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| author | rsc <devnull@localhost> | 2004-03-21 14:05:38 +0000 |
|---|---|---|
| committer | rsc <devnull@localhost> | 2004-03-21 14:05:38 +0000 |
| commit | 498bb22174aa2c76493e8c67b92949271131ebfb (patch) | |
| tree | 0baf3bd3415fbc50f9bc879ab621613fe238ead0 /src/lib9 | |
| parent | 0fc65b37a1e7585ca2347bf61dcb8bc3a6b146a4 (diff) | |
| download | plan9port-498bb22174aa2c76493e8c67b92949271131ebfb.tar.gz plan9port-498bb22174aa2c76493e8c67b92949271131ebfb.tar.bz2 plan9port-498bb22174aa2c76493e8c67b92949271131ebfb.zip | |
Add some missing files.
Diffstat (limited to 'src/lib9')
| -rw-r--r-- | src/lib9/lnrand.c | 18 | ||||
| -rw-r--r-- | src/lib9/lrand.c | 8 | ||||
| -rw-r--r-- | src/lib9/opentemp.c | 9 |
3 files changed, 35 insertions, 0 deletions
diff --git a/src/lib9/lnrand.c b/src/lib9/lnrand.c new file mode 100644 index 00000000..5b648d08 --- /dev/null +++ b/src/lib9/lnrand.c @@ -0,0 +1,18 @@ +#include <u.h> +#include <libc.h> + +#define MASK 0x7fffffffL + +long +lnrand(long n) +{ + long slop, v; + + if(n < 0) + return n; + slop = MASK % n; + do + v = lrand(); + while(v <= slop); + return v % n; +} diff --git a/src/lib9/lrand.c b/src/lib9/lrand.c new file mode 100644 index 00000000..47c331d9 --- /dev/null +++ b/src/lib9/lrand.c @@ -0,0 +1,8 @@ +#include <u.h> +#include <libc.h> + +long +lrand(void) +{ + return ((rand()<<16)^rand()) & 0x7FFFFFFF; +} diff --git a/src/lib9/opentemp.c b/src/lib9/opentemp.c new file mode 100644 index 00000000..ff2b3f81 --- /dev/null +++ b/src/lib9/opentemp.c @@ -0,0 +1,9 @@ +#include <u.h> +#include <libc.h> + +int +opentemp(char *template) +{ + return mkstemp(template); +} + |