generators: drop umask calls

systemd already sets the umask (see e3b8d0637d). When
running under systemd, we don't need to set it. And when *not* running under
systemd, for example during development, there is no reason to override the user
config. Let's just drop those calls.

$ git grep -e 'umask\(' -l 'src/*generator*' |xargs perl -i -0pe 's|^[^\n]*umask\([^\n]+\n\n||gms'

src/boot/bless-boot-generator.c

@@ -24,8 +24,6 @@ int main(int argc, char *argv[]) {
 
         log_setup_generator();
 
-        umask(0022);
-
         if (argc > 1 && argc != 4) {
                 log_error("This program takes three or no arguments.");
                 return EXIT_FAILURE;

src/cryptsetup/cryptsetup-generator.c

@@ -585,8 +585,6 @@ int main(int argc, char *argv[]) {
 
         log_setup_generator();
 
-        umask(0022);
-
         arg_disks = hashmap_new(&string_hash_ops);
         if (!arg_disks) {
                 r = log_oom();

src/debug-generator/debug-generator.c

@@ -155,8 +155,6 @@ static int run(int argc, char *argv[]) {
 
         log_setup_generator();
 
-        umask(0022);
-
         r = proc_cmdline_parse(parse_proc_cmdline_item, NULL, PROC_CMDLINE_RD_STRICT | PROC_CMDLINE_STRIP_RD_PREFIX);
         if (r < 0)
                 log_warning_errno(r, "Failed to parse kernel command line, ignoring: %m");

src/fstab-generator/fstab-generator.c

@@ -882,8 +882,6 @@ static int run(int argc, char *argv[]) {
 
         log_setup_generator();
 
-        umask(0022);
-
         r = proc_cmdline_parse(parse_proc_cmdline_item, NULL, 0);
         if (r < 0)
                 log_warning_errno(r, "Failed to parse kernel command line, ignoring: %m");

src/getty-generator/getty-generator.c

@@ -123,8 +123,6 @@ int main(int argc, char *argv[]) {
 
         log_setup_generator();
 
-        umask(0022);
-
         if (detect_container() > 0) {
                 _cleanup_free_ char *container_ttys = NULL;
 

src/gpt-auto-generator/gpt-auto-generator.c

@@ -681,8 +681,6 @@ int main(int argc, char *argv[]) {
 
         log_setup_generator();
 
-        umask(0022);
-
         if (detect_container() > 0) {
                 log_debug("In a container, exiting.");
                 return EXIT_SUCCESS;

src/hibernate-resume/hibernate-resume-generator.c

@@ -74,8 +74,6 @@ static int run(int argc, char *argv[]) {
 
         log_setup_generator();
 
-        umask(0022);
-
         if (argc > 1 && argc != 4) {
                 log_error("This program takes three or no arguments.");
                 return -EINVAL;

src/rc-local-generator/rc-local-generator.c

@@ -54,8 +54,6 @@ int main(int argc, char *argv[]) {
 
         log_setup_generator();
 
-        umask(0022);
-
         if (access(RC_LOCAL_SCRIPT_PATH_START, X_OK) >= 0) {
                 log_debug("Automatically adding rc-local.service.");
 

src/system-update-generator/system-update-generator.c

@@ -64,8 +64,6 @@ int main(int argc, char *argv[]) {
 
         log_setup_generator();
 
-        umask(0022);
-
         r = generate_symlink();
 
         if (r > 0) {

src/sysv-generator/sysv-generator.c

@@ -934,8 +934,6 @@ static int run(int argc, char *argv[]) {
         if (argc > 1)
                 arg_dest = argv[3];
 
-        umask(0022);
-
         r = lookup_paths_init(&lp, UNIT_FILE_SYSTEM, LOOKUP_PATHS_EXCLUDE_GENERATED, NULL);
         if (r < 0)
                 return log_error_errno(r, "Failed to find lookup paths: %m");

src/veritysetup/veritysetup-generator.c

@@ -212,8 +212,6 @@ int main(int argc, char *argv[]) {
 
         log_setup_generator();
 
-        umask(0022);
-
         r = proc_cmdline_parse(parse_proc_cmdline_item, NULL, PROC_CMDLINE_STRIP_RD_PREFIX);
         if (r < 0) {
                 log_warning_errno(r, "Failed to parse kernel command line: %m");