diff options
| -rw-r--r-- | scripts/pkgdelta.sh.in | 28 |
1 files changed, 12 insertions, 16 deletions
diff --git a/scripts/pkgdelta.sh.in b/scripts/pkgdelta.sh.in index 08835ac8..f9b40c96 100644 --- a/scripts/pkgdelta.sh.in +++ b/scripts/pkgdelta.sh.in @@ -72,23 +72,19 @@ isnumeric() { [[ $1 != *[!0-9]* ]] } -read_pkginfo() -{ - pkgname= pkgver= arch= - local OLDIFS=$IFS - # IFS (field separator) is only the newline character - IFS=" -" - local line var val - for line in $(bsdtar -xOqf "$1" .PKGINFO 2>/dev/null | - grep -v "^#" | sed 's|\(\w*\)\s*=\s*\(.*\)|\1="\2"|'); do - eval "$line" - if [[ -n $pkgname && -n $pkgver && -n $arch ]]; then - IFS=$OLDIFS - return 0 - fi +read_pkginfo() { + while IFS='=' read -r field value; do + # skip comments and invalid lines + [[ $field = '#'* || -z $value ]] && continue + + # skip lines which aren't fields we care about + [[ $field != @(pkgver|pkgname|arch) ]] || continue + + declare "$field=$value" + + [[ $pkgname && $pkgver && $arch ]] && return 0 done - IFS=$OLDIFS + error "$(gettext "Invalid package file '%s'.")" "$1" return 1 } |