je crois que j'ai trouvé une partie de la réponse .
pour débugger thunderbird , faut installer gdb et thunderbird-dbgsym
apt -s install gdb thunderbird-dbgsym
apt policy gdb thunderbird-dbgsym
gdb:
Installé : 8.3.1-1
Candidat : 8.3.1-1
Table de version :
*** 8.3.1-1 500
500 https://deb.debian.org/debian testing/main amd64 Packages
100 https://deb.debian.org/debian unstable/main amd64 Packages
100 /var/lib/dpkg/status
8.2.1-2+b3 100
100 http://deb.debian.org/debian stable/main amd64 Packages
thunderbird-dbgsym:
Installé : 1:60.9.0-1
Candidat : 1:60.9.0-1
Table de version :
*** 1:60.9.0-1 500
500 http://debug.mirrors.debian.org/debian-debug testing-debug/main amd64 Packages
100 /var/lib/dpkg/status
une partie de mes sources :
.../...
# les paquets pour débugguer (debian facile)
deb http://debug.mirrors.debian.org/debian-debug/ testing-debug main
.../...
INFO -> Starting Thunderbird with GDB ...
INFO -> LANG= /usr/bin/gdb -ex handle SIG38 nostop -ex handle SIGPIPE nostop -ex run /usr/lib/thunderbird/thunderbird
/usr/bin/thunderbird: line 249: /usr/bin/gdb -ex handle SIG38 nostop -ex handle SIGPIPE nostop -ex run /usr/lib/thunderbird/thunderbird : No such file or directory
https://wiki.debian.org/fr/HowToGetABacktrace
GNU gdb (Debian 8.3.1-1) 8.3.1
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"/usr/bin/thunderbird": not in executable format: format de fichier non reconnu
(gdb) set logging on
Copying output to gdb.txt.
(gdb) run
Starting program:
No executable file specified.
Use the "file" or "exec-file" command.
Dernière modification par Debian Alain (30-11-2019 21:19:13)