* Sherlock Library -- Miscellaneous Functions
*
* (c) 1997--2001 Martin Mares <mj@ucw.cz>
+ *
+ * This software may be freely distributed and used according to the terms
+ * of the GNU Lesser General Public License.
*/
/*
#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))
+#define UNALIGNED_PART(ptr, type) (((long) (ptr)) % sizeof(type))
-/* 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 */
#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)
+void assert_failed(char *assertion, char *file, int line) NONRET;
+#define ASSERT(x) do { if (!(x)) assert_failed(#x, __FILE__, __LINE__); } while(0)
#else
-#define ASSERT(x) do { } while(0)
+void assert_failed(void) NONRET;
+#define ASSERT(x) do { if (__builtin_constant_p(x) && !(x)) assert_failed(); } while(0)
#endif
#ifdef LOCAL_DEBUG
*/
#define xmalloc sh_xmalloc
void *xmalloc(unsigned);
-void *xmalloc_zero(unsigned);
void *xrealloc(void *, unsigned);
#define xfree(x) free(x)
#endif
+void *xmalloc_zero(unsigned);
byte *stralloc(byte *);
/* Objects */
struct oattr *obj_set_attr(struct odes *, uns, byte *);
struct oattr *obj_set_attr_num(struct odes *, uns, uns);
struct oattr *obj_add_attr(struct odes *, struct oattr *, uns, byte *);
+struct oattr *obj_prepend_attr(struct odes *, uns, byte *);
+struct oattr *obj_insert_attr(struct odes *o, struct oattr *first, struct oattr *after, byte *v);
/* Content-Type pattern matching and filters */
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);
/* 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