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Make sure that you are using the latest PETSc if at all possible Also copy over a makefile from the cg directory (you do not need to edit any makefiles) You also need to add it to KSPRegisterAll() You will need to do make clean before running
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<meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><div><br></div><div> Make sure that you are using the latest PETSc if at all possible</div><div><br></div> Also copy over a makefile from the cg directory (you do not need to edit any makefiles)<div><br></div><div> You also need to add it to KSPRegisterAll() <br><div><br></div><div> You will need to do make clean before running make all to compiler your new code. </div><div><br></div><div> Barry</div><div><br></div><div><br></div><div><br><div><br></div><div> <br id="lineBreakAtBeginningOfMessage"><div><br><blockquote type="cite"><div>On Jun 25, 2024, at 1:11 PM, Matthew Knepley <knepley@gmail.com> wrote:</div><br class="Apple-interchange-newline"><div><meta charset="UTF-8"><div dir="ltr" id="pfptBanner2c4fy8a" style="color-scheme: revert !important; writing-mode: revert !important; -webkit-ruby-position: revert !important; color: revert !important; font-family: revert !important; font-feature-settings: revert !important; font-kerning: revert !important; font-optical-sizing: revert !important; font-palette: revert !important; font-size: revert !important; font-size-adjust: revert !important; font-stretch: revert !important; font-style: revert !important; font-synthesis-small-caps: revert !important; font-synthesis-style: revert !important; font-synthesis-weight: revert !important; font-variant-alternates: revert !important; font-variant-caps: revert !important; font-variant-east-asian: revert !important; font-variant-emoji: revert !important; font-variant-ligatures: revert !important; font-variant-numeric: revert !important; font-variant-position: revert !important; font-variation-settings: revert !important; font-weight: revert !important; text-orientation: revert !important; text-rendering: revert !important; zoom: revert !important; -webkit-font-smoothing: revert !important; -webkit-locale: revert !important; -webkit-text-size-adjust: revert !important; -webkit-text-zoom: revert !important; letter-spacing: revert !important; text-autospace: revert !important; text-spacing-trim: revert !important; accent-color: revert !important; align-content: revert !important; align-items: revert !important; align-self: revert !important; alignment-baseline: revert !important; alt: revert !important; animation-composition: revert !important; animation: revert !important; animation-timeline: revert !important; appearance: revert !important; aspect-ratio: revert !important; backface-visibility: revert !important; background-attachment: revert !important; background-blend-mode: revert !important; background-image: revert !important; background-position: revert !important; background-repeat: revert !important; background-size: revert !important; baseline-shift: revert !important; block-step-insert: revert !important; block-step-size: revert !important; border-collapse: revert !important; border-image: revert !important; box-sizing: revert !important; break-after: revert !important; break-before: revert !important; break-inside: revert !important; buffered-rendering: revert !important; caption-side: revert !important; caret-color: revert !important; clear: revert !important; clip: revert !important; clip-path: revert !important; clip-rule: revert !important; color-interpolation: revert !important; color-interpolation-filters: revert !important; column-count: revert !important; column-fill: revert !important; column-gap: revert !important; column-rule-color: revert !important; column-rule-style: revert !important; column-rule-width: revert !important; column-span: revert !important; column-width: revert !important; contain: revert !important; container-name: revert !important; container-type: revert !important; content: revert !important; content-visibility: revert !important; counter-increment: revert !important; counter-reset: revert !important; counter-set: revert !important; cursor: revert !important; cx: revert !important; cy: revert !important; dominant-baseline: revert !important; empty-cells: revert !important; fill: revert !important; fill-opacity: revert !important; fill-rule: revert !important; filter: revert !important; flex: revert !important; flex-flow: revert !important; float: revert !important; flood-color: revert !important; flood-opacity: revert !important; glyph-orientation-horizontal: revert !important; glyph-orientation-vertical: revert !important; grid: revert !important; grid-column-end: revert !important; grid-column-start: revert !important; grid-row-end: revert !important; grid-row-start: