aboutsummaryrefslogtreecommitdiff
path: root/math
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>1998-07-28 16:26:04 +0000
committerUlrich Drepper <drepper@redhat.com>1998-07-28 16:26:04 +0000
commite852e889444a8bf27f3e5075d064e9922b38e7e2 (patch)
tree75d2d4b1010a26d723daefef7909d1a6355929bc /math
parentc9243dacea19b7dcf36bb69ca83877d3ea905831 (diff)
downloadglibc-e852e889444a8bf27f3e5075d064e9922b38e7e2.zip
glibc-e852e889444a8bf27f3e5075d064e9922b38e7e2.tar.gz
glibc-e852e889444a8bf27f3e5075d064e9922b38e7e2.tar.bz2
Update.
1998-07-28 Ulrich Drepper <drepper@cygnus.com> * math/libm-test.c (tgamma_test): Remove redundant tests. 1998-07-28 16:20 Ulrich Drepper <drepper@cygnus.com> * sysdeps/generic/glob.c: Correct problems with */foo and GLOB_NOCHECK where foo does not exist in any of the subdirectories. Reported by Paul D. Smith <psmith@BayNetworks.COM>. * posix/globtest.sh: Add test for this bug. 1998-07-28 Mark Kettenis <kettenis@phys.uva.nl> * io/sys/statfs.h: Fix typos. * io/sys/statvfs.h: Fix typos. 1998-07-28 Ulrich Drepper <drepper@cygnus.com> * version.h (VERSION): Bump to 2.0.95. * math/Makefile (libm-calls): Remove w_gamma, add w_tgamma. * math/Versions [GLIBC_2.1]: Add tgamma, tgammaf, and tgammal. * math/libm-test.c: Split old gamma_test and move half of it in new function tgamma_test. * math/bits/mathcalls.h: Add declaration of tgamma. * sysdeps/libm-ieee754/k_standard.c: Change gamma errors into tgamma errors. * sysdeps/libm-ieee754/w_gamma.c: Remove lgamma compatibility code and rename to ... * sysdeps/libm-ieee754/w_tgamma.c: ... this. New file. * sysdeps/libm-ieee754/w_gammaf.c: Remove lgammaf compatibility code and rename to ... * sysdeps/libm-ieee754/w_tgammaf.c: ... this. New file. * sysdeps/libm-ieee754/w_gammal.c: Remove lgammal compatibility code and rename to ... * sysdeps/libm-ieee754/w_tgammal.c: ... this. New file. * sysdeps/libm-ieee754/w_lgamma.c: Add gamma as weak alias. * sysdeps/libm-ieee754/w_lgammaf.c: Likewise. * sysdeps/libm-ieee754/w_lgammal.c: Likewise. * stgdio-common/printf-parse.h: Implement handling of j, t, and z modifiers. * stdio-common/vfprintf.c: Likewise. * stdio-common/vfscanf.c: Likewise. * manual/stdio.texi: Document new printf/scanf modifiers. * sysdeps/unix/sysv/linux/recvmsg.c: Remove alias __recvmsg. * sysdeps/unix/sysv/linux/sendmsg.c: Remove alias __sendmsg. 1998-07-28 Thorsten Kukuk <kukuk@vt.uni-paderborn.de> * sunrpc/Makefile (routines): Add clnt_unix and svc_unix. * sunrpc/Versions: Add new *unix_create functions. * sunrpc/clnt_gen.c: Add support for RPC over AF_UNIX. * sunrpc/clnt_unix.c: New, client side of RPC over AF_UNIX. * sunrpc/key_call.c: Use RPC over AF_UNIX for communication with keyserv daemon. * sunrpc/rpc/clnt.h: Add AF_UNIX based RPC function prototypes. * sunrpc/rpc/svc.h: Likewise. * sunrpc/svc_authux.c: Copy internal auth flavor if none is given. * sunrpc/svc_tcp.c: Fix typos. * sunrpc/svc_unix.c: New, server side of AF_UNIX based RPC. * nis/Makefile: Remove currently not working cache functions. * nis/Versions: Add __nisbind_* functions for rpc.nisd. * nis/nis_call.c: Rewrite binding to a NIS+ server to reuse CLIENT handles. * nis/nis_file.c: Fix memory leaks. * nis/nis_intern.h: Move internal structs from here ... * nis/rpcsvc/nislib.h: ... to here for NIS+ server and tools. * nis/nis_lookup.c: Try at first if last client handle works. * nis/nis_table.c: Likewise. * nis/nis_checkpoint.c: Adjust __do_niscall2 parameters. * nis/nis_mkdir.c: Likewise. * nis/nis_ping.c: Likewise. * nis/nis_rmdir.c: Likewise. * nis/nis_server.c: Likewise. * nis/nis_util.c: Likewise. * nis/nis_findserv.c (__nis_findfastest): Little optimization. 1998-07-28 Andreas Jaeger <aj@arthur.rhein-neckar.de> * stdlib/strtol.c (STRTOL_LONG_MAX): Correct typo in last patch - define as LONG_MAX. 1998-07-28 09:31 Ulrich Drepper <drepper@cygnus.com> * nscd/connections.c (gr_send_answer): Deal with missing UIO_MAXIOV. Correct test whether writev send all data. * nscd/nscd_getgr_r.c (__nscd_getgr_r): Correct test whether readv received all data. 1998-07-28 Mark Kettenis <kettenis@phys.uva.nl> * nscd/nscd_getgr_r.c (__nscd_getgr_r): Deal with missing UIO_MAXIOV. 1998-07-28 Mark Kettenis <kettenis@phys.uva.nl> * sysdeps/mach/hurd/dl-sysdep.c (open_file): Change assert call to allow mode to be 0. (__xstat): New function. (__fxstat): New function. (_dl_sysdep_read_whole_file): Removed. The implementation in `elf/dl-misc.c' now also works for the Hurd.
