From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.org/gmane.linux.lib.musl.general/7368 Path: news.gmane.org!not-for-mail From: Jean-Marc Pigeon Newsgroups: gmane.linux.lib.musl.general Subject: Execinfo.h, backtrace is needed. Date: Thu, 09 Apr 2015 13:28:55 -0400 Message-ID: <5526B6D7.9080601@safe.ca> References: <20150408160507.GB31681@port70.net> Reply-To: musl@lists.openwall.com NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha1; boundary="------------ms010408010500050405030904" X-Trace: ger.gmane.org 1428600569 23598 80.91.229.3 (9 Apr 2015 17:29:29 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 9 Apr 2015 17:29:29 +0000 (UTC) To: musl@lists.openwall.com Original-X-From: musl-return-7381-gllmg-musl=m.gmane.org@lists.openwall.com Thu Apr 09 19:29:22 2015 Return-path: Envelope-to: gllmg-musl@m.gmane.org Original-Received: from mother.openwall.net ([195.42.179.200]) by plane.gmane.org with smtp (Exim 4.69) (envelope-from ) id 1YgGGX-0000XB-Pf for gllmg-musl@m.gmane.org; Thu, 09 Apr 2015 19:29:21 +0200 Original-Received: (qmail 9676 invoked by uid 550); 9 Apr 2015 17:29:19 -0000 Mailing-List: contact musl-help@lists.openwall.com; run by ezmlm Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: Original-Received: (qmail 9619 invoked from network); 9 Apr 2015 17:29:13 -0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.8.0 In-Reply-To: X-Enigmail-Version: 1.6 X-Clement-Version: 2.6-6.7 X-Clement-ID: <00718-20150409132855-5f581606> X-Clement-Virus-checker: ClamAV 0.98.4/20300/Wed Apr 8 18:35:46 2015 Xref: news.gmane.org gmane.linux.lib.musl.general:7368 Archived-At: This is a cryptographically signed message in MIME format. --------------ms010408010500050405030904 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hello, Noticed today, musl doesn't provide execinfo.h nor backtrace function. Reading mailling list as backtrace is a not needed function as "gdb can do it". I beg to disagree. There is many time where backtrace capabilities are handy. Ex: within a daemon you want to detect and trace a memory leak origin. This can not be done within a testbench, as the leak is small and occur once in a (very long) while. I understand there is no "standard" defining the way to implement it. What is the musl designers position, never ever backtrace to be implemented or this could be good for