diff options
| -rw-r--r-- | ref-filter.c | 36 | ||||
| -rwxr-xr-x | t/t3920-crlf-messages.sh | 108 |
2 files changed, 130 insertions, 14 deletions
diff --git a/ref-filter.c b/ref-filter.c index c62f6b4822..6476686fea 100644 --- a/ref-filter.c +++ b/ref-filter.c @@ -1097,14 +1097,19 @@ static const char *copy_email(const char *buf, struct used_atom *atom) static char *copy_subject(const char *buf, unsigned long len) { - char *r = xmemdupz(buf, len); + struct strbuf sb = STRBUF_INIT; int i; - for (i = 0; i < len; i++) - if (r[i] == '\n') - r[i] = ' '; + for (i = 0; i < len; i++) { + if (buf[i] == '\r' && i + 1 < len && buf[i + 1] == '\n') + continue; /* ignore CR in CRLF */ - return r; + if (buf[i] == '\n') + strbuf_addch(&sb, ' '); + else + strbuf_addch(&sb, buf[i]); + } + return strbuf_detach(&sb, NULL); } static void grab_date(const char *buf, struct atom_value *v, const char *atomname) @@ -1228,20 +1233,23 @@ static void find_subpos(const char *buf, /* subject is first non-empty line */ *sub = buf; - /* subject goes to first empty line */ - while (buf < *sig && *buf && *buf != '\n') { - eol = strchrnul(buf, '\n'); - if (*eol) - eol++; - buf = eol; - } + /* subject goes to first empty line before signature begins */ + if ((eol = strstr(*sub, "\n\n"))) { + eol = eol < *sig ? eol : *sig; + /* check if message uses CRLF */ + } else if (! (eol = strstr(*sub, "\r\n\r\n"))) { + /* treat whole message as subject */ + eol = strrchr(*sub, '\0'); + } + buf = eol; *sublen = buf - *sub; /* drop trailing newline, if present */ - if (*sublen && (*sub)[*sublen - 1] == '\n') + while (*sublen && ((*sub)[*sublen - 1] == '\n' || + (*sub)[*sublen - 1] == '\r')) *sublen -= 1; /* skip any empty lines */ - while (*buf == '\n') + while (*buf == '\n' || *buf == '\r') buf++; *body = buf; *bodylen = strlen(buf); diff --git a/t/t3920-crlf-messages.sh b/t/t3920-crlf-messages.sh new file mode 100755 index 0000000000..3f0ce02c3f --- /dev/null +++ b/t/t3920-crlf-messages.sh @@ -0,0 +1,108 @@ +#!/bin/sh + +test_description='Test ref-filter and pretty APIs for commit and tag messages using CRLF' +. ./test-lib.sh + +LIB_CRLF_BRANCHES="" + +create_crlf_ref () { + branch="$1" && + cat >.crlf-orig-$branch.txt && + cat .crlf-orig-$branch.txt | append_cr >.crlf-message-$branch.txt && + grep 'Subject' .crlf-orig-$branch.txt | tr '\n' ' ' | sed 's/[ ]*$//' | tr -d '\n' >.crlf-subject-$branch.txt && + grep 'Body' .crlf-message-$branch.txt >.crlf-body-$branch.txt || true && + LIB_CRLF_BRANCHES="${LIB_CRLF_BRANCHES} ${branch}" && + test_tick && + hash=$(git commit-tree HEAD^{tree} -p HEAD -F .crlf-message-${branch}.txt) && + git branch ${branch} ${hash} && + git tag tag-${branch} ${branch} -F .crlf-message-${branch}.txt --cleanup=verbatim +} + +create_crlf_refs () { + create_crlf_ref crlf <<-\EOF && + Subject first line + + Body first line + Body second line + EOF + create_crlf_ref crlf-empty-lines-after-subject <<-\EOF && + Subject first line + + + Body first line + Body second line + EOF + create_crlf_ref crlf-two-line-subject <<-\EOF && + Subject first line + Subject second line + + Body first line + Body second line + EOF + create_crlf_ref crlf-two-line-subject-no-body <<-\EOF && + Subject first line + Subject second line + EOF + create_crlf_ref crlf-two-line-subject-no-body-trailing-newline <<-\EOF + Subject first line + Subject second line + + EOF +} + +test_crlf_subject_body_and_contents() { + command_and_args="$@" && + command=$1 && + if test ${command} = "branch" || test ${command} = "for-each-ref" || test ${command} = "tag" + then + atoms="(contents:subject) (contents:body) (contents)" + elif test ${command} = "log" || test ${command} = "show" + then + atoms="s b B" + fi && + files="subject body message" && + while test -n "${atoms}" + do + set ${atoms} && atom=$1 && shift && atoms="$*" && + set ${files} && file=$1 && shift && files="$*" && + test_expect_success "${command}: --format='%${atom}' works with messages using CRLF" " + rm -f expect && + for ref in ${LIB_CRLF_BRANCHES} + do + cat .crlf-${file}-\"\${ref}\".txt >>expect && + printf \"\n\" >>expect + done && + git $command_and_args --format=\"%${atom}\" >actual && + test_cmp expect actual + " + done +} + + +test_expect_success 'Setup refs with commit and tag messages using CRLF' ' + test_commit inital && + create_crlf_refs +' + +test_expect_success 'branch: --verbose works with messages using CRLF' ' + rm -f expect && + for branch in $LIB_CRLF_BRANCHES + do + printf " " >>expect && + cat .crlf-subject-${branch}.txt >>expect && + printf "\n" >>expect + done && + git branch -v >tmp && + # Remove first two columns, and the line for the currently checked out branch + current=$(git branch --show-current) && + grep -v $current <tmp | awk "{\$1=\$2=\"\"}1" >actual && + test_cmp expect actual +' + +test_crlf_subject_body_and_contents branch --list crlf* + +test_crlf_subject_body_and_contents tag --list tag-crlf* + +test_crlf_subject_body_and_contents for-each-ref refs/heads/crlf* + +test_done |