This displays the title of the default entry directly from the
parsed configuration file.
Signed-off-by: Cleber Rosa <crosa@xxxxxxxxxx>
---
grubby.8 | 6 +++-
grubby.c | 55 ++++++++++++++++++++++++++++++++++++++-
test.sh | 17 ++++++++++++
test/results/defaulttitle/g.1 | 1 +
test/results/defaulttitle/g.10 | 1 +
test/results/defaulttitle/g.11 | 1 +
test/results/defaulttitle/g.2 | 1 +
test/results/defaulttitle/g.3 | 1 +
test/results/defaulttitle/g.4 | 1 +
test/results/defaulttitle/g.5 | 1 +
test/results/defaulttitle/g.6 | 1 +
test/results/defaulttitle/g.7 | 1 +
test/results/defaulttitle/g.8 | 1 +
test/results/defaulttitle/g.9 | 1 +
test/results/defaulttitle/g2.1 | 1 +
test/results/defaulttitle/g2.2 | 1 +
16 files changed, 88 insertions(+), 3 deletions(-)
create mode 100644 test/results/defaulttitle/g.1
create mode 100644 test/results/defaulttitle/g.10
create mode 100644 test/results/defaulttitle/g.11
create mode 100644 test/results/defaulttitle/g.2
create mode 100644 test/results/defaulttitle/g.3
create mode 100644 test/results/defaulttitle/g.4
create mode 100644 test/results/defaulttitle/g.5
create mode 100644 test/results/defaulttitle/g.6
create mode 100644 test/results/defaulttitle/g.7
create mode 100644 test/results/defaulttitle/g.8
create mode 100644 test/results/defaulttitle/g.9
create mode 100644 test/results/defaulttitle/g2.1
create mode 100644 test/results/defaulttitle/g2.2
diff --git a/grubby.8 b/grubby.8
index ca2c93f..b6ed82e 100644
--- a/grubby.8
+++ b/grubby.8
@@ -6,7 +6,7 @@ grubby \- command line tool for configuring grub, lilo, and elilo
\fBgrubby\fR [--add-kernel=\fIkernel-path\fR] [--args=\fIargs\fR]
[--bad-image-okay] [--boot-filesystem=\fIbootfs\fR]
[--bootloader-probe] [--config-file \fIpath\fR] [--copy-default]
- [--default-kernel] [--default-index]
+ [--default-kernel] [--default-index] [--default-title]
[--grub] [--lilo] [--yaboot] [--silo] [--zipl]
[--info=\fIkernel-path\fR] [--initrd=\fIinitrd-path\fR]
[--make-default] [-o path] [--version]
@@ -102,6 +102,10 @@ Display the full path to the current default kernel and exit.
Display the numeric index of the current default boot entry and exit.
.TP
+\fB-\-default-title\fR
+Display the title of the current default boot entry and exit.
+
+.TP
\fB-\-elilo\fR
Use an \fBelilo\fR style configuration file.
diff --git a/grubby.c b/grubby.c
index 0158c2e..987543a 100644
--- a/grubby.c
+++ b/grubby.c
@@ -3160,6 +3160,7 @@ int main(int argc, const char ** argv) {
int copyDefault = 0, makeDefault = 0;
int displayDefault = 0;
int displayDefaultIndex = 0;
+ int displayDefaultTitle = 0;
struct poptOption options[] = {
{ "add-kernel", 0, POPT_ARG_STRING, &newKernelPath, 0,
_("add an entry for the specified kernel"), _("kernel-path") },
@@ -3194,6 +3195,8 @@ int main(int argc, const char ** argv) {
_("display the path of the default kernel") },
{ "default-index", 0, 0, &displayDefaultIndex, 0,
_("display the index of the default kernel") },
+ { "default-title", 0, 0, &displayDefaultTitle, 0,
+ _("display the title of the default kernel") },
{ "elilo", 0, POPT_ARG_NONE, &configureELilo, 0,
_("configure elilo bootloader") },
{ "extlinux", 0, POPT_ARG_NONE, &configureExtLinux, 0,
