Hi Maxime, Maxime Devos <maximede...@telenet.be> skribis:
>> [RFC,PATCH] Do not GC_INIT the Boehm GC if already initialized > On 06-02-2023 19:34, Jose E. Marchesi wrote: >> Hello Guile hackers. >> We are in the process of integrating GNU poke[1] in GDB by mean of >> libpoke. >> Problem is, libpoke uses the Boehm GC, as guile does. We are >> working on >> switching to an ad-hoc exact collector, but it will get some time. >> So, in the interim, we may: >> 1) Make both libguile and libpoke to do GC_INIT conditionally, only >> if >> no one else has initialized the collector before. This is already in >> poke master. A suggested (untested!) patch for guile below. > [...] > > According to the Boehm GC documentation, this 'conditional > initialisation' is unnecessary: > > /* Portable clients should call this at the program start-up. More */ > /* over, some platforms require this call to be done strictly from the*/ > /* primordial thread. **Multiple invocations are harmless.** */ > #define GC_INIT() [...] > > (emphasis added). The “Multiple invocations” bit isn’t in libgc 8.0.4. Which version are you looking at? Thanks, Ludo’.
