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authorMattias EngdegÄrd <mattiase@acm.org>2020-04-09 16:19:14 +0200
committerMattias EngdegÄrd <mattiase@acm.org>2020-04-09 16:20:15 +0200
commite18c24b35a7cf9bb1b91288b706fa448ed28a7c2 (patch)
tree6fdab5cd6b6b8101f629bada4eeaea2e6303c6a3 /src/coding.c
parent50618cc30381521f0e16c7813d48d0e5c821a076 (diff)
downloademacs-e18c24b35a7cf9bb1b91288b706fa448ed28a7c2.tar.gz
Set last-coding-system-used upon ASCII conversion bypass (bug#40407)
Spotted by Kazuhiro Ito. * src/coding.c (code_convert_string): Set Vlast_coding_system if appropriate. * test/src/coding-tests.el (coding-nocopy-ascii): Add test.
Diffstat (limited to 'src/coding.c')
-rw-r--r--src/coding.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/src/coding.c b/src/coding.c
index 450c498f1e8..9848f983a81 100644
--- a/src/coding.c
+++ b/src/coding.c
@@ -9527,11 +9527,15 @@ code_convert_string (Lisp_Object string, Lisp_Object coding_system,
&& (EQ (CODING_ID_EOL_TYPE (coding.id), Qunix)
|| inhibit_eol_conversion
|| ! memchr (SDATA (string), encodep ? '\n' : '\r', bytes)))
- return (nocopy
- ? string
- : (encodep
- ? make_unibyte_string (SSDATA (string), bytes)
- : make_multibyte_string (SSDATA (string), bytes, bytes)));
+ {
+ if (! norecord)
+ Vlast_coding_system_used = coding_system;
+ return (nocopy
+ ? string
+ : (encodep
+ ? make_unibyte_string (SSDATA (string), bytes)
+ : make_multibyte_string (SSDATA (string), bytes, bytes)));
+ }
}
else if (BUFFERP (dst_object))
{