diff options
Diffstat (limited to 'src/lib9/getfields.c')
-rw-r--r-- | src/lib9/getfields.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/lib9/getfields.c b/src/lib9/getfields.c new file mode 100644 index 00000000..79f7abad --- /dev/null +++ b/src/lib9/getfields.c @@ -0,0 +1,36 @@ +#include <lib9.h> + +int +getfields(char *str, char **args, int max, int mflag, char *set) +{ + Rune r; + int nr, intok, narg; + + if(max <= 0) + return 0; + + narg = 0; + args[narg] = str; + if(!mflag) + narg++; + intok = 0; + for(;; str += nr) { + nr = chartorune(&r, str); + if(r == 0) + break; + if(utfrune(set, r)) { + if(narg >= max) + break; + *str = 0; + intok = 0; + args[narg] = str + nr; + if(!mflag) + narg++; + } else { + if(!intok && mflag) + narg++; + intok = 1; + } + } + return narg; +} |