Only compile-tested, and I gotta run out for a bit and my not
return alive. I just noticed some EINTR errors while writing to
pipes and haven't dealt with stdio or C in ages at this point.
diff --git a/src/formats_i.c b/src/formats_i.c
index 7048040d..d4082cc5 100644
--- a/src/formats_i.c
+++ b/src/formats_i.c
@@ -129,10 +129,21 @@ int lsx_padbytes(sox_format_t * ft, size_t n)
*/
size_t lsx_writebuf(sox_format_t * ft, void const * buf, size_t len)
{
- size_t ret = fwrite(buf, (size_t) 1, len, (FILE*)ft->fp);
- if (ret != len) {
- lsx_fail_errno(ft, errno, "error writing output file");
- clearerr((FILE*)ft->fp); /* Allows us to seek back to write header */
+ FILE *fp = (FILE*)ft->fp;
+ const char *c = (const char *)buf;
+ size_t ret = fwrite(c, 1, len, fp);
+
+ while (ret != len) {
+ switch (errno) {
+ case EINTR:
+ len -= ret;
+ c += ret;
+ ret = fwrite(c, 1, len, fp);
+ break;
+ default:
+ lsx_fail_errno(ft, errno, "error writing output file");
+ clearerr(fp); /* Allows us to seek back to write header */
+ }
}
ft->tell_off += ret;
return ret;
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