Rely on C89 strchr() and strrchr()

This needs a metaconfig change that defangs the standard unit for finding
strchr(), because that unit sees the uses of "index" and "rindex" (in files
like keywords.c and opcode.h) as indicators that it must be used instead.

1 files changed, 0 insertions, 37 deletions

diff --git a/Configure b/Configure
index 6da12686a5..49c90007ba 100755
--- a/Configure
+++ b/Configure
@@ -856,8 +856,6 @@ stdio_bufsiz=''
 stdio_cnt=''
 stdio_filbuf=''
 stdio_ptr=''
-d_index=''
-d_strchr=''
 d_strcoll=''
 d_strerrm=''
 d_strerror=''
@@ -15776,39 +15774,6 @@ eval $inlibc
 set ilogbl d_ilogbl
 eval $inlibc
 
-: index or strchr
-echo " "
-if set index val -f; eval $csym; $val; then
-	if set strchr val -f d_strchr; eval $csym; $val; then
-		if $contains strchr "$strings" >/dev/null 2>&1 ; then
-			val="$define"
-			vali="$undef"
-			echo "strchr() found." >&4
-		else
-			val="$undef"
-			vali="$define"
-			echo "index() found." >&4
-		fi
-	else
-		val="$undef"
-		vali="$define"
-		echo "index() found." >&4
-	fi
-else
-	if set strchr val -f d_strchr; eval $csym; $val; then
-		val="$define"
-		vali="$undef"
-		echo "strchr() found." >&4
-	else
-		echo "No index() or strchr() found!" >&4
-		val="$undef"
-		vali="$undef"
-	fi
-fi
-set d_strchr; eval $setvar
-val="$vali"
-set d_index; eval $setvar
-
 : check whether inet_aton exists
 set inet_aton d_inetaton
 eval $inlibc
@@ -24168,7 +24133,6 @@ d_hypot='$d_hypot'
 d_ilogb='$d_ilogb'
 d_ilogbl='$d_ilogbl'
 d_inc_version_list='$d_inc_version_list'
-d_index='$d_index'
 d_inetaton='$d_inetaton'
 d_inetntop='$d_inetntop'
 d_inetpton='$d_inetpton'
@@ -24416,7 +24380,6 @@ d_stdio_ptr_lval_sets_cnt='$d_stdio_ptr_lval_sets_cnt'
 d_stdio_stream_array='$d_stdio_stream_array'
 d_stdiobase='$d_stdiobase'
 d_stdstdio='$d_stdstdio'
-d_strchr='$d_strchr'
 d_strcoll='$d_strcoll'
 d_strerrm='$d_strerrm'
 d_strerror='$d_strerror'