diff options
Diffstat (limited to 'glib/dbus-glib-tool.c')
| -rw-r--r-- | glib/dbus-glib-tool.c | 119 |
1 files changed, 90 insertions, 29 deletions
diff --git a/glib/dbus-glib-tool.c b/glib/dbus-glib-tool.c index 1359ba53..b057c5ae 100644 --- a/glib/dbus-glib-tool.c +++ b/glib/dbus-glib-tool.c @@ -25,6 +25,7 @@ #include "dbus-gidl.h" #include "dbus-gparser.h" #include "dbus-gutils.h" +#include "dbus-glib-tool.h" #include "dbus-binding-tool-glib.h" #include <locale.h> #include <libintl.h> @@ -32,6 +33,8 @@ #define N_(x) x #include <stdio.h> #include <stdlib.h> +#include <errno.h> +#include <sys/stat.h> #include <string.h> #ifdef DBUS_BUILD_TESTS @@ -215,6 +218,30 @@ dbus_binding_tool_error_quark (void) return quark; } +static void lose (const char *fmt, ...) G_GNUC_NORETURN G_GNUC_PRINTF (1, 2); +static void lose_gerror (const char *prefix, GError *error) G_GNUC_NORETURN; + +static void +lose (const char *str, ...) +{ + va_list args; + + va_start (args, str); + + vfprintf (stderr, str, args); + fputc ('\n', stderr); + + va_end (args); + + exit (1); +} + +static void +lose_gerror (const char *prefix, GError *error) +{ + lose ("%s: %s", prefix, error->message); +} + static void usage (int ecode) { @@ -237,6 +264,8 @@ int main (int argc, char **argv) { const char *prev_arg; + const char *output_file; + char *output_file_tmp; int i; GSList *files; DBusBindingOutputMode outputmode; @@ -244,6 +273,10 @@ main (int argc, char **argv) GSList *tmp; GIOChannel *channel; GError *error; + time_t newest_src; + struct stat srcbuf; + struct stat targetbuf; + gboolean force; setlocale (LC_ALL, ""); bindtextdomain (GETTEXT_PACKAGE, DBUS_LOCALEDIR); @@ -256,6 +289,8 @@ main (int argc, char **argv) end_of_args = FALSE; files = NULL; prev_arg = NULL; + output_file = NULL; + force = FALSE; i = 1; while (i < argc) { @@ -269,6 +304,8 @@ main (int argc, char **argv) usage (0); else if (strcmp (arg, "--version") == 0) version (); + else if (strcmp (arg, "--force") == 0) + force = TRUE; #ifdef DBUS_BUILD_TESTS else if (strcmp (arg, "--self-test") == 0) run_all_tests (NULL); @@ -285,6 +322,10 @@ main (int argc, char **argv) else usage (1); } + else if (strncmp (arg, "--output=", 9) == 0) + { + output_file = arg + 9; + } else if (arg[0] == '-' && arg[1] == '-' && arg[2] == '\0') @@ -307,18 +348,45 @@ main (int argc, char **argv) } error = NULL; - channel = g_io_channel_unix_new (fileno (stdout)); - if (!g_io_channel_set_encoding (channel, NULL, &error)) + + files = g_slist_reverse (files); + + if (output_file && !force) { - fprintf (stderr, _("Couldn't set channel encoding to NULL: %s\n"), - error->message); - exit (1); + newest_src = 0; + for (tmp = files; tmp != NULL; tmp = tmp->next) + { + const char *filename; + + filename = tmp->data; + if (stat (filename, &srcbuf) < 0) + lose ("Couldn't stat %s: %s", filename, g_strerror (errno)); + + if (srcbuf.st_mtime > newest_src) + newest_src = srcbuf.st_mtime; + } + + if (stat (output_file, &targetbuf) > 0 + && targetbuf.st_mtime >= newest_src) + exit (0); } + + if (output_file) + { + output_file_tmp = g_strconcat (output_file, ".tmp", NULL); - files = g_slist_reverse (files); + if (!(channel = g_io_channel_new_file (output_file_tmp, "w", &error))) + lose_gerror (_("Couldn't open temporary file"), error); + } + else + { + channel = g_io_channel_unix_new (fileno (stdout)); + } + if (!g_io_channel_set_encoding (channel, NULL, &error)) + lose_gerror (_("Couldn't set channel encoding to NULL"), error); - tmp = files; - while (tmp != NULL) + + for (tmp = files; tmp != NULL; tmp = tmp->next) { NodeInfo *node; GError *error; @@ -331,11 +399,7 @@ main (int argc, char **argv) &error); if (node == NULL) { - g_assert (error != NULL); - fprintf (stderr, _("Unable to load \"%s\": %s\n"), - filename, error->message); - g_error_free (error); - exit (1); + lose_gerror (_("Unable to load \"%s\""), error); } else { @@ -346,17 +410,11 @@ main (int argc, char **argv) break; case DBUS_BINDING_OUTPUT_GLIB_SERVER: if (!dbus_binding_tool_output_glib_server ((BaseInfo *) node, channel, &error)) - { - g_error (_("Compilation failed: %s\n"), error->message); - exit (1); - } + lose_gerror (_("Compilation failed"), error); break; case DBUS_BINDING_OUTPUT_GLIB_CLIENT: if (!dbus_binding_tool_output_glib_client ((BaseInfo *) node, channel, &error)) - { - g_error (_("Compilation failed: %s\n"), error->message); - exit (1); - } + lose_gerror (_("Compilation failed"), error); break; case DBUS_BINDING_OUTPUT_NONE: break; @@ -365,16 +423,20 @@ main (int argc, char **argv) if (node) node_info_unref (node); - - tmp = tmp->next; } - if (!g_io_channel_flush (channel, &error)) + if (g_io_channel_shutdown (channel, TRUE, &error) != G_IO_STATUS_NORMAL) + lose_gerror (_("Failed to shutdown IO channel"), error); + g_io_channel_unref (channel); + + if (output_file) { - g_error (_("Failed to flush IO channel: %s"), error->message); - exit (1); + if (rename (output_file_tmp, output_file) < 0) + lose ("Failed to rename %s to %s: %s", output_file_tmp, output_file, + g_strerror (errno)); + g_free (output_file_tmp); } - + return 0; } @@ -383,8 +445,7 @@ main (int argc, char **argv) static void test_die (const char *failure) { - fprintf (stderr, "Unit test failed: %s\n", failure); - exit (1); + lose ("Unit test failed: %s", failure); } /** |