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author | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2020-06-18 11:07:27 -0300 |
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committer | Roberto Ierusalimschy <roberto@inf.puc-rio.br> | 2020-06-18 11:07:27 -0300 |
commit | c33b1728aeb7dfeec4013562660e07d32697aa6b (patch) | |
tree | 0aebcad8875f137b63b4593d8e66a956c21e035b | |
parent | a304199836ef37af6912a1da6f9b6cad33466a84 (diff) | |
download | lua-5.4.0.tar.gz lua-5.4.0.tar.bz2 lua-5.4.0.zip |
Detailsv5.4.0
Added as incompatibility, in the manual, the extra return of 'io.lines'.
-rw-r--r-- | lundump.c | 4 | ||||
-rw-r--r-- | manual/manual.of | 11 |
2 files changed, 13 insertions, 2 deletions
@@ -26,7 +26,7 @@ | |||
26 | 26 | ||
27 | 27 | ||
28 | #if !defined(luai_verifycode) | 28 | #if !defined(luai_verifycode) |
29 | #define luai_verifycode(L,b,f) /* empty */ | 29 | #define luai_verifycode(L,f) /* empty */ |
30 | #endif | 30 | #endif |
31 | 31 | ||
32 | 32 | ||
@@ -317,7 +317,7 @@ LClosure *luaU_undump(lua_State *L, ZIO *Z, const char *name) { | |||
317 | luaC_objbarrier(L, cl, cl->p); | 317 | luaC_objbarrier(L, cl, cl->p); |
318 | loadFunction(&S, cl->p, NULL); | 318 | loadFunction(&S, cl->p, NULL); |
319 | lua_assert(cl->nupvalues == cl->p->sizeupvalues); | 319 | lua_assert(cl->nupvalues == cl->p->sizeupvalues); |
320 | luai_verifycode(L, buff, cl->p); | 320 | luai_verifycode(L, cl->p); |
321 | return cl; | 321 | return cl; |
322 | } | 322 | } |
323 | 323 | ||
diff --git a/manual/manual.of b/manual/manual.of index 4d1794fc..9c275d15 100644 --- a/manual/manual.of +++ b/manual/manual.of | |||
@@ -9116,6 +9116,17 @@ of the function @Lid{collectgarbage} are deprecated. | |||
9116 | You should use the new option @St{incremental} to set them. | 9116 | You should use the new option @St{incremental} to set them. |
9117 | } | 9117 | } |
9118 | 9118 | ||
9119 | @item{ | ||
9120 | The function @Lid{io.lines} now returns four values, | ||
9121 | instead of just one. | ||
9122 | That can be a problem when it is used as the sole | ||
9123 | argument to another function that has optional parameters, | ||
9124 | such as in @T{load(io.lines(filename, "L"))}. | ||
9125 | To fix that issue, | ||
9126 | you can wrap the call into parentheses, | ||
9127 | to adjust its number of results to one. | ||
9128 | } | ||
9129 | |||
9119 | } | 9130 | } |
9120 | 9131 | ||
9121 | } | 9132 | } |