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author | etobi <git@e-tobi.net> | 2013-09-03 09:48:45 +0200 |
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committer | etobi <git@e-tobi.net> | 2013-09-03 09:48:45 +0200 |
commit | 9fe4d4ea9c054e539ab679ed2e9c076c35beb69d (patch) | |
tree | affff927f15c8ae6c77890cc9564855efe2e51db /util/alevt/misc.h | |
parent | 9a5228e0f2b898367b7943d294be58caf6ce8bb3 (diff) | |
download | linux-dvb-apps-9fe4d4ea9c054e539ab679ed2e9c076c35beb69d.tar.gz |
Imported Upstream version 1.1.1+rev1355upstream/1.1.1+rev1355
Diffstat (limited to 'util/alevt/misc.h')
-rw-r--r-- | util/alevt/misc.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/util/alevt/misc.h b/util/alevt/misc.h new file mode 100644 index 0000000..00a71f8 --- /dev/null +++ b/util/alevt/misc.h @@ -0,0 +1,32 @@ +#ifndef MISC_H +#define MISC_H +#define PTR (void *) +#define NELEM(x) ((int)(sizeof(x)/sizeof(*(x)))) +#define NORETURN(x) void x __attribute__((__noreturn__)) +#define DEFINE(x) typeof(x) x +#define OFFSET_OF(type, elem) ((u8 *)&((type *)0)->elem - (u8 *)0) +#define BASE_OF(type, elem, p) ((type *)((u8 *)(p) - OFFSET_OF(type, elem))) + +#define not ! +#define streq(a, b) (strcmp((a), (b)) == 0) +#define min(a,b) ({ typeof(a) _a = a; typeof(b) _b = b; _a < _b ? _a : _b; }) +#define max(a,b) ({ typeof(a) _a = a; typeof(b) _b = b; _a > _b ? _a : _b; }) +#define bound(a,b,c) ({ typeof(a) _a = a; typeof(b) _b = b; typeof(c) _c = c; \ + _b < _a ? _a : _b > _c ? _c : _b; }) + +typedef unsigned char u8; +typedef unsigned short u16; +typedef unsigned int u32; +typedef signed char s8; +typedef signed short s16; +typedef signed int s32; + +extern char *prgname; +void setprgname(char *argv_0); + +NORETURN(fatal(const char *str, ...)); +NORETURN(fatal_ioerror(const char *str)); +NORETURN(out_of_mem(int size)); +void error(const char *str, ...); +void ioerror(const char *str); +#endif |