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SGI Freeware 2002 November
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SGI Freeware 2002 November - Disc 2.iso
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dist
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fw_glimpse.idb
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usr
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freeware
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src
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glimpse-3.0
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agrep
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compat.c.z
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compat.c
Wrap
C/C++ Source or Header
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1997-09-09
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2KB
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107 lines
/* Copyright (c) 1994 Sun Wu, Udi Manber, Burra Gopal. All Rights Reserved. */
/* test the conflicts between options */
#include <stdio.h>
#include "agrep.h"
extern int D;
extern int FILENAMEONLY, APPROX, PAT_FILE, PAT_BUFFER, MULTI_OUTPUT, COUNT, INVERSE, BESTMATCH;
extern FILEOUT;
extern REGEX;
extern DELIMITER;
extern WHOLELINE;
extern LINENUM;
extern I, S, DD;
extern JUMP;
extern char Progname[32];
extern int agrep_initialfd;
extern int EXITONERROR;
extern int errno;
int
compat()
{
if(BESTMATCH) if(COUNT || FILENAMEONLY || APPROX || PAT_FILE) {
BESTMATCH = 0;
fprintf(stderr, "%s: -B option ignored when -c, -l, -f, or -# is on\n", Progname);
}
if (COUNT && LINENUM) {
LINENUM = 0;
fprintf(stderr, "%s: -n option ignored with -c\n", Progname);
}
if(PAT_FILE || PAT_BUFFER) {
if(APPROX && (D > 0)) {
fprintf(stderr, "%s: approximate matching is not supported with -f option\n", Progname);
}
/*
if(INVERSE) {
fprintf(stderr, "%s: -f and -v are not compatible\n", Progname);
if (!EXITONERROR) {
errno = AGREP_ERROR;
return -1;
}
else exit(2);
}
*/
if(LINENUM) {
fprintf(stderr, "%s: -f and -n are not compatible\n", Progname);
if (!EXITONERROR) {
errno = AGREP_ERROR;
return -1;
}
else exit(2);
}
/*
if(DELIMITER) {
fprintf(stderr, "%s: -f and -d are not compatible\n", Progname);
if (!EXITONERROR) {
errno = AGREP_ERROR;
return -1;
}
else exit(2);
}
*/
}
if (MULTI_OUTPUT && LINENUM) {
fprintf(stderr, "%s: -M and -n are not compatible\n", Progname);
if (!EXITONERROR) {
errno = AGREP_ERROR;
return -1;
}
else exit(2);
}
if(JUMP) {
if(REGEX) {
fprintf(stderr, "%s: -D#, -I#, or -S# option is ignored for regular expression pattern\n", Progname);
JUMP = 0;
}
if(I == 0 || S == 0 || DD == 0) {
fprintf(stderr, "%s: the error cost cannot be 0\n", Progname);
if (!EXITONERROR) {
errno = AGREP_ERROR;
return -1;
}
else exit(2);
}
}
if(DELIMITER) {
if(WHOLELINE) {
fprintf(stderr, "%s: -d and -x are not compatible\n", Progname);
if (!EXITONERROR) {
errno = AGREP_ERROR;
return -1;
}
else exit(2);
}
}
if (INVERSE && (PAT_FILE || PAT_BUFFER) && MULTI_OUTPUT) {
fprintf(stderr, "%s: -v and -M are not compatible\n", Progname);
if (!EXITONERROR) {
errno = AGREP_ERROR;
return -1;
}
else exit(2);
}
return 0;
}