Assume strerror.

10 files changed, 22 insertions, 77 deletions

diff --git a/ChangeLog b/ChangeLog
index b565e4802b4..85c43dd93ee 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2012-07-11  Paul Eggert  <eggert@cs.ucla.edu>
+
+	Assume strerror.
+	* configure.ac (strerror): Remove check.
+
 2012-07-11  Glenn Morris  <rgm@gnu.org>
 
 	* configure.ac (DONT_REOPEN_PTY): Move here from src/s.
diff --git a/admin/CPP-DEFINES b/admin/CPP-DEFINES
index 7f647f1abaf..49095d7e3fc 100644
--- a/admin/CPP-DEFINES
+++ b/admin/CPP-DEFINES
@@ -151,7 +151,6 @@ HAVE_SHUTDOWN
 HAVE_SOCKETS
 HAVE_SOUND
 HAVE_STDLIB_H
-HAVE_STRERROR
 HAVE_STRFTIME
 HAVE_STRING_H
 HAVE_STRUCT_UTIMBUF
@@ -311,7 +310,6 @@ sleep
 spawnve
 srandom
 strdup
-strerror
 stricmp
 strnicmp
 strupr
diff --git a/admin/ChangeLog b/admin/ChangeLog
index 3a71c1c8d78..60e22eb733a 100644
--- a/admin/ChangeLog
+++ b/admin/ChangeLog
@@ -1,3 +1,8 @@
+2012-07-11  Paul Eggert  <eggert@cs.ucla.edu>
+
+	Assume strerror.
+	* CPP-DEFINES (HAVE_STRERROR, strerror): Remove.
+
 2012-07-10  Dmitry Antipov  <dmantipov@yandex.ru>
 
 	* coccinelle/list_loop.cocci: Semantic patch to convert from Fcdr
diff --git a/configure.ac b/configure.ac
index 214569e9853..2162e1bbd0d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2710,7 +2710,7 @@ AC_SUBST(BLESSMAIL_TARGET)
 AC_CHECK_FUNCS(gethostname \
 rename closedir mkdir rmdir getrusage get_current_dir_name \
 lrand48 logb frexp fmod cbrt setsid \
-strerror fpathconf select euidaccess getpagesize setlocale \
+fpathconf select euidaccess getpagesize setlocale \
 utimes getrlimit setrlimit setpgid getcwd shutdown getaddrinfo \
 __fpending strsignal setitimer \
 sendto recvfrom getsockname getpeername getifaddrs freeifaddrs \
diff --git a/lib-src/ChangeLog b/lib-src/ChangeLog
index 0c517b0d571..ce4afdfec1e 100644
--- a/lib-src/ChangeLog
+++ b/lib-src/ChangeLog
@@ -1,3 +1,9 @@
+2012-07-11  Paul Eggert  <eggert@cs.ucla.edu>
+
+	Assume strerror.
+	* emacsclient.c, movemail.c, update-game-score.c (strerror)
+	[!HAVE_STRERROR]: Remove.
+
 2012-07-10  Paul Eggert  <eggert@cs.ucla.edu>
 
 	EMACS_TIME simplification (Bug#11875).
diff --git a/lib-src/emacsclient.c b/lib-src/emacsclient.c
index 5487c147079..0ba6535b79d 100644
--- a/lib-src/emacsclient.c
+++ b/lib-src/emacsclient.c
@@ -749,8 +749,6 @@ main (int argc, char **argv)
 #define AUTH_KEY_LENGTH      64
 #define SEND_BUFFER_SIZE   4096
 
-extern char *strerror (int);
-
 /* Buffer to accumulate data to send in TCP connections.  */
 char send_buffer[SEND_BUFFER_SIZE + 1];
 int sblen = 0;	/* Fill pointer for the send buffer.  */
@@ -1850,22 +1848,3 @@ main (int argc, char **argv)
 }
 
