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#include <stdio.h>
#include <string.h>
#include <stdlib.h>
FILE *my_open(char *directory, char *file)
{
char path[8192];
FILE *r;
strcpy(path, directory);
strcat(path,"/");
strcat(path, file);
r= fopen(path, "r");
if(r == NULL) {
fprintf(stderr,"Could not open %s\n", path);
perror("open");
exit(1);
}
return r;
}
int main(int argc, char **argv)
{
FILE *stack[256];
int sp;
char line[4096];
char *directory;
sp = 0;
if(argc < 3) {
fprintf(stderr,"Usage: %s directory root texi file\n", argv[0]);
exit(1);
}
directory = argv[1];
stack[sp++] = my_open(directory, argv[2]);
while(sp) {
if(fgets(line, 4095, stack[sp-1]) ) {
line[strlen(line)-1]='\0';
if(!strncmp(line, "@input", 6)) {
stack[sp++] = my_open(directory, line+7);
continue;
}
if(!strncmp(line, "@include", 8)) {
stack[sp++] = my_open(directory, line+9);
continue;
}
puts(line);
} else
sp--;
}
exit(0);
}
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