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Vendor import of Gavin D. Howard's bc version 4.0.2

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This commit is contained in:
Stefan Eßer 2021-05-12 07:15:24 +02:00
parent 30659d1dcb
commit e5092308d9
6 changed files with 19 additions and 5 deletions
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9
contrib/bc/NEWS.md
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@ -1,5 +1,14 @@
# News
## 4.0.2
This is a production release that fixes two bugs:
1. If no files are used and the first statement on `stdin` is invalid, `scale`
would not be set to `20` even if `-l` was used.
2. When using history, `bc` failed to respond properly to `SIGSTOP` and
`SIGTSTP`.
## 4.0.1
This is a production release that only adds one thing: flushing output when it

1
contrib/bc/include/history.h
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@ -165,6 +165,7 @@ typedef enum BcHistoryAction {
BC_ACTION_ENTER = 13,
BC_ACTION_CTRL_N = 14,
BC_ACTION_CTRL_P = 16,
BC_ACTION_CTRL_S = 19,
BC_ACTION_CTRL_T = 20,
BC_ACTION_CTRL_U = 21,
BC_ACTION_CTRL_W = 23,

2
contrib/bc/include/version.h
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@ -36,6 +36,6 @@
#ifndef BC_VERSION_H
#define BC_VERSION_H
#define VERSION 4.0.1
#define VERSION 4.0.2
#endif // BC_VERSION_H

5
contrib/bc/src/history.c
View File

@ -1281,8 +1281,11 @@ static BcStatus bc_history_edit(BcHistory *h, const char *prompt) {
default:
{
if (c >= BC_ACTION_CTRL_A && c <= BC_ACTION_CTRL_Z)
if (c >= BC_ACTION_CTRL_A && c <= BC_ACTION_CTRL_Z) {
bc_history_printCtrl(h, c);
if (c == BC_ACTION_CTRL_Z) raise(SIGTSTP);
if (c == BC_ACTION_CTRL_S) raise(SIGSTOP);
}
else bc_history_edit_insert(h, cbuf, nread);
break;
}

2
contrib/bc/src/vm.c
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@ -835,6 +835,8 @@ static void bc_vm_exec(void) {
#if BC_ENABLE_EXTRA_MATH
if (!BC_IS_POSIX) bc_vm_load(bc_lib2_name, bc_lib2);
#endif // BC_ENABLE_EXTRA_MATH
bc_program_exec(&vm.prog);
}
#endif // BC_ENABLED

5
contrib/bc/tests/other.sh
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@ -138,7 +138,7 @@ else
set +e
printf 'three\n' | head -c3 > /dev/null
printf 'three\n' | cut -c1-3 > /dev/null
err=$?
if [ "$err" -eq 0 ]; then
@ -156,8 +156,7 @@ else
printf '4 April 2021\n' > "$easter_res"
"$testdir/dc/scripts/easter.sh" "$exe" 2021 | head -c12 > "$easter_out"
printf '\n' >> "$easter_out"
"$testdir/dc/scripts/easter.sh" "$exe" 2021 | cut -c1-12 > "$easter_out"
err="$?"
checktest "$d" "$err" "Easter script" "$easter_res" "$easter_out"