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aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=gnu.org header.s=fencepost-gnu-org header.b=BcTpkntq; dmarc=pass (policy=none) header.from=gnu.org; spf=pass (aspmx1.migadu.com: domain of "guix-patches-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="guix-patches-bounces+larch=yhetil.org@gnu.org" X-Migadu-Spam-Score: -4.27 Authentication-Results: aspmx1.migadu.com; dkim=fail ("headers rsa verify failed") header.d=gnu.org header.s=fencepost-gnu-org header.b=BcTpkntq; dmarc=pass (policy=none) header.from=gnu.org; spf=pass (aspmx1.migadu.com: domain of "guix-patches-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="guix-patches-bounces+larch=yhetil.org@gnu.org" X-Migadu-Queue-Id: 6053119D3A X-Spam-Score: -4.27 X-Migadu-Scanner: scn0.migadu.com X-TUID: keCL4oPn7X4j Maxime Devos skribis: > Ludovic Court=C3=A8s schreef op za 09-04-2022 om 11:13 [+0200]: >> +=C2=A0 if (getEnv ("LISTEN_PID") =3D=3D std::to_string (getpid ())) > > I thought it was name getenv, and not getEnv, and C strings cannot be > meaningfully compared with =3D=3D (pointer equality), or is thi a C++-ism? Yes, this is the equality operator on std::string. Also, =E2=80=98getEnv= =E2=80=99 always returns a string, possibly empty (a flaky but good-enough interface.) Ludo=E2=80=99.