Move the absolute filename detection to a new function to reduce code
duplication.

This patch also fixes the --allsource option that did not include remote
source files if they reside in $startdir instead of $SRCDEST.

Signed-off-by: Cedric Staniewski <[email protected]>
---

Finally finished this quiet old patch[1]. However, I am not completely happy
with it:

1) error_source_file_not_found is an ugly name; need to find a better/shorter
one. It's not possible to correctly exit makepkg from within a subshell anymore 
which
why these file=... || error_source_file_not_found checks are necessary.

2) The part in download_sources is rather ugly too. Do we really need to
distinguish between source files from build dir and from cache?


I think I've tested every changed function, but please do further testing. This
patch is rebased on master and Dieter's patch[2].

[1] http://mailman.archlinux.org/pipermail/pacman-dev/2009-October/009755.html
[2] http://mailman.archlinux.org/pipermail/pacman-dev/2010-May/010779.html

scripts/makepkg.sh.in |  106 +++++++++++++++++++++++++-----------------------
 1 files changed, 55 insertions(+), 51 deletions(-)

diff --git a/scripts/makepkg.sh.in b/scripts/makepkg.sh.in
index 9741879..96c5d12 100644
--- a/scripts/makepkg.sh.in
+++ b/scripts/makepkg.sh.in
@@ -179,6 +179,32 @@ trap 'trap_exit "$(gettext "An unknown error has occurred. 
Exiting...")"' ERR
 # 1) "filename::http://path/to/file";
 # 2) "http://path/to/file";
 
+# return the absolute filename of an source entry
+#
+# this function accepts a source entry or the already extracted filename of a
+# source entry as input
+get_absolute_filename() {
+       local file="$(get_filename "$1")"
+
+       if [[ -f "$startdir/$file" ]] ; then
+               file="$startdir/$file"
+       else
+               if [[ -f "$SRCDEST/$file" ]] ; then
+                       file="$SRCDEST/$file"
+               else
+                       return 1
+               fi
+       fi
+
+       echo "$file"
+}
+
+error_source_file_not_found() {
+       error "$(gettext "Unable to find source file %s.")" "$file"
+       plain "$(gettext "Aborting...")"
+       exit 1 # $E_MISSING_FILE
+}
+
 # extract the filename from a source entry
 get_filename() {
        # if a filename is specified, use it
@@ -458,20 +484,24 @@ download_sources() {
 
        local netfile
        for netfile in "${sour...@]}"; do
-               local file=$(get_filename "$netfile")
-               local url=$(get_url "$netfile")
-               if [[ -f $startdir/$file ]]; then
-                       msg2 "$(gettext "Found %s in build dir")" "$file"
-                       rm -f "$srcdir/$file"
-                       ln -s "$startdir/$file" "$srcdir/"
-                       continue
-               elif [[ -f $SRCDEST/$file ]]; then
-                       msg2 "$(gettext "Using cached copy of %s")" "$file"
-                       rm -f "$srcdir/$file"
-                       ln -s "$SRCDEST/$file" "$srcdir/"
+               local file
+               if file=$(get_absolute_filename "$netfile"); then
+                       if [[ ${file%/*} = $startdir ]]; then
+                               msg2 "$(gettext "Found %s in build dir")" 
"${file##*/}"
+                       elif [[ ${file%/*} = $SRCDEST ]]; then
+                               msg2 "$(gettext "Using cached copy of %s")" 
"${file##*/}"
+                       else
+                               # should never be reached
+                               error 'Source file found but it neither exists 
in $startdir nor $SRCDEST.'
+                               exit 1
+                       fi
+                       ln -sf "$file" "$srcdir/"
                        continue
                fi
 
