Repatch (from linux) of OSX IRAF

1 files changed, 50 insertions, 0 deletions

diff --git a/unix/f2c/libf2c/s_cmp.c b/unix/f2c/libf2c/s_cmp.c
new file mode 100644
index 00000000..3a2ea67d
--- /dev/null
+++ b/unix/f2c/libf2c/s_cmp.c
@@ -0,0 +1,50 @@
+#include "f2c.h"
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* compare two strings */
+
+#ifdef KR_headers
+integer s_cmp(a0, b0, la, lb) char *a0, *b0; ftnlen la, lb;
+#else
+integer s_cmp(char *a0, char *b0, ftnlen la, ftnlen lb)
+#endif
+{
+register unsigned char *a, *aend, *b, *bend;
+a = (unsigned char *)a0;
+b = (unsigned char *)b0;
+aend = a + la;
+bend = b + lb;
+
+if(la <= lb)
+	{
+	while(a < aend)
+		if(*a != *b)
+			return( *a - *b );
+		else
+			{ ++a; ++b; }
+
+	while(b < bend)
+		if(*b != ' ')
+			return( ' ' - *b );
+		else	++b;
+	}
+
+else
+	{
+	while(b < bend)
+		if(*a == *b)
+			{ ++a; ++b; }
+		else
+			return( *a - *b );
+	while(a < aend)
+		if(*a != ' ')
+			return(*a - ' ');
+		else	++a;
+	}
+return(0);
+}
+#ifdef __cplusplus
+}
+#endif