Modify pgrminclude -v to report include files that can't be compiled on
their own. Avoid compile problems with defines being redefined after the removal of the #if blocks. Change script to use shell functions for simplicity.
This commit is contained in:
Bruce Momjian
parent
a49fbaaf8d
commit
94db6664e2
@ -7,21 +7,22 @@ then echo "pgdefine must be in your PATH" 1>&2
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fi
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trap "rm -f /tmp/$$.c /tmp/$$.o /tmp/$$ /tmp/$$a /tmp/$$b" 0 1 2 3 15
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# do include files first
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(find . \( -name .git -a -prune \) -o -type f -name '*.h' -print;
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find . \( -name .git -a -prune \) -o -type f -name '*.c' -print ) |
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grep -v '\./postgres.h' |
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grep -v '\./postgres_fe.h' |
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grep -v '\./pg_config.h' |
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grep -v '\./c.h' |
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while read FILE
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do
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if [ `expr $FILE : '.*\.h$'` -ne 0 ]
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then IS_INCLUDE="Y"
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else IS_INCLUDE="N"
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fi
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# loop through all includes
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if [ "$1" = "-v" ]
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then VERBOSE="Y"
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else VERBOSE=""
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fi
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verbose_output() {
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if [ "$VERBOSE" ]
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then cat /tmp/$$
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cat /tmp/$$b
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nl /tmp/$$.c
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fi
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}
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process_includes_in_file() {
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# loop through all includes mentioned in the file
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cat "$FILE" |
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grep "^#include\>" |
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grep -v '/\* *pgrminclude *ignore *\*/' |
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@ -29,65 +30,97 @@ do
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grep -v 'parser/kwlist\.h' |
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grep -v '\.c$' |
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while read INCLUDE
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do
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if [ "$1" = "-v" ]
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do if [ "$VERBOSE" ]
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then echo "checking $FILE $INCLUDE"
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fi
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[ -s /usr/include/$INCLUDE ] && continue
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[ "$INCLUDE" = postgres.h ] && continue
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[ "$INCLUDE" = postgres_fe.h ] && continue
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[ "$INCLUDE" = pg_config.h ] && continue
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[ "$INCLUDE" = c.h ] && continue
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# preserve configure-specific includes
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# these includes are surrounded by #ifdef's
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grep -B1 '^#include[ ][ ]*[<"]'"$INCLUDE"'[>"]' "$FILE" |
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egrep -q '^#if|^#else|^#elif' && continue
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grep -A1 '^#include[ ][ ]*[<"]'"$INCLUDE"'[>"]' "$FILE" |
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egrep -q '^#else|^#elif|^#endif' && continue
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# Remove all #if and #ifdef blocks because the blocks
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# might contain code that is not compiled on this platform.
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cat "$FILE" |
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grep -v "^#if" |
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grep -v "^#else" |
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grep -v "^#elif" |
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grep -v "^#endif" >/tmp/$$a
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# set up initial file contents
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grep -v '^#include[ ][ ]*[<"]'"$INCLUDE"'[>"]' \
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/tmp/$$a >/tmp/$$b
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if [ "$IS_INCLUDE" = "Y" ]
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then echo "#include \"postgres.h\"" >/tmp/$$.c
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else >/tmp/$$.c
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fi
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echo "#include \"/tmp/$$b\"" >>/tmp/$$.c
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echo "void include_test(void);" >>/tmp/$$.c
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echo "void include_test() {" >>/tmp/$$.c
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if [ "$IS_INCLUDE" = "Y" ]
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then pgdefine "$FILE" >>/tmp/$$.c
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fi
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echo "}" >>/tmp/$$.c
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# Use -O1 to get warnings only generated by optimization,
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# but -O2 is too slow.
