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-rw-r--r--libc/string/Makefile19
-rw-r--r--libc/string/wstring.c198
2 files changed, 195 insertions, 22 deletions
diff --git a/libc/string/Makefile b/libc/string/Makefile
index fc6a34ee9..3a37efdde 100644
--- a/libc/string/Makefile
+++ b/libc/string/Makefile
@@ -32,6 +32,7 @@ MOBJW= basename.o bcopy.o bzero.o dirname.o ffs.o memccpy.o memchr.o memcmp.o \
strncmp.o strncpy.o strndup.o strnlen.o strpbrk.o strrchr.o strsep.o \
strspn.o strstr.o strtok.o strtok_r.o strerror.o _susv3_strerror_r.o \
_string_syserrmsgs.o _glibc_strerror_r.o sys_errlist.o \
+ _string_syssigmsgs.o sys_siglist.o strsignal.o psignal.o \
__xpg_basename.o strlcat.o strlcpy.o # strcoll.o
MOBJW2= wcscasecmp.o wcscat.o wcschrnul.o wcschr.o wcscmp.o wcscpy.o wcscspn.o \
@@ -41,12 +42,6 @@ MOBJW2= wcscasecmp.o wcscat.o wcschrnul.o wcschr.o wcscmp.o wcscpy.o wcscspn.o \
# wcscoll wcsxfrm
-MSRC1=strsignal.c
-MOBJ1=strsignal.o psignal.o
-
-# CSRC=strpbrk.c strsep.c strtok.c strtok_r.c strcspn.c \
-# strspn.c strcasecmp.c strncasecmp.c strerror.c bcopy.c bzero.c \
-# bcmp.c sys_errlist.c dirname.c basename.c
CSRC=strxfrm.c
COBJS=$(patsubst %.c,%.o, $(CSRC))
OBJS=$(MOBJ) $(MOBJ1) $(MOBJ2) $(COBJS) $(MOBJW)
@@ -70,18 +65,6 @@ $(MOBJW2): $(MSRCW)
$(CC) $(CFLAGS) -DWANT_WIDE -DL_$* $< -c -o $*.o
$(STRIPTOOL) -x -R .note -R .comment $*.o
-$(MOBJ): $(MSRC)
- $(CC) $(CFLAGS) -DL_$* $< -c -o $*.o
- $(STRIPTOOL) -x -R .note -R .comment $*.o
-
-$(MOBJ2): $(MSRC2)
- $(CC) $(CFLAGS) -DL_$* $< -c -o $*.o
- $(STRIPTOOL) -x -R .note -R .comment $*.o
-
-$(MOBJ1): $(MSRC1)
- $(CC) $(CFLAGS) -DL_$* $< -c -o $*.o
- $(STRIPTOOL) -x -R .note -R .comment $*.o
-
$(COBJS): %.o : %.c
$(CC) $(CFLAGS) -c $< -o $@
$(STRIPTOOL) -x -R .note -R .comment $*.o
diff --git a/libc/string/wstring.c b/libc/string/wstring.c
index fd9e07d3d..6957b1fb8 100644
--- a/libc/string/wstring.c
+++ b/libc/string/wstring.c
@@ -35,6 +35,7 @@
#include <ctype.h>
#include <stdlib.h>
#include <errno.h>
+#include <signal.h>
#ifdef WANT_WIDE
#include <wchar.h>
@@ -60,16 +61,28 @@ typedef unsigned char __string_uchar_t;
/* NOTE: If we ever do internationalized syserr messages, this will
* have to be changed! */
+#define _SYS_NERR 125
+#define _SYS_ERRMSG_MAXLEN 50
+
+extern const char _string_syserrmsgs[];
+
+#define _SYS_NSIG 32
+#define _SYS_SIGMSG_MAXLEN 25
+
+extern const char _string_syssigmsgs[];
+
+
#if _SYS_ERRMSG_MAXLEN < __UIM_BUFLEN_INT + 14
#define _STRERROR_BUFSIZE (__UIM_BUFLEN_INT + 14)
#else
#define _STRERROR_BUFSIZE _SYS_ERRMSG_MAXLEN
#endif
-#define _SYS_NERR 125
-#define _SYS_ERRMSG_MAXLEN 50
-
-extern const char _string_syserrmsgs[];
+#if _SYS_SIGMSG_MAXLEN < __UIM_BUFLEN_INT + 14
+#define _STRSIGNAL_BUFSIZE (__UIM_BUFLEN_INT + 14)
+#else
+#define _STRSIGNAL_BUFSIZE _SYS_SIGMSG_MAXLEN
+#endif
/**********************************************************************/
#ifdef L__string_syserrmsgs
@@ -1727,3 +1740,180 @@ size_t strlcpy(register char *__restrict dst,
#endif
/**********************************************************************/
+#ifdef L__string_syssigmsgs
+
+const char _string_syssigmsgs[] = {
+ /* 0: 0, 1 */ "\0"
+ /* 1: 1, 7 */ "Hangup\0"
+ /* 2: 8, 10 */ "Interrupt\0"
+ /* 3: 18, 5 */ "Quit\0"
+ /* 4: 23, 20 */ "Illegal instruction\0"
+ /* 5: 43, 22 */ "Trace/breakpoint trap\0"
+ /* 6: 65, 8 */ "Aborted\0"
+ /* 7: 73, 10 */ "Bus error\0"
+ /* 8: 83, 25 */ "Floating point exception\0"
+ /* 9: 108, 7 */ "Killed\0"
+ /* 10: 115, 22 */ "User defined signal 1\0"
+ /* 11: 137, 19 */ "Segmentation fault\0"
+ /* 12: 156, 22 */ "User defined signal 2\0"
+ /* 13: 178, 12 */ "Broken pipe\0"
+ /* 14: 190, 12 */ "Alarm clock\0"
