semihosting: fix mode flags for local host open()

[fw/openocd] / src / target / semihosting_common.c

diff --git a/src/target/semihosting_common.c b/src/target/semihosting_common.c
index 38035e493d420c8172d86cda4323757dcb0d8515..bc1f417ef0535ba43f2e795869382eb3f205479c 100644 (file)
--- a/src/target/semihosting_common.c
+++ b/src/target/semihosting_common.c
@@ -68,7 +68,7 @@ enum {
 };
 
 /* GDB remote protocol does not differentiate between text and binary open modes. */
-static const int open_modeflags[12] = {
+static const int open_gdb_modeflags[12] = {
        TARGET_O_RDONLY,
        TARGET_O_RDONLY,
        TARGET_O_RDWR,
@@ -83,6 +83,21 @@ static const int open_modeflags[12] = {
        TARGET_O_RDWR   | TARGET_O_CREAT | TARGET_O_APPEND
 };
 
+static const int open_host_modeflags[12] = {
+       O_RDONLY,
+       O_RDONLY | O_BINARY,
+       O_RDWR,
+       O_RDWR   | O_BINARY,
+       O_WRONLY | O_CREAT | O_TRUNC,
+       O_WRONLY | O_CREAT | O_TRUNC  | O_BINARY,
+       O_RDWR   | O_CREAT | O_TRUNC,
+       O_RDWR   | O_CREAT | O_TRUNC  | O_BINARY,
+       O_WRONLY | O_CREAT | O_APPEND,
+       O_WRONLY | O_CREAT | O_APPEND | O_BINARY,
+       O_RDWR   | O_CREAT | O_APPEND,
+       O_RDWR   | O_CREAT | O_APPEND | O_BINARY
+};
+
 static int semihosting_common_fileio_info(struct target *target,
        struct gdb_fileio_info *fileio_info);
 static int semihosting_common_fileio_end(struct target *target, int result,
@@ -886,7 +901,7 @@ int semihosting_common(struct target *target)
                                                        fileio_info->identifier = "open";
                                                        fileio_info->param_1 = addr;
                                                        fileio_info->param_2 = len;
-                                                       fileio_info->param_3 = open_modeflags[mode];
+                                                       fileio_info->param_3 = open_gdb_modeflags[mode];
                                                        fileio_info->param_4 = 0644;
                                                }
                                        } else {
@@ -922,7 +937,7 @@ int semihosting_common(struct target *target)
                                                         * otherwise it will fail to reopen a previously
                                                         * written file */
                                                        semihosting->result = open((char *)fn,
-                                                                       open_modeflags[mode],
+                                                                       open_host_modeflags[mode],
                                                                        0644);
                                                        semihosting->sys_errno = errno;
                                                        LOG_DEBUG("open('%s')=%d", fn,