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cc -fsyntax-only -Werror -Wall -Wmissing-prototypes \
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-Wmissing-declarations -I/pg/include -I/pg/backend \
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-I/pg/interfaces/libpq -I`dirname $FILE` $CFLAGS -O1 -c /tmp/$$.c \
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-o /tmp/$$.o >/tmp/$$ 2>&1
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if [ "$?" -eq 0 ]
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then echo "$FILE $INCLUDE"
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if [ "$1" = "-v" ]
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then cat /tmp/$$
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cat /tmp/$$b
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cat /tmp/$$.c
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fi
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grep -v '^#include[ ][ ]*[<"]'"$INCLUDE"'[>"]' \
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"$FILE" >/tmp/$$b
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mv /tmp/$$b "$FILE"
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fi
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compile_file
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done
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}
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compile_file() {
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[ "$INCLUDE" -a -s /usr/include/"$INCLUDE" ] && continue
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[ "$INCLUDE" = "postgres.h" ] && continue
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[ "$INCLUDE" = "postgres_fe.h" ] && continue
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[ "$INCLUDE" = "pg_config.h" ] && continue
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[ "$INCLUDE" = "c.h" ] && continue
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# preserve configure-specific includes
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# these includes are surrounded by #ifdef's
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grep -B1 '^#include[ ][ ]*[<"]'"$INCLUDE"'[>"]' "$FILE" |
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egrep -q '^#if|^#else|^#elif' && continue
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grep -A1 '^#include[ ][ ]*[<"]'"$INCLUDE"'[>"]' "$FILE" |
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egrep -q '^#else|^#elif|^#endif' && continue
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# Remove all #if and #ifdef blocks because the blocks
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# might contain code that is not compiled on this platform.
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cat "$FILE" |
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grep -v "^#if" |
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grep -v "^#else" |
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grep -v "^#elif" |
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grep -v "^#endif" |
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# with #if blocks gone, now undef #defines to avoid redefine
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# warning and failure
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sed 's/#define[ ][ ]*\([A-Za-z0-9_]*\).*$/#undef \1\n&/' >/tmp/$$a
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# set up initial file contents
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grep -v '^#include[ ][ ]*[<"]'"$INCLUDE"'[>"]' \
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/tmp/$$a >/tmp/$$b
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if [ "$IS_INCLUDE" = "Y" ]
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then echo "#include \"postgres.h\"" >/tmp/$$.c
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else >/tmp/$$.c
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fi
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echo "#include \"/tmp/$$b\"" >>/tmp/$$.c
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# supress fcinfo errors
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echo "#undef PG_GETARG_DATUM" >>/tmp/$$.c
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echo "#define PG_GETARG_DATUM(n)" >>/tmp/$$.c
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echo "void include_test(void);" >>/tmp/$$.c
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echo "void include_test() {" >>/tmp/$$.c
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if [ "$IS_INCLUDE" = "Y" ]
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then pgdefine "$FILE" >>/tmp/$$.c
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fi
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echo "}" >>/tmp/$$.c
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# Use -O1 to get warnings only generated by optimization,
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# but -O2 is too slow.
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cc -fsyntax-only -Werror -Wall -Wmissing-prototypes \
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-Wmissing-declarations -I/pg/include -I/pg/backend \
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-I/pg/interfaces/libpq -I`dirname $FILE` $CFLAGS -O1 -c /tmp/$$.c \
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-o /tmp/$$.o >/tmp/$$ 2>&1
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if [ "$?" -eq 0 ]
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then [ "$INCLUDE" -o "$VERBOSE" ] && echo "$FILE $INCLUDE"
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grep -v '^#include[ ][ ]*[<"]'"$INCLUDE"'[>"]' \
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"$FILE" >/tmp/$$b
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mv /tmp/$$b "$FILE"
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return 0
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else return 1
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fi
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}
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# Process include files first because they can affect the compilation
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# of *.c files.
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(find . \( -name .git -a -prune \) -o -type f -name '*.h' -print;
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find . \( -name .git -a -prune \) -o -type f -name '*.c' -print ) |
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grep -v '/postgres.h$' |
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grep -v '/postgres_fe.h$' |
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grep -v '/pg_config.h$' |
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grep -v '\./c.h$' |
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while read FILE
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do
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if [ `expr $FILE : '.*\.h$'` -ne 0 ]
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then IS_INCLUDE="Y"
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else IS_INCLUDE="N"
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fi
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# Can we compile the file with all existing includes?
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INCLUDE=""
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compile_file
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# If the file can't be compiled on its own, there is no sense
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# trying to remove the include files.
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if [ "$?" -ne 0 ]
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then echo "cannot compile $FILE with existing includes"
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verbose_output
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else process_includes_in_file
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fi
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done
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