vendor/bc: upgrade to version 7.0.2vendor/bc/7.0.2

This update fixes exiting from an interactive bc session with ^D on
FreeBSD and Linux when using editline.

This bug was caused by the macOS fix for editline in version 7.0.0,
which has been reverted in this version.

16 files changed, 69 insertions, 26 deletions

diff --git a/NEWS.md b/NEWS.md
index 8156b673ce04..e3b1f9ecb7bc 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,5 +1,13 @@
 # News
 
+## 7.0.2
+
+This is a production release that fixes `Ctrl+d` on FreeBSD and Linux when using
+`editline`.
+
+This bug was caused by the macOS fix in `7.0.0`. Unfortunately, this means that
+macOS does not respond properly to `Ctrl+d`.
+
 ## 7.0.1
 
 This is a production release that fixes a warning using GCC on FreeBSD.
diff --git a/include/history.h b/include/history.h
index 460524bd7b87..13f6dc6e985c 100644
--- a/include/history.h
+++ b/include/history.h
@@ -120,6 +120,30 @@ typedef struct BcHistory
 extern const char bc_history_editrc[];
 extern const size_t bc_history_editrc_len;
 
+#ifdef __APPLE__
+
+/**
+ * Returns true if the line is a valid line, false otherwise.
+ * @param line  The line.
+ * @param len   The length of the line.
+ * @return      True if the line is valid, false otherwise.
+ */
+#define BC_HISTORY_INVALID_LINE(line, len) \
+	((line) == NULL && ((len) == -1 || errno == EINTR))
+
+#else // __APPLE__
+
+/**
+ * Returns true if the line is a valid line, false otherwise.
+ * @param line  The line.
+ * @param len   The length of the line.
+ * @return      True if the line is valid, false otherwise.
+ */
+#define BC_HISTORY_INVALID_LINE(line, len) \
+	((line) == NULL && (len) == -1 && errno == EINTR)
+
+#endif // __APPLE__
+
 #else // BC_ENABLE_EDITLINE
 
 #if BC_ENABLE_READLINE
diff --git a/include/version.h b/include/version.h
index 4d2f6acfb433..a4fb8def5024 100644
--- a/include/version.h
+++ b/include/version.h
@@ -37,6 +37,6 @@
 #define BC_VERSION_H
 
 /// The current version.
-#define VERSION 7.0.1
+#define VERSION 7.0.2
 
 #endif // BC_VERSION_H
diff --git a/manuals/bc/A.1 b/manuals/bc/A.1
index 4750598b55fc..adeb62f82e6a 100644
--- a/manuals/bc/A.1
+++ b/manuals/bc/A.1
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "January 2024" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "August 2024" "Gavin D. Howard" "General Commands Manual"
 .nh
 .ad l
 .SH NAME
@@ -1731,7 +1731,7 @@ Functions\f[R] subsection below).
 .RE
 .TP
 \f[B]frand(p)\f[R]
-Generates a pseudo\-random integer between \f[B]0\f[R] (inclusive) and
+Generates a pseudo\-random number between \f[B]0\f[R] (inclusive) and
 \f[B]1\f[R] (exclusive) with the number of decimal digits after the
 decimal point equal to the truncated absolute value of \f[B]p\f[R].
 If \f[B]p\f[R] is not \f[B]0\f[R], then calling this function will
@@ -1740,7 +1740,7 @@ If \f[B]p\f[R] is \f[B]0\f[R], then \f[B]0\f[R] is returned, and
 \f[B]seed\f[R] is \f[I]not\f[R] changed.
 .TP
 \f[B]ifrand(i, p)\f[R]
-Generates a pseudo\-random integer that is between \f[B]0\f[R]
+Generates a pseudo\-random number that is between \f[B]0\f[R]
 (inclusive) and the truncated absolute value of \f[B]i\f[R] (exclusive)
 with the number of decimal digits after the decimal point equal to the
 truncated absolute value of \f[B]p\f[R].
diff --git a/manuals/bc/A.1.md b/manuals/bc/A.1.md
index 56f7c52fb2cd..e89305b1af44 100644
--- a/manuals/bc/A.1.md
+++ b/manuals/bc/A.1.md
@@ -1433,7 +1433,7 @@ The extended library is a **non-portable extension**.
 
