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* generator: Rename 'generator_*' as '*'.Richard W.M. Jones2012-09-021-1087/+0
| | | | | | | | | This is a simple renaming of the files/modules. Note that in OCaml, module names are derived from filenames by capitalizing the first letter. Thus the old module names had the form "Generator_api_versions". The new modules names have the form "Api_versions".
* generator: Add new OStringList optional arg type.Richard W.M. Jones2012-08-141-4/+16
| | | | This allows lists of strings to be passed as an optional argument.
* build: Rename most C files that contain underscore with dash.Richard W.M. Jones2012-07-191-2/+2
| | | | | | | This is just code motion. Some files cannot be renamed. Notably rpcgen input and output files must not contain dash characters, else rpcgen breaks.
* generator: In non-C bindings, generate '*_opts' alias.Richard W.M. Jones2012-07-141-8/+20
| | | | | | | | | | | | | | | | | | | | | | | | | | In C, a function called 'func' which has once_had_no_optargs=true will (because of the previous commit) generate 'func_opts' and a backwards-compatibility function called 'func'. This commit changes some of the non-C bindings so that they also generate 'func_opts' which is merely a wrapper that calls 'func'. This avoids incompatibility when we rename 'mkfs_opts' etc back to plain 'mkfs', and it also makes it easier to translate between other language bindings and C code. NB: Some bindings do not include aliases: PHP: There's no way to easily alias methods in PHP < 5.3, and we can't assume everyone has this minimum version. GObject: Very complex to add aliases, but we should probably do this at some point. Haskell: No support for optargs in these bindings. Unfortunately this means that we can no longer bind 'Guestfs.add_drive' (since it will be changed to add optional arguments) making the Haskell bindings even less useful than they were already.
* generator: Add c_optarg_prefix for each action.Richard W.M. Jones2012-07-131-5/+5
| | | | This updates commit 9286f556c6a9e6967fcac8aacdae3660821c4c7a.
* generator: Add c_function (C function name) to each action struct.Richard W.M. Jones2012-07-121-5/+2
| | | | | | | | | | | | | | | | | | | | | | | | | This field, which is generated internally by the generator, is the name of the C function corresponding to each action. For actions that have NO optional arguments, it's just "guestfs_<name>". For actions that have any optional arguments, it is "guestfs_<name>_argv" (since any binding has to construct the optional argument struct explicitly). In a future commit, this mapping may become more complex. This commit also "fixes" the C# bindings which didn't handle optional arguments properly at all. In fact, it doesn't fix this, it just changes it enough that it probably now compiles. We should either compile and test the bindings routinely with Mono, or drop them, since they are starting to bit-rot. In the GObject bindings, I have added a space between the C function name and the first paren. Apart from the C# and GObject changes, this is just code motion. It was verified by diffing the output of the generator before and after.
* generator: Use a struct instead of a tuple to describe each action.Richard W.M. Jones2012-07-111-54/+26
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Each action changes from a tuple like this: ("cat", (RString "content", [Pathname "path"], []), 4, [ProtocolLimitWarning], [InitISOFS, Always, TestOutput ( [["cat"; "/known-2"]], "abcdef\n")], "list the contents of a file", "[...]"); to a slightly longer but more readable struct: { defaults with name = "cat"; style = RString "content", [Pathname "path"], []; proc_nr = Some 4; protocol_limit_warning = true; tests = [ InitISOFS, Always, TestOutput ( [["cat"; "/known-2"]], "abcdef\n") ]; shortdesc = "list the contents of a file"; longdesc = "[...]" }; ["defaults" is a struct which contains the defaults for every field, allowing us to use the "{ defaults with ... }" syntax to just update the fields we want to be different from the defaults.] This is a mechanical change and there is no change to the output of the generator. I checked the output before and after with diff to verify this. There are no changes in the output apart from UUIDs which are expected to change with each run.
* Ensure #include <config.h> occurs in every C file.Richard W.M. Jones2012-06-271-0/+2
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* Remove "convenience header" "gettext.h" and use <libintl.h> instead.Richard W.M. Jones2012-05-011-0/+4
| | | | | | | | | | | | gettextize provides a local file called "gettext.h". Remove this and use <libintl.h> from glibc headers instead. Most of this change is mechanical: #include <libintl.h> in every C file which uses any gettext function. But also we remove the gettext.h file, and adjust the "_" macros. Note that this effectively removes the ./configure --disable-nls option, although we don't know if that ever worked.
* generator: Allow functions with no requires args, and with some optional args.Richard W.M. Jones2012-03-271-0/+4
| | | | Previously the generator disallowed such functions.
