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author | zwelch <zwelch@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2009-06-12 01:40:03 +0000 |
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committer | zwelch <zwelch@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2009-06-12 01:40:03 +0000 |
commit | ae28b96ab9824474a8f5a808480fee3fe7db1f3a (patch) | |
tree | b786924869514cf0a09e04c09d148e9da77d21bf /src/jtag | |
parent | 0f6a47837e64836385268bb4e99e123477775e68 (diff) | |
download | riscv-openocd-ae28b96ab9824474a8f5a808480fee3fe7db1f3a.zip riscv-openocd-ae28b96ab9824474a8f5a808480fee3fe7db1f3a.tar.gz riscv-openocd-ae28b96ab9824474a8f5a808480fee3fe7db1f3a.tar.bz2 |
Simplify and improve parport_handle_parport_port_command:
- Show the port number to the user when asking for it or setting it.
- Print an error if the parport_port has already been set.
- Use parse_u16 helper to ensure the parport_port string parses correctly.
git-svn-id: svn://svn.berlios.de/openocd/trunk@2209 b42882b7-edfa-0310-969c-e2dbd0fdcd60
Diffstat (limited to 'src/jtag')
-rw-r--r-- | src/jtag/parport.c | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/src/jtag/parport.c b/src/jtag/parport.c index 4ee2202..129caf0 100644 --- a/src/jtag/parport.c +++ b/src/jtag/parport.c @@ -429,12 +429,23 @@ static int parport_quit(void) static int parport_handle_parport_port_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) { - if (argc == 0) - return ERROR_OK; + if (argc == 1) + { + /* only if the port wasn't overwritten by cmdline */ + if (parport_port == 0) + { + int retval = parse_u16(args[0], &parport_port); + if (ERROR_OK != retval) + return retval; + } + else + { + LOG_ERROR("The parport port was already configured!"); + return ERROR_FAIL; + } + } - /* only if the port wasn't overwritten by cmdline */ - if (parport_port == 0) - parport_port = strtoul(args[0], NULL, 0); + command_print(cmd_ctx, "parport port = %u", parport_port); return ERROR_OK; } |