libt1 support is deprecated

[imager.git] / iolayer.c

diff --git a/iolayer.c b/iolayer.c
index d92748a0d1131910c67a4142e70e8be60b9a57a8..3bc9979acebc59034df880f83e83a651179531a4 100644 (file)
--- a/iolayer.c
+++ b/iolayer.c
@@ -247,7 +247,7 @@ X<io_new_fd API>X<im_io_new_fd API>
 =category I/O Layers
 
 Returns a new io_glue object that has the source defined as reading
-from specified file descriptor.  Note that the the interface to receiving
+from specified file descriptor.  Note that the interface to receiving
 data from the io_glue callbacks hasn't been done yet.
 
   ctx - and Imager context object
@@ -379,7 +379,6 @@ from io_new_bufchain().
 size_t
 io_slurp(io_glue *ig, unsigned char **c) {
   ssize_t rc;
-  off_t orgoff;
   io_ex_bchain *ieb;
   unsigned char *cc;
   io_type inn = ig->type;
@@ -392,8 +391,6 @@ io_slurp(io_glue *ig, unsigned char **c) {
   ieb = ig->exdata;
   cc = *c = mymalloc( ieb->length );
   
-  orgoff = ieb->gpos;
-  
   bufchain_seek(ig, 0, SEEK_SET);
   
   rc = bufchain_read(ig, cc, ieb->length);
@@ -1187,6 +1184,9 @@ i_io_read_fill(io_glue *ig, ssize_t needed) {
     work = ig->buffer;
   }
 
+  /* there should always be buffer space the first time around, but
+     avoid a compiler warning here */
+  rc = -1;
   while (work < buf_end && (rc = i_io_raw_read(ig, work, buf_end - work)) > 0) {
     work += rc;
     good = 1;
@@ -1372,7 +1372,8 @@ realseek_close(io_glue *igo) {
 }
 
 
-/* realseek_seek(ig, offset, whence)
+/*
+=item realseek_seek(ig, offset, whence)
 
 Implements seeking for a source that is seekable, the purpose of having this is to be able to
 have an offset into a file that is different from what the underlying library thinks.
@@ -1485,7 +1486,8 @@ buffer_close(io_glue *ig) {
 }
 
 
-/* buffer_seek(ig, offset, whence)
+/*
+=item buffer_seek(ig, offset, whence)
 
 Implements seeking for a buffer source.
 
@@ -1840,7 +1842,8 @@ bufchain_close(io_glue *ig) {
 }
 
 
-/* bufchain_seek(ig, offset, whence)
+/*
+=item bufchain_seek(ig, offset, whence)
 
 Implements seeking for a source that is seekable, the purpose of having this is to be able to
 have an offset into a file that is different from what the underlying library thinks.