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Calculate the size needed before allocating

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gingerBill
2023-02-10 11:55:08 +00:00
parent 55b79c078c
commit 162628000f
1 changed files with 13 additions and 1 deletions
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core/os/os2/env_windows.odin
+13 -1
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@@ -65,7 +65,19 @@ _environ :: proc(allocator: runtime.Allocator) -> []string {
} }
defer win32.FreeEnvironmentStringsW(envs) defer win32.FreeEnvironmentStringsW(envs)
r := make([dynamic]string, 0, 50, allocator) n := 0
for from, i, p := 0, 0, envs; true; i += 1 {
c := ([^]u16)(p)[i]
if c == 0 {
if i <= from {
break
}
n += 1
from = i + 1
}
}
r := make([dynamic]string, 0, n, allocator)
for from, i, p := 0, 0, envs; true; i += 1 { for from, i, p := 0, 0, envs; true; i += 1 {
c := ([^]u16)(p)[i] c := ([^]u16)(p)[i]
if c == 0 { if c == 0 {