diff options
Diffstat (limited to 'src/debug.c')
| -rw-r--r-- | src/debug.c | 42 |
1 files changed, 35 insertions, 7 deletions
diff --git a/src/debug.c b/src/debug.c index 8e293b4e..56effa75 100644 --- a/src/debug.c +++ b/src/debug.c @@ -60,6 +60,12 @@ static int debug_level; /* The output stream for the debug messages. */ static FILE *errfp; +/* If not NULL, this malloced string is used instead of the + GPGME_DEBUG envvar. It must have been set before the debug + subsystem has been initialized. Using it later may or may not have + any effect. */ +static char *envvar_override; + #ifdef HAVE_TLS #define FRAME_NR @@ -109,6 +115,19 @@ trim_spaces (char *str) } +/* This is an internal function to set debug info. The caller must + assure that this function is called only by one thread at a time. + The function may have no effect if called after the debug system + has been initialized. Returns 0 on success. */ +int +_gpgme_debug_set_debug_envvar (const char *value) +{ + free (envvar_override); + envvar_override = strdup (value); + return !envvar_override; +} + + static void debug_init (void) { @@ -121,16 +140,25 @@ debug_init (void) char *e; const char *s1, *s2;; + if (envvar_override) + { + e = strdup (envvar_override); + free (envvar_override); + envvar_override = NULL; + } + else + { #ifdef HAVE_W32CE_SYSTEM - e = _gpgme_w32ce_get_debug_envvar (); + e = _gpgme_w32ce_get_debug_envvar (); #else /*!HAVE_W32CE_SYSTEM*/ - err = _gpgme_getenv ("GPGME_DEBUG", &e); - if (err) - { - UNLOCK (debug_lock); - return; - } + err = _gpgme_getenv ("GPGME_DEBUG", &e); + if (err) + { + UNLOCK (debug_lock); + return; + } #endif /*!HAVE_W32CE_SYSTEM*/ + } initialized = 1; errfp = stderr; |