 **frand(p)**
 
-:   Generates a pseudo-random integer between **0** (inclusive) and **1**
+:   Generates a pseudo-random number between **0** (inclusive) and **1**
     (exclusive) with the number of decimal digits after the decimal point equal
     to the truncated absolute value of **p**. If **p** is not **0**, then
     calling this function will change the value of **seed**. If **p** is **0**,
@@ -1441,7 +1441,7 @@ The extended library is a **non-portable extension**.
 
 **ifrand(i, p)**
 
-:   Generates a pseudo-random integer that is between **0** (inclusive) and the
+:   Generates a pseudo-random number that is between **0** (inclusive) and the
     truncated absolute value of **i** (exclusive) with the number of decimal
     digits after the decimal point equal to the truncated absolute value of
     **p**. If the absolute value of **i** is greater than or equal to **2**, and
diff --git a/manuals/bc/E.1 b/manuals/bc/E.1
index 62b18165fe92..e2f1b034e69a 100644
--- a/manuals/bc/E.1
+++ b/manuals/bc/E.1
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "January 2024" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "August 2024" "Gavin D. Howard" "General Commands Manual"
 .nh
 .ad l
 .SH NAME
diff --git a/manuals/bc/EH.1 b/manuals/bc/EH.1
index 69f28e875990..c132a0b76a49 100644
--- a/manuals/bc/EH.1
+++ b/manuals/bc/EH.1
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "January 2024" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "August 2024" "Gavin D. Howard" "General Commands Manual"
 .nh
 .ad l
 .SH NAME
diff --git a/manuals/bc/EHN.1 b/manuals/bc/EHN.1
index fb453b05363d..e3395b1cc20d 100644
--- a/manuals/bc/EHN.1
+++ b/manuals/bc/EHN.1
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "January 2024" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "August 2024" "Gavin D. Howard" "General Commands Manual"
 .nh
 .ad l
 .SH NAME
diff --git a/manuals/bc/EN.1 b/manuals/bc/EN.1
index 4833e3e70ddc..c1ccbec567ec 100644
--- a/manuals/bc/EN.1
+++ b/manuals/bc/EN.1
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "January 2024" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "August 2024" "Gavin D. Howard" "General Commands Manual"
 .nh
 .ad l
 .SH NAME
diff --git a/manuals/bc/H.1 b/manuals/bc/H.1
index 4787435ae052..9dc46ee50dee 100644
--- a/manuals/bc/H.1
+++ b/manuals/bc/H.1
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "January 2024" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "August 2024" "Gavin D. Howard" "General Commands Manual"
 .nh
 .ad l
 .SH NAME
@@ -1731,7 +1731,7 @@ Functions\f[R] subsection below).
 .RE
 .TP
 \f[B]frand(p)\f[R]
-Generates a pseudo\-random integer between \f[B]0\f[R] (inclusive) and
+Generates a pseudo\-random number between \f[B]0\f[R] (inclusive) and
 \f[B]1\f[R] (exclusive) with the number of decimal digits after the
 decimal point equal to the truncated absolute value of \f[B]p\f[R].
 If \f[B]p\f[R] is not \f[B]0\f[R], then calling this function will
@@ -1740,7 +1740,7 @@ If \f[B]p\f[R] is \f[B]0\f[R], then \f[B]0\f[R] is returned, and
 \f[B]seed\f[R] is \f[I]not\f[R] changed.
 .TP
 \f[B]ifrand(i, p)\f[R]
-Generates a pseudo\-random integer that is between \f[B]0\f[R]
+Generates a pseudo\-random number that is between \f[B]0\f[R]
 (inclusive) and the truncated absolute value of \f[B]i\f[R] (exclusive)
 with the number of decimal digits after the decimal point equal to the
 truncated absolute value of \f[B]p\f[R].
diff --git a/manuals/bc/H.1.md b/manuals/bc/H.1.md
index aa313cd14b63..fbc0658d8171 100644
--- a/manuals/bc/H.1.md
+++ b/manuals/bc/H.1.md
@@ -1433,7 +1433,7 @@ The extended library is a **non-portable extension**.
 
