From 86feda786f115cb4468957f00b8968b986ed7c54 Mon Sep 17 00:00:00 2001 From: peter Date: Thu, 20 Aug 2026 20:54:43 +0000 Subject: Get full coverage of aplwc-repl. This required wrapping malloc so that it can fail under our control. FossilOrigin-Name: a27ccb5f02994393a518419bae15fd26ff0016c734d96350ae2137a1d3c0937c --- src/bin/wrappers.c | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 src/bin/wrappers.c (limited to 'src/bin/wrappers.c') diff --git a/src/bin/wrappers.c b/src/bin/wrappers.c new file mode 100644 index 0000000..18e179a --- /dev/null +++ b/src/bin/wrappers.c @@ -0,0 +1,40 @@ +#include "aplwc_repl.h" + +static uint64_t malloc_count = 0; + +static uint64_t +malloc_fail_after(void) +{ +#if APLWC_BUILD_TYPE_RELEASE + return UINT64_MAX; +#else + static int setup; + static uint64_t count, count_rec; + + if(!setup){ + setup = 1; + count = getenv_ulong("APLWC_MALLOC_FAIL_AFTER", ULONG_MAX); + count_rec = malloc_fail_after(); + assert(ALWAYS(count == count_rec)); + } + + return count; +#endif +} + +#undef malloc +void * +wrapped_malloc(size_t size) +{ + if(malloc_count++ >= malloc_fail_after()) + return NULL; + else + return malloc(size); +} + +#undef free +void +wrapped_free(void *ptr) +{ + free(ptr); +} -- cgit v1.2.3