mkcsysimg cleanups

[openwrt.git] / tools / firmware-utils / src / trx.c

diff --git a/tools/firmware-utils/src/trx.c b/tools/firmware-utils/src/trx.c
index 787ffa8..1131238 100644 (file)
--- a/tools/firmware-utils/src/trx.c
+++ b/tools/firmware-utils/src/trx.c
@@ -88,7 +88,7 @@ int main(int argc, char **argv)
        char *ofn = NULL;
        char *buf;
        char *e;
-       int c, i;
+       int c, i, append;
        size_t n;
        uint32_t cur_len;
        unsigned long maxlen = TRX_MAX_LEN;
@@ -110,11 +110,15 @@ int main(int argc, char **argv)
        in = NULL;
        i = 0;
 
-       while ((c = getopt(argc, argv, "-:o:m:a:b:f:")) != -1) {
+       while ((c = getopt(argc, argv, "-:o:m:a:b:f:A:")) != -1) {
                switch (c) {
+                       case 'A':
+                               append = 1;
+                               /* fall through */
                        case 'f':
                        case 1:
-                               p->offsets[i++] = STORE32_LE(cur_len);
+                               if (!append)
+                                       p->offsets[i++] = STORE32_LE(cur_len);
 
                                if (!(in = fopen(optarg, "r"))) {
                                        fprintf(stderr, "can not open \"%s\" for reading\n", optarg);
@@ -134,6 +138,7 @@ int main(int argc, char **argv)
                                        n += ROUND - (n & (ROUND-1));
                                }
                                cur_len += n;
+                               append = 0;
 
                                break;
                        case 'o':