Category : C Source Code
Archive   : TC130.ZIP
Filename : TC.C

/*
** TEXT COMPARE UTILITY
**
** Copyright 1987, S.E. Margison
**
** This short utility compares two text files and shows
** any line differences.
**
** As distributed, this program requires (for compilation):
** "Steve's Turbo-C Library" version 1.30 or later
** which may be obtained without registration from many Bulletin
** Board Systems including:
** Compuserve IBMSW
** Cul-De-Sac (Holliston, MA.)
** GEnie
** and software library houses including:
** Public (Software) Library (Houston, TX.)
**
** or by registration:
** $10 for Docs, Small Model Library
** $25 for Docs, C, S, M, L, H libraries, and complete library source
** in C and Assembler
** Steven E. Margison
** 124 Sixth Street
** Downers Grove, IL, 60515
**
**
*/

#include
#include

FILE *fp1, *fp2;
char buf1[MAXLINE], buf2[MAXLINE];

main(argc, argv)
int argc;
char *argv[];
{
int lc, end1, end2;
lc = 0;
end1 = end2 = NO;

if(argc isnot 3) error("usage: TC file1 file2");

if((fp1 = fopen(argv[1], "r")) is NULL) cant(argv[1]);

if((fp2 = fopen(argv[2], "r")) is NULL) {
fclose(fp1);
cant(argv[2]);
}

for ever {
++lc;
if(fgets(buf1, MAXLINE, fp1) is NULL) end1 = YES;
if(fgets(buf2, MAXLINE, fp2) is NULL) end2 = YES;
if(end1 or end2) break;

if(strcmp(buf1, buf2)) {
printf("Line %d in %s\n", lc, argv[1]);
printf("%s", buf1);
printf("Line %d in %s\n", lc, argv[2]);
printf("%s", buf2);
}
}
if(end1 and !end2)
printf("EOF on %s occured first\n", argv[1]);
if(end2 and !end1)
printf("EOF on %s occured first\n", argv[2]);
fclose(fp1);
fclose(fp2);
}