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authorMattias Andrée <maandree@kth.se>2024-01-09 22:04:24 +0100
committerMattias Andrée <maandree@kth.se>2024-01-09 22:04:24 +0100
commitae850b1ac755f471beac4dbfef4654fe3fbaaae9 (patch)
tree319e7f7f1b99cd1ee75e100f0a29b0f7c827ccea /libpatch_fd_diff2_printer__.c
downloadlibpatch-master.tar.gz
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First commitHEADmaster
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to 'libpatch_fd_diff2_printer__.c')
-rw-r--r--libpatch_fd_diff2_printer__.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/libpatch_fd_diff2_printer__.c b/libpatch_fd_diff2_printer__.c
new file mode 100644
index 0000000..3267b69
--- /dev/null
+++ b/libpatch_fd_diff2_printer__.c
@@ -0,0 +1,38 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+
+
+static void
+put(struct libpatch_diff2_printer *this, const char *text, size_t len)
+{
+ size_t off;
+ ssize_t r;
+ int fd = ((struct printer_internals *)this->user_data)->f.fd;
+ for (off = 0; off < len; off += (size_t)r) {
+ r = write(fd, &text[off], len - off);
+ if (r < 0) {
+ if (errno != EINTR) {
+ this->error = errno;
+ break;
+ }
+ r = 0;
+ }
+ }
+}
+
+
+struct libpatch_diff2_printer *
+libpatch_fd_diff2_printer__(int output)
+{
+ struct libpatch_diff2_printer *printer;
+ struct printer_internals *internals;
+ printer = calloc(1, sizeof(*printer) + sizeof(struct printer_internals));
+ if (!printer)
+ return NULL;
+ internals = (void *)&((char *)printer)[sizeof(*printer)];
+ printer->user_data = internals;
+ internals->put = put;
+ internals->f.fd = output;
+ return printer;
+
+}