diff options
Diffstat (limited to 'mbbsd/io.c')
| -rw-r--r-- | mbbsd/io.c | 33 |
1 files changed, 25 insertions, 8 deletions
@@ -485,16 +485,33 @@ strip_ansi(char *buf, char *str, int mode) } void -strip_iac(unsigned char *str, int maxlen) +strip_nonebig5(unsigned char *str, int maxlen) { - int i,len=0; - - for(i=0;i<maxlen && str[i]; i++) - if(str[i]!=255) { - str[len++]=str[i]; + int i; + int len=0; + for(i=0;i<maxlen && str[i];i++) { + if(32<=str[i] && str[i]<128) + str[len++]=str[i]; + else if(str[i]==255) { + if(i+1<maxlen) + if(251<=str[i+1] && str[i+1]<=254) { + i++; + if(i+1<maxlen && str[i+1]) + i++; } - if(len<maxlen) - str[len]='\0'; + continue; + } else if(str[i]&0x80) { + if(i+1<maxlen) + if((0x40<=str[i+1] && str[i+1]<=0x7e) || + (0xa1<=str[i+1] && str[i+1]<=0xfe)) { + str[len++]=str[i]; + str[len++]=str[i+1]; + i++; + } + } + } + if(len<maxlen) + str[len]='\0'; } int |