+               file=$(get_filename "$netfile")
+               local url=$(get_url "$netfile")
+
                # if we get here, check to make sure it was a URL, else fail
                if [[ $file = $url ]]; then
                        error "$(gettext "%s was not found in the build 
directory and is not a URL.")" "$file"
@@ -553,18 +583,7 @@ generate_checksums() {
 
                local netfile
                for netfile in "${sour...@]}"; do
-                       local file="$(get_filename "$netfile")"
-
-                       if [[ ! -f $file ]] ; then
-                               if [[ ! -f $SRCDEST/$file ]] ; then
-                                       error "$(gettext "Unable to find source 
file %s to generate checksum.")" "$file"
-                                       plain "$(gettext "Aborting...")"
-                                       exit 1
-                               else
-                                       file="$SRCDEST/$file"
-                               fi
-                       fi
-
+                       local file="$(get_absolute_filename "$netfile")" || 
error_source_file_not_found
                        local sum="$(openssl dgst -${integ} "$file")"
                        sum=${sum##* }
                        (( ct )) && echo -n "$indent"
@@ -600,14 +619,10 @@ check_checksums() {
                                file="$(get_filename "$file")"
                                echo -n "    $file ... " >&2
 
-                               if [[ ! -f $file ]] ; then
-                                       if [[ ! -f $SRCDEST/$file ]] ; then
-                                               echo "$(gettext "NOT FOUND")" 
>&2
-                                               errors=1
-                                               found=0
-                                       else
-                                               file="$SRCDEST/$file"
-                                       fi
+                               if ! file="$(get_absolute_filename "$file")"; 
then
+                                       echo "$(gettext "NOT FOUND")" >&2
+                                       errors=1
+                                       found=0
                                fi
 
                                if (( $found )) ; then
@@ -645,25 +660,17 @@ extract_sources() {
        msg "$(gettext "Extracting Sources...")"
        local netfile
        for netfile in "${sour...@]}"; do
-               file=$(get_filename "$netfile")
+               absfile="$(get_absolute_filename "$netfile")" || 
error_source_file_not_found
+               file=${absfile##*/}
                if in_array "$file" ${noextra...@]}; then
                        #skip source files in the noextract=() array
                        #  these are marked explicitly to NOT be extracted
                        continue
                fi
 
-               if [[ ! -f $file ]] ; then
-                       if [[ ! -f $SRCDEST/$file ]] ; then
-                               error "$(gettext "Unable to find source file %s 
for extraction.")" "$file"
-                               plain "$(gettext "Aborting...")"
-                               exit 1
-                       else
-                               file="$SRCDEST/$file"
-                       fi
-               fi
 
                # fix flyspray #6246
-               local file_type=$(file -bizL "$file")
+               local file_type=$(file -bizL "$absfile")
                local ext=${file##*.}
                local cmd=''
                case "$file_type" in
@@ -693,10 +700,10 @@ extract_sources() {
                local ret=0
                msg2 "$(gettext "Extracting %s with %s")" "$file" "$cmd"
                if [[ $cmd = bsdtar ]]; then
-                       $cmd -xf "$file" || ret=$?
+                       $cmd -xf "$absfile" || ret=$?
                else
                        rm -f "${file%.*}"
-                       $cmd -dcf "$file" > "${file%.*}" || ret=$?
+                       $cmd -dcf "$absfile" > "${file%.*}" || ret=$?
                fi
                if (( ret )); then
                        error "$(gettext "Failed to extract %s")" "$file"
@@ -1091,13 +1098,10 @@ create_srcpackage() {
 
        local netfile
        for netfile in "${sour...@]}"; do
-               local file=$(get_filename "$netfile")
-               if [[ -f $netfile ]]; then
-                       msg2 "$(gettext "Adding %s...")" "$netfile"
-                       ln -s "${startdir}/$netfile" "${srclinks}/${pkgbase}"
-               elif (( SOURCEONLY == 2 )) && [[ -f $SRCDEST/$file ]]; then
-                       msg2 "$(gettext "Adding %s...")" "$file"
-                       ln -s "$SRCDEST/$file" "${srclinks}/${pkgbase}/"
+               if [[ -f $netfile ]] || (( SOURCEONLY == 2 )); then
+                       local file=$(get_absolute_filename "$netfile") || 
error_source_file_not_found
+                       msg2 "$(gettext "Adding %s...")" "${file##*/}"
+                       ln -s "$file" "${srclinks}/${pkgbase}"
                fi
        done
 
-- 
1.7.1


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