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added mmap double destroy fix for windows

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tezc 2021-04-13 23:10:42 +03:00
parent 502372b4d6
commit 5799b118b1
1 changed files with 14 additions and 3 deletions
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17
memory-map/sc_mmap.c
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@ -165,16 +165,27 @@ int sc_mmap_munlock(struct sc_mmap *m, size_t offset, size_t len)
int sc_mmap_term(struct sc_mmap *m) int sc_mmap_term(struct sc_mmap *m)
{ {
BOOL b; BOOL b;
int rc = 0;
if (m->fd == -1) {
return 0;
}
_close(m->fd); _close(m->fd);
b = UnmapViewOfFile(m->ptr); b = UnmapViewOfFile(m->ptr);
if (b == 0) { if (b == 0) {
sc_mmap_errstr(m); sc_mmap_errstr(m);
return -1; rc = -1;
} }
return 0; *m = (struct sc_mmap){
.ptr = NULL,
.fd = -1,
.len = 0,
};
return rc;
} }
#else #else
@ -272,7 +283,7 @@ int sc_mmap_term(struct sc_mmap *m)
strncpy(m->err, strerror(errno), sizeof(m->err) - 1); strncpy(m->err, strerror(errno), sizeof(m->err) - 1);
} }
*m = (struct sc_mmap) { *m = (struct sc_mmap){
.ptr = NULL, .ptr = NULL,
.fd = -1, .fd = -1,
.len = 0, .len = 0,