diff options
Diffstat (limited to 'utf8.c')
| -rw-r--r-- | utf8.c | 9 |
1 files changed, 8 insertions, 1 deletions
@@ -18,6 +18,7 @@ #include <sys/types.h> +#include <ctype.h> #include <errno.h> #include <stdlib.h> #include <string.h> @@ -207,7 +208,13 @@ utf8_strvis(char *dst, const char *src, size_t len, int flag) /* Not a complete, valid UTF-8 character. */ src -= ud.have; } - if (src < end - 1) + if (src[0] == '$' && src < end - 1) { + if (isalpha((u_char)src[1]) || + src[1] == '_' || + src[1] == '{') + *dst++ = '\\'; + *dst++ = '$'; + } else if (src < end - 1) dst = vis(dst, src[0], flag, src[1]); else if (src < end) dst = vis(dst, src[0], flag, '\0'); |