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author | Christian Hesse <mail@eworm.de> | 2015-05-15 11:33:25 +0200 |
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committer | Christian Hesse <mail@eworm.de> | 2015-05-15 11:33:25 +0200 |
commit | 08829cbc3b5682809333aa005b0bc669760c895a (patch) | |
tree | 8a040c1d96855af99b117f6dbafe82568f744dac /TraceScreen.c | |
parent | f4f6d54ffd820243862c6189176a3159d2ebd7a6 (diff) |
fix compiler warnings
gcc gives warnings like this:
warning: ignoring return value of ‘fscanf’, declared with attribute
warn_unused_result
Assign value to a variable, cast to (void) to discard it.
Diffstat (limited to 'TraceScreen.c')
-rw-r--r-- | TraceScreen.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/TraceScreen.c b/TraceScreen.c index 6f871267..197a0fd1 100644 --- a/TraceScreen.c +++ b/TraceScreen.c @@ -93,7 +93,8 @@ void TraceScreen_run(TraceScreen* this) { execlp("strace", "strace", "-p", buffer, NULL); } const char* message = "Could not execute 'strace'. Please make sure it is available in your $PATH."; - write(fdpair[1], message, strlen(message)); + ssize_t written = write(fdpair[1], message, strlen(message)); + (void) written; exit(1); } fcntl(fdpair[0], F_SETFL, O_NONBLOCK); |