| #include <u.h> | |
| #include <libc.h> | |
| #include <draw.h> | |
| #include <memdraw.h> | |
| #include "devdraw.h" | |
| int | |
| parsewinsize(char *s, Rectangle *r, int *havemin) | |
| { | |
| char c, *os; | |
| int i, j, k, l; | |
| os = s; | |
| *havemin = 0; | |
| *r = Rect(0,0,0,0); | |
| if(!isdigit((uchar)*s)) | |
| goto oops; | |
| i = strtol(s, &s, 0); | |
| if(*s == 'x'){ | |
| s++; | |
| if(!isdigit((uchar)*s)) | |
| goto oops; | |
| j = strtol(s, &s, 0); | |
| r->max.x = i; | |
| r->max.y = j; | |
| if(*s == 0) | |
| return 0; | |
| if(*s != '@') | |
| goto oops; | |
| s++; | |
| if(!isdigit((uchar)*s)) | |
| goto oops; | |
| i = strtol(s, &s, 0); | |
| if(*s != ',' && *s != ' ') | |
| goto oops; | |
| s++; | |
| if(!isdigit((uchar)*s)) | |
| goto oops; | |
| j = strtol(s, &s, 0); | |
| if(*s != 0) | |
| goto oops; | |
| *r = rectaddpt(*r, Pt(i,j)); | |
| *havemin = 1; | |
| return 0; | |
| } | |
| c = *s; | |
| if(c != ' ' && c != ',') | |
| goto oops; | |
| s++; | |
| if(!isdigit((uchar)*s)) | |
| goto oops; | |
| j = strtol(s, &s, 0); | |
| if(*s != c) | |
| goto oops; | |
| s++; | |
| if(!isdigit((uchar)*s)) | |
| goto oops; | |
| k = strtol(s, &s, 0); | |
| if(*s != c) | |
| goto oops; | |
| s++; | |
| if(!isdigit((uchar)*s)) | |
| goto oops; | |
| l = strtol(s, &s, 0); | |
| if(*s != 0) | |
| goto oops; | |
| *r = Rect(i,j,k,l); | |
| *havemin = 1; | |
| return 0; | |
| oops: | |
| werrstr("bad syntax in window size '%s'", os); | |
| return -1; | |
| } |