diff options
Diffstat (limited to 'text-utils/more.c')
| -rw-r--r-- | text-utils/more.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/text-utils/more.c b/text-utils/more.c index b759859d1..acd58c8b0 100644 --- a/text-utils/more.c +++ b/text-utils/more.c @@ -177,6 +177,7 @@ int soglitch; /* terminal has standout mode glitch */ int ulglitch; /* terminal has underline mode glitch */ int pstate = 0; /* current UL state */ static int magic(FILE *, char *); +char *previousre; /* previous search() buf[] item */ struct { long chrctr, line; } context, screen_start; @@ -420,6 +421,7 @@ int main(int argc, char **argv) { } if (srchopt) { + previousre = xstrdup(initbuf); search (initbuf, stdin, 1); if (noscroll) left--; @@ -441,6 +443,7 @@ int main(int argc, char **argv) { if (firstf) { firstf = 0; if (srchopt) { + previousre = xstrdup(initbuf); search (initbuf, f, 1); if (noscroll) left--; @@ -492,6 +495,7 @@ int main(int argc, char **argv) { fnum++; firstf = 0; } + free (previousre); reset_tty (); exit(EXIT_SUCCESS); } @@ -1332,6 +1336,10 @@ int command (char *filename, register FILE *f) fflush (stdout); break; case 'n': + if (!previousre) { + more_error (_("No previous regular expression")); + break; + } lastp++; /* fallthrough */ case '/': @@ -1342,11 +1350,13 @@ int command (char *filename, register FILE *f) fflush (stdout); if (lastp) { putcerr('\r'); - search (NULL, f, nlines); /* Use previous r.e. */ + search (previousre, f, nlines); } else { ttyin (cmdbuf, sizeof(cmdbuf)-2, '/'); putcerr('\r'); + free (previousre); + previousre = xstrdup(cmdbuf); search (cmdbuf, f, nlines); } ret (dlines-1); @@ -1647,6 +1657,8 @@ void search(char buf[], FILE *file, register int n) end_it (0); } more_error (_("Pattern not found")); + free (previousre); + previousre = NULL; } } |