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Old 07-01-2010, 05:41 PM
Daniel Bock
 
Default dpkg: option to install package maintainer's configuration files

The option --overwrite-conffiles is added to dpkg. It allows to install
the package maintainer's configuration files. If the file has been
modified by the user, an backups is stored as .dpkg-old.


Signed-off-by: Daniel Bock <daniel.bock@web.de>
---

diff -upr ./a/man/dpkg.1 ./b/man/dpkg.1
--- ./a/man/dpkg.1 2010-04-15 13:38:57.000000000 +0200
+++ ./b/man/dpkg.1 2010-07-01 19:29:45.419722074 +0200
@@ -470,6 +470,10 @@ end up with undesirable results. (e.g.
--no-actfP will first purge package foo and then try to purge package
--no-act, even though you probably expected it to actually do nothing)
.TP
+fB--overwrite-conffilesfP
+Install the package maintainer's configuration files. If the file has been
+modified by the user, an backup is stored as fB*.dpkg-oldfP.
+.TP
fB-RfP, fB--recursivefP
Recursively handle all regular files matching pattern fB*.debfP
found at specified directories and all of its subdirectories. This can
diff -upr ./a/src/configure.c ./b/src/configure.c
--- ./a/src/configure.c 2010-04-15 13:38:58.000000000 +0200
+++ ./b/src/configure.c 2010-07-01 19:30:15.607692547 +0200
@@ -145,6 +145,24 @@ deferred_configure_conffile(struct pkgin
if (!strcmp(currenthash, NONEXISTENTFLAG))
what |= cfof_userrmd;
}
+
+ if (strcmp(currenthash, newdisthash) != 0 && f_overwriteconf) {
+ if (useredited) {
+ fprintf(stderr, "
");
+
+ fprintf(stderr, !(what & cfof_userrmd) ?
+ _("Configuration file '%s' has been modified.
") :
+ _("Configuration file '%s' has been deleted.
"),
+ usenode->name);
+
+ fprintf(stderr, _("Installing package maintainer's"
+ " version of configuration file"
+ " as you requested.
"));
+ what &= cfof_userrmd;
+ what |= cfo_install | cfof_backup;
+ } else
+ what = cfo_newconff;
+ }

debug(dbg_conff,
"deferred_configure '%s' (= '%s') useredited=%d
distedited=%d what=%o",

@@ -189,8 +207,9 @@ deferred_configure_conffile(struct pkgin
pkg->name, cdr.buf, cdr2.buf, strerror(errno));
/* Fall through. */
case cfo_install:
- printf(_("Installing new version of config file %s ...
"),
- usenode->name);
+ if (!(f_overwriteconf && useredited))
+ printf(_("Installing new version of config file %s ...
"),
+ usenode->name);
case cfo_newconff:
strcpy(cdr2rest, DPKGNEWEXT);
trig_file_activate(usenode, pkg);
diff -upr ./a/src/main.c ./b/src/main.c
--- ./a/src/main.c 2010-04-15 13:38:58.000000000 +0200
+++ ./b/src/main.c 2010-07-01 18:54:10.315710869 +0200
@@ -137,6 +137,7 @@ usage(const struct cmdinfo *ci, const ch
" --log=<filename> Log status changes and actions to
<filename>.
"

" --ignore-depends=<package>,...
"
" Ignore dependencies involving <package>.
"
+" --overwrite-conffiles Install package maintainer's
configuration files
"

" --force-... Override problems (see --force-help).
"
" --no-force-...|--refuse-...
"
" Stop when problems encountered.
"
@@ -175,6 +176,7 @@ int f_pending=0, f_recursive=0, f_alsose
int f_autodeconf=0, f_nodebsig=0;
int f_triggers = 0;
unsigned long f_debug=0;
+int f_overwriteconf=0;
/* Change fc_overwrite to 1 to enable force-overwrite by default */
int fc_downgrade=1, fc_configureany=0, fc_hold=0,
fc_removereinstreq=0, fc_overwrite=0;
int fc_removeessential=0, fc_conflicts=0, fc_depends=0,
fc_dependsversion=0;

@@ -516,6 +518,7 @@ static const struct cmdinfo cmdinfos[]=
{ "admindir", 0, 1, NULL, &admindir, NULL, 0 },
{ "instdir", 0, 1, NULL, &instdir, NULL, 0 },
{ "ignore-depends", 0, 1, NULL, NULL,
ignoredepends, 0 },

+ { "overwrite-conffiles", 0, 0, &f_overwriteconf, NULL, NULL, 1 },
{ "force", 0, 2, NULL, NULL,
setforce, 1 },
{ "refuse", 0, 2, NULL, NULL,
setforce, 0 },
{ "no-force", 0, 2, NULL, NULL,
setforce, 0 },

diff -upr ./a/src/main.h ./b/src/main.h
--- ./a/src/main.h 2010-04-15 13:38:58.000000000 +0200
+++ ./b/src/main.h 2010-06-29 18:10:22.676904835 +0200
@@ -117,6 +117,7 @@ extern int f_pending, f_recursive, f_als
extern int f_autodeconf, f_nodebsig;
extern int f_triggers;
extern unsigned long f_debug;
+extern int f_overwriteconf;
extern int fc_downgrade, fc_configureany, fc_hold, fc_removereinstreq,
fc_overwrite;
extern int fc_removeessential, fc_conflicts, fc_depends,
fc_dependsversion;

extern int fc_breaks, fc_badpath, fc_overwritediverted, fc_architecture;


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