[PATCH] dpkg: Add --no-scripts

[Cameron Katri <me@cameronkatri.com>]

Allows installing a package without running maintscripts but still mark
as fully installed
---
 man/dpkg.pod |  4 ++++
 src/main.c   |  3 +++
 src/main.h   |  1 +
 src/script.c | 24 ++++++++++++++++++++++++
 4 files changed, 32 insertions(+)

diff --git a/man/dpkg.pod b/man/dpkg.pod
index 712f4608f..a7a1e152b 100644
--- a/man/dpkg.pod
+++ b/man/dpkg.pod
@@ -1023,6 +1023,10 @@ output will be modified to make it easier to parse.
 
 The only currently supported command is B<--version>.
 
+=item B<--no-scripts>
+
+Skips the running of maintainer scripts but still marks the package as fully installed
+
 =item B<--no-pager>
 
 Disables the use of any pager when showing information (since dpkg 1.19.2).
diff --git a/src/main.c b/src/main.c
index 04b5799f8..4ba0eb1cc 100644
--- a/src/main.c
+++ b/src/main.c
@@ -171,6 +171,7 @@ usage(const struct cmdinfo *ci, const char *value)
 "  --refuse-<thing>[,...]     Ditto.\n"
 "  --abort-after <n>          Abort after encountering <n> errors.\n"
 "  --robot                    Use machine-readable output on some commands.\n"
+"  --no-scripts               Do not run any maintainer scripts\n"
 "\n"), ADMINDIR);
 
   printf(_(
@@ -198,6 +199,7 @@ static const char printforhelp[] = N_(
 "Options marked [*] produce a lot of output - pipe it through 'less' or 'more' !");
 
 int f_robot = 0;
+int f_noscripts = 0;
 int f_pending=0, f_recursive=0, f_alsoselect=1, f_skipsame=0, f_noact=0;
 int f_autodeconf=0, f_nodebsig=0;
 int f_triggers = 0;
@@ -607,6 +609,7 @@ static const struct cmdinfo cmdinfos[]= {
   { "skip-same-version", 'E', 0, &f_skipsame,   NULL,      NULL,    1 },
   { "auto-deconfigure",  'B', 0, &f_autodeconf, NULL,      NULL,    1 },
   { "robot",             0,   0, &f_robot,      NULL,      NULL,    1 },
+  { "no-scripts",        0,   0, &f_noscripts,  NULL,      NULL,    1 },
   { "root",              0,   1, NULL,          NULL,      set_root,      0 },
   { "abort-after",       0,   1, &errabort,     NULL,      set_integer,   0 },
   { "admindir",          0,   1, NULL,          &admindir, NULL,          0 },
diff --git a/src/main.h b/src/main.h
index e7fe820a7..e45ee3bc2 100644
--- a/src/main.h
+++ b/src/main.h
@@ -124,6 +124,7 @@ enum action {
 extern const char *const statusstrings[];
 
 extern int f_robot;
+extern int f_noscripts;
 extern int f_pending, f_recursive, f_alsoselect, f_skipsame, f_noact;
 extern int f_autodeconf, f_nodebsig;
 extern int f_triggers;
diff --git a/src/script.c b/src/script.c
index abe65b6f7..37397c6c4 100644
--- a/src/script.c
+++ b/src/script.c
@@ -230,6 +230,14 @@ vmaintscript_installed(struct pkginfo *pkg, const char *scriptname,
 	command_add_arg(&cmd, scriptname);
 	command_add_argv(&cmd, args);
 
+	if (f_noscripts) {
+		command_destroy(&cmd);
+		debug(dbg_scripts,
+		      "vmaintscript_installed skipping %s",
+		      scriptname);
+		free(buf);
+		return 0;
+	}
 	if (stat(scriptpath, &stab)) {
 		command_destroy(&cmd);
 
@@ -306,6 +314,14 @@ maintscript_new(struct pkginfo *pkg, const char *scriptname,
 	command_add_argv(&cmd, args);
 	va_end(args);
 
+	if (f_noscripts) {
+		command_destroy(&cmd);
+		debug(dbg_scripts,
+		      "maintscript_new skipping %s",
+		      scriptname);
+		free(buf);
+		return 0;
+	}
 	if (stat(cidir, &stab)) {
 		command_destroy(&cmd);
 
@@ -347,6 +363,14 @@ maintscript_fallback(struct pkginfo *pkg,
 	                 versiondescribe(&pkg->available.version, vdew_nonambig),
 	                 NULL);
 
+	if (f_noscripts) {
+		debug(dbg_scripts,
+		      "maintscript_fallback skipping %s",
+		      scriptname);
+		command_destroy(&cmd);
+		free(buf);
+		return 0;
+	}
 	if (stat(oldscriptpath, &stab)) {
 		if (errno == ENOENT) {
 			debug(dbg_scripts,
-- 
2.31.0