From e830a908498c8f0270948fd08c50f6d773315880 Mon Sep 17 00:00:00 2001 From: rsc Date: Sun, 6 Nov 2005 22:16:48 +0000 Subject: New 9term using rio sources more directly. --- src/cmd/9term/malloc.c | 63 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 src/cmd/9term/malloc.c (limited to 'src/cmd/9term/malloc.c') diff --git a/src/cmd/9term/malloc.c b/src/cmd/9term/malloc.c new file mode 100644 index 00000000..130942bd --- /dev/null +++ b/src/cmd/9term/malloc.c @@ -0,0 +1,63 @@ +/* + * These are here mainly so that I can link against + * debugmalloc.c instead and not recompile the world. + */ + +#include +#define NOPLAN9DEFINES +#include + +static Lock malloclock; + +void* +p9malloc(ulong n) +{ + void *v; + + if(n == 0) + n++; + lock(&malloclock); + v = malloc(n); + unlock(&malloclock); + print("p9malloc %lud => %p; pc %lux\n", n, v, getcallerpc(&n)); + return v; +} + +void +p9free(void *v) +{ + if(v == nil) + return; + lock(&malloclock); + print("p9free %p; pc %lux\n", v, getcallerpc(&v)); + free(v); + unlock(&malloclock); +} + +void* +p9calloc(ulong a, ulong b) +{ + void *v; + + if(a*b == 0) + a = b = 1; + + lock(&malloclock); + v = calloc(a*b, 1); + unlock(&malloclock); + print("p9calloc %lud %lud => %p; pc %lux\n", a, b, v, getcallerpc(&a)); + return v; +} + +void* +p9realloc(void *v, ulong n) +{ + void *vv; + + lock(&malloclock); + vv = realloc(v, n); + unlock(&malloclock); + print("p9realloc %p %lud => %p; pc %lux\n", v, n, vv, getcallerpc(&v)); + return vv; +} + -- cgit v1.2.3