Replace all read_fd use with strbuf_read, and get rid of it.

diff --git a/imap-send.c b/imap-send.c
index 3eaf025720c5432065b851ce98f861eee27eadee..ecd4216a560095a00a7da5bbe41655aa97f56731 100644 (file)
--- a/imap-send.c
+++ b/imap-send.c
@@ -23,6 +23,7 @@
  */
 
 #include "cache.h"
+#include "strbuf.h"
 
 typedef struct store_conf {
        char *name;
@@ -224,7 +225,7 @@ socket_perror( const char *func, Socket_t *sock, int ret )
 static int
 socket_read( Socket_t *sock, char *buf, int len )
 {
-       int n = xread( sock->fd, buf, len );
+       ssize_t n = xread( sock->fd, buf, len );
        if (n <= 0) {
                socket_perror( "read", sock, n );
                close( sock->fd );
@@ -1160,28 +1161,18 @@ imap_store_msg( store_t *gctx, msg_data_t *data, int *uid )
 static int
 read_message( FILE *f, msg_data_t *msg )
 {
-       int len, r;
+       struct strbuf buf;
 
-       memset( msg, 0, sizeof *msg );
-       len = CHUNKSIZE;
-       msg->data = xmalloc( len+1 );
-       msg->data[0] = 0;
-
-       while(!feof( f )) {
-               if (msg->len >= len) {
-                       void *p;
-                       len += CHUNKSIZE;
-                       p = xrealloc(msg->data, len+1);
-                       if (!p)
-                               break;
-                       msg->data = p;
-               }
-               r = fread( &msg->data[msg->len], 1, len - msg->len, f );
-               if (r <= 0)
+       memset(msg, 0, sizeof(*msg));
+       strbuf_init(&buf, 0);
+
+       do {
+               if (strbuf_fread(&buf, CHUNKSIZE, f) <= 0)
                        break;
-               msg->len += r;
-       }
-       msg->data[msg->len] = 0;
+       } while (!feof(f));
+
+       msg->len  = buf.len;
+       msg->data = strbuf_detach(&buf);
        return msg->len;
 }
 
@@ -1192,7 +1183,7 @@ count_messages( msg_data_t *msg )
        char *p = msg->data;
 
        while (1) {
-               if (!strncmp( "From ", p, 5 )) {
+               if (!prefixcmp(p, "From ")) {
                        count++;
                        p += 5;
                }
@@ -1216,7 +1207,7 @@ split_msg( msg_data_t *all_msgs, msg_data_t *msg, int *ofs )
        data = &all_msgs->data[ *ofs ];
        msg->len = all_msgs->len - *ofs;
 
-       if (msg->len < 5 || strncmp( data, "From ", 5 ))
+       if (msg->len < 5 || prefixcmp(data, "From "))
                return 0;
 
        p = strchr( data, '\n' );
@@ -1239,7 +1230,7 @@ split_msg( msg_data_t *all_msgs, msg_data_t *msg, int *ofs )
        msg->data[ msg->len ] = 0;
 
        *ofs += msg->len;
-       return 1;
+       return 1;
 }
 
 static imap_server_conf_t server =
@@ -1267,12 +1258,12 @@ git_imap_config(const char *key, const char *val)
                imap_folder = xstrdup( val );
        } else if (!strcmp( "host", key )) {
                {
-                       if (!strncmp( "imap:", val, 5 ))
+                       if (!prefixcmp(val, "imap:"))
                                val += 5;
                        if (!server.port)
                                server.port = 143;
                }
-               if (!strncmp( "//", val, 2 ))
+               if (!prefixcmp(val, "//"))
                        val += 2;
                server.host = xstrdup( val );
        }