revert !important; hanging-punctuation: revert !important; hyphenate-character: revert !important; hyphens: revert !important; image-orientation: revert !important; image-rendering: revert !important; input-security: revert !important; isolation: revert !important; justify-content: revert !important; justify-items: revert !important; justify-self: revert !important; kerning: revert !important; lighting-color: revert !important; line-break: revert !important; line-height: revert !important; list-style: revert !important; margin-trim: revert !important; marker: revert !important; mask: revert !important; mask-size: revert !important; mask-type: revert !important; masonry-auto-flow: revert !important; math-style: revert !important; mix-blend-mode: revert !important; object-fit: revert !important; object-position: revert !important; offset-anchor: revert !important; offset-distance: revert !important; offset-path: revert !important; offset-position: revert !important; offset-rotate: revert !important; order: revert !important; orphans: revert !important; outline: revert !important; outline-offset: revert !important; overflow-anchor: revert !important; overflow-wrap: revert !important; overflow: revert !important; page: revert !important; paint-order: revert !important; perspective: revert !important; perspective-origin: revert !important; pointer-events: revert !important; position: revert !important; print-color-adjust: revert !important; quotes: revert !important; r: revert !important; resize: revert !important; rotate: revert !important; row-gap: revert !important; rx: revert !important; ry: revert !important; scale: revert !important; scroll-behavior: revert !important; scroll-snap-align: revert !important; scroll-snap-stop: revert !important; scroll-snap-type: revert !important; scroll-timeline: revert !important; scrollbar-color: revert !important; scrollbar-gutter: revert !important; scrollbar-width: revert !important; shape-image-threshold: revert !important; shape-margin: revert !important; shape-outside: revert !important; shape-rendering: revert !important; size: revert !important; speak-as: revert !important; stop-color: revert !important; stop-opacity: revert !important; stroke: revert !important; stroke-color: revert !important; stroke-dasharray: revert !important; stroke-dashoffset: revert !important; stroke-linecap: revert !important; stroke-linejoin: revert !important; stroke-miterlimit: revert !important; stroke-opacity: revert !important; stroke-width: revert !important; tab-size: revert !important; table-layout: revert !important; text-align: left !important; text-align-last: revert !important; text-anchor: revert !important; text-box-edge: revert !important; text-box-trim: revert !important; text-decoration-color: revert !important; text-decoration: revert !important; text-decoration-skip-ink: revert !important; text-decoration-style: revert !important; text-decoration-thickness: revert !important; text-emphasis-color: revert !important; text-emphasis-position: revert !important; text-emphasis-style: revert !important; text-group-align: revert !important; text-indent: revert !important; text-justify: revert !important; text-overflow: revert !important; text-shadow: revert !important; text-transform: revert !important; text-underline-offset: revert !important; text-underline-position: revert !important; text-wrap: revert !important; touch-action: revert !important; transform: revert !important; transform-box: revert !important; transform-origin: revert !important; transform-style: revert !important; transition: revert !important; translate: revert !important; vector-effect: revert !important; vertical-align: revert !important; view-timeline: revert !important; view-transition-name: revert !important; white-space: revert !important; widows: revert !important; will-change: revert !important; word-break: revert !important; x: revert !important; y: revert !important; z-index: revert !important; -apple-color-filter: revert !important; -apple-pay-button-style: revert !important; -apple-pay-button-type: revert !important; -internal-text-autosizing-status: revert !important; border-spacing: revert !important; -webkit-box-align: revert !important; -webkit-box-decoration-break: revert !important; -webkit-box-direction: revert !important; -webkit-box-flex: revert !important; -webkit-box-flex-group: revert !important; -webkit-box-lines: revert !important; -webkit-box-ordinal-group: revert !important; -webkit-box-orient: revert !important; -webkit-box-pack: revert !important; -webkit-box-reflect: revert !important; -webkit-column-axis: revert !important; -webkit-column-progression: revert !important; -webkit-cursor-visibility: revert !important; -webkit-font-size-delta: revert !important; -webkit-hyphenate-limit-after: revert !important; -webkit-hyphenate-limit-before: revert !important; -webkit-hyphenate-limit-lines: revert !important; -webkit-initial-letter: revert !important; -webkit-line-align: revert !important; -webkit-line-box-contain: revert !important; -webkit-line-clamp: revert !important; -webkit-line-grid: revert !important; -webkit-line-snap: revert !important; -webkit-marquee-direction: revert !important; -webkit-marquee-increment: revert !important; -webkit-marquee-repetition: revert !important; -webkit-marquee-speed: revert !important; -webkit-marquee-style: revert !important; -webkit-nbsp-mode: revert !important; -webkit-rtl-ordering: revert !important; -webkit-text-decorations-in-effect: revert !important; -webkit-text-fill-color: revert !important; -webkit-text-security: revert !important; -webkit-text-stroke-color: revert !important; -webkit-text-stroke-width: revert !important; -webkit-user-drag: revert !important; -webkit-user-modify: revert !important; -webkit-user-select: revert !important; word-spacing: revert !important; backdrop-filter: revert !important; background-clip: revert !important; background-origin: revert !important; box-shadow: revert !important; mask-composite: revert !important; mask-mode: revert !important; text-combine-upright: revert !important; -webkit-backdrop-filter: revert !important; -webkit-background-clip: revert !important; -webkit-background-origin: revert !important; -webkit-box-shadow: revert !important; -webkit-mask: revert !important; -webkit-mask-composite: revert !important; -webkit-mask-source-type: revert !important; -webkit-text-combine: revert !important; display: block !important; visibility: revert !important; opacity: revert !important; background-color: rgb(208, 216, 220) !important; block-size: revert !important; border-block: revert !important; border-bottom-color: revert !important; border-bottom-style: revert !important; border-bottom-width: revert !important; border-end-end-radius: revert !important; border-end-start-radius: revert !important; border-inline: revert !important; border-left-color: revert !important; border-left-style: revert !important; border-left-width: revert !important; border-right-color: revert !important; border-right-style: revert !important; border-right-width: revert !important; border-start-end-radius: revert !important; border-start-start-radius: revert !important; inset: revert !important; contain-intrinsic-block-size: revert !important; contain-intrinsic-size: revert !important; contain-intrinsic-inline-size: revert !important; height: revert !important; inline-size: revert !important; inset-block: revert !important; inset-inline: revert !important; margin-block: revert !important; margin-inline: revert !important; max-block-size: revert !important; max-height: revert !important; max-inline-size: revert !important; max-width: revert !important; min-block-size: revert !important; min-height: revert !important; min-inline-size: revert !important; overscroll-behavior-block: revert !important; overscroll-behavior-inline: revert !important; overscroll-behavior: revert !important; padding-block: revert !important; padding-inline: revert !important; scroll-margin-block: revert !important; scroll-margin: revert !important; scroll-margin-inline: revert !important; scroll-padding-block: revert !important; scroll-padding: revert !important; scroll-padding-inline: revert !important; width: revert !important; margin: 16px 0px !important; padding: 8px 16px !important; border-radius: 4px !important; min-width: 200px !important; border-top-width: 4px !important; border-top-style: solid !important; border-top-color: rgb(144, 164, 174) !important;"><div id="pfptBanner2c4fy8a" style="color-scheme: unset !important; writing-mode: unset !important; -webkit-ruby-position: unset !important; 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text-decoration: none;"><div dir="ltr">On Tue, Jun 25, 2024 at 12:05 PM Julien BRUCHON via petsc-users <<a href="mailto:petsc-users@mcs.anl.gov">petsc-users@mcs.anl.gov</a>> wrote:<br></div><div class="gmail_quote"><blockquote class="gmail_quote" style="margin: 0px 0px 0px 0.8ex; border-left-width: 1px; border-left-style: solid; border-left-color: rgb(204, 204, 204); padding-left: 1ex;"><div class="msg4560382489244524366"><u></u><div dir="ltr" id="m_4560382489244524366pfptBannerughp6nt" style="display: block; text-align: left; margin: 16px 0px; padding: 8px 16px; border-radius: 4px; min-width: 200px; background-color: rgb(208, 216, 220); border-top-width: 4px; border-top-style: solid; border-top-color: rgb(144, 164, 174);"><div id="m_4560382489244524366pfptBannerughp6nt" style="float: left; display: block; margin: 0px 0px 1px; max-width: 600px;"><div id="m_4560382489244524366pfptBannerughp6nt" style="display: block; background-color: rgb(208, 216, 220); font-family: Arial, sans-serif; font-weight: bold; font-size: 14px; line-height: 18px;">This Message Is >From an External Sender</div><div id="m_4560382489244524366pfptBannerughp6nt" style="font-weight: normal; display: block; background-color: rgb(208, 216, 220); font-family: Arial, sans-serif; font-size: 12px; line-height: 18px; margin-top: 2px;">This message came from outside your organization.