 **frand(p)**
 
-:   Generates a pseudo-random integer between **0** (inclusive) and **1**
+:   Generates a pseudo-random number between **0** (inclusive) and **1**
     (exclusive) with the number of decimal digits after the decimal point equal
     to the truncated absolute value of **p**. If **p** is not **0**, then
     calling this function will change the value of **seed**. If **p** is **0**,
@@ -1441,7 +1441,7 @@ The extended library is a **non-portable extension**.
 
 **ifrand(i, p)**
 
-:   Generates a pseudo-random integer that is between **0** (inclusive) and the
+:   Generates a pseudo-random number that is between **0** (inclusive) and the
     truncated absolute value of **i** (exclusive) with the number of decimal
     digits after the decimal point equal to the truncated absolute value of
     **p**. If the absolute value of **i** is greater than or equal to **2**, and
diff --git a/manuals/bc/HN.1 b/manuals/bc/HN.1
index 73c243310d5c..7b4577f2dbd3 100644
--- a/manuals/bc/HN.1
+++ b/manuals/bc/HN.1
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "January 2024" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "August 2024" "Gavin D. Howard" "General Commands Manual"
 .nh
 .ad l
 .SH NAME
@@ -1731,7 +1731,7 @@ Functions\f[R] subsection below).
 .RE
 .TP
 \f[B]frand(p)\f[R]
-Generates a pseudo\-random integer between \f[B]0\f[R] (inclusive) and
+Generates a pseudo\-random number between \f[B]0\f[R] (inclusive) and
 \f[B]1\f[R] (exclusive) with the number of decimal digits after the
 decimal point equal to the truncated absolute value of \f[B]p\f[R].
 If \f[B]p\f[R] is not \f[B]0\f[R], then calling this function will
@@ -1740,7 +1740,7 @@ If \f[B]p\f[R] is \f[B]0\f[R], then \f[B]0\f[R] is returned, and
 \f[B]seed\f[R] is \f[I]not\f[R] changed.
 .TP
 \f[B]ifrand(i, p)\f[R]
-Generates a pseudo\-random integer that is between \f[B]0\f[R]
+Generates a pseudo\-random number that is between \f[B]0\f[R]
 (inclusive) and the truncated absolute value of \f[B]i\f[R] (exclusive)
 with the number of decimal digits after the decimal point equal to the
 truncated absolute value of \f[B]p\f[R].
diff --git a/manuals/bc/HN.1.md b/manuals/bc/HN.1.md
index dc537ffe4cfa..015035c14daf 100644
--- a/manuals/bc/HN.1.md
+++ b/manuals/bc/HN.1.md
@@ -1433,7 +1433,7 @@ The extended library is a **non-portable extension**.
 
 **frand(p)**
 
-:   Generates a pseudo-random integer between **0** (inclusive) and **1**
+:   Generates a pseudo-random number between **0** (inclusive) and **1**
     (exclusive) with the number of decimal digits after the decimal point equal
     to the truncated absolute value of **p**. If **p** is not **0**, then
     calling this function will change the value of **seed**. If **p** is **0**,
@@ -1441,7 +1441,7 @@ The extended library is a **non-portable extension**.
 
