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-rw-r--r--src/nvim/memline.c1
-rw-r--r--src/nvim/quickfix.c269
2 files changed, 163 insertions, 107 deletions
diff --git a/src/nvim/memline.c b/src/nvim/memline.c
index b85c23e50f..05cc62bb33 100644
--- a/src/nvim/memline.c
+++ b/src/nvim/memline.c
@@ -1929,6 +1929,7 @@ int ml_append_buf(
colnr_T len, // length of new line, including NUL, or 0
bool newfile // flag, see above
)
+ FUNC_ATTR_NONNULL_ARG(1)
{
if (buf->b_ml.ml_mfp == NULL)
return FAIL;
diff --git a/src/nvim/quickfix.c b/src/nvim/quickfix.c
index c5e8d4b490..c220516270 100644
--- a/src/nvim/quickfix.c
+++ b/src/nvim/quickfix.c
@@ -229,8 +229,9 @@ static char *e_loc_list_changed = N_("E926: Current location list was changed");
/// @params enc If non-NULL, encoding used to parse errors
///
/// @returns -1 for error, number of errors for success.
-int qf_init(win_T *wp, char_u *efile, char_u *errorformat, int newlist,
- char_u *qf_title, char_u *enc)
+int qf_init(win_T *wp, const char_u *restrict efile,
+ char_u *restrict errorformat, int newlist,
+ const char_u *restrict qf_title, char_u *restrict enc)
{
qf_info_T *qi = &ql_info;
@@ -880,6 +881,79 @@ restofline:
return QF_OK;
}
+// Allocate the fields used for parsing lines and populating a quickfix list.
+static void qf_alloc_fields(qffields_T *pfields)
+ FUNC_ATTR_NONNULL_ALL
+{
+ pfields->namebuf = xmalloc(CMDBUFFSIZE + 1);
+ pfields->module = xmalloc(CMDBUFFSIZE + 1);
+ pfields->errmsglen = CMDBUFFSIZE + 1;
+ pfields->errmsg = xmalloc(pfields->errmsglen);
+ pfields->pattern = xmalloc(CMDBUFFSIZE + 1);
+}
+
+// Free the fields used for parsing lines and populating a quickfix list.
+static void qf_free_fields(qffields_T *pfields)
+ FUNC_ATTR_NONNULL_ALL
+{
+ xfree(pfields->namebuf);
+ xfree(pfields->module);
+ xfree(pfields->errmsg);
+ xfree(pfields->pattern);
+}
+
+// Setup the state information used for parsing lines and populating a
+// quickfix list.
+static int qf_setup_state(
+ qfstate_T *pstate,
+ char_u *restrict enc,
+ const char_u *restrict efile,
+ typval_T *tv,
+ buf_T *buf,
+ linenr_T lnumfirst,
+ linenr_T lnumlast)
+ FUNC_ATTR_NONNULL_ARG(1)
+{
+ pstate->vc.vc_type = CONV_NONE;
+ if (enc != NULL && *enc != NUL) {
+ convert_setup(&pstate->vc, enc, p_enc);
+ }
+
+ if (efile != NULL
+ && (pstate->fd = os_fopen((const char *)efile, "r")) == NULL) {
+ EMSG2(_(e_openerrf), efile);
+ return FAIL;
+ }
+
+ if (tv != NULL) {
+ if (tv->v_type == VAR_STRING) {
+ pstate->p_str = tv->vval.v_string;
+ } else if (tv->v_type == VAR_LIST) {
+ pstate->p_li = tv_list_first(tv->vval.v_list);
+ }
+ pstate->tv = tv;
+ }
+ pstate->buf = buf;
+ pstate->buflnum = lnumfirst;
+ pstate->lnumlast = lnumlast;
+
+ return OK;
+}
+
+// Cleanup the state information used for parsing lines and populating a
+// quickfix list.
+static void qf_cleanup_state(qfstate_T *pstate)
+ FUNC_ATTR_NONNULL_ALL
+{
+ if (pstate->fd != NULL) {
+ fclose(pstate->fd);
+ }
+ xfree(pstate->growbuf);
+ if (pstate->vc.vc_type != CONV_NONE) {
+ convert_setup(&pstate->vc, NULL, NULL);
+ }
+}
+
// Read the errorfile "efile" into memory, line by line, building the error
// list.
// Alternative: when "efile" is NULL read errors from buffer "buf".
@@ -892,19 +966,20 @@ static int
qf_init_ext(
qf_info_T *qi,
int qf_idx,
- char_u *efile,
+ const char_u *restrict efile,
buf_T *buf,
typval_T *tv,
- char_u *errorformat,
- int newlist, // TRUE: start a new error list
+ char_u *restrict errorformat,
+ bool newlist, // true: start a new error list
linenr_T lnumfirst, // first line number to use
linenr_T lnumlast, // last line number to use
- char_u *qf_title,
- char_u *enc
+ const char_u *restrict qf_title,
+ char_u *restrict enc
)
+ FUNC_ATTR_NONNULL_ARG(1)
{
- qfstate_T state;
- qffields_T fields;
+ qfstate_T state = { 0 };
+ qffields_T fields = { 0 };
qfline_T *old_last = NULL;
bool adding = false;
static efm_T *fmt_first = NULL;
@@ -916,21 +991,9 @@ qf_init_ext(
// Do not used the cached buffer, it may have been wiped out.
