add common functions for the new config file format

[openwrt.git] / openwrt / package / mtd / mtd.c

diff --git a/openwrt/package/mtd/mtd.c b/openwrt/package/mtd/mtd.c
index 78d38fb..23e9916 100644 (file)
--- a/openwrt/package/mtd/mtd.c
+++ b/openwrt/package/mtd/mtd.c
@@ -96,7 +96,7 @@ image_check_bcom(int imagefd, const char *mtd)
        }
 
        /* check if image fits to mtd device */
-       fd = mtd_open(mtd, O_RDWR);
+       fd = mtd_open(mtd, O_RDWR | O_SYNC);
        if(fd < 0) {
                fprintf(stderr, "Could not open mtd device: %s\n", mtd);
                exit(1);
@@ -113,6 +113,7 @@ image_check_bcom(int imagefd, const char *mtd)
                return 0;
        }       
        
+       close(fd);
        return 1;
 }
 
@@ -148,7 +149,7 @@ int mtd_check(char *mtd)
        struct mtd_info_user mtdInfo;
        int fd;
 
-       fd = mtd_open(mtd, O_RDWR);
+       fd = mtd_open(mtd, O_RDWR | O_SYNC);
        if(fd < 0) {
                fprintf(stderr, "Could not open mtd device: %s\n", mtd);
                return 0;
@@ -171,7 +172,7 @@ mtd_unlock(const char *mtd)
        struct mtd_info_user mtdInfo;
        struct erase_info_user mtdLockInfo;
 
-       fd = mtd_open(mtd, O_RDWR);
+       fd = mtd_open(mtd, O_RDWR | O_SYNC);
        if(fd < 0) {
                fprintf(stderr, "Could not open mtd device: %s\n", mtd);
                exit(1);
@@ -222,7 +223,7 @@ mtd_erase(const char *mtd)
        struct mtd_info_user mtdInfo;
        struct erase_info_user mtdEraseInfo;
 
-       fd = mtd_open(mtd, O_RDWR);
+       fd = mtd_open(mtd, O_RDWR | O_SYNC);
        if(fd < 0) {
                fprintf(stderr, "Could not open mtd device: %s\n", mtd);
                exit(1);
@@ -260,8 +261,9 @@ mtd_write(int imagefd, const char *mtd, int quiet)
        size_t r, w, e;
        struct mtd_info_user mtdInfo;
        struct erase_info_user mtdEraseInfo;
+       int ret = 0;
 
-       fd = mtd_open(mtd, O_RDWR);
+       fd = mtd_open(mtd, O_RDWR | O_SYNC);
        if(fd < 0) {
                fprintf(stderr, "Could not open mtd device: %s\n", mtd);
                exit(1);
@@ -318,7 +320,8 @@ mtd_write(int imagefd, const char *mtd, int quiet)
        }
        if (!quiet)
                fprintf(stderr, "\b\b\b\b");
-       
+
+       close(fd);
        return 0;
 }
 
@@ -463,6 +466,8 @@ int main (int argc, char **argv)
                        break;
        }
 
+       sync();
+       
        if (boot)
                kill(1, 15); // send SIGTERM to init for reboot