 #endif /* HAVE_SOCKETS && HAVE_INET_SOCKETS */
-
-
-#ifndef HAVE_STRERROR
-char *
-strerror (errnum)
-     int errnum;
-{
-  extern char *sys_errlist[];
-  extern int sys_nerr;
-
-  if (errnum >= 0 && errnum < sys_nerr)
-    return sys_errlist[errnum];
-  return (char *) "Unknown error";
-}
-
-#endif /* ! HAVE_STRERROR */
-
-
-/* emacsclient.c ends here */
diff --git a/lib-src/movemail.c b/lib-src/movemail.c
index b9a1be8a7f1..aa5fd989a6d 100644
--- a/lib-src/movemail.c
+++ b/lib-src/movemail.c
@@ -133,10 +133,6 @@ static char *mail_spool_name (char *);
 #endif
 #endif
 
-#ifndef HAVE_STRERROR
-char *strerror (int);
-#endif
-
 static _Noreturn void fatal (const char *s1, const char *s2, const char *s3);
 static void error (const char *s1, const char *s2, const char *s3);
 static _Noreturn void pfatal_with_name (char *name);
@@ -920,21 +916,3 @@ mbx_delimit_end (FILE *mbf)
 }
 
 #endif /* MAIL_USE_POP */
-
-#ifndef HAVE_STRERROR
-char *
-strerror (errnum)
-     int errnum;
-{
-  extern char *sys_errlist[];
-  extern int sys_nerr;
-
-  if (errnum >= 0 && errnum < sys_nerr)
-    return sys_errlist[errnum];
-  return (char *) "Unknown error";
-}
-
-#endif /* ! HAVE_STRERROR */
-
-
-/* movemail.c ends here */
diff --git a/lib-src/update-game-score.c b/lib-src/update-game-score.c
index 94de662e589..40397536fad 100644
--- a/lib-src/update-game-score.c
+++ b/lib-src/update-game-score.c
@@ -94,22 +94,6 @@ lose (const char *msg)
   exit (EXIT_FAILURE);
 }
 
-/* Taken from sysdep.c.  */
-#ifndef HAVE_STRERROR
-#ifndef WINDOWSNT
-char *
-strerror (int errnum)
-{
-  extern char *sys_errlist[];
-  extern int sys_nerr;
-
-  if (errnum >= 0 && errnum < sys_nerr)
-    return sys_errlist[errnum];
-  return (char *) "Unknown error";
-}
-#endif /* not WINDOWSNT */
-#endif /* ! HAVE_STRERROR */
-
 static _Noreturn void
 lose_syserr (const char *msg)
 {
diff --git a/src/ChangeLog b/src/ChangeLog
index ed98c47d1cb..d119915643d 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2012-07-11  Paul Eggert  <eggert@cs.ucla.edu>
+
+	Assume strerror.
+	* sysdep.c (strerror) [!HAVE_STRERROR && !WINDOWSNT]: Remove.
+
 2012-07-11  Dmitry Antipov  <dmantipov@yandex.ru>
 
 	Avoid calls to strlen in font processing functions.
diff --git a/src/sysdep.c b/src/sysdep.c
index 37dc75529d0..8a27e24c792 100644
--- a/src/sysdep.c
+++ b/src/sysdep.c
@@ -1792,21 +1792,6 @@ get_random (void)
   return val & INTMASK;
 }
 
-#ifndef HAVE_STRERROR
-#ifndef WINDOWSNT
-char *
-strerror (int errnum)
-{
-  extern char *sys_errlist[];
-  extern int sys_nerr;
-
-  if (errnum >= 0 && errnum < sys_nerr)
-    return sys_errlist[errnum];
-  return (char *) "Unknown error";
-}
-#endif /* not WINDOWSNT */
-#endif /* ! HAVE_STRERROR */
-
 #ifndef HAVE_SNPRINTF
 /* Approximate snprintf as best we can on ancient hosts that lack it.  */
 int