tmain.c - plan9port - [fork] Plan 9 from user space
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       ---
       tmain.c (1108B)
       ---
            1 #include <u.h>
            2 #include <libc.h>
            3 #include <bio.h>
            4 #include <draw.h>
            5 #include <html.h>
            6 #include "dat.h"
            7 
            8 char *url = "";
            9 int aflag;
           10 int width = 70;
           11 int defcharset;
           12 
           13 void
           14 usage(void)
           15 {
           16         fprint(2, "usage: htmlfmt [-c charset] [-u URL] [-a] [-l length] [file ...]\n");
           17         exits("usage");
           18 }
           19 
           20 void
           21 main(int argc, char *argv[])
           22 {
           23         int i, fd;
           24         char *p, *err, *file;
           25         char errbuf[ERRMAX];
           26 
           27         ARGBEGIN{
           28         case 'a':
           29                 aflag++;
           30                 break;
           31         case 'c':
           32                 p = smprint("<meta charset=\"%s\">", EARGF(usage()));
           33                 defcharset = charset(p);
           34                 free(p);
           35                 break;
           36         case 'l': case 'w':
           37                 err = EARGF(usage());
           38                 width = atoi(err);
           39                 if(width <= 0)
           40                         usage();
           41                 break;
           42         case 'u':
           43                 url = EARGF(usage());
           44                 aflag++;
           45                 break;
           46         default:
           47                 usage();
           48         }ARGEND
           49 
           50         err = nil;
           51         file = "<stdin>";
           52         if(argc == 0)
           53                 err = loadhtml(0);
           54         else
           55                 for(i=0; err==nil && i<argc; i++){
           56                         file = argv[i];
           57                         fd = open(file, OREAD);
           58                         if(fd < 0){
           59                                 errstr(errbuf, sizeof errbuf);
           60                                 err = errbuf;
           61                                 break;
           62                         }
           63                         err = loadhtml(fd);
           64                         close(fd);
           65                         if(err)
           66                                 break;
           67                 }
           68         if(err)
           69                 fprint(2, "htmlfmt: processing %s: %s\n", file, err);
           70         exits(err);
           71 }