Diffstat (limited to 'math')
-rw-r--r--math/Makefile2
-rw-r--r--math/Versions1
-rw-r--r--math/bits/mathcalls.h6
-rw-r--r--math/libm-test.c67
4 files changed, 39 insertions, 37 deletions
diff --git a/math/Makefile b/math/Makefile
index 9f2d336..4bd9580 100644
--- a/math/Makefile
+++ b/math/Makefile
@@ -49,7 +49,7 @@ libm-calls = e_acos e_acosh e_asin e_atan2 e_atanh e_cosh e_exp e_fmod \
s_modf s_nextafter s_nextafterx s_rint s_scalbn s_scalbln \
s_significand s_sin s_tan s_tanh w_acos w_acosh w_asin \
w_atan2 w_atanh w_cosh w_drem w_exp w_exp2 w_exp10 w_fmod \
- w_gamma w_hypot w_j0 w_j1 w_jn w_lgamma w_lgamma_r \
+ w_tgamma w_hypot w_j0 w_j1 w_jn w_lgamma w_lgamma_r \
w_log w_log10 w_pow w_remainder w_scalb w_sinh w_sqrt \
s_signbit s_fpclassify s_fmax s_fmin s_fdim s_nan s_trunc \
s_remquo s_log2 s_exp2 s_round s_nearbyint s_sincos \
diff --git a/math/Versions b/math/Versions
index 8864ef1..580fa25 100644
--- a/math/Versions
+++ b/math/Versions
@@ -111,6 +111,7 @@ libm {
scalbln; scalblnf; scalblnl;
sincos; sincosf; sincosl;
trunc; truncf; truncl;
+ tgamma; tgammaf; tgammal;
# complex functions
cabs; cabsf; cabsl;
diff --git a/math/bits/mathcalls.h b/math/bits/mathcalls.h
index 30bbb7c..a94707f 100644
--- a/math/bits/mathcalls.h
+++ b/math/bits/mathcalls.h
@@ -224,8 +224,12 @@ __MATHCALL (yn,, (int, _Mdouble_));
/* Error, gamma, and Bessel functions. */
__MATHCALL (erf,, (_Mdouble_));
__MATHCALL (erfc,, (_Mdouble_));
-__MATHCALL (gamma,, (_Mdouble_));
__MATHCALL (lgamma,, (_Mdouble_));
+__MATHCALL (tgamma,, (_Mdouble_));
+#endif
+
+#if defined __USE_MISC || defined __USE_XOPEN
+__MATHCALL (gamma,, (_Mdouble_));
#endif
#ifdef __USE_MISC
diff --git a/math/libm-test.c b/math/libm-test.c
index 52358d5..95d285e 100644
--- a/math/libm-test.c
+++ b/math/libm-test.c
@@ -51,7 +51,7 @@
modf, nearbyint, nextafter,
pow, remainder, remquo, rint, lrint, llrint,
round, lround, llround,
- scalb, scalbn, signbit, sin, sincos, sinh, sqrt, tan, tanh, trunc
+ scalb, scalbn, signbit, sin, sincos, sinh, sqrt, tan, tanh, tgamma, trunc
and for the following complex math functions:
cabs, cacos, cacosh, carg, casin, casinh, catan, catanh,
@@ -1413,15 +1413,9 @@ signbit_test (void)
}
-/*
- gamma has different semantics depending on _LIB_VERSION:
- if _LIB_VERSION is _SVID, gamma is just an alias for lgamma,
- otherwise gamma is the real gamma function as definied in ISO C 9X.
