diff options
Diffstat (limited to 'xdiff-interface.c')
| -rw-r--r-- | xdiff-interface.c | 57 |
1 files changed, 45 insertions, 12 deletions
diff --git a/xdiff-interface.c b/xdiff-interface.c index d782f06d99..0e2c169227 100644 --- a/xdiff-interface.c +++ b/xdiff-interface.c @@ -15,11 +15,10 @@ static int parse_num(char **cp_p, int *num_p) { char *cp = *cp_p; int num = 0; - int read_some; while ('0' <= *cp && *cp <= '9') num = num * 10 + *cp++ - '0'; - if (!(read_some = cp - *cp_p)) + if (!(cp - *cp_p)) return -1; *cp_p = cp; *num_p = num; @@ -139,19 +138,20 @@ int xdi_diff(mmfile_t *mf1, mmfile_t *mf2, xpparam_t const *xpp, xdemitconf_t co int xdi_diff_outf(mmfile_t *mf1, mmfile_t *mf2, xdiff_emit_consume_fn fn, void *consume_callback_data, - xpparam_t const *xpp, - xdemitconf_t const *xecfg, xdemitcb_t *xecb) + xpparam_t const *xpp, xdemitconf_t const *xecfg) { int ret; struct xdiff_emit_state state; + xdemitcb_t ecb; memset(&state, 0, sizeof(state)); state.consume = fn; state.consume_callback_data = consume_callback_data; - xecb->outf = xdiff_outf; - xecb->priv = &state; + memset(&ecb, 0, sizeof(ecb)); + ecb.outf = xdiff_outf; + ecb.priv = &state; strbuf_init(&state.remainder, 0); - ret = xdi_diff(mf1, mf2, xpp, xecfg, xecb); + ret = xdi_diff(mf1, mf2, xpp, xecfg, &ecb); strbuf_release(&state.remainder); return ret; } @@ -212,13 +212,32 @@ int read_mmfile(mmfile_t *ptr, const char *filename) return error("Could not open %s", filename); sz = xsize_t(st.st_size); ptr->ptr = xmalloc(sz ? sz : 1); - if (sz && fread(ptr->ptr, sz, 1, f) != 1) + if (sz && fread(ptr->ptr, sz, 1, f) != 1) { + fclose(f); return error("Could not read %s", filename); + } fclose(f); ptr->size = sz; return 0; } +void read_mmblob(mmfile_t *ptr, const unsigned char *sha1) +{ + unsigned long size; + enum object_type type; + + if (!hashcmp(sha1, null_sha1)) { + ptr->ptr = xstrdup(""); + ptr->size = 0; + return; + } + + ptr->ptr = read_sha1_file(sha1, &type, &size); + if (!ptr->ptr || type != OBJ_BLOB) + die("unable to read blob object %s", sha1_to_hex(sha1)); + ptr->size = size; +} + #define FIRST_FEW_BYTES 8000 int buffer_is_binary(const char *ptr, unsigned long size) { @@ -269,9 +288,8 @@ static long ff_regexp(const char *line, long len, result = pmatch[i].rm_eo - pmatch[i].rm_so; if (result > buffer_size) result = buffer_size; - else - while (result > 0 && (isspace(line[result - 1]))) - result--; + while (result > 0 && (isspace(line[result - 1]))) + result--; memcpy(buffer, line, result); fail: free(line_buffer); @@ -310,11 +328,26 @@ void xdiff_set_find_func(xdemitconf_t *xecfg, const char *value, int cflags) } } +void xdiff_clear_find_func(xdemitconf_t *xecfg) +{ + if (xecfg->find_func) { + int i; + struct ff_regs *regs = xecfg->find_func_priv; + + for (i = 0; i < regs->nr; i++) + regfree(®s->array[i].re); + free(regs->array); + free(regs); + xecfg->find_func = NULL; + xecfg->find_func_priv = NULL; + } +} + int git_xmerge_style = -1; int git_xmerge_config(const char *var, const char *value, void *cb) { - if (!strcasecmp(var, "merge.conflictstyle")) { + if (!strcmp(var, "merge.conflictstyle")) { if (!value) die("'%s' is not a boolean", var); if (!strcmp(value, "diff3")) |