@@ -3337,7 +3340,7 @@ int main(int argc, const char ** argv) {
if (bootloaderProbe && (displayDefault || kernelInfo || newKernelVersion ||
newKernelPath || removeKernelPath || makeDefault ||
- defaultKernel || displayDefaultIndex)) {
+ defaultKernel || displayDefaultIndex || displayDefaultTitle)) {
fprintf(stderr, _("grubby: --bootloader-probe may not be used with "
"specified option"));
return 1;
@@ -3388,7 +3391,7 @@ int main(int argc, const char ** argv) {
if (!removeKernelPath && !newKernelPath && !displayDefault && !defaultKernel
&& !kernelInfo && !bootloaderProbe && !updateKernelPath
- && !removeMBKernel && !displayDefaultIndex) {
+ && !removeMBKernel && !displayDefaultIndex && !displayDefaultTitle) {
fprintf(stderr, _("grubby: no action specified\n"));
return 1;
}
@@ -3484,6 +3487,54 @@ int main(int argc, const char ** argv) {
return 0;
+ } else if (displayDefaultTitle) {
+ struct singleLine * line;
+ struct singleEntry * entry;
+
+ if (config->defaultImage == -1) return 0;
+ entry = findEntryByIndex(config, config->defaultImage);
+ if (!entry) return 0;
+
+ if (!configureGrub2) {
+ line = getLineByType(LT_TITLE, entry->lines);
+ if (!line) return 0;
+ printf("%s\n", line->elements[1].item);
+
+ } else {
+ int i;
+ size_t len;
+ char * start;
+ char * tmp;
+
+ dbgPrintf("This is GRUB2, default title is embeded in menuentry\n");
+ line = getLineByType(LT_MENUENTRY, entry->lines);
+ if (!line) return 0;
+
+ for (i = 0; i < line->numElements; i++) {
+
+ if (!strcmp(line->elements[i].item, "menuentry"))
+ continue;
+
+ if (*line->elements[i].item == '\'')
+ start = line->elements[i].item + 1;
+ else
+ start = line->elements[i].item;
+
+ len = strlen(start);
+ if (*(start + len - 1) == '\'') {
+ tmp = strdup(start);
+ *(tmp + len - 1) = '\0';
+ printf("%s", tmp);
+ free(tmp);
+ break;
+ } else {
+ printf("%s ", start);
+ }
+ }
+ printf("\n");
+ }
+ return 0;
+
} else if (displayDefaultIndex) {
if (config->defaultImage == -1) return 0;
printf("%i\n", config->defaultImage);
diff --git a/test.sh b/test.sh
index b1e467b..2b91d3c 100755
--- a/test.sh
+++ b/test.sh
@@ -211,6 +211,19 @@ grubDisplayTest grub.9 defaultindex/0 --default-index
grubDisplayTest grub.10 defaultindex/0 --default-index
grubDisplayTest grub.10 defaultindex/0 --default-index
+testing="GRUB display default title"
+grubDisplayTest grub.1 defaulttitle/g.1 --default-title
+grubDisplayTest grub.2 defaulttitle/g.2 --default-title
+grubDisplayTest grub.3 defaulttitle/g.3 --default-title
+grubDisplayTest grub.4 defaulttitle/g.4 --default-title
+grubDisplayTest grub.5 defaulttitle/g.5 --default-title
+grubDisplayTest grub.6 defaulttitle/g.6 --default-title
+grubDisplayTest grub.7 defaulttitle/g.7 --default-title
+grubDisplayTest grub.8 defaulttitle/g.8 --default-title
+grubDisplayTest grub.9 defaulttitle/g.9 --default-title
+grubDisplayTest grub.10 defaulttitle/g.10 --default-title
+grubDisplayTest grub.11 defaulttitle/g.11 --default-title
+
testing="LILO default directive"
liloTest lilo.1 default/l1.1 --set-default=/boot/vmlinuz-2.4.18-4
liloTest lilo.1 default/l1.2 --remove-kernel=/boot/vmlinuz-2.4.18-4smp
@@ -359,6 +372,10 @@ testing="GRUB2 display default index"
