
EXT char *outname INIT(Nullch);
EXT char rejname[128];
EXT char *origprae INIT(Nullch);
EXT char *TMPOUTNAME;
EXT char *TMPINNAME;
EXT char *TMPREJNAME;
EXT char *TMPPATNAME;
EXT bool toutkeep INIT(FALSE);
EXT bool trejkeep INIT(FALSE);
EXT LINENUM last_offset INIT(0);
#ifdef DEBUGGING
EXT int debug INIT(0);
#endif
EXT LINENUM maxfuzz INIT(2);
EXT bool force INIT(FALSE);
EXT bool batch INIT(FALSE);
EXT bool verbose INIT(TRUE);
EXT bool reverse INIT(FALSE);
EXT bool noreverse INIT(FALSE);
EXT bool skip_rest_of_patch INIT(FALSE);
EXT int strippath INIT(957);
EXT bool canonicalize INIT(FALSE);
#define CONTEXT_DIFF 1
#define NORMAL_DIFF 2
#define ED_DIFF 3
#define NEW_CONTEXT_DIFF 4
#define UNI_DIFF 5
EXT int diff_type INIT(0);
EXT bool do_defines INIT(FALSE); /* patch using ifdef, ifndef, etc. */
EXT char if_defined[128]; /* #ifdef xyzzy */
EXT char not_defined[128]; /* #ifndef xyzzy */
EXT char else_defined[] INIT("#else\n");/* #else */
EXT char end_defined[128]; /* #endif xyzzy */
EXT char *revision INIT(Nullch); /* prerequisite revision, if any */
#include <errno.h>
#ifndef errno
extern int errno;
#endif
FILE *popen();
char *malloc();
char *realloc();
long atol();
char *getenv();
char *strcpy();
char *strcat();
char *rindex();
int mkstemp();
#if 0 /* This can cause a prototype conflict. */
#ifdef CHARSPRINTF
char *snprintf();
#else
int snprintf();
#endif
#endif
#if !defined(S_ISDIR) && defined(S_IFDIR)
#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
#endif
#if !defined(S_ISREG) && defined(S_IFREG)
#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
#endif
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