* fish: Properly free up strings, lists along all error paths (found by Coverity).Richard W.M. Jones2012-03-081-84/+106
| | | | | | | | | | | | | | | | | | | | This also includes some tidying up of the generated code. Error: RESOURCE_LEAK: /builddir/build/BUILD/libguestfs-1.16.5/fish/cmds.c:13254: alloc_fn: Calling allocation function "parse_string_list". /builddir/build/BUILD/libguestfs-1.16.5/fish/fish.c:1386: alloc_fn: Storage is returned from allocation function "realloc". /builddir/build/BUILD/libguestfs-1.16.5/fish/fish.c:1386: var_assign: Assigning: "argv_new" = "realloc(argv, 8UL * argv_len)". /builddir/build/BUILD/libguestfs-1.16.5/fish/fish.c:1392: var_assign: Assigning: "argv" = "argv_new". /builddir/build/BUILD/libguestfs-1.16.5/fish/fish.c:1396: return_alloc: Returning allocated memory "argv". /builddir/build/BUILD/libguestfs-1.16.5/fish/cmds.c:13254: var_assign: Assigning: "devices" = storage returned from "parse_string_list(argv[i++])". /builddir/build/BUILD/libguestfs-1.16.5/fish/cmds.c:13271: leaked_storage: Variable "devices" going out of scope leaks the storage it points to. /builddir/build/BUILD/libguestfs-1.16.5/fish/cmds.c:13288: leaked_storage: Variable "devices" going out of scope leaks the storage it points to. /builddir/build/BUILD/libguestfs-1.16.5/fish/cmds.c:13293: leaked_storage: Variable "devices" going out of scope leaks the storage it points to. /builddir/build/BUILD/libguestfs-1.16.5/fish/cmds.c:13311: leaked_storage: Variable "devices" going out of scope leaks the storage it points to. /builddir/build/BUILD/libguestfs-1.16.5/fish/cmds.c:13316: leaked_storage: Variable "devices" going out of scope leaks the storage it points to. /builddir/build/BUILD/libguestfs-1.16.5/fish/cmds.c:13334: leaked_storage: Variable "devices" going out of scope leaks the storage it points to. /builddir/build/BUILD/libguestfs-1.16.5/fish/cmds.c:13349: leaked_storage: Variable "devices" going out of scope leaks the storage it points to. /builddir/build/BUILD/libguestfs-1.16.5/fish/cmds.c:13355: leaked_storage: Variable "devices" going out of scope leaks the storage it points to.
* Dead code: Remove comma-check in first if-clause (found by Coverity).Richard W.M. Jones2012-03-081-3/+4
| | | | | | | | Error: DEADCODE: /builddir/build/BUILD/libguestfs-1.16.5/fish/event-names.c:65: dead_error_condition: On this path, the condition "comma" cannot be true. /builddir/build/BUILD/libguestfs-1.16.5/fish/event-names.c:57: const: After this line, the value of "comma" is equal to 0. /builddir/build/BUILD/libguestfs-1.16.5/fish/event-names.c:57: assignment: Assigning: "comma" = "0". /builddir/build/BUILD/libguestfs-1.16.5/fish/event-names.c:65: dead_error_line: Execution cannot reach this statement "fputc(44, fp);".
* Tempus fugit.Richard W.M. Jones2012-01-181-1/+1
| | | | Update all copyright dates to 2012.
* generator: Create a separate type for optional argumentsMatthew Booth2012-01-091-14/+11
| | | | | | | | | | | | | | | | | | Previously, optional arguments had the same type as regular arguments, but were constrained by various runtime tests to be only Bool, Int, Int64 or String. This change makes the type of optional arguments stronger by giving them their own type. A convenience function, optargs_to_args is defined to convert optargs in the few places where they are genuinely treated identically to mandatory arguments. It also allows for future changes to optional arguments which do not affect mandatory arguments. RWMJ: - removed redundant parens - readded the check for > 64 optargs, but changed it to > 63 - changed the new function to args_of_optargs
* fish: Allow events to be processed in guestfish.Richard W.M. Jones2011-12-161-0/+91
| | | | | | | | Add 'event', 'list-events' and 'delete-event' commands so that event handlers can be registered, listed and deleted in guestfish. The event handler is a shell script snippet or host command. Cc: Pádraig Brady <P@draigBrady.com>
* Don't rely on implicit promotion of float to double in printf args.Richard W.M. Jones2011-11-221-3/+5
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* fish: In generated code, put function names on a new line.Richard W.M. Jones2011-11-221-5/+10
| | | | | | | | | eg: static void run_foo () { }
* fish: More informative documentation of optargs.Richard W.M. Jones2011-11-091-2/+12
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* generator: Remove DangerWillRobinson.Richard W.M. Jones2011-10-271-13/+0
| | | | | This warning was applied unevenly. Potentially any command can be dangerous or safe, so it was a needless warning.
* fish: Declare run_* functions in a generated header file.Richard W.M. Jones2011-08-071-1/+19
| | | | | Calls to these functions are generated, so there is no need to declare the functions by hand.
* fish: Print input file and line number in error messages.Richard W.M. Jones2011-08-051-0/+2
| | | | | eg: *stdin*:37: libguestfs: error: luks_close: Device lukstest is busy.
* Enable deprecation warnings on all C programs.Richard W.M. Jones2011-05-171-0/+3
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* fish: Enhance guestfish win:... parsing to understand drive letters.Richard W.M. Jones2011-04-051-1/+1
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* fish: Fix generation of code to handle Int/Int64 optional arguments.Richard W.M. Jones2010-12-021-2/+4
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* fish: Don't use external pod2text program.Richard W.M. Jones2010-11-261-17/+19
| | | | | | | This removes the dependency from guestfish to the external pod2text program (and hence the final dependency on perl for guestfish). This is done by storing the formatted pod2text output in guestfish as the help text.