grub2DisplayTest grub2.1 defaultindex/0 --default-index
grub2DisplayTest grub2.2 defaultindex/0 --default-index
+testing="GRUB display default title"
+grub2DisplayTest grub2.1 defaulttitle/g2.1 --default-title
+grub2DisplayTest grub2.2 defaulttitle/g2.2 --default-title
+
testing="YABOOT add kernel"
yabootTest yaboot.1 add/y1.1 --copy-default --boot-filesystem=/ --add-kernel=/boot/new-kernel \
--title=newtitle
diff --git a/test/results/defaulttitle/g.1 b/test/results/defaulttitle/g.1
new file mode 100644
index 0000000..1ae63f2
--- /dev/null
+++ b/test/results/defaulttitle/g.1
@@ -0,0 +1 @@
+Red Hat Linux (2.4.7-2)
diff --git a/test/results/defaulttitle/g.10 b/test/results/defaulttitle/g.10
new file mode 100644
index 0000000..1be72f4
--- /dev/null
+++ b/test/results/defaulttitle/g.10
@@ -0,0 +1 @@
+xen
diff --git a/test/results/defaulttitle/g.11 b/test/results/defaulttitle/g.11
new file mode 100644
index 0000000..ed80cb1
--- /dev/null
+++ b/test/results/defaulttitle/g.11
@@ -0,0 +1 @@
+Red Hat Linux (2.4.7-2smp)
diff --git a/test/results/defaulttitle/g.2 b/test/results/defaulttitle/g.2
new file mode 100644
index 0000000..1ae63f2
--- /dev/null
+++ b/test/results/defaulttitle/g.2
@@ -0,0 +1 @@
+Red Hat Linux (2.4.7-2)
diff --git a/test/results/defaulttitle/g.3 b/test/results/defaulttitle/g.3
new file mode 100644
index 0000000..ed80cb1
--- /dev/null
+++ b/test/results/defaulttitle/g.3
@@ -0,0 +1 @@
+Red Hat Linux (2.4.7-2smp)
diff --git a/test/results/defaulttitle/g.4 b/test/results/defaulttitle/g.4
new file mode 100644
index 0000000..7efb93f
--- /dev/null
+++ b/test/results/defaulttitle/g.4
@@ -0,0 +1 @@
+Red Hat Linux (2.4.7-2.9)
diff --git a/test/results/defaulttitle/g.5 b/test/results/defaulttitle/g.5
new file mode 100644
index 0000000..5c69edc
--- /dev/null
+++ b/test/results/defaulttitle/g.5
@@ -0,0 +1 @@
+Red Hat Linux (2.4.7-2.5)
diff --git a/test/results/defaulttitle/g.6 b/test/results/defaulttitle/g.6
new file mode 100644
index 0000000..3a71c0a
--- /dev/null
+++ b/test/results/defaulttitle/g.6
@@ -0,0 +1 @@
+Red Hat Linux (2.4.7-ac3)
diff --git a/test/results/defaulttitle/g.7 b/test/results/defaulttitle/g.7
new file mode 100644
index 0000000..3a71c0a
--- /dev/null
+++ b/test/results/defaulttitle/g.7
@@ -0,0 +1 @@
+Red Hat Linux (2.4.7-ac3)
diff --git a/test/results/defaulttitle/g.8 b/test/results/defaulttitle/g.8
new file mode 100644
index 0000000..1ae63f2
--- /dev/null
+++ b/test/results/defaulttitle/g.8
@@ -0,0 +1 @@
+Red Hat Linux (2.4.7-2)
diff --git a/test/results/defaulttitle/g.9 b/test/results/defaulttitle/g.9
new file mode 100644
index 0000000..ed80cb1
--- /dev/null
+++ b/test/results/defaulttitle/g.9
@@ -0,0 +1 @@
+Red Hat Linux (2.4.7-2smp)
diff --git a/test/results/defaulttitle/g2.1 b/test/results/defaulttitle/g2.1
new file mode 100644
index 0000000..e72b5c9
--- /dev/null
+++ b/test/results/defaulttitle/g2.1
@@ -0,0 +1 @@
+Linux, with Linux 2.6.38.8-32.fc15.x86_64
diff --git a/test/results/defaulttitle/g2.2 b/test/results/defaulttitle/g2.2
new file mode 100644
index 0000000..787215d
--- /dev/null
+++ b/test/results/defaulttitle/g2.2
@@ -0,0 +1 @@
+title
--
1.7.6.4
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