</div></div><div style="height: 0px; clear: both; display: block; line-height: 0; font-size: 0.01px;"> </div></div><u></u><div><div id="m_4560382489244524366zimbraEditorContainer" style="font-family: arial, helvetica, sans-serif; font-size: 12pt;"><div>Hi,<br></div><div><br></div><div>Based on 'cg.c', I'm trying to develop my own Krylov solver (a projected conjugate gradient). I want to integrate this into my C++ code, where I already have an interface for PETSC which works well. However, I have the following questions :<br></div><div><br></div><div>- Where am I sensed to put my 'cg_projected.c' and 'pcgimpl.h' files? Should they go in a directory petsc/src/ksp/ksp/impls/pcg/? If so, how do I compile that? Is it simply by adding this directory to the Makefile in petsc/src/ksp/ksp/impls/?</div></div></div></div></blockquote><div><br></div><div>Yes.</div><div><br></div><div> Thanks,</div><div><br></div><div> Matt</div><div> </div><blockquote class="gmail_quote" style="margin: 0px 0px 0px 0.8ex; border-left-width: 1px; border-left-style: solid; border-left-color: rgb(204, 204, 204); padding-left: 1ex;"><div class="msg4560382489244524366"><div><div id="m_4560382489244524366zimbraEditorContainer" style="font-family: arial, helvetica, sans-serif; font-size: 12pt;"><div>- I have also tried the basic approach of putting these two files in directories of my own C++ code and compiling. However, I have this error at the link edition:<br></div><div>[100%] Linking CXX shared library<span class="Apple-converted-space"> </span><a href="https://urldefense.us/v3/__http://libcoeur.so/__;!!G_uCfscf7eWS!YdfbFMzwUYFerTqmfdwOGaPcudU8m_JVVuuMI9-wko7kKcOqgNi_xiJZC-uQ6hpwAtBdhocY_wzknRHkH4wv_nQ$">libcoeur.so</a><br>/usr/bin/ld: src/solvers/libsolvers.a(cg_projected.c.o): warning: relocation against `petscstack' in read-only section `.text'<br>/usr/bin/ld: src/solvers/libsolvers.a(cg_projected.c.o): relocation R_X86_64_PC32 against symbol `petscstack' can not be used when making a shared object; recompilé avec -fPIC<br>/usr/bin/ld : échec de l'édition de liens finale : bad value<br>collect2: error: ld returned 1 exit status<br>make[2]: *** [CMakeFiles/coeur.dir/build.make:121 :<span class="Apple-converted-space"> </span><a href="https://urldefense.us/v3/__http://libcoeur.so/__;!!G_uCfscf7eWS!YdfbFMzwUYFerTqmfdwOGaPcudU8m_JVVuuMI9-wko7kKcOqgNi_xiJZC-uQ6hpwAtBdhocY_wzknRHkH4wv_nQ$">libcoeur.so</a>] Erreur 1<br>make[1]: *** [CMakeFiles/Makefile2:286 : CMakeFiles/coeur.dir/all] Erreur 2<br>make: *** [Makefile:91 : all] Erreur 2<br></div><div><br></div><div>Could you please tell me what is the right way to proceed?<br></div><div><br></div><div>Thank you,<br></div><div><br></div><div>Julien</div><div>--<span class="Apple-converted-space"> </span><br></div><div><div id="m_4560382489244524366n" style="font-size: larger; line-height: 1.4; font-weight: bolder; color: rgb(95, 37, 159);">Julien Bruchon<span class="Apple-converted-space"> </span></div><div id="m_4560382489244524366f">Professeur IMT - Responsable du département MPE</div><div>LGF - UMR CNRS 5307 -<span class="Apple-converted-space"> </span><a href="https://urldefense.us/v3/__https://www.mines-stetienne.fr/lgf/__;!!G_uCfscf7eWS!dQgv-IRWC7OgdDf1X9Oew4nHSgleq2ty0AszuRPj70bBiFeCcT4RibQVAvv6FFeD081W1yY8IczRHAHopA0crg$" target="_blank">https://www.mines-stetienne.fr/lgf/</a><br></div><div>Mines Saint-Étienne, une école de l'Institut Mines-Télécom</div><div><a href="https://urldefense.us/v3/__https://gitlab.emse.fr/bruchon/Coeur/-/wikis/home__;!!G_uCfscf7eWS!dQgv-IRWC7OgdDf1X9Oew4nHSgleq2ty0AszuRPj70bBiFeCcT4RibQVAvv6FFeD081W1yY8IczRHAG6pz3FrQ$" rel="noopener" target="_blank">Librairie Éléments Finis Coeur</a><br></div><div style="font-size: smaller; font-style: oblique;"><div id="m_4560382489244524366l1">0477420072</div><div id="m_4560382489244524366l2"></div><div id="m_4560382489244524366l3"></div></div></div></div></div></div></blockquote></div><br clear="all"><div><br></div><span class="gmail_signature_prefix">--<span class="Apple-converted-space"> </span></span><br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div>What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead.<br>-- Norbert Wiener</div><div><br></div><div><a href="https://urldefense.us/v3/__http://www.cse.buffalo.edu/*knepley/__;fg!!G_uCfscf7eWS!ZSMOgmxB-aRx34PmTC3s7ZkDC-zT09xxpmLjhj_vx8oVkTvDSORUOeoTe8ZdEFCHVCUxSrs3eOz346S6E1L_$" target="_blank">https://www.cse.buffalo.edu/~knepley/</a></div></div></div></div></div></div></div></div></div></blockquote></div><br></div></div></div></body></html>