diff options
Diffstat (limited to 'src/fileio.c')
| -rw-r--r-- | src/fileio.c | 29 |
1 files changed, 17 insertions, 12 deletions
diff --git a/src/fileio.c b/src/fileio.c index 9f38101b..5b27b624 100644 --- a/src/fileio.c +++ b/src/fileio.c @@ -765,6 +765,7 @@ readfile(fname, sfname, from, lines_to_skip, lines_to_read, eap, flags) else if (curbuf->b_help) { char_u firstline[80]; + int fc; /* Help files are either utf-8 or latin1. Try utf-8 first, if this * fails it must be latin1. @@ -774,18 +775,22 @@ readfile(fname, sfname, from, lines_to_skip, lines_to_read, eap, flags) * That is only in *.??x files. */ fenc = (char_u *)"latin1"; c = enc_utf8; - if (!c && !read_stdin && TOLOWER_ASC(fname[STRLEN(fname) - 1]) == 'x') - { - /* Read the first line (and a bit more). Immediately rewind to - * the start of the file. If the read() fails "len" is -1. */ - len = vim_read(fd, firstline, 80); - lseek(fd, (off_t)0L, SEEK_SET); - for (p = firstline; p < firstline + len; ++p) - if (*p >= 0x80) - { - c = TRUE; - break; - } + if (!c && !read_stdin) + { + fc = fname[STRLEN(fname) - 1]; + if (TOLOWER_ASC(fc) == 'x') + { + /* Read the first line (and a bit more). Immediately rewind to + * the start of the file. If the read() fails "len" is -1. */ + len = vim_read(fd, firstline, 80); + lseek(fd, (off_t)0L, SEEK_SET); + for (p = firstline; p < firstline + len; ++p) + if (*p >= 0x80) + { + c = TRUE; + break; + } + } } if (c) |