real production program. May be there is a way to get backtrace capabilities I overlooked within musl? Comment? - --=20 A bient=C3=B4t =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D Jean-Marc Pigeon E-Mail: jmp@safe.ca SAFE Inc. Phone: (514) 493-4280 Clement, 'a kiss solution' to get rid of SPAM (at last) Clement' Home base <"http://www.clement.safe.ca"> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.14 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQIcBAEBAgAGBQJVJrbXAAoJEAtgwJ4bBQU5/JkP/iM5s755X2gC7YgMwRtBwUi2 VnZMPeUgDlq9cn9+etvu0T5SUuYPkYI8YsNoU56Ui75VlV/VTdKfmTxQr3YGRNrQ FaDH2o1Mkub4d9DDVkJegVuJaN7nYHjK2SM8hDsmGXMH0a7ZLPBzvRNgucoIx6Or lDF8KnfCaExtCvEyfbTavZSkFnW5g37lSudPCdPt3ANvHYwe+rTk0QEh9kt+VifN ug2cj5F7vnlMaFYxgpIWXL2UPv2I1Bdh6ZqMo1M+iwBYw9TFT1VwgEZFxWqAtnXe 1eLxiGiI1Y0z7iOu+ap33W0xvcRkxsgqjn/PQP46e2Q+nPIuiRVb4fMOXFaUkjQN BEBOhKww2LmryTJvYXVcvp0z8Fh3rWOx9zXGiJp476EpHNTXIlTKshaM1RKKTIvR Dwy9tsyAHpzKekzDuHrwUs7LR/0Q3S0vlFd/mu/BqMRkO1dZXYYYicfXDsqxiIaE pf5IT1O4lqteiHnvZWdzqSe5Dzc2j4AtCgioA3+r792OwwAbzJakKJiShLC3TBbs vodsj9ppx/1xWsOSf3JFm6fq7qgrwdeh5oqeEc7oJGK67YTdHKzpHvGcOaXHMA1n myGdsd6gB7fGKIBJFxHguyBPoGFSgh/ElJo7HbdnPgqDQHpxt27lcGUfVooYVQ6H 81DkHs2uFLc2s42zKKeG =3DfZW+ -----END PGP SIGNATURE----- --------------ms010408010500050405030904 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIIMdzCC BjQwggQcoAMCAQICAR4wDQYJKoZIhvcNAQEFBQAwfTELMAkGA1UEBhMCSUwxFjAUBgNVBAoT DVN0YXJ0Q29tIEx0ZC4xKzApBgNVBAsTIlNlY3VyZSBEaWdpdGFsIENlcnRpZmljYXRlIFNp Z25pbmcxKTAnBgNVBAMTIFN0YXJ0Q29tIENlcnRpZmljYXRpb24gQXV0aG9yaXR5MB4XDTA3 MTAyNDIxMDE1NVoXDTE3MTAyNDIxMDE1NVowgYwxCzAJBgNVBAYTAklMMRYwFAYDVQQKEw1T dGFydENvbSBMdGQuMSswKQYDVQQLEyJTZWN1cmUgRGlnaXRhbCBDZXJ0aWZpY2F0ZSBTaWdu aW5nMTgwNgYDVQQDEy9TdGFydENvbSBDbGFzcyAxIFByaW1hcnkgSW50ZXJtZWRpYXRlIENs aWVudCBDQTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAMcJg8zOLdgasSmkLhOr lr6KMoOMpohBllVHrdRvEg/q6r8jR+EK75xCGhR8ToREoqe7zM9/UnC6TS2y9UKTpT1v7RSM zR0t6ndl0TWBuUr/UXBhPk+Kmy7bI4yW4urC+y7P3/1/X7U8ocb8VpH/Clt+4iq7nirMcNh6 qJR+xjOhV+VHzQMALuGYn5KZmc1NbJQYclsGkDxDz2UbFqE2+6vIZoL+jb9x4Pa5gNf1TwSD kOkikZB1xtB4ZqtXThaABSONdfmv/Z1pua3FYxnCFmdr/+N2JLKutIxMYqQOJebr/f/h5t95 m4JgrM3Y/w7YX9d7YAL9jvN4SydHsU6n65cCAwEAAaOCAa0wggGpMA8GA1UdEwEB/wQFMAMB Af8wDgYDVR0PAQH/BAQDAgEGMB0GA1UdDgQWBBRTcu2SnODaywFcfH6WNU7y1LhRgjAfBgNV HSMEGDAWgBROC+8apEBbpRdphzDKNGhD0EGu8jBmBggrBgEFBQcBAQRaMFgwJwYIKwYBBQUH