Added secondary sorting (i.e., breaking ties when two documents have the same Q)

[libucw.git] / lib / lib.h

diff --git a/lib/lib.h b/lib/lib.h
index a6de298a29a7fcb31020cf95b0868ee11df8a5cc..dea7c10c8929fa7fe923d24f69bbb78d12204e0a 100644 (file)
--- a/lib/lib.h
+++ b/lib/lib.h
@@ -19,29 +19,19 @@
 
 #define _GNU_SOURCE
 
-#ifndef NULL
-#define NULL ((void *)0)
-#endif
-
 /* Ugly structure handling macros */
 
 #define OFFSETOF(s, i) ((unsigned int)&((s *)0)->i)
 #define SKIP_BACK(s, i, p) ((s *)((char *)p - OFFSETOF(s, i)))
 #define ALIGN(s, a) (((s)+a-1)&~(a-1))
 
-/* Temporary Files */
-
-#define TMP_DIR "tmp"
-#define TMP_DIR_LEN 3
-
-struct tempfile {
-  int fh;
-  byte name[32];
-};
+/* Some other macros */
 
-void open_temp(struct tempfile *, byte *);
-void delete_temp(struct tempfile *);
-u32 temprand(uns);
+#define MIN(a,b) (((a)<(b))?(a):(b))
+#define MAX(a,b) (((a)>(b))?(a):(b))
+#define CLAMP(x,min,max) ({ int _t=x; (_t < min) ? min : (_t > max) ? max : _t; })
+#define ABS(x) ((x) < 0 ? -(x) : (x))
+#define ARRAY_SIZE(a) (sizeof(a)/sizeof(*(a)))
 
 /* Logging */
 
@@ -54,10 +44,11 @@ u32 temprand(uns);
 #define L_ERROR_R      'e'
 #define L_FATAL                '!'             /* die() */
 
-void log(unsigned int cat, byte *msg, ...);
+void log(unsigned int cat, const char *msg, ...) __attribute__((format(printf,2,3)));
 void die(byte *, ...) NONRET;
 void log_init(byte *);
 void log_file(byte *);
+void log_fork(void);
 
 #ifdef DEBUG
 #define ASSERT(x) do { if (!(x)) die("Assertion `%s' failed at %s:%d", #x, __FILE__, __LINE__); } while(0)
@@ -92,6 +83,7 @@ void log_file(byte *);
  */
 #define xmalloc sh_xmalloc
 void *xmalloc(unsigned);
+void *xmalloc_zero(unsigned);
 void *xrealloc(void *, unsigned);
 #define xfree(x) free(x)
 #endif
@@ -165,7 +157,7 @@ uns get_timer(void);
 
 typedef struct regex regex;
 
-regex *rx_compile(byte *r);
+regex *rx_compile(byte *r, int icase);
 void rx_free(regex *r);
 int rx_match(regex *r, byte *s);
 int rx_subst(regex *r, byte *by, byte *src, byte *dest, uns destlen);
@@ -176,6 +168,16 @@ uns random_max(uns);
 
 /* mmap.c */
 
-void *mmap_file(byte *name, unsigned *len);
+void *mmap_file(byte *name, unsigned *len, int writeable);
+void munmap_file(void *start, unsigned len);
+
+/* proctitle.c */
+
+void setproctitle_init(int argc, char **argv);
+void setproctitle(char *msg, ...) __attribute__((format(printf,1,2)));
+
+/* randomkey.c */
+
+void randomkey(byte *buf, uns size);
 
 #endif