From https://ftp.gnu.org/gnu/bash/bash-5.0-patches/bash50-013 Signed-off-by: Fabrice Fontaine BASH PATCH REPORT ================= Bash-Release: 5.0 Patch-ID: bash50-013 Bug-Reported-by: HIROSE Masaaki Bug-Reference-ID: Bug-Reference-URL: https://lists.gnu.org/archive/html/bug-bash/2019-05/msg00038.html Bug-Description: Reading history entries with timestamps can result in history entries joined by linefeeds. Patch (apply with `patch -p0'): *** ../bash-5.0-patched/lib/readline/histfile.c 2018-06-11 09:14:52.000000000 -0400 --- b/lib/readline/histfile.c 2019-05-16 15:55:57.000000000 -0400 *************** *** 370,376 **** has_timestamps = HIST_TIMESTAMP_START (buffer); ! history_multiline_entries += has_timestamps && history_write_timestamps; /* Skip lines until we are at FROM. */ for (line_start = line_end = buffer; line_end < bufend && current_line < from; line_end++) if (*line_end == '\n') --- 370,378 ---- has_timestamps = HIST_TIMESTAMP_START (buffer); ! history_multiline_entries += has_timestamps && history_write_timestamps; /* Skip lines until we are at FROM. */ + if (has_timestamps) + last_ts = buffer; for (line_start = line_end = buffer; line_end < bufend && current_line < from; line_end++) if (*line_end == '\n') *************** *** 381,385 **** --- 383,398 ---- if (HIST_TIMESTAMP_START(p) == 0) current_line++; + else + last_ts = p; line_start = p; + /* If we are at the last line (current_line == from) but we have + timestamps (has_timestamps), then line_start points to the + text of the last command, and we need to skip to its end. */ + if (current_line >= from && has_timestamps) + { + for (line_end = p; line_end < bufend && *line_end != '\n'; line_end++) + ; + line_start = (*line_end == '\n') ? line_end + 1 : line_end; + } } *** ../bash-5.0/patchlevel.h 2016-06-22 14:51:03.000000000 -0400 --- b/patchlevel.h 2016-10-01 11:01:28.000000000 -0400 *************** *** 26,30 **** looks for to find the patch level (for the sccs version string). */ ! #define PATCHLEVEL 12 #endif /* _PATCHLEVEL_H_ */ --- 26,30 ---- looks for to find the patch level (for the sccs version string). */ ! #define PATCHLEVEL 13 #endif /* _PATCHLEVEL_H_ */