-*/
static void
gamma_test (void)
{
- int save_lib_version = _LIB_VERSION;
errno = 0;
FUNC(gamma) (1);
if (errno == ENOSYS)
@@ -1430,14 +1424,12 @@ gamma_test (void)
feclearexcept (FE_ALL_EXCEPT);
- _LIB_VERSION = _SVID_;
-
check_isinfp ("gamma (+inf) == +inf", FUNC(gamma) (plus_infty));
- check_exc ("gamma (0) == HUGE plus divide by zero exception",
- FUNC(gamma) (0), HUGE, DIVIDE_BY_ZERO_EXCEPTION);
+ check_isinfp_exc ("gamma (0) == +inf plus divide by zero exception",
+ FUNC(gamma) (0), DIVIDE_BY_ZERO_EXCEPTION);
- check_exc ("gamma (x) == HUGE plus divide by zero exception for integer x <= 0",
- FUNC(gamma) (-3), HUGE, DIVIDE_BY_ZERO_EXCEPTION);
+ check_isinfp_exc ("gamma (x) == +inf plus divide by zero exception for integer x <= 0",
+ FUNC(gamma) (-3), DIVIDE_BY_ZERO_EXCEPTION);
check_isnan_exc ("gamma (-inf) == NaN plus invalid exception",
FUNC(gamma) (minus_infty), INVALID_EXCEPTION);
@@ -1459,39 +1451,43 @@ gamma_test (void)
FUNC(log) (2*FUNC(sqrt) (M_PIl)), CHOOSE (0, 1e-15, 0));
check_int ("gamma (-0.5) sets signgam to -1", signgam, -1);
+}
- _LIB_VERSION = _IEEE_;
+static void
+tgamma_test (void)
+{
+ errno = 0;
+ FUNC(tgamma) (1);
+ if (errno == ENOSYS)
+ /* Function not implemented. */
+ return;
+ feclearexcept (FE_ALL_EXCEPT);
- check_isinfp ("gamma (+inf) == +inf", FUNC(gamma) (plus_infty));
- check_isnan_exc ("gamma (0) == NaN plus invalid exception",
- FUNC(gamma) (0), INVALID_EXCEPTION);
- check_isnan_exc_ext ("gamma (x) == NaN plus invalid exception for integer x <= 0",
- FUNC(gamma) (-2), INVALID_EXCEPTION, -2);
- check_isnan_exc ("gamma (-inf) == NaN plus invalid exception",
- FUNC(gamma) (minus_infty), INVALID_EXCEPTION);
+ check_isinfp ("tgamma (+inf) == +inf", FUNC(tgamma) (plus_infty));
+ check_isnan_exc ("tgamma (0) == NaN plus invalid exception",
+ FUNC(tgamma) (0), INVALID_EXCEPTION);
+
+ check_isnan_exc_ext ("tgamma (x) == NaN plus invalid exception for integer x <= 0",
+ FUNC(tgamma) (-2), INVALID_EXCEPTION, -2);
+ check_isnan_exc ("tgamma (-inf) == NaN plus invalid exception",
+ FUNC(tgamma) (minus_infty), INVALID_EXCEPTION);
#ifdef TODO
- check_eps ("gamma (0.5) == sqrt(pi)", FUNC(gamma) (0.5), FUNC(sqrt) (M_PIl),
- CHOOSE (0, 5e-16, 2e-7));
+ check_eps ("tgamma (0.5) == sqrt(pi)", FUNC(tgamma) (0.5),
+ FUNC(sqrt) (M_PIl), CHOOSE (0, 5e-16, 2e-7));
#endif
- check_eps ("gamma (-0.5) == -2*sqrt(pi)", FUNC(gamma) (-0.5),
+ check_eps ("tgamma (-0.5) == -2*sqrt(pi)", FUNC(tgamma) (-0.5),
-2*FUNC(sqrt) (M_PIl), CHOOSE (0, 5e-16, 3e-7));
- check ("gamma (1) == 1", FUNC(gamma) (1), 1);
- check ("gamma (4) == 6", FUNC(gamma) (4), 6);
+ check ("tgamma (1) == 1", FUNC(tgamma) (1), 1);
+ check ("tgamma (4) == 6", FUNC(tgamma) (4), 6);
- check_eps ("gamma (0.7) == 1.29805...", FUNC(gamma) (0.7),
+ check_eps ("tgamma (0.7) == 1.29805...", FUNC(tgamma) (0.7),
1.29805533264755778568L, CHOOSE(0, 3e-16, 2e-7));
- check ("gamma (1.2) == 0.91816...", FUNC(gamma) (1.2), 0.91816874239976061064L);
-
- check_isnan_exc ("gamma (0.0) == NaN plus invalid exception",
- FUNC(gamma) (0.0), INVALID_EXCEPTION);
- check_isnan_exc ("gamma (-1.0) == NaN plus invalid exception",
- FUNC(gamma) (-1.0), INVALID_EXCEPTION);
-
- _LIB_VERSION = save_lib_version;
+ check ("tgamma (1.2) == 0.91816...", FUNC(tgamma) (1.2),
+ 0.91816874239976061064L);
}
@@ -6012,6 +6008,7 @@ main (int argc, char *argv[])
erf_test ();
erfc_test ();
gamma_test ();
+ tgamma_test ();
lgamma_test ();
/* nearest integer functions */