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Makefile now sets the version string for the project. the version package tries to set a meaningful version string if the project is not built with the Makefile added VERSION command
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,18 @@ | ||
| // This file is part of Gopher2600. | ||
| // | ||
| // Gopher2600 is free software: you can redistribute it and/or modify | ||
| // it under the terms of the GNU General Public License as published by | ||
| // the Free Software Foundation, either version 3 of the License, or | ||
| // (at your option) any later version. | ||
| // | ||
| // Gopher2600 is distributed in the hope that it will be useful, | ||
| // but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| // GNU General Public License for more details. | ||
| // | ||
| // You should have received a copy of the GNU General Public License | ||
| // along with Gopher2600. If not, see <https://www.gnu.org/licenses/>. | ||
|
|
||
| // Package version provides a version string that can be used to indicate the | ||
| // version number of the project. | ||
| package version |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,84 @@ | ||
| // This file is part of Gopher2600. | ||
| // | ||
| // Gopher2600 is free software: you can redistribute it and/or modify | ||
| // it under the terms of the GNU General Public License as published by | ||
| // the Free Software Foundation, either version 3 of the License, or | ||
| // (at your option) any later version. | ||
| // | ||
| // Gopher2600 is distributed in the hope that it will be useful, | ||
| // but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| // GNU General Public License for more details. | ||
| // | ||
| // You should have received a copy of the GNU General Public License | ||
| // along with Gopher2600. If not, see <https://www.gnu.org/licenses/>. | ||
|
|
||
| package version | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "runtime/debug" | ||
| ) | ||
|
|
||
| // if number is empty then the project was probably not built using the makefile | ||
| var number string | ||
|
|
||
| // Version contains a the current version number of the project | ||
| // | ||
| // If the version string is "development" then it means that the project has | ||
| // been manually built (ie. not with the makefile). However, there is git | ||
| // information and so can be discerned to be part of the development process | ||
| // | ||
| // If the version string is "unknown" then it means that there is no no version | ||
| // number and no git information. This can happen when compiling/running with | ||
| // "go run ." | ||
| var Version string | ||
|
|
||
| // Revision contains the git revision hash. If the source has been modified but | ||
| // has not been committed then the Revision string will be suffixed with | ||
| // "[modified]" | ||
| var Revision string | ||
|
|
||
| func init() { | ||
| var vcs bool | ||
| var revision string | ||
| var modified bool | ||
|
|
||
| info, ok := debug.ReadBuildInfo() | ||
| if ok { | ||
| for _, v := range info.Settings { | ||
| switch v.Key { | ||
| case "vcs": | ||
| vcs = true | ||
| case "vcs.revision": | ||
| revision = v.Value | ||
| case "vcs.modified": | ||
| switch v.Value { | ||
| case "true": | ||
| modified = true | ||
| default: | ||
| modified = false | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| if revision == "" { | ||
| Revision = "no revision information" | ||
| } else { | ||
| Revision = revision | ||
| if modified { | ||
| Revision = fmt.Sprintf("%s [modified]", Revision) | ||
| } | ||
| } | ||
|
|
||
| if number == "" { | ||
| if vcs { | ||
| Version = "development" | ||
| } else { | ||
| Version = "unknown" | ||
| } | ||
| } else { | ||
| Version = number | ||
| } | ||
| } |