MAGGG2h0dHA6Ly9vY3NwLnN0YXJ0c3NsLmNvbS9jYTAtBggrBgEFBQcwAoYhaHR0cDovL3d3 dy5zdGFydHNzbC5jb20vc2ZzY2EuY3J0MFsGA1UdHwRUMFIwJ6AloCOGIWh0dHA6Ly93d3cu c3RhcnRzc2wuY29tL3Nmc2NhLmNybDAnoCWgI4YhaHR0cDovL2NybC5zdGFydHNzbC5jb20v c2ZzY2EuY3JsMIGABgNVHSAEeTB3MHUGCysGAQQBgbU3AQIBMGYwLgYIKwYBBQUHAgEWImh0 dHA6Ly93d3cuc3RhcnRzc2wuY29tL3BvbGljeS5wZGYwNAYIKwYBBQUHAgEWKGh0dHA6Ly93 d3cuc3RhcnRzc2wuY29tL2ludGVybWVkaWF0ZS5wZGYwDQYJKoZIhvcNAQEFBQADggIBAAqD CH14qywGXLhjjF6uHLkjd02hcdh9hrw+VUsv+q1eeQWB21jWj3kJ96AUlPCoEGZ/ynJNScWy 6QMVQjbbMXltUfO4n4bGGdKo3awPWp61tjAFgraLJgDk+DsSvUD6EowjMTNx25GQgyYJ5RPI zKKR9tQW8gGK+2+RHxkUCTbYFnL6kl8Ch507rUdPPipJ9CgJFws3kDS3gOS5WFMxcjO5DwKf KSETEPrHh7p5shuuNktvsv6hxHTLhiMKX893gxdT3XLS9OKmCv87vkINQcNEcIIoFWbP9HOR z9v3vQwR4e3ksLc2JZOAFK+ssS5XMEoznzpihEP0PLc4dCBYjbvSD7kxgDwZ+Aj8Q9PkbvE9 sIPP7ON0fz095HdThKjiVJe6vofq+n6b1NBc8XdrQvBmunwxD5nvtTW4vtN6VY7mUCmxsCie uoBJ9OlqmsVWQvifIYf40dJPZkk9YgGTzWLpXDSfLSplbY2LL9C9U0ptvjcDjefLTvqSFc7t w1sEhF0n/qpA2r0GpvkLRDmcSwVyPvmjFBGqUp/pNy8ZuPGQmHwFi2/14+xeSUDG2bwnsYJQ G2EdJCB6luQ57GEnTA/yKZSTKI8dDQa8Sd3zfXb19mOgSF0bBdXbuKhEpuP9wirslFe6fQ1t 5j5R0xi72MZ8ikMu1RQZKCyDbMwazlHiMIIGOzCCBSOgAwIBAgIDCz+cMA0GCSqGSIb3DQEB CwUAMIGMMQswCQYDVQQGEwJJTDEWMBQGA1UEChMNU3RhcnRDb20gTHRkLjErMCkGA1UECxMi U2VjdXJlIERpZ2l0YWwgQ2VydGlmaWNhdGUgU2lnbmluZzE4MDYGA1UEAxMvU3RhcnRDb20g Q2xhc3MgMSBQcmltYXJ5IEludGVybWVkaWF0ZSBDbGllbnQgQ0EwHhcNMTQwOTE5MDkyNjU5 WhcNMTUwOTIwMDAyMjU4WjBEMQswCQYDVQQGEwJDQTEZMBcGA1UEAxMQSmVhbi1NYXJjIFBp Z2VvbjEaMBgGCSqGSIb3DQEJARYLam1wQHNhZmUuY2EwggEiMA0GCSqGSIb3DQEBAQUAA4IB DwAwggEKAoIBAQCq9xU31qh4GocaLlpWBFhfbsocoZcrPC5/vYc53dzp2sc9dLGE8wJTJpGF AMVajOosoGx11kV76DmdF2gWTOjl2tNxgTlfjDtgqeuY6laDfPEoYquzcqvNAFigAhzV+oIR 1WD6RROEt7mWar8DFYvqovwGN1NWGHqnwLQ8eWa/xN/rC+rzxpFfBJKPPgaaLPSLkoAJg1Iv LrEbGgofvO+2gq46goCXvobTmCB4fG+lCqcxoAvFuGv5aJQUIyg0LrZSCsQYc7G9Z+eMNK12 pBUzMsUwgbjBu/owa0dnc452YaZHI0dq1X+27FP+vVxJdO2U6opebBk04BVvOaOtGZyPAgMB AAGjggLrMIIC5zAJBgNVHRMEAjAAMAsGA1UdDwQEAwIEsDAdBgNVHSUEFjAUBggrBgEFBQcD AgYIKwYBBQUHAwQwHQYDVR0OBBYEFHzO2KvU9lX+uTCC7EFVdrvVptoXMB8GA1UdIwQYMBaA FFNy7ZKc4NrLAVx8fpY1TvLUuFGCMBYGA1UdEQQPMA2BC2ptcEBzYWZlLmNhMIIBZgYDVR0g BIIBXTCCAVkwggFVBgsrBgEEAYG1NwECAzCCAUQwLgYIKwYBBQUHAgEWImh0dHA6Ly93d3cu c3RhcnRzc2wuY29tL3BvbGljeS5wZGYwggEQBggrBgEFBQcCAjCCAQIwJxYgU3RhcnRDb20g Q2VydGlmaWNhdGlvbiBBdXRob3JpdHkwAwIBARqB1lRoaXMgY2VydGlmaWNhdGUgd2FzIGlz