Add a configure test for the strsep function (it's missing on solaris)

Provide an implementation of strsep in libosdep.a, if it's missing in the
system's libc library.


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@5394 b3059339-0415-0410-9bf9-f77b7e298cf2

2 files changed, 43 insertions, 1 deletions

diff --git a/linux/Makefile b/linux/Makefile
index ec02fb2acd..4e7ec994ee 100644
--- a/linux/Makefile
+++ b/linux/Makefile
@@ -3,7 +3,7 @@ include ../config.mak
 
 LIBNAME = libosdep.a
 
-SRCS=getch2.c timer-lx.c shmem.c # timer.c
+SRCS=getch2.c timer-lx.c shmem.c strsep.c # timer.c
 OBJS=$(SRCS:.c=.o)
 
 ifeq ($(TARGET_ARCH_X86),yes)
diff --git a/linux/strsep.c b/linux/strsep.c
new file mode 100644
index 0000000000..863a39cc70
--- /dev/null
+++ b/linux/strsep.c
@@ -0,0 +1,42 @@
+/* strsep implementation for systems that do not have it in libc */
+
+#include <stdio.h>
+#include <string.h>
+
+#include "../config.h"
+
+#ifndef HAVE_STRSEP
+char *strsep(char **stringp, const char *delim) {
+  char *begin, *end;
+
+  begin = *stringp;
+  if(begin == NULL)
+    return NULL;
+
+  if(delim[0] == '\0' || delim[1] == '\0') {
+    char ch = delim[0];
+
+    if(ch == '\0')
+      end = NULL;
+    else {
+      if(*begin == ch)
+        end = begin;
+      else if(*begin == '\0')
+        end = NULL;
+      else
+        end = strchr(begin + 1, ch);
+    }
+  }
+  else
+    end = strpbrk(begin, delim);
+
+  if(end) {
+    *end++ = '\0';
+    *stringp = end;
+  }
+  else
+    *stringp = NULL;
+ 
+  return begin;
+}
+#endif