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authorescoffon <escoffon>1998-07-22 13:39:28 (GMT)
committerescoffon <escoffon>1998-07-22 13:39:28 (GMT)
commit4b30f059a8862f77079033a74b10f2522d7cc460 (patch)
tree0bb268e0d60763ccab65baf89734e7825afdfa38 /unix
parent4f44a7f538df22b28f9c746b923dc6458bace717 (diff)
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Added support for specifying warning flags for the compiler, with checks
for gcc and appropriate defaults.
Diffstat (limited to 'unix')
-rw-r--r--unix/Makefile.in6
-rw-r--r--unix/configure.in8
2 files changed, 13 insertions, 1 deletions
diff --git a/unix/Makefile.in b/unix/Makefile.in
index 63a56a5..0b3989d 100644
--- a/unix/Makefile.in
+++ b/unix/Makefile.in
@@ -84,6 +84,9 @@ TCL_BIN_DIR = @TCL_BIN_DIR@
# Libraries built with optimization switches have this additional extension
DBGX = @DBGX@
+# warning flags
+CFLAGS_WARNING = @CFLAGS_WARNING@
+
# The default switches for optimization or debugging
CFLAGS_DEBUG = @CFLAGS_DEBUG@
CFLAGS_OPTIMIZE = @CFLAGS_OPTIMIZE@
@@ -200,7 +203,8 @@ TOOL_DIR = @TCL_SRC_DIR@/tools
CC = @CC@
-CC_SWITCHES = ${CFLAGS} ${TK_SHLIB_CFLAGS} -I${UNIX_DIR} -I${GENERIC_DIR} \
+CC_SWITCHES = ${CFLAGS} ${CFLAGS_WARNING} ${TK_SHLIB_CFLAGS} \
+-I${UNIX_DIR} -I${GENERIC_DIR} \
-I${BMAP_DIR} -I${TCL_GENERIC_DIR} ${X11_INCLUDES} ${AC_FLAGS} ${PROTO_FLAGS} \
${SECURITY_FLAGS} ${MEM_DEBUG_FLAGS} ${KEYSYM_FLAGS}
diff --git a/unix/configure.in b/unix/configure.in
index 54c897f..5579147 100644
--- a/unix/configure.in
+++ b/unix/configure.in
@@ -30,6 +30,13 @@ fi
AC_C_CROSS
AC_HAVE_HEADERS(unistd.h limits.h)
+# set the warning flags depending on whether or not we are using gcc
+if test "${GCC}" = "yes" ; then
+ CFLAGS_WARNING="-Wall -Wconversion"
+else
+ CFLAGS_WARNING=""
+fi
+
#--------------------------------------------------------------------
# See if there was a command-line option for where Tcl is; if
# not, assume that its top-level directory is a sibling of ours.
@@ -394,6 +401,7 @@ TK_LIB_SPEC="-L${exec_prefix}/lib \${TK_LIB_FLAG}"
AC_SUBST(CFLAGS_DEBUG)
AC_SUBST(CFLAGS_DEFAULT)
AC_SUBST(CFLAGS_OPTIMIZE)
+AC_SUBST(CFLAGS_WARNING)
AC_SUBST(DBGX)
AC_SUBST(DL_LIBS)
AC_SUBST(LD_FLAGS)