diff options
Diffstat (limited to 'tool')
-rw-r--r-- | tool/upgrade.go | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/tool/upgrade.go b/tool/upgrade.go deleted file mode 100644 index 275f915..0000000 --- a/tool/upgrade.go +++ /dev/null @@ -1,111 +0,0 @@ -// +build ignore - -package main - -import ( - "archive/zip" - "bufio" - "bytes" - "fmt" - "io" - "io/ioutil" - "log" - "net/http" - "os" - "path" - "path/filepath" - "strings" - - "github.com/PuerkitoBio/goquery" -) - -func main() { - site := "https://www.sqlite.org/download.html" - fmt.Printf("scraping %v\n", site) - doc, err := goquery.NewDocument(site) - if err != nil { - log.Fatal(err) - } - var url string - doc.Find("a").Each(func(_ int, s *goquery.Selection) { - if url == "" && strings.HasPrefix(s.Text(), "sqlite-amalgamation-") { - url = "https://www.sqlite.org/2018/" + s.Text() - } - }) - if url == "" { - return - } - fmt.Printf("downloading %v\n", url) - resp, err := http.Get(url) - if err != nil { - log.Fatal(err) - } - - b, err := ioutil.ReadAll(resp.Body) - if err != nil { - resp.Body.Close() - log.Fatal(err) - } - - fmt.Printf("extracting %v\n", path.Base(url)) - r, err := zip.NewReader(bytes.NewReader(b), resp.ContentLength) - if err != nil { - resp.Body.Close() - log.Fatal(err) - } - resp.Body.Close() - - for _, zf := range r.File { - var f *os.File - switch path.Base(zf.Name) { - case "sqlite3.c": - f, err = os.Create("sqlite3-binding.c") - case "sqlite3.h": - f, err = os.Create("sqlite3-binding.h") - case "sqlite3ext.h": - f, err = os.Create("sqlite3ext.h") - default: - continue - } - if err != nil { - log.Fatal(err) - } - zr, err := zf.Open() - if err != nil { - log.Fatal(err) - } - - _, err = io.WriteString(f, "#ifndef USE_LIBSQLITE3\n") - if err != nil { - zr.Close() - f.Close() - log.Fatal(err) - } - scanner := bufio.NewScanner(zr) - for scanner.Scan() { - text := scanner.Text() - if text == `#include "sqlite3.h"` { - text = `#include "sqlite3-binding.h"` - } - _, err = fmt.Fprintln(f, text) - if err != nil { - break - } - } - err = scanner.Err() - if err != nil { - zr.Close() - f.Close() - log.Fatal(err) - } - _, err = io.WriteString(f, "#else // USE_LIBSQLITE3\n // If users really want to link against the system sqlite3 we\n// need to make this file a noop.\n #endif") - if err != nil { - zr.Close() - f.Close() - log.Fatal(err) - } - zr.Close() - f.Close() - fmt.Printf("extracted %v\n", filepath.Base(f.Name())) - } -} |