build-aria2: exit only on cd fail

Having no idea why ci fails.

build-aria2.sh

@@ -1,5 +1,4 @@
 #!bash
-set -e
 case $MSYSTEM in
 MINGW32)
     export MINGW_PACKAGE_PREFIX=mingw-w64-i686
@@ -21,10 +20,8 @@ if [[ "${GIT_USER_EMAIL}" = "" ]]; then
     git config --global user.email "[email protected]"
 fi
 
-set +e
 pacman -S --noconfirm --needed $MINGW_PACKAGE_PREFIX-gcc \
     $MINGW_PACKAGE_PREFIX-winpthreads
-set -e
 
 PREFIX=/usr/local/$HOST
 CPUCOUNT=$(grep -c ^processor /proc/cpuinfo)
@@ -54,14 +51,12 @@ get_last_version() {
 }
 
 # expat
-set +e
 expat_ver="$(clean_html_index https://sourceforge.net/projects/expat/files/expat/ 'expat/[0-9]+\.[0-9]+\.[0-9]+')"
 expat_ver="$(get_last_version "${expat_ver}" expat '2\.\d+\.\d+')"
 expat_ver="${expat_ver:-2.2.10}"
-set -e
 wget -c --no-check-certificate "https://downloads.sourceforge.net/project/expat/expat/${expat_ver}/expat-${expat_ver}.tar.bz2"
 tar xf "expat-${expat_ver}.tar.bz2"
-cd "expat-${expat_ver}"
+cd "expat-${expat_ver}" || exit 1
 ./configure \
     --disable-shared \
     --enable-static \
@@ -72,16 +67,14 @@ cd ..
 rm -rf "expat-${expat_ver}"
 
 # sqlite
-set +e
 sqlite_ver=$(clean_html_index_sqlite "https://www.sqlite.org/download.html")
 [[ ! "$sqlite_ver" ]] && sqlite_ver="2020/sqlite-autoconf-3340000.tar.gz"
 sqlite_file=$(echo ${sqlite_ver} | grep -ioP "(sqlite-autoconf-\d+\.tar\.gz)")
 wget -c --no-check-certificate "https://www.sqlite.org/${sqlite_ver}"
-set -e
 tar xf "${sqlite_file}"
 echo ${sqlite_ver}
 sqlite_name=$(echo ${sqlite_ver} | grep -ioP "(sqlite-autoconf-\d+)")
-cd "${sqlite_name}"
+cd "${sqlite_name}" || exit 1
 ./configure \
     --disable-shared \
     --enable-static \
@@ -92,16 +85,14 @@ cd ..
 rm -rf "${sqlite_name}"
 
 # c-ares: Async DNS support
-set +e
 [[ ! "$cares_ver" ]] &&
     cares_ver="$(clean_html_index https://c-ares.haxx.se/)" &&
     cares_ver="$(get_last_version "$cares_ver" c-ares "1\.\d+\.\d")"
 cares_ver="${cares_ver:-1.17.1}"
-set -e
 echo "c-ares-${cares_ver}"
 wget -c --no-check-certificate "https://c-ares.haxx.se/download/c-ares-${cares_ver}.tar.gz"
 tar xf "c-ares-${cares_ver}.tar.gz"
-cd "c-ares-${cares_ver}"
+cd "c-ares-${cares_ver}" || exit 1
 # https://github.com/c-ares/c-ares/issues/384
 # https://github.com/c-ares/c-ares/commit/c35f8ff50710cd38776e9560389504dbd96307fa
 if [ "${cares_ver}" = "1.17.1" ]; then
@@ -120,12 +111,10 @@ cd ..
 rm -rf "c-ares-${cares_ver}"
 
 # libssh2
-set +e
 [[ ! "$ssh_ver" ]] &&
     ssh_ver="$(clean_html_index https://libssh2.org/download/)" &&
     ssh_ver="$(get_last_version "$ssh_ver" tar.gz "1\.\d+\.\d")"
 ssh_ver="${ssh_ver:-1.9.0}"
-set -e
 echo "${ssh_ver}"
 wget -c --no-check-certificate "https://libssh2.org/download/libssh2-${ssh_ver}.tar.gz"
 tar xf "libssh2-${ssh_ver}.tar.gz"
@@ -146,16 +135,14 @@ make install -j$CPUCOUNT
 cd ..
 rm -rf "libssh2-${ssh_ver}"
 
-set +e
-
 if [[ -d aria2 ]]; then
     cd aria2
     git checkout master || git checkout HEAD
     git reset --hard origin || git reset --hard
     git pull
 else
     git clone https://github.com/aria2/aria2 --depth=1 --config http.sslVerify=false
-    cd aria2
+    cd aria2 || exit 1
 fi
 git checkout -b patch
 git am -3 ../aria2-*.patch