 **ifrand(i, p)**
 
-:   Generates a pseudo-random integer that is between **0** (inclusive) and the
+:   Generates a pseudo-random number that is between **0** (inclusive) and the
     truncated absolute value of **i** (exclusive) with the number of decimal
     digits after the decimal point equal to the truncated absolute value of
     **p**. If the absolute value of **i** is greater than or equal to **2**, and
diff --git a/manuals/bc/N.1 b/manuals/bc/N.1
index f66ae06d9c3a..193e0d15f6fb 100644
--- a/manuals/bc/N.1
+++ b/manuals/bc/N.1
@@ -25,7 +25,7 @@
 .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 .\" POSSIBILITY OF SUCH DAMAGE.
 .\"
-.TH "BC" "1" "January 2024" "Gavin D. Howard" "General Commands Manual"
+.TH "BC" "1" "August 2024" "Gavin D. Howard" "General Commands Manual"
 .nh
 .ad l
 .SH NAME
@@ -1731,7 +1731,7 @@ Functions\f[R] subsection below).
 .RE
 .TP
 \f[B]frand(p)\f[R]
-Generates a pseudo\-random integer between \f[B]0\f[R] (inclusive) and
+Generates a pseudo\-random number between \f[B]0\f[R] (inclusive) and
 \f[B]1\f[R] (exclusive) with the number of decimal digits after the
 decimal point equal to the truncated absolute value of \f[B]p\f[R].
 If \f[B]p\f[R] is not \f[B]0\f[R], then calling this function will
@@ -1740,7 +1740,7 @@ If \f[B]p\f[R] is \f[B]0\f[R], then \f[B]0\f[R] is returned, and
 \f[B]seed\f[R] is \f[I]not\f[R] changed.
 .TP
 \f[B]ifrand(i, p)\f[R]
-Generates a pseudo\-random integer that is between \f[B]0\f[R]
+Generates a pseudo\-random number that is between \f[B]0\f[R]
 (inclusive) and the truncated absolute value of \f[B]i\f[R] (exclusive)
 with the number of decimal digits after the decimal point equal to the
 truncated absolute value of \f[B]p\f[R].
diff --git a/manuals/bc/N.1.md b/manuals/bc/N.1.md
index ad1e603392ae..859c32e3e774 100644
--- a/manuals/bc/N.1.md
+++ b/manuals/bc/N.1.md
@@ -1433,7 +1433,7 @@ The extended library is a **non-portable extension**.
 
 **frand(p)**
 
-:   Generates a pseudo-random integer between **0** (inclusive) and **1**
+:   Generates a pseudo-random number between **0** (inclusive) and **1**
     (exclusive) with the number of decimal digits after the decimal point equal
     to the truncated absolute value of **p**. If **p** is not **0**, then
     calling this function will change the value of **seed**. If **p** is **0**,
@@ -1441,7 +1441,7 @@ The extended library is a **non-portable extension**.
 
 **ifrand(i, p)**
 
-:   Generates a pseudo-random integer that is between **0** (inclusive) and the
+:   Generates a pseudo-random number that is between **0** (inclusive) and the
     truncated absolute value of **i** (exclusive) with the number of decimal
     digits after the decimal point equal to the truncated absolute value of
     **p**. If the absolute value of **i** is greater than or equal to **2**, and
diff --git a/src/history.c b/src/history.c
index 6ae9785d9a79..32a19f71d777 100644
--- a/src/history.c
+++ b/src/history.c
@@ -264,7 +264,18 @@ bc_history_line(BcHistory* h, BcVec* vec, const char* prompt)
 	errno = EINTR;
 
 	// Get the line.
-	while (line == NULL && (len == -1 || errno == EINTR))
+	//
+	// XXX: Why have a macro here? Because macOS needs to be special. Honestly,
+	// it's starting to feel special like Windows at this point. Anyway, the
+	// second SIGWINCH signal of multiple will  return a valid line length on
+	// macOS, so we need to allow for that on macOS. However, FreeBSD's editline
+	// is different and will mess up the terminal if we do it that way.
+	//
+	// There is one limitation with this, however: Ctrl+D won't work on macOS.
+	// But it's because of macOS that this problem exists, and I can't really do
+	// anything about it. So macOS should fix their broken editline; once they
+	// do, I'll fix Ctrl+D on macOS.
+	while (BC_HISTORY_INVALID_LINE(line, len))
 	{
 		line = el_gets(h->el, &len);
 		bc_history_use_prompt = false;