1 char mode; /* '\0', 'e', 'f', 'h' */ 2 char bflag; /* ignore multiple and trailing blanks */ 3 char rflag; /* recurse down directory trees */ 4 char mflag; /* pseudo flag: doing multiple files, one dir */ 5 int anychange; 6 extern Biobuf stdout; 7 8 #define MALLOC(t, n) ((t *)emalloc((n)*sizeof(t))) 9 #define REALLOC(p, t, n) ((t *)erealloc((void *)(p), (n)*sizeof(t))) 10 #define FREE(p) free((void *)(p)) 11 12 #define MAXPATHLEN 1024 13 14 int mkpathname(char *, char *, char *); 15 void *emalloc(unsigned); 16 void *erealloc(void *, unsigned); 17 void diff(char *, char *, int); 18 void diffdir(char *, char *, int); 19 void diffreg(char *, char *); 20 Biobuf *prepare(int, char *); 21 void panic(int, char *, ...); 22 void check(Biobuf *, Biobuf *); 23 void change(int, int, int, int); 24