int main(int argc, char **argv) {
param params;
int command=0;
char tmpfileNm[80];
inFile = stdin; outFile = stdout;
tmpnam(tmpfileNm);
outFile = fopen(tmpfileNm,"w");
if (argc > 1) {
inFile = fopen(argv[1],"r");
if (inFile == NULL) {
fprintf(stderr,"Couldn't open input file %s\n",argv[1]);
exit(0);
}
}
line[0]=0;
fgets(line,LineLen,inFile);
InputLine++;
fprintf(outFile,"%% picture environment flowchart generated by flow ");
fprintf(outFile,"%s\n",VERSION);
while (command != -1) {
command = getCommand(line,params);
if (command != -1)
if (!doCommand(command, params)) return 10;
}
fclose(inFile);
fclose(outFile);
outFile = stdout;
if (argc > 2) {
outFile = fopen(argv[2],"w");
if (outFile == NULL) {
fprintf(stderr,"Couldn't open output file %s\n",argv[2]);
fclose(inFile);
exit(0);
}
}
inFile = fopen(tmpfileNm,"r");
applyPicWrapper(inFile,outFile);
if (outFile != stdout) fclose(outFile);
fclose(inFile);
remove(tmpfileNm);
exit(0);
return 0; /* just to suppress the warning */
}
void apply_tempfile ( BoundingBox pic, char *outName ) {
FILE *ifp;
FILE *ofp;
if ( ( ifp = fopen ( tmpfileName, "r" ) ) == NULL ) {
errout ( E_OPEN_TEMPFILE, tmpfileName );
}
if ( outName == NULL ) {
ofp = stdout;
} else if ( ( ofp = fopen ( outName, "w" ) ) == NULL ) {
errout ( E_OPEN_OUTPUT, outName );
}
applyPicWrapper ( ifp, ofp, pic );
if ( ofp != stdout ) {
fclose ( ofp );
}
fclose ( ifp );
}