* Don't need to include XDR headers in <guestfs.h>.Richard W.M. Jones2010-11-111-0/+2
| | | | | | | Include the XDR headers in the internal guestfs-internal.h instead. This is knock-on effects to several other source files which were implicitly relying on indirectly loaded headers.
* generator: Add Pointer parameter type to the generator.Richard Jones2010-11-101-0/+4
| | | | | | | | | | | | | | | | | | | This allows generic "foo *bar" pointers to be passed to library functions (not to daemon functions). In the language bindings (except Perl) these are handled as generic int64s with the assumption being that any pointer can be converted to and from this. There is room to add specific support for some pointer types in future by specializing the match cases. However this is inherently tricky because it depends on the implementation details of other bindings (eg. to support virDomainPtr in OCaml depends on the implementation details of the ocaml-libvirt project). Perl is slightly different in that you have to supply a typemap. Again this would depend on the implementation detail of an external library unless you supplied a generic typemap for int64.
* fish: '-i' option automatically handles whole-disk encryption.Richard W.M. Jones2010-11-051-0/+1
| | | | | | | | | | | This feature is also available in guestmount because of the shared option parsing code. You don't need to do anything to enable it, just using -i will attempt decryption of encrypted partitions. Only works for simple Fedora whole-disk encryption. It's a work-in-progress to make it work for other types of encryption.
* fish: Use a perfect hash for faster command lookups.Richard W.M. Jones2010-11-031-67/+125
| | | | | | Existing command lookups are approx O(n^2). Replace this with a perfect hash implementation which should be a lot faster.
* fish: Quote optional argument name in error message.Richard W.M. Jones2010-10-231-1/+1
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* fish: Reject unknown opt args (RHBZ#642934,CVE-2010-3851).Richard W.M. Jones2010-10-231-1/+10
| | | | This updates commit 0c1d3c02a8147617ee0646e37d011235abdd2c22.
* generator: Optional arguments, add-drive-opts (RHBZ#642934,CVE-2010-3851).Richard W.M. Jones2010-10-221-31/+113
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This large commit changes the generator so that optional arguments can be supported for functions. The model for arguments (known as the "style") is changed from (ret, args) to (ret, args, optargs) where optargs is a more limited list of arguments. One function has been added which takes optional arguments, it is "add-drive-opts", modelled as: (RErr, [String "filename"], #required [Bool "readonly"; String "format"; String "iface"]) #optional Note that this function is processed in the library (does not go over the RPC protocol to the daemon). This has allowed us to simplify the current implementation by omitting changes related to RPC or the daemon, although we plan to add these at some point in the future. From C this function can be called in 3 different ways as in these examples: guestfs_add_drive_opts (g, filename, GUESTFS_ADD_DRIVE_OPTS_READONLY, 1, GUESTFS_ADD_DRIVE_OPTS_FORMAT, "raw", -1); (the argument(s) between 'filename' and '-1' are the optional ones). guestfs_add_drive_opts_va (g, filename, args); where 'args' is a va_list. This works like the first version. struct guestfs_add_drive_opts_argv optargs = { .bitmask = GUESTFS_ADD_DRIVE_OPTS_READONLY_BITMASK, .readonly = 1, } guestfs_add_drive_opts_argv (g, filename, &optargs); This last form lets you construct lists of optional arguments, and is used by guestfish and the language bindings. In guestfish optional arguments are used like this: add-drive-opts filename readonly:true In OCaml these are mapped naturally to OCaml optional arguments, eg: g#add_drive_opts ~readonly:true filename; In Perl these are mapped to extra arguments, eg: $g->add_drive_opts ($filename, readonly => 1); In Python these are mapped to optional arguments, eg: g.add_drive_opts ("file", readonly = 1, format = "qcow2") In Ruby these are mapped to a final hash argument, eg: g.add_drive_opts("file", {}) g.add_drive_opts("file", :readonly => 1) g.add_drive_opts("file", :readonly => 1, :iface => "virtio") In PHP these are mapped to extra parameters. This is not quite accurate since you cannot omit arbitrary optional parameters, but there's not much than can be done within the limitations of PHP as a language. Unimplemented in: Haskell, C#, Java.
* fish: Change 'int argc' to 'size_t argc' throughout.Richard W.M. Jones2010-10-211-2/+2
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* generator: Generate guestfish-only commands.Richard W.M. Jones2010-09-181-28/+78
| | | | | | The guestfish-only commands such as 'alloc' and 'edit' are now generated from one place in the generator instead of being spread around ad-hoc in the C code.
* fish: In guestfish(1) turn command references into links.Richard W.M. Jones2010-09-181-1/+1
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* Split generator into separate source files.Richard Jones2010-09-111-0/+736
'src/generator.ml' is no more. Instead the generator is logically split up over many different source files. Read generator/README for help and tips. We compile the generator down to bytecode, not native code. This means it will run more slowly, but is done for maximum portability.