+ /* 15: 202, 11 */ "Terminated\0"
+ /* 16: 213, 12 */ "Stack fault\0"
+ /* 17: 225, 13 */ "Child exited\0"
+ /* 18: 238, 10 */ "Continued\0"
+ /* 19: 248, 17 */ "Stopped (signal)\0"
+ /* 20: 265, 8 */ "Stopped\0"
+ /* 21: 273, 20 */ "Stopped (tty input)\0"
+ /* 22: 293, 21 */ "Stopped (tty output)\0"
+ /* 23: 314, 21 */ "Urgent I/O condition\0"
+ /* 24: 335, 24 */ "CPU time limit exceeded\0"
+ /* 25: 359, 25 */ "File size limit exceeded\0"
+ /* 26: 384, 22 */ "Virtual timer expired\0"
+ /* 27: 406, 24 */ "Profiling timer expired\0"
+ /* 28: 430, 15 */ "Window changed\0"
+ /* 29: 445, 13 */ "I/O possible\0"
+ /* 30: 458, 14 */ "Power failure\0"
+ /* 31: 472, 16 */ "Bad system call"
+};
+
+#endif
+
+/**********************************************************************/
+#ifdef L_sys_siglist
+
+const char *const sys_siglist[_NSIG] = {
+ NULL,
+ _string_syssigmsgs + 1,
+ _string_syssigmsgs + 8,
+ _string_syssigmsgs + 18,
+ _string_syssigmsgs + 23,
+ _string_syssigmsgs + 43,
+ _string_syssigmsgs + 65,
+ _string_syssigmsgs + 73,
+ _string_syssigmsgs + 83,
+ _string_syssigmsgs + 108,
+ _string_syssigmsgs + 115,
+ _string_syssigmsgs + 137,
+ _string_syssigmsgs + 156,
+ _string_syssigmsgs + 178,
+ _string_syssigmsgs + 190,
+ _string_syssigmsgs + 202,
+ _string_syssigmsgs + 213,
+ _string_syssigmsgs + 225,
+ _string_syssigmsgs + 238,
+ _string_syssigmsgs + 248,
+ _string_syssigmsgs + 265,
+ _string_syssigmsgs + 273,
+ _string_syssigmsgs + 293,
+ _string_syssigmsgs + 314,
+ _string_syssigmsgs + 335,
+ _string_syssigmsgs + 359,
+ _string_syssigmsgs + 384,
+ _string_syssigmsgs + 406,
+ _string_syssigmsgs + 430,
+ _string_syssigmsgs + 445,
+ _string_syssigmsgs + 458,
+ _string_syssigmsgs + 472,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+};
+
+#endif
+/**********************************************************************/
+#ifdef L_strsignal
+
+/* TODO: make a threadsafe version? */
+
+char *strsignal(int signum)
+{
+ register char *s;
+ int i;
+ static char buf[_STRSIGNAL_BUFSIZE];
+ static const char unknown[15] = {
+ 'U', 'n', 'k', 'n', 'o', 'w', 'n', ' ', 's', 'i', 'g', 'n', 'a', 'l', ' '
+ };
+
+ if (((unsigned int) signum) < _SYS_NSIG) {
+ /* Trade time for space. This function should rarely be called
+ * so rather than keeping an array of pointers for the different
+ * messages, just run through the buffer until we find the
+ * correct string. */
+ for (s = (char *) _string_syssigmsgs, i = signum ; i ; ++s) {
+ if (!*s) {
+ --i;
+ }
+ }
+ if (*s) { /* Make sure we have an actual message. */
+ goto DONE;
+ }
+ }
+
+ s = _int10tostr(buf+sizeof(buf)-1, signum) - sizeof(unknown);
+ memcpy(s, unknown, sizeof(unknown));
+
+ DONE:
+ return s;
+}
+
+#endif
+/**********************************************************************/
+#ifdef L_psignal
+
+/* TODO: make this threadsafe with a reentrant version of strsignal? */
+
+void psignal(int signum, register const char *message)
+{
+ /* If the program is calling psignal, it's a safe bet that printf and
+ * friends are used as well. It is also possible that the calling
+ * program could buffer stderr, or reassign it. */
+
+ register const char *sep;
+
+ sep = ": ";
+ if (!(message && *message)) { /* Caller did not supply a prefix message */
+ message = (sep += 2); /* or passed an empty string. */
+ }
+
+#if 1
+ fprintf(stderr, "%s%s%s\n", message, sep, strsignal(signum));
+#else
+ /* Note: Assumes stderr not closed or buffered. */
+ __STDIO_THREADLOCK(stderr);
+ _stdio_fdout(STDERR_FILENO, message, sep, strsignal(signum));
+ __STDIO_THREADUNLOCK(stderr);
+#endif
+}
+
+#endif
+/**********************************************************************/