XFREE_CLEAR(qf_last_bufname);
- memset(&state, 0, sizeof(state));
- memset(&fields, 0, sizeof(fields));
- state.vc.vc_type = CONV_NONE;
- if (enc != NULL && *enc != NUL) {
- convert_setup(&state.vc, enc, p_enc);
- }
-
- fields.namebuf = xmalloc(CMDBUFFSIZE + 1);
- fields.module = xmalloc(CMDBUFFSIZE + 1);
- fields.errmsglen = CMDBUFFSIZE + 1;
- fields.errmsg = xmalloc(fields.errmsglen);
- fields.pattern = xmalloc(CMDBUFFSIZE + 1);
-
- if (efile != NULL && (state.fd = os_fopen((char *)efile, "r")) == NULL) {
- EMSG2(_(e_openerrf), efile);
+ qf_alloc_fields(&fields);
+ if (qf_setup_state(&state, enc, efile, tv, buf,
+ lnumfirst, lnumlast) == FAIL) {
goto qf_init_end;
}
@@ -979,19 +1042,6 @@ qf_init_ext(
*/
got_int = FALSE;
- if (tv != NULL) {
- if (tv->v_type == VAR_STRING) {
- state.p_str = tv->vval.v_string;
- } else if (tv->v_type == VAR_LIST) {
- state.p_list = tv->vval.v_list;
- state.p_li = tv_list_first(tv->vval.v_list);
- }
- state.tv = tv;
- }
- state.buf = buf;
- state.buflnum = lnumfirst;
- state.lnumlast = lnumlast;
-
/*
* Read the lines in the error file one by one.
* Try to recognize one of the error formats in each line.
@@ -1059,22 +1109,11 @@ error2:
}
}
qf_init_end:
- if (state.fd != NULL) {
- fclose(state.fd);
- }
- xfree(fields.namebuf);
- xfree(fields.module);
- xfree(fields.errmsg);
- xfree(fields.pattern);
- xfree(state.growbuf);
-
if (qf_idx == qi->qf_curlist) {
qf_update_buffer(qi, old_last);
}
-
- if (state.vc.vc_type != CONV_NONE) {
- convert_setup(&state.vc, NULL, NULL);
- }
+ qf_cleanup_state(&state);
+ qf_free_fields(&fields);
return retval;
}
@@ -1111,7 +1150,7 @@ static char_u * qf_cmdtitle(char_u *cmd)
// Prepare for adding a new quickfix list. If the current list is in the
// middle of the stack, then all the following lists are freed and then
// the new list is added.
-static void qf_new_list(qf_info_T *qi, char_u *qf_title)
+static void qf_new_list(qf_info_T *qi, const char_u *qf_title)
{
int i;
@@ -2760,10 +2799,12 @@ next_entry:
* Remove newlines and leading whitespace from an error message.
* Put the result in "buf[bufsize]".
*/
-static void qf_fmt_text(char_u *text, char_u *buf, int bufsize)
+static void qf_fmt_text(const char_u *restrict text, char_u *restrict buf,
+ int bufsize)
+ FUNC_ATTR_NONNULL_ALL
{
int i;
- char_u *p = text;
+ const char_u *p = text;
for (i = 0; *p != NUL && i < bufsize - 1; ++i) {
if (*p == '\n') {
@@ -3415,17 +3456,82 @@ static void qf_set_title_var(qf_info_T *qi)
}
}
+// Add an error line to the quickfix buffer.
+static int qf_buf_add_line(buf_T *buf, linenr_T lnum, const qfline_T *qfp,
+ char_u *dirname)
+ FUNC_ATTR_NONNULL_ALL
+{
+ int len;
+ buf_T *errbuf;
+
+ if (qfp->qf_module != NULL) {
+ STRCPY(IObuff, qfp->qf_module);
+ len = (int)STRLEN(IObuff);
+ } else if (qfp->qf_fnum != 0
+ && (errbuf = buflist_findnr(qfp->qf_fnum)) != NULL
+ && errbuf->b_fname != NULL) {
+ if (qfp->qf_type == 1) { // :helpgrep
+ STRLCPY(IObuff, path_tail(errbuf->b_fname), sizeof(IObuff));
+ } else {
+ // shorten the file name if not done already
+ if (errbuf->b_sfname == NULL
+ || path_is_absolute(errbuf->b_sfname)) {
+ if (*dirname == NUL) {
+ os_dirname(dirname, MAXPATHL);
+ }
+ shorten_buf_fname(errbuf, dirname, false);
+ }
+ STRLCPY(IObuff, errbuf->b_fname, sizeof(IObuff));
+ }
+ len = (int)STRLEN(IObuff);
+ } else {
+ len = 0;
+ }
+ IObuff[len++] = '|';
+
+ if (qfp->qf_lnum > 0) {
+ snprintf((char *)IObuff + len, sizeof(IObuff), "%" PRId64,
+ (int64_t)qfp->qf_lnum);
+ len += (int)STRLEN(IObuff + len);
+
+ if (qfp->qf_col > 0) {
+ snprintf((char *)IObuff + len, sizeof(IObuff), " col %d", qfp->qf_col);
+ len += (int)STRLEN(IObuff + len);
+ }
+
+ snprintf((char *)IObuff + len, sizeof(IObuff), "%s",
+ (char *)qf_types(qfp->qf_type, qfp->qf_nr));
+ len += (int)STRLEN(IObuff + len);
+ } else if (qfp->qf_pattern != NULL) {
+ qf_fmt_text(qfp->qf_pattern, IObuff + len, IOSIZE - len);
+ len += (int)STRLEN(IObuff + len);
+ }
+ IObuff[len++] = '|';
+ IObuff[len++] = ' ';
+
+ // Remove newlines and leading whitespace from the text.
