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- /*
- * This file is part of the UCB release of Plan 9. It is subject to the license
- * terms in the LICENSE file found in the top-level directory of this
- * distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
- * part of the UCB release of Plan 9, including this file, may be copied,
- * modified, propagated, or distributed except according to the terms contained
- * in the LICENSE file.
- */
- #include <u.h>
- #include <libc.h>
- #include <bio.h>
- #include <thread.h>
- #include <ctype.h>
- #include <plumb.h>
- #include "dat.h"
- char*
- formathtml(char *body, int *np)
- {
- int i, j, p[2], q[2];
- Exec *e;
- char buf[1024];
- Channel *sync;
- e = emalloc(sizeof(struct Exec));
- if(pipe(p) < 0 || pipe(q) < 0)
- error("can't create pipe: %r");
- e->p[0] = p[0];
- e->p[1] = p[1];
- e->q[0] = q[0];
- e->q[1] = q[1];
- e->argv = emalloc(3*sizeof(char*));
- e->argv[0] = estrdup("htmlfmt");
- e->argv[1] = estrdup("-cutf-8");
- e->argv[2] = nil;
- e->prog = "/bin/htmlfmt";
- sync = chancreate(sizeof(int), 0);
- e->sync = sync;
- proccreate(execproc, e, EXECSTACK);
- recvul(sync);
- close(p[0]);
- close(q[1]);
- if((i=write(p[1], body, *np)) != *np){
- fprint(2, "Mail: warning: htmlfmt failed: wrote %d of %d: %r\n", i, *np);
- close(p[1]);
- close(q[0]);
- return body;
- }
- close(p[1]);
- free(body);
- body = nil;
- i = 0;
- for(;;){
- j = read(q[0], buf, sizeof buf);
- if(j <= 0)
- break;
- body = realloc(body, i+j+1);
- if(body == nil)
- error("realloc failed: %r");
- memmove(body+i, buf, j);
- i += j;
- body[i] = '\0';
- }
- close(q[0]);
- *np = i;
- return body;
- }
- char*
- readbody(char *type, char *dir, int *np)
- {
- char *body;
-
- body = readfile(dir, "body", np);
- if(body != nil && strcmp(type, "text/html") == 0)
- return formathtml(body, np);
- return body;
- }
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