[PATCH 01/22] ver_linux: gcc -dumpversion, use regex to find version number

Alexander Kapshuk
2015-10-12T18:40:38Z

Rely on regex to find the version number, rather than a field number.

Signed-off-by: Alexander Kapshuk <alexander.kapshuk@gmail.com>
---
scripts/ver_linux | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/scripts/ver_linux b/scripts/ver_linux
index 7de36df..af6467e 100755
--- a/scripts/ver_linux
+++ b/scripts/ver_linux
@@ -11,8 +11,12 @@ echo ' '
uname -a
echo ' '

-gcc -dumpversion 2>&1| awk \
-'NR==1{print "Gnu C ", $1}'
+gcc -dumpversion 2>&1 |
+awk '/[0-9]+([.]?[0-9]+)+/ && !/not found$/{
+ match($0, /[0-9]+([.]?[0-9]+)+/)
+ printf("GNU C\t\t\t%s\n",
+ substr($0,RSTART,RLENGTH))
+}'

make --version 2>&1 | awk -F, '{print $1}' | awk \
'/GNU Make/{print "Gnu make ",$NF}'
--
2.4.9