+ // For an unrecognized line keep the indent, the compiler may
+ // mark a word with ^^^^.
+ qf_fmt_text(len > 3 ? skipwhite(qfp->qf_text) : qfp->qf_text,
+ IObuff + len, IOSIZE - len);
+
+ if (ml_append_buf(buf, lnum, IObuff,
+ (colnr_T)STRLEN(IObuff) + 1, false) == FAIL) {
+ return FAIL;
+ }
+ return OK;
+}
+
// Fill current buffer with quickfix errors, replacing any previous contents.
// curbuf must be the quickfix buffer!
// If "old_last" is not NULL append the items after this one.
// When "old_last" is NULL then "buf" must equal "curbuf"! Because ml_delete()
// is used and autocommands will be triggered.
static void qf_fill_buffer(qf_info_T *qi, buf_T *buf, qfline_T *old_last)
+ FUNC_ATTR_NONNULL_ARG(1, 2)
{
linenr_T lnum;
qfline_T *qfp;
- buf_T *errbuf;
- int len;
const bool old_KeyTyped = KeyTyped;
if (old_last == NULL) {
@@ -3455,58 +3561,7 @@ static void qf_fill_buffer(qf_info_T *qi, buf_T *buf, qfline_T *old_last)
lnum = buf->b_ml.ml_line_count;
}
while (lnum < qi->qf_lists[qi->qf_curlist].qf_count) {
- if (qfp->qf_module != NULL) {
- STRCPY(IObuff, qfp->qf_module);
- len = (int)STRLEN(IObuff);
- } else if (qfp->qf_fnum != 0
- && (errbuf = buflist_findnr(qfp->qf_fnum)) != NULL
- && errbuf->b_fname != NULL) {
- if (qfp->qf_type == 1) { // :helpgrep
- STRLCPY(IObuff, path_tail(errbuf->b_fname), sizeof(IObuff));
- } else {
- // shorten the file name if not done already
- if (errbuf->b_sfname == NULL
- || path_is_absolute(errbuf->b_sfname)) {
- if (*dirname == NUL) {
- os_dirname(dirname, MAXPATHL);
- }
- shorten_buf_fname(errbuf, dirname, false);
- }
- STRLCPY(IObuff, errbuf->b_fname, sizeof(IObuff));
- }
- len = (int)STRLEN(IObuff);
- } else {
- len = 0;
- }
- IObuff[len++] = '|';
-
- if (qfp->qf_lnum > 0) {
- sprintf((char *)IObuff + len, "%" PRId64, (int64_t)qfp->qf_lnum);
- len += (int)STRLEN(IObuff + len);
-
- if (qfp->qf_col > 0) {
- sprintf((char *)IObuff + len, " col %d", qfp->qf_col);
- len += (int)STRLEN(IObuff + len);
- }
-
- sprintf((char *)IObuff + len, "%s",
- (char *)qf_types(qfp->qf_type, qfp->qf_nr));
- len += (int)STRLEN(IObuff + len);
- } else if (qfp->qf_pattern != NULL) {
- qf_fmt_text(qfp->qf_pattern, IObuff + len, IOSIZE - len);
- len += (int)STRLEN(IObuff + len);
- }
- IObuff[len++] = '|';
- IObuff[len++] = ' ';
-
- /* Remove newlines and leading whitespace from the text.
- * For an unrecognized line keep the indent, the compiler may
- * mark a word with ^^^^. */
- qf_fmt_text(len > 3 ? skipwhite(qfp->qf_text) : qfp->qf_text,
- IObuff + len, IOSIZE - len);
-
- if (ml_append_buf(buf, lnum, IObuff, (colnr_T)STRLEN(IObuff) + 1, false)
- == FAIL) {
+ if (qf_buf_add_line(buf, lnum, qfp, dirname) == FAIL) {
break;
}
lnum++;