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authorMatthias Fend <matthias.fend@emfend.at>2023-02-20 08:43:52 +0100
committerJacopo Mondi <jacopo.mondi@ideasonboard.com>2023-03-01 16:46:08 +0100
commitdbe96a2a6b130f7a3ffa1ad037b96cbbd7514956 (patch)
treeb35d7b26c7993edab250bb7f647e43148689ea44
parent51396ab512b5f454f9acc4bc133827e2b26e0f43 (diff)
libcamera: Keep using syslog for isolated IPA modules
Currently it is not possible to display debug output from an isolated IPA module. The standard descriptors are all closed and any specified log file is explicitly deactivated for the IPA module. Since libcamera and the isolated IPA module are separate processes, they cannot write to the same file. However, if syslog is used, then this would be possible. If syslog is specified as a log file, then this is left as it is for the isolated IPA module. Signed-off-by: Matthias Fend <matthias.fend@emfend.at> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com> Tested-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com> Signed-off-by: Jacopo Mondi <jacopo.mondi@ideasonboard.com>
-rw-r--r--src/libcamera/process.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/libcamera/process.cpp b/src/libcamera/process.cpp
index 0e6b4e1d..86a382fb 100644
--- a/src/libcamera/process.cpp
+++ b/src/libcamera/process.cpp
@@ -263,7 +263,9 @@ int Process::start(const std::string &path,
closeAllFdsExcept(fds);
- unsetenv("LIBCAMERA_LOG_FILE");
+ const char *file = utils::secure_getenv("LIBCAMERA_LOG_FILE");
+ if (file && strcmp(file, "syslog"))
+ unsetenv("LIBCAMERA_LOG_FILE");
const char **argv = new const char *[args.size() + 2];
unsigned int len = args.size();