git-r3.eclass: Fix var names for packages starting with digits, #596912

Fix live variable names for packages whose names start with digits.
Since variable names can not start with digits in bash, just prepend
an underscore to them.

diff --git a/eclass/git-r3.eclass b/eclass/git-r3.eclass
index 817638dc0de471cd7e54fb70142a08d3ea943e74..f76f1a7ea5966636efe2c07c5689384b1f7fedcf 100644 (file)
--- a/eclass/git-r3.eclass
+++ b/eclass/git-r3.eclass
@@ -253,6 +253,7 @@ _git-r3_env_setup() {
 
        local esc_pn livevar
        esc_pn=${PN//[-+]/_}
+       [[ ${esc_pn} == [0-9]* ]] && esc_pn=_${esc_pn}
 
        livevar=${esc_pn}_LIVE_REPO
        EGIT_REPO_URI=${!livevar-${EGIT_REPO_URI}}