configure: simplify exit traps

[ffmpeg] / configure

diff --git a/configure b/configure
index fccb65b1ab894dd4f301a69f7b3278f26e9416fe..0f1c62d68312cc6d3f84af1574e9dd7b1e43212e 100755 (executable)
--- a/configure
+++ b/configure
@@ -1352,19 +1352,19 @@ libxavs_encoder_deps="libxavs"
 libxvid_encoder_deps="libxvid"
 
 # demuxers / muxers
-ac3_demuxer_deps="ac3_parser"
+ac3_demuxer_select="ac3_parser"
 asf_stream_muxer_select="asf_muxer"
 avisynth_demuxer_deps="avisynth"
-dirac_demuxer_deps="dirac_parser"
+dirac_demuxer_select="dirac_parser"
 eac3_demuxer_select="ac3_parser"
-flac_demuxer_deps="flac_parser"
+flac_demuxer_select="flac_parser"
 ipod_muxer_select="mov_muxer"
 libnut_demuxer_deps="libnut"
 libnut_muxer_deps="libnut"
 matroska_audio_muxer_select="matroska_muxer"
 matroska_demuxer_suggest="zlib bzlib"
 mov_demuxer_suggest="zlib"
-mp3_demuxer_deps="mpegaudio_parser"
+mp3_demuxer_select="mpegaudio_parser"
 mp4_muxer_select="mov_muxer"
 mpegtsraw_demuxer_select="mpegts_demuxer"
 mxf_d10_muxer_select="mxf_muxer"
@@ -1486,6 +1486,7 @@ test_deps _encoder _decoder                                             \
     pbm=pbmpipe                                                         \
     pcx                                                                 \
     pgm="pgm pgmpipe"                                                   \
+    png                                                                 \
     ppm="ppm ppmpipe"                                                   \
     rawvideo="rgb yuv"                                                  \
     roq                                                                 \
@@ -1792,11 +1793,11 @@ HOSTEXESUF=$(exesuf $host_os)
 : ${TMPDIR:=$TMP}
 : ${TMPDIR:=/tmp}
 
-if ! check_cmd type mktemp; then
+if ! check_cmd mktemp -u; then
     # simple replacement for missing mktemp
     # NOT SAFE FOR GENERAL USE
     mktemp(){
-        echo "${2%XXX*}.${HOSTNAME}.${UID}.$$"
+        echo "${2%%XXX*}.${HOSTNAME}.${UID}.$$"
     }
 fi
 
@@ -1809,7 +1810,6 @@ tmpfile(){
 }
 
 trap 'rm -f -- $TMPFILES' EXIT
-trap exit HUP INT TERM
 
 tmpfile TMPC  .c
 tmpfile TMPE  $EXESUF
@@ -2526,10 +2526,18 @@ elif enabled arm; then
     check_cflags -marm
     nogas=die
 
-    check_ld <<EOF && enable vfp_args
+    if     check_cpp_condition stddef.h "defined __ARM_PCS_VFP"; then
+        enable vfp_args
+    elif ! check_cpp_condition stddef.h "defined __ARM_PCS || defined __SOFTFP__"; then
+        case "${cross_prefix:-$cc}" in
+            *hardfloat*)         enable vfp_args;   fpabi=vfp ;;
+            *) check_ld <<EOF && enable vfp_args && fpabi=vfp || fpabi=soft ;;
 __asm__ (".eabi_attribute 28, 1");
 int main(void) { return 0; }
 EOF
+        esac
+        warn "Compiler does not indicate floating-point ABI, guessing $fpabi."
+    fi
 
     # We have to check if pld is a nop and disable it.
     check_asm pld '"pld [r0]"'
@@ -2969,6 +2977,8 @@ elif enabled armcc; then
     # 2523: use of inline assembler is deprecated
     add_cflags -W${armcc_opt},--diag_suppress=2523
     add_cflags -W${armcc_opt},--diag_suppress=1207
+    add_cflags -W${armcc_opt},--diag_suppress=1293 # assignment in condition
+    add_cflags -W${armcc_opt},--diag_suppress=3343 # hardfp compat
 elif enabled tms470; then
     add_cflags -pds=824 -pds=837
 fi
@@ -3245,7 +3255,6 @@ cat > $TMPH <<EOF
 #define CC_TYPE "$cc_type"
 #define CC_VERSION $cc_version
 #define restrict $_restrict
-#define ASMALIGN(ZEROBITS) ".p2align " #ZEROBITS "\\n\\t"
 #define EXTERN_PREFIX "${extern_prefix}"
 #define EXTERN_ASM ${extern_prefix}
 #define SLIBSUF "$SLIBSUF"