diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/nvim/os/env.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/src/nvim/os/env.c b/src/nvim/os/env.c index 6997156d4c..2f90d0bc9e 100644 --- a/src/nvim/os/env.c +++ b/src/nvim/os/env.c @@ -457,12 +457,15 @@ void expand_env_esc(char_u *restrict srcp, } else if ((src[0] == ' ' || src[0] == ',') && !one) { at_start = true; } - *dst++ = *src++; - --dstlen; + if (dstlen > 0) { + *dst++ = *src++; + dstlen--; - if (prefix != NULL && src - prefix_len >= srcp - && STRNCMP(src - prefix_len, prefix, prefix_len) == 0) { - at_start = true; + if (prefix != NULL + && src - prefix_len >= srcp + && STRNCMP(src - prefix_len, prefix, prefix_len) == 0) { + at_start = true; + } } } } |