121 lines
4.3 KiB
Diff
121 lines
4.3 KiB
Diff
Index: configure.ac
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===================================================================
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--- configure.ac.orig
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+++ configure.ac
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@@ -97,6 +97,45 @@ AM_CONDITIONAL(BUILD_PYTHON,[test "$buil
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dnl Handle local dict compiling properly
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AC_SUBST(CROSS_COMPILING, $cross_compiling)
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+dnl ************************************************************
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+dnl Enable hiding of internal symbols in library to reduce its size and
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+dnl speed dynamic linking of applications. This currently is only supported
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+dnl on gcc >= 4.0 and SunPro C.
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+dnl
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+AC_MSG_CHECKING([whether to enable hidden symbols in the library])
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+AC_ARG_ENABLE(hidden-symbols,
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+AC_HELP_STRING([--enable-hidden-symbols],[Hide internal symbols in library])
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+AC_HELP_STRING([--disable-hidden-symbols],[Leave all symbols with default visibility in library]),
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+[ case "$enableval" in
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+ no)
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+ AC_MSG_RESULT(no)
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+ ;;
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+ *)
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+ AC_MSG_CHECKING([whether $CC supports it])
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+ if test "$GCC" = yes ; then
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+ if $CC --help --verbose 2>&1 | grep fvisibility= > /dev/null ; then
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+ AC_MSG_RESULT(yes)
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+ AC_DEFINE(CRACKLIB_API, [extern __attribute__ ((visibility ("default")))], [to make a symbol visible])
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+ CFLAGS="$CFLAGS -fvisibility=hidden"
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+ else
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+ AC_MSG_RESULT(no)
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+ fi
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++
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+ else
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+ dnl Test for SunPro cc
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+ if $CC 2>&1 | grep flags >/dev/null && $CC -flags | grep xldscope= >/dev/null ; then
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+ AC_MSG_RESULT(yes)
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+ AC_DEFINE(CRACKLIB_API, [__global], [to make a symbol visible])
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+ CFLAGS="$CFLAGS -xldscope=hidden"
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+ else
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+ AC_MSG_RESULT(no)
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+ fi
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+ fi
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+ ;;
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+ esac ],
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+ AC_MSG_RESULT(no)
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+)
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+
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AC_CONFIG_FILES([util/Makefile lib/Makefile doc/Makefile python/Makefile Makefile \
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python/setup.py \
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po/Makefile.in m4/Makefile dicts/Makefile cracklib.spec])
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Index: lib/crack.h
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===================================================================
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--- lib/crack.h.orig
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+++ lib/crack.h
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@@ -5,6 +5,10 @@
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extern "C" {
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#endif
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+#ifndef CRACKLIB_API
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+#define CRACKLIB_API extern
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+#endif
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+
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/* Pass these functions a password (pw) and a path to the
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* dictionaries (/usr/lib/cracklib_dict should be specified)
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* and it will either return a NULL string, meaning that the
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@@ -18,13 +22,13 @@ extern "C" {
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* You must link with -lcrack
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*/
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-extern const char *FascistCheck(const char *pw, const char *dictpath);
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-extern const char *FascistCheckUser(const char *pw, const char *dictpath,
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+CRACKLIB_API const char *FascistCheck(const char *pw, const char *dictpath);
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+CRACKLIB_API const char *FascistCheckUser(const char *pw, const char *dictpath,
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const char *user, const char *gecos);
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/* This function returns the compiled in value for DEFAULT_CRACKLIB_DICT.
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*/
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-extern const char *GetDefaultCracklibDict(void);
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+CRACKLIB_API const char *GetDefaultCracklibDict(void);
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#ifdef __cplusplus
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};
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Index: lib/packer.h
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===================================================================
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--- lib/packer.h.orig
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+++ lib/packer.h
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@@ -66,7 +66,7 @@ typedef struct
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#define PIH_MAGIC 0x70775631
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/* Internal routines */
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-extern char *GetPW(PWDICT *pwp, uint32_t number);
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+CRACKLIB_API char *GetPW(PWDICT *pwp, uint32_t number);
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#else
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@@ -77,15 +77,15 @@ typedef struct {
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#endif
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-extern PWDICT *PWOpen(const char *prefix, char *mode);
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-extern int PWClose(PWDICT *pwp);
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-extern unsigned int FindPW(PWDICT *pwp, char *string);
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-extern int PutPW(PWDICT *pwp, char *string);
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-extern int PMatch(char *control, char *string);
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-extern char *Mangle(char *input, char *control);
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-extern char Chop(char *string);
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-extern char *Trim(char *string);
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-extern char *FascistLook(PWDICT *pwp, char *instring);
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+CRACKLIB_API PWDICT *PWOpen(const char *prefix, char *mode);
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+CRACKLIB_API int PWClose(PWDICT *pwp);
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+CRACKLIB_API unsigned int FindPW(PWDICT *pwp, char *string);
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+CRACKLIB_API int PutPW(PWDICT *pwp, char *string);
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+CRACKLIB_API int PMatch(char *control, char *string);
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+CRACKLIB_API char *Mangle(char *input, char *control);
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+CRACKLIB_API char Chop(char *string);
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+CRACKLIB_API char *Trim(char *string);
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+CRACKLIB_API char *FascistLook(PWDICT *pwp, char *instring);
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extern char *FascistLookUser(PWDICT *pwp, char *instring, const char *user, const char *gecos);
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extern char *FascistGecos(char *password, int uid);
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extern char *FascistGecosUser(char *password, const char *user, const char *gecos);
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