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authorDundar Goc <gocdundar@gmail.com>2022-05-07 12:53:37 +0200
committerDundar Goc <gocdundar@gmail.com>2022-06-10 16:16:41 +0200
commita732c253b71f89702285d5ec6fd7803045f6add9 (patch)
treecd6b0dbad292dcbfaae637ffad385298594a2ff2 /src/nvim/lua/stdlib.c
parente15d31b530c443daea04d7a772b24da737397c53 (diff)
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refactor: change type of linenr_T from long to int32_t
The size of long varies depending on architecture, in contrast to the MAXLNUM constant which sets the maximum allowable number of lines to 2^32-1. This discrepancy may lead to hard to detect bugs, for example https://github.com/neovim/neovim/issues/18454. Setting linenr_T to a fix maximum size of 2^32-1 will prevent this type of errors in the future. Also change the variables `amount` and `amount_after` to be linenr_T since they're referring to "the line number difference" between two texts.
Diffstat (limited to 'src/nvim/lua/stdlib.c')
-rw-r--r--src/nvim/lua/stdlib.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/nvim/lua/stdlib.c b/src/nvim/lua/stdlib.c
index 432cb25adc..b911eb8b59 100644
--- a/src/nvim/lua/stdlib.c
+++ b/src/nvim/lua/stdlib.c
@@ -89,7 +89,7 @@ static int regex_match_line(lua_State *lstate)
}
long bufnr = luaL_checkinteger(lstate, 2);
- long rownr = luaL_checkinteger(lstate, 3);
+ linenr_T rownr = (linenr_T)luaL_checkinteger(lstate, 3);
long start = 0, end = -1;
if (narg >= 4) {
start = luaL_checkinteger(lstate, 4);