*** 21,23 ****
--- 21,117 ----
ar cr libsqlite.a *.o
ranlib libsqlite.a
c89 -o sqlite shell.c libsqlite.a
+
+ ====
+
+ To get it compiling on DJGPP (DOS) you need to patch src/os.c with the following (unified diff):
+
+ --- ../temp/sqlite/src/os.c 2002-10-20 20:16:50.000000000 +0000
+ +++ src/os.c 2002-12-24 18:31:16.000000000 +0000
+ @@ -27,6 +27,10 @@
+ # include <winbase.h>
+ #endif
+
+ +#if (!defined __DJGPP__) && (!defined O_BINARY)
+ +#define O_BINARY 0
+ +#endif
+ +
+ /*
+ ** Macros for performance tracing. Normally turned off
+ */
+ @@ -232,9 +236,9 @@
+ int *pReadonly
+ ){
+ #if OS_UNIX
+ - id->fd = open(zFilename, O_RDWR|O_CREAT, 0644);
+ + id->fd = open(zFilename, O_RDWR|O_CREAT|O_BINARY, 0644);
+ if( id->fd<0 ){
+ - id->fd = open(zFilename, O_RDONLY);
+ + id->fd = open(zFilename, O_RDONLY|O_BINARY);
+ if( id->fd<0 ){
+ return SQLITE_CANTOPEN;
+ }
+ @@ -306,7 +310,7 @@
+ #ifndef O_NOFOLLOW
+ # define O_NOFOLLOW 0
+ #endif
+ - id->fd = open(zFilename, O_RDWR|O_CREAT|O_EXCL|O_NOFOLLOW, 0600);
+ + id->fd = open(zFilename, O_RDWR|O_CREAT|O_EXCL|O_NOFOLLOW|O_BINARY, 0600);
+ if( id->fd<0 ){
+ return SQLITE_CANTOPEN;
+ }
+ @@ -359,7 +363,7 @@
+ */
+ int sqliteOsOpenReadOnly(const char *zFilename, OsFile *id){
+ #if OS_UNIX
+ - id->fd = open(zFilename, O_RDONLY);
+ + id->fd = open(zFilename, O_RDONLY|O_BINARY);
+ if( id->fd<0 ){
+ return SQLITE_CANTOPEN;
+ }
+ @@ -682,9 +686,13 @@
+ lock.l_type = F_RDLCK;
+ lock.l_whence = SEEK_SET;
+ lock.l_start = lock.l_len = 0L;
+ +#ifdef __DJGPP__
+ + {
+ +#else
+ if( fcntl(id->fd, F_SETLK, &lock)!=0 ){
+ rc = SQLITE_BUSY;
+ }else{
+ +#endif
+ rc = SQLITE_OK;
+ id->pLock->cnt = 1;
+ id->locked = 1;
+ @@ -736,9 +744,13 @@
+ lock.l_type = F_WRLCK;
+ lock.l_whence = SEEK_SET;
+ lock.l_start = lock.l_len = 0L;
+ +#ifdef __DJGPP__
+ + {
+ +#else
+ if( fcntl(id->fd, F_SETLK, &lock)!=0 ){
+ rc = SQLITE_BUSY;
+ }else{
+ +#endif
+ rc = SQLITE_OK;
+ id->pLock->cnt = -1;
+ id->locked = 1;
+ @@ -798,9 +810,13 @@
+ lock.l_type = F_UNLCK;
+ lock.l_whence = SEEK_SET;
+ lock.l_start = lock.l_len = 0L;
+ +#ifdef __DJGPP__
+ + {
+ +#else
+ if( fcntl(id->fd, F_SETLK, &lock)!=0 ){
+ rc = SQLITE_BUSY;
+ }else{
+ +#endif
+ rc = SQLITE_OK;
+ id->pLock->cnt = 0;
+ }
+
+ This is needed, because files need to be explicitely opened in binary mode and the check for locking always fails in DJGPP.
+
+ DJGPP: http://www.delorie.com/djgpp
Small. Fast. Reliable.
Choose any three.
Choose any three.
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