Blame SOURCES/elfutils-dts-curl-signal-state.patch
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--- elfutils-0.187/debuginfod/debuginfod-client.c 2022-05-11 15:47:19.769601219 +0200
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+++ elfutils-0.187/debuginfod/debuginfod-client.c.curl 2022-05-11 15:47:05.809805287 +0200
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@@ -85,6 +85,7 @@
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#include <sys/stat.h>
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#include <sys/utsname.h>
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#include <curl/curl.h>
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+#include <signal.h>
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/* If fts.h is included before config.h, its indirect inclusions may not
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give us the right LFS aliases of these functions, so map them manually. */
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@@ -105,7 +106,24 @@
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static void
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libcurl_init(void)
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{
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+ /* The RHEL7 version of libcurl will muck with signal masks, messing up,
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+ e.g., gdb. */
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+ sigset_t original_mask;
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+ struct sigaction original_actions[NSIG];
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+
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+ sigprocmask (0, NULL, &original_mask);
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+
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+ /* Some signal numbers in the range are invalid and might produce
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+ an error (EINVAL). Simply ignore those, this is best effort. */
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+ for (int i = 1; i < NSIG; ++i)
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+ sigaction (i, NULL, &original_actions[i]);
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+
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curl_global_init(CURL_GLOBAL_DEFAULT);
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+
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+ for (int i = 1; i < NSIG; ++i)
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+ sigaction (i, &original_actions[i], NULL);
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+
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+ sigprocmask (SIG_SETMASK, &original_mask, NULL);
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}
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struct debuginfod_client
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