diff options
author | Lorenz Meier <lm@inf.ethz.ch> | 2014-01-12 18:52:10 +0100 |
---|---|---|
committer | Lorenz Meier <lm@inf.ethz.ch> | 2014-01-12 18:52:10 +0100 |
commit | ea8ab2793a6683dbf7807c91e1a2c1d91187981e (patch) | |
tree | 2a9736ef6b027dc03901e78c7d00316a39a5d770 /src/modules/systemlib/param | |
parent | ab401da3e88c793ce2bbcaed34cffaf3f67eedd0 (diff) | |
download | px4-firmware-ea8ab2793a6683dbf7807c91e1a2c1d91187981e.tar.gz px4-firmware-ea8ab2793a6683dbf7807c91e1a2c1d91187981e.tar.bz2 px4-firmware-ea8ab2793a6683dbf7807c91e1a2c1d91187981e.zip |
More param command related improvements
Diffstat (limited to 'src/modules/systemlib/param')
-rw-r--r-- | src/modules/systemlib/param/param.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/src/modules/systemlib/param/param.c b/src/modules/systemlib/param/param.c index b12ba2919..2d773fd25 100644 --- a/src/modules/systemlib/param/param.c +++ b/src/modules/systemlib/param/param.c @@ -61,7 +61,7 @@ #include "uORB/uORB.h" #include "uORB/topics/parameter_update.h" -#if 1 +#if 0 # define debug(fmt, args...) do { warnx(fmt, ##args); } while(0) #else # define debug(fmt, args...) do { } while(0) @@ -514,19 +514,25 @@ param_save_default(void) const char *filename = param_get_default_file(); /* write parameters to temp file */ - fd = open(filename, O_WRONLY); + fd = open(filename, O_WRONLY | O_CREAT); if (fd < 0) { warn("failed to open param file: %s", filename); - res = ERROR; + return ERROR; } if (res == OK) { res = param_export(fd, false); + + if (res != OK) { + warnx("failed to write parameters to file: %s", filename); + } } close(fd); + return res; + #if 0 const char *filename_tmp = malloc(strlen(filename) + 5); sprintf(filename_tmp, "%s.tmp", filename); @@ -579,9 +585,9 @@ param_save_default(void) } free(filename_tmp); -#endif return res; +#endif } /** |