Rename stripspace() to strbuf_stripspace() and move it to the strbuf module as suggested in [1].
Also switch all current users of stripspace() to the new function name and keep a temporary wrapper inline function for topic branches still using stripspace(). [1] https://git.wiki.kernel.org/index.php/SmallProjectsIdeas#make_.27stripspace.28.29.27_part_of_strbuf Signed-off-by: Tobias Klauser <tklau...@distanz.ch> --- builtin/am.c | 2 +- builtin/branch.c | 2 +- builtin/commit.c | 6 ++--- builtin/merge.c | 2 +- builtin/notes.c | 6 ++--- builtin/stripspace.c | 69 ++-------------------------------------------------- builtin/tag.c | 2 +- strbuf.c | 66 +++++++++++++++++++++++++++++++++++++++++++++++++ strbuf.h | 11 ++++++++- 9 files changed, 88 insertions(+), 78 deletions(-) diff --git a/builtin/am.c b/builtin/am.c index 4f77e07..fbe9152 100644 --- a/builtin/am.c +++ b/builtin/am.c @@ -1343,7 +1343,7 @@ static int parse_mail(struct am_state *state, const char *mail) strbuf_addstr(&msg, "\n\n"); if (strbuf_read_file(&msg, am_path(state, "msg"), 0) < 0) die_errno(_("could not read '%s'"), am_path(state, "msg")); - stripspace(&msg, 0); + strbuf_stripspace(&msg, 0); if (state->signoff) am_signoff(&msg); diff --git a/builtin/branch.c b/builtin/branch.c index 3ba4d1b..3f48746 100644 --- a/builtin/branch.c +++ b/builtin/branch.c @@ -794,7 +794,7 @@ static int edit_branch_description(const char *branch_name) strbuf_release(&buf); return -1; } - stripspace(&buf, 1); + strbuf_stripspace(&buf, 1); strbuf_addf(&name, "branch.%s.description", branch_name); status = git_config_set(name.buf, buf.len ? buf.buf : NULL); diff --git a/builtin/commit.c b/builtin/commit.c index 63772d0..dca09e2 100644 --- a/builtin/commit.c +++ b/builtin/commit.c @@ -775,7 +775,7 @@ static int prepare_to_commit(const char *index_file, const char *prefix, s->hints = 0; if (clean_message_contents) - stripspace(&sb, 0); + strbuf_stripspace(&sb, 0); if (signoff) append_signoff(&sb, ignore_non_trailer(&sb), 0); @@ -1014,7 +1014,7 @@ static int template_untouched(struct strbuf *sb) if (!template_file || strbuf_read_file(&tmpl, template_file, 0) <= 0) return 0; - stripspace(&tmpl, cleanup_mode == CLEANUP_ALL); + strbuf_stripspace(&tmpl, cleanup_mode == CLEANUP_ALL); if (!skip_prefix(sb->buf, tmpl.buf, &start)) start = sb->buf; strbuf_release(&tmpl); @@ -1726,7 +1726,7 @@ int cmd_commit(int argc, const char **argv, const char *prefix) wt_status_truncate_message_at_cut_line(&sb); if (cleanup_mode != CLEANUP_NONE) - stripspace(&sb, cleanup_mode == CLEANUP_ALL); + strbuf_stripspace(&sb, cleanup_mode == CLEANUP_ALL); if (template_untouched(&sb) && !allow_empty_message) { rollback_index_files(); fprintf(stderr, _("Aborting commit; you did not edit the message.\n")); diff --git a/builtin/merge.c b/builtin/merge.c index a0edaca..e6741f3 100644 --- a/builtin/merge.c +++ b/builtin/merge.c @@ -806,7 +806,7 @@ static void prepare_to_commit(struct commit_list *remoteheads) abort_commit(remoteheads, NULL); } read_merge_msg(&msg); - stripspace(&msg, 0 < option_edit); + strbuf_stripspace(&msg, 0 < option_edit); if (!msg.len) abort_commit(remoteheads, _("Empty commit message.")); strbuf_release(&merge_msg); diff --git a/builtin/notes.c b/builtin/notes.c index 3608c64..bb23d55 100644 --- a/builtin/notes.c +++ b/builtin/notes.c @@ -192,7 +192,7 @@ static void prepare_note_data(const unsigned char *object, struct note_data *d, if (launch_editor(d->edit_path, &d->buf, NULL)) { die(_("Please supply the note contents using either -m or -F option")); } - stripspace(&d->buf, 1); + strbuf_stripspace(&d->buf, 1); } } @@ -215,7 +215,7 @@ static int parse_msg_arg(const struct option *opt, const char *arg, int unset) if (d->buf.len) strbuf_addch(&d->buf, '\n'); strbuf_addstr(&d->buf, arg); - stripspace(&d->buf, 0); + strbuf_stripspace(&d->buf, 0); d->given = 1; return 0; @@ -232,7 +232,7 @@ static int parse_file_arg(const struct option *opt, const char *arg, int unset) die_errno(_("cannot read '%s'"), arg); } else if (strbuf_read_file(&d->buf, arg, 1024) < 0) die_errno(_("could not open or read '%s'"), arg); - stripspace(&d->buf, 0); + strbuf_stripspace(&d->buf, 0); d->given = 1; return 0; diff --git a/builtin/stripspace.c b/builtin/stripspace.c index 1259ed7..f677093 100644 --- a/builtin/stripspace.c +++ b/builtin/stripspace.c @@ -1,71 +1,6 @@ #include "builtin.h" #include "cache.h" - -/* - * Returns the length of a line, without trailing spaces. - * - * If the line ends with newline, it will be removed too. - */ -static size_t cleanup(char *line, size_t len) -{ - while (len) { - unsigned char c = line[len - 1]; - if (!isspace(c)) - break; - len--; - } - - return len; -} - -/* - * Remove empty lines from the beginning and end - * and also trailing spaces from every line. - * - * Turn multiple consecutive empty lines between paragraphs - * into just one empty line. - * - * If the input has only empty lines and spaces, - * no output will be produced. - * - * If last line does not have a newline at the end, one is added. - * - * Enable skip_comments to skip every line starting with comment - * character. - */ -void stripspace(struct strbuf *sb, int skip_comments) -{ - int empties = 0; - size_t i, j, len, newlen; - char *eol; - - /* We may have to add a newline. */ - strbuf_grow(sb, 1); - - for (i = j = 0; i < sb->len; i += len, j += newlen) { - eol = memchr(sb->buf + i, '\n', sb->len - i); - len = eol ? eol - (sb->buf + i) + 1 : sb->len - i; - - if (skip_comments && len && sb->buf[i] == comment_line_char) { - newlen = 0; - continue; - } - newlen = cleanup(sb->buf + i, len); - - /* Not just an empty line? */ - if (newlen) { - if (empties > 0 && j > 0) - sb->buf[j++] = '\n'; - empties = 0; - memmove(sb->buf + j, sb->buf + i, newlen); - sb->buf[newlen + j++] = '\n'; - } else { - empties++; - } - } - - strbuf_setlen(sb, j); -} +#include "strbuf.h" static void comment_lines(struct strbuf *buf) { @@ -111,7 +46,7 @@ int cmd_stripspace(int argc, const char **argv, const char *prefix) die_errno("could not read the input"); if (mode == STRIP_SPACE) - stripspace(&buf, strip_comments); + strbuf_stripspace(&buf, strip_comments); else comment_lines(&buf); diff --git a/builtin/tag.c b/builtin/tag.c index 9e17dca..5660787 100644 --- a/builtin/tag.c +++ b/builtin/tag.c @@ -268,7 +268,7 @@ static void create_tag(const unsigned char *object, const char *tag, } if (opt->cleanup_mode != CLEANUP_NONE) - stripspace(buf, opt->cleanup_mode == CLEANUP_ALL); + strbuf_stripspace(buf, opt->cleanup_mode == CLEANUP_ALL); if (!opt->message_given && !buf->len) die(_("no tag message?")); diff --git a/strbuf.c b/strbuf.c index 29df55b..9583875 100644 --- a/strbuf.c +++ b/strbuf.c @@ -743,3 +743,69 @@ void strbuf_addftime(struct strbuf *sb, const char *fmt, const struct tm *tm) } strbuf_setlen(sb, sb->len + len); } + +/* + * Returns the length of a line, without trailing spaces. + * + * If the line ends with newline, it will be removed too. + */ +static size_t cleanup(char *line, size_t len) +{ + while (len) { + unsigned char c = line[len - 1]; + if (!isspace(c)) + break; + len--; + } + + return len; +} + +/* + * Remove empty lines from the beginning and end + * and also trailing spaces from every line. + * + * Turn multiple consecutive empty lines between paragraphs + * into just one empty line. + * + * If the input has only empty lines and spaces, + * no output will be produced. + * + * If last line does not have a newline at the end, one is added. + * + * Enable skip_comments to skip every line starting with comment + * character. + */ +void strbuf_stripspace(struct strbuf *sb, int skip_comments) +{ + int empties = 0; + size_t i, j, len, newlen; + char *eol; + + /* We may have to add a newline. */ + strbuf_grow(sb, 1); + + for (i = j = 0; i < sb->len; i += len, j += newlen) { + eol = memchr(sb->buf + i, '\n', sb->len - i); + len = eol ? eol - (sb->buf + i) + 1 : sb->len - i; + + if (skip_comments && len && sb->buf[i] == comment_line_char) { + newlen = 0; + continue; + } + newlen = cleanup(sb->buf + i, len); + + /* Not just an empty line? */ + if (newlen) { + if (empties > 0 && j > 0) + sb->buf[j++] = '\n'; + empties = 0; + memmove(sb->buf + j, sb->buf + i, newlen); + sb->buf[newlen + j++] = '\n'; + } else { + empties++; + } + } + + strbuf_setlen(sb, j); +} diff --git a/strbuf.h b/strbuf.h index aef2794..5397d91 100644 --- a/strbuf.h +++ b/strbuf.h @@ -418,7 +418,16 @@ extern void strbuf_add_absolute_path(struct strbuf *sb, const char *path); * Strip whitespace from a buffer. The second parameter controls if * comments are considered contents to be removed or not. */ -extern void stripspace(struct strbuf *buf, int skip_comments); +extern void strbuf_stripspace(struct strbuf *buf, int skip_comments); + +/** + * Temporary alias until all topic branches have switched to use + * strbuf_stripspace directly. + */ +static inline void stripspace(struct strbuf *buf, int skip_comments) +{ + strbuf_stripspace(buf, skip_comments); +} static inline int strbuf_strip_suffix(struct strbuf *sb, const char *suffix) { -- 2.6.1.145.gb27dacc -- To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
