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debugging trick: keep a symbol pointing to I3_VERSION around 

This way, gdb will include the i3 version in backtraces.
This commit is contained in:
Michael Stapelberg 2012-03-21 18:03:49 +01:00
parent e09e077b76
commit 4172e43c9c
1 changed files with 5 additions and 2 deletions
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7
src/main.c
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@ -244,6 +244,9 @@ static void handle_signal(int sig, siginfo_t *info, void *data) {
} }
int main(int argc, char *argv[]) { int main(int argc, char *argv[]) {
/* Keep a symbol pointing to the I3_VERSION string constant so that we have
* it in gdb backtraces. */
const char *i3_version = I3_VERSION;
char *override_configpath = NULL; char *override_configpath = NULL;
bool autostart = true; bool autostart = true;
char *layout_path = NULL; char *layout_path = NULL;
@ -288,13 +291,13 @@ int main(int argc, char *argv[]) {
* (file) logging. */ * (file) logging. */
init_logging(); init_logging();
/* I3_VERSION contains either something like this: /* i3_version contains either something like this:
* "4.0.2 (2011-11-11, branch "release")". * "4.0.2 (2011-11-11, branch "release")".
* or: "4.0.2-123-gCOFFEEBABE (2011-11-11, branch "next")". * or: "4.0.2-123-gCOFFEEBABE (2011-11-11, branch "next")".
* *
* So we check for the offset of the first opening round bracket to * So we check for the offset of the first opening round bracket to
* determine whether this is a git version or a release version. */ * determine whether this is a git version or a release version. */
debug_build = ((strchr(I3_VERSION, '(') - I3_VERSION) > 10); debug_build = ((strchr(i3_version, '(') - i3_version) > 10);
/* On non-release builds, disable SHM logging by default. */ /* On non-release builds, disable SHM logging by default. */
shmlog_size = (debug_build ? 25 * 1024 * 1024 : 0); shmlog_size = (debug_build ? 25 * 1024 * 1024 : 0);