c3VlZCBhY2NvcmRpbmcgdG8gdGhlIFN0YXJ0U1NMIFdlYi1vZi1UcnVzdCBDb21tdW5pdHkg VmFsaWRhdGlvbiByZXF1aXJlbWVudHMgb2YgdGhlIFN0YXJ0Q29tIENBIHBvbGljeSwgcmVs aWFuY2Ugb25seSBmb3IgdGhlIGludGVuZGVkIHB1cnBvc2UgaW4gY29tcGxpYW5jZSBvZiB0 aGUgcmVseWluZyBwYXJ0eSBvYmxpZ2F0aW9ucy4wNgYDVR0fBC8wLTAroCmgJ4YlaHR0cDov L2NybC5zdGFydHNzbC5jb20vY3J0dTEtY3JsLmNybDCBjgYIKwYBBQUHAQEEgYEwfzA5Bggr BgEFBQcwAYYtaHR0cDovL29jc3Auc3RhcnRzc2wuY29tL3N1Yi9jbGFzczEvY2xpZW50L2Nh MEIGCCsGAQUFBzAChjZodHRwOi8vYWlhLnN0YXJ0c3NsLmNvbS9jZXJ0cy9zdWIuY2xhc3Mx LmNsaWVudC5jYS5jcnQwIwYDVR0SBBwwGoYYaHR0cDovL3d3dy5zdGFydHNzbC5jb20vMA0G CSqGSIb3DQEBCwUAA4IBAQAvqGXpalMzkxyvuW6F4AJpyxCQfZElU4Xta8ChoYYOM+8mbznZ qmGhQsIgRREuRcmCCO3Ei9CZ9DvgXtOrZHAOTLoLadl/Z/A2C0QOrTPG7UiUQTQJQlubgy41 2T4b9mtIHxy+bLofsC4SnPRhSRCKAAtNPSBqPKoF9pQdAGdx2/7JGPuHLd6vH93IcZtsQcmk SjpLqGR7YSl7vSy4i/JypO5bfGTAdJPDPEHuqMYd8bM2frS9Dv6+yAb1S8C7e2032r4MUsLx 4aw5RZ5N8BqpUv9XNUr68P38B6Q/FBtZgDloUNB/Py77fLTbGq1xYhHTG8uKOlRNkWx/IZnM JFPTMYID3TCCA9kCAQEwgZQwgYwxCzAJBgNVBAYTAklMMRYwFAYDVQQKEw1TdGFydENvbSBM dGQuMSswKQYDVQQLEyJTZWN1cmUgRGlnaXRhbCBDZXJ0aWZpY2F0ZSBTaWduaW5nMTgwNgYD VQQDEy9TdGFydENvbSBDbGFzcyAxIFByaW1hcnkgSW50ZXJtZWRpYXRlIENsaWVudCBDQQID Cz+cMAkGBSsOAwIaBQCgggIdMBgGCSqGSIb3DQEJAzELBgkqhkiG9w0BBwEwHAYJKoZIhvcN AQkFMQ8XDTE1MDQwOTE3Mjg1NVowIwYJKoZIhvcNAQkEMRYEFECOKNRpUu4H2gkzn2IVlyKs NeRwMGwGCSqGSIb3DQEJDzFfMF0wCwYJYIZIAWUDBAEqMAsGCWCGSAFlAwQBAjAKBggqhkiG 9w0DBzAOBggqhkiG9w0DAgICAIAwDQYIKoZIhvcNAwICAUAwBwYFKw4DAgcwDQYIKoZIhvcN AwICASgwgaUGCSsGAQQBgjcQBDGBlzCBlDCBjDELMAkGA1UEBhMCSUwxFjAUBgNVBAoTDVN0 YXJ0Q29tIEx0ZC4xKzApBgNVBAsTIlNlY3VyZSBEaWdpdGFsIENlcnRpZmljYXRlIFNpZ25p bmcxODA2BgNVBAMTL1N0YXJ0Q29tIENsYXNzIDEgUHJpbWFyeSBJbnRlcm1lZGlhdGUgQ2xp ZW50IENBAgMLP5wwgacGCyqGSIb3DQEJEAILMYGXoIGUMIGMMQswCQYDVQQGEwJJTDEWMBQG A1UEChMNU3RhcnRDb20gTHRkLjErMCkGA1UECxMiU2VjdXJlIERpZ2l0YWwgQ2VydGlmaWNh dGUgU2lnbmluZzE4MDYGA1UEAxMvU3RhcnRDb20gQ2xhc3MgMSBQcmltYXJ5IEludGVybWVk aWF0ZSBDbGllbnQgQ0ECAws/nDANBgkqhkiG9w0BAQEFAASCAQB5hImOHQH3ltWGoScDeYBK sy3CoTGdJguqkEKaEfjyMjzobLL1c2YDLEYKtM5t7fPzXfbiucuH4hoIsHA+bWnwKa3fvO74 d4me0lw9tnIKPiyoVHEijsNaUIb4Kx1Zt3fF04Kerl7Vgy9Af0dKWLHuhltZS9GGXtVjJ0Sm gmaGb9WMiF+0+fT7AMvEshXSa+V49IdkbdwdUlVWB3+KBNV/rWgmq8OQbIJalmExk6IEKZFI VKQg/2KAQbEPvWy9ZWZ6/jeaR577msCiDOiJ5uci83oqDr7JlDwQB2lgKfFA2DLuk25x1hpE VdCu6UeKocIqhQpaeS3NCHHVCq7rPScRAAAAAAAA --------------ms010408010500050405030904--