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#include<stdio.h>
#include<assert.h>
#include<string.h>
#define ARRSIZE 80
int main(int argc, char **argv) {
char arr[ARRSIZE];
char *ofilename;
char *ifilename;
char *dfilename;
FILE *ifile;
FILE *ofile;
FILE *depfile;
size_t bytes;
int i;
if(argc != 4) {
fprintf(stderr, "%s <input file> <output file> <dependency file>\n", argv[0]);
return 1;
}
ifilename = argv[1];
ofilename = argv[2];
dfilename = argv[3];
ifile = fopen(argv[1], "r");
if(!ifile) {
fprintf(stderr, "Could not open source file %s.\n", argv[1]);
return 1;
}
ofile = fopen(ofilename, "w");
if(!ofile) {
fprintf(stderr, "Could not open target file %s\n", ofilename);
fclose(ifile);
return 1;
}
bytes = fread(arr, 1, ARRSIZE, ifile);
assert(bytes < 80);
assert(bytes > 0);
fwrite(arr, 1, bytes, ofile);
depfile = fopen(dfilename, "w");
if(!depfile) {
fprintf(stderr, "Could not open depfile %s\n", ofilename);
fclose(ifile);
fclose(ofile);
return 1;
}
for(i=0; i<strlen(ofilename); i++) {
if(ofilename[i] == ' ') {
fwrite("\\ ", 1, 2, depfile);
} else {
fwrite(&ofilename[i], 1, 1, depfile);
}
}
fwrite(": ", 1, 2, depfile);
for(i=0; i<strlen(ifilename); i++) {
if(ifilename[i] == ' ') {
fwrite("\\ ", 1, 2, depfile);
} else {
fwrite(&ifilename[i], 1, 1, depfile);
}
}
fwrite("\n", 1, 1, depfile);
fclose(ifile);
fclose(ofile);